1 2012-08-11 Jan Hubicka <jh@suse.cz>
3 * lto-section-in.c (lto_section_name): Do not use "symtab" as part of
4 symtab_node sectoin name; it confuses plugin.
6 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
8 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Shift DECL_UID
9 in the va_list_vars bitmap by num_ssa_names.
11 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/sse.md (xop integer multiply/add insns): Use
14 register_operand for operand 3 predicate.
15 (xop_phadd<u>bq): Fix vec_select selectors.
17 2012-08-11 Martin Jambor <mjambor@suse.cz>
20 * ipa-inline.h (condition): New fields offset, agg_contents and by_ref.
21 * ipa-inline-analysis.c (agg_position_info): New type.
22 (add_condition): New parameter aggpos, also store agg_contents, by_ref
24 (dump_condition): Also dump aggregate conditions.
25 (evaluate_conditions_for_known_args): Also handle aggregate
26 conditions. New parameter known_aggs.
27 (evaluate_properties_for_edge): Gather known aggregate contents.
28 (inline_node_duplication_hook): Pass NULL known_aggs to
29 evaluate_conditions_for_known_args.
30 (unmodified_parm): Split into unmodified_parm and unmodified_parm_1.
31 (unmodified_parm_or_parm_agg_item): New function.
32 (set_cond_stmt_execution_predicate): Handle values passed in
34 (set_switch_stmt_execution_predicate): Likewise.
35 (will_be_nonconstant_predicate): Likewise.
36 (estimate_edge_devirt_benefit): Pass new parameter known_aggs to
37 ipa_get_indirect_edge_target.
38 (estimate_calls_size_and_time): New parameter known_aggs, pass it
39 recrsively to itself and to estimate_edge_devirt_benefit.
40 (estimate_node_size_and_time): New vector known_aggs, pass it o
41 functions which need it.
42 (remap_predicate): New parameter offset_map, use it to remap aggregate
44 (remap_edge_summaries): New parameter offset_map, pass it recursively
45 to itself and to remap_predicate.
46 (inline_merge_summary): Also create and populate vector offset_map.
47 (do_estimate_edge_time): New vector of known aggregate contents,
48 passed to functions which need it.
49 (inline_read_section): Stream new fields of condition.
50 (inline_write_summary): Likewise.
51 * ipa-cp.c (ipa_get_indirect_edge_target): Also examine the aggregate
52 contents. Let all local callers pass NULL for known_aggs.
54 2012-08-11 Jan Hubicka <jh@suse.cz>
56 * lto-cgraph.c (output_cgraph): Rename to ...
57 (output_symtab): ... this one. Update for LTO_section_symtab_nodes.
58 (input_cgraph): Rename to ...
59 (input_symtab): ... this one. Update for LTO_section_symtab_nodes.
60 * lto-streamer-out.c (create_output_block): Do not set
62 (produce_asm): Likewise.
63 (lto_output_toplevel_asms): Likewise.
64 (produce_asm_for_decls): Likewise.
65 (lto_output): Use output_symtab.
66 * lto-section-in.c (lto_section_name): Update.
67 * lto-section-out.c (lto_destroy_simple_output_block): Remove
69 * lto-streamer.h (enum lto_section_type): Remove LTO_section_varpool;
70 rename LTO_section_cgraph to LTO_section_symtab_nodes.
71 (struct lto_header): Remove section_type.
73 2012-08-11 Jan Hubicka <jh@suse.cz>
75 * cgraph.h (vector types for symtab_node): Add.
76 * ipa-reference.c (ipa_reference_write_optimization_summary): Update
77 for new symtab encoder.
78 (ipa_reference_read_optimization_summary): Likewise.
79 * lto-cgraph.c (output_varpool): Remove.
80 (input_cgraph_opt_summary): Take symtab nodes vector as argument.
81 (LTO_cgraph_tags): Rename to ...
82 (LTO_symtab_tags): ... this one; add LTO_symtab_variable.
83 (lto_cgraph_encoder_new): Rename to ...
84 (lto_symtab_encoder_new): ... this on.
85 (lto_cgraph_encoder_encode): Rename to ...
86 (lto_symtab_encoder_encode): ... this one.
87 (lto_cgraph_encoder_delete): Rename to ...
88 (lto_symtab_encoder_delete): ... this one.
89 (lto_cgraph_encoder_deref): Rename to ...
90 (lto_symtab_encoder_deref): ... this one.
91 (lto_cgraph_encoder_encode_body_p): Rename to ...
92 (lto_symtab_encoder_encode_body_p): ... this one.
93 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
94 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
95 lto_varpool_encoder_deref): Remove.
96 (lto_varpool_encoder_encode_initializer_p): Rename to ...
97 (lto_symtab_encoder_encode_initializer_p): ... this one.
98 (lto_set_varpool_encoder_encode_initializer): Rename to ...
99 (lto_set_symtab_encoder_encode_initializer): ... this one.
100 (lto_output_edge): Update.
101 (lto_output_node): Update.
102 (lto_output_varpool_node): Update; stream out LTO_symtab_variable tag.
103 (lto_output_ref): Drop varpool_encoder; update.
104 (add_node_to): Update.
105 (add_references): Update.
106 (output_outgoing_cgraph_edges): Update.
107 (output_refs): Update.
108 (compute_ltrans_boundary): Update.
109 (output_cgraph): Update; output varpools too.
110 (input_overwrite_node): Update.
111 (output_varpool): Remove.
112 (input_node): Update.
114 (input_edge): Update.
115 (input_cgraph_1): Update; input varpool too; unify fixup code.
116 (input_varpool_1): Remove.
117 (input_refs): Update.
118 (input_cgraph): Update.
119 (output_node_opt_summary): Update.
120 (input_cgraph_opt_section): Update.
121 (input_cgraph_opt_summary): Update.
122 * ipa-pure-const.c (pure_const_write_summary): Update.
123 (pure_const_read_summary): Update.
124 * lto-streamer-out.c (lto_write_tree): Update.
125 (lto_output): Likewise.
126 (produce_symtab): Update.
127 (produce_asm_for_decls): Update.
128 * ipa-inline-analysis.c (inline_read_section): Update.
129 (inline_write_summary): Update.
130 * ipa-prop.c (ipa_write_node_info): Update.
131 (ipa_prop_read_section): Update.
132 * lto-streamer.h (lto_cgraph_encoder_d): Rename to ...
133 (lto_symtab_encoder_d): ... this one; add initializer.
134 (lto_cgraph_encoder_t): Rename to ...
135 (lto_symtab_encoder_t): ... this one.
136 (lto_cgraph_encoder_size): Rename to ...
137 (lto_symtab_encoder_size): ... this one.
138 (lto_varpool_encoder_d): ... remove.
139 (lto_varpool_encoder_t): Remove.
140 (lto_out_decl_state): Remove cgraph_node_encoder, varpool_node_encoder
141 add symtab_node_encoder.
142 (lto_file_decl_data): Likewise.
143 (lto_cgraph_encoder_deref, lto_cgraph_encoder_lookup,
144 lto_cgraph_encoder_new, lto_cgraph_encoder_encode,
145 lto_cgraph_encoder_delete, lto_cgraph_encoder_encode_body_p,
146 lto_varpool_encoder_encode_body_p, lto_varpool_encoder_deref,
147 lto_varpool_encoder_lookup, lto_varpool_encoder_new,
148 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
149 lto_varpool_encoder_encode_initializer_p): Remove.
150 (lto_symtab_encoder_deref, lto_symtab_encoder_lookup,
151 lto_symtab_encoder_t, lto_symtab_encoder_encode,
152 lto_symtab_encoder_delete, lto_symtab_encoder_encode_body_p,
153 lto_symtab_encoder_encode_initializer_p): New.
155 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
157 * config/i386/i386.md (isa): Add fma and fma4.
158 (enabled): Handle fma and fma4.
159 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
160 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
161 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
162 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
163 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
164 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
166 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
168 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
169 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
170 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
172 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
174 * config/i386/i386.md (simple LEA peephole2s): Add zero-extend
175 variants of PLUS and MULT simple LEA patterns. Disable PLUS
176 patterns for TARGET_OPT_AGU.
178 2012-08-10 Richard Guenther <rguenther@suse.de>
180 * Makefile.in (OBJS): Remove matrix-reorg.o.
181 (matrix-reorg.o): Remove dependence rule.
182 (GTFILES): Remove matrix-reorg.c.
183 * matrix-reorg.c: Remove.
184 * passes.c (init_optimization_passes): Do not schedule
185 pass_ipa_matrix_reorg.
186 * tree-pass.h (pass_ipa_matrix_reorg): Remove.
187 * common.opt (fipa-matrix-reorg): Stub out.
188 * doc/invoke.texi (fipa-matrix-reorg): Remove documentation.
190 2012-08-10 Richard Guenther <rguenther@suse.de>
193 * fold-const.c (fold_ternary_loc): Do not reverse the mask
194 when canonicalizing it when folding VEC_PERM_EXPR.
196 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
199 * gimple-ssa-strength-reduction.c (analyze_candidates_and_replace):
200 Use cand_type to determine whether pointer arithmetic will be generated.
202 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
204 * doc/sourcebuild.texi: Document long_neq_int effective target.
206 2012-08-10 Richard Guenther <rguenther@suse.de>
208 PR tree-optimization/54109
209 * tree-ssa-forwprop.c
210 (forward_propagate_addr_into_variable_array_index): Remove.
211 (forward_propagate_addr_expr_1): Adjust.
213 2012-08-10 Richard Guenther <rguenther@suse.de>
215 * tree-cfg.c (dump_function_to_file): Make sure to dump
216 anonymous SSA names when there are no local decls.
218 2012-08-10 Steven Bosscher <steven@gcc.gnu.org>
220 * tree-ssa-pre.c (alloc_expression_id): Fix use of VEC_reserve.
221 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
222 (mark_phi_for_rewrite): Likewise.
223 (compute_global_livein): Use VEC_reserve outside the innermost
224 loop and VEC_quick_push instead of VEC_safe_push in that loop.
225 (update_ssa): Re-organize to avoid unnecessary sbitmap_zero'ing
226 of new_ssa_names and old_ssa_names. Allocate phis_to_rewrite to
227 the correct initial size.
229 2012-08-10 Richard Guenther <rguenther@suse.de>
231 * tree-ssa-pre.c (pretemp, storetemp, prephitemp): Remove.
232 (need_creation): Remove.
233 (get_representative_for): Use anonymous named SSA names.
234 (create_expression_by_pieces): Likewise.
235 (insert_into_preds_of_block): Likewise.
236 (init_pre): Do not init removed vars.
237 (fini_pre): Do not free need_creation.
238 * tree-ssa-forwprop.c (simplify_bitwise_binary): Use anonymous
240 * tree-ssa-loop-manip.c (create_iv): Likewise.
241 * value-prof.c (gimple_divmod_fixed_value): Likewise.
242 (gimple_mod_pow2): Likewise.
243 (gimple_mod_subtract): Likewise.
244 (gimple_ic): Likewise.
245 (gimple_stringop_fixed_value): Likewise.
246 * tree-ssa-phiopt.c (condstoretemp): Remove.
247 (tree_ssa_phiopt_worker): Use anonymous named SSA names.
248 (conditional_replacement): Likewise.
249 (abs_replacement): Likewise.
250 (cond_store_replacement): Likewise.
251 (cond_if_else_store_replacement_1): Likewise.
252 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
253 (rewrite_bittest): Likewise.
254 * tree-ssa-reassoc.c (build_and_add_sum): Get type from callers
255 and build anonymous SSA names.
256 (undistribute_ops_list): Adjust.
257 (eliminate_redundant_comparison): Use anonymous SSA names.
258 (rewrite_expr_tree_parallel): Likewise.
259 (get_reassoc_pow_ssa_name): Remove.
260 (attempt_builtin_powi): Adjust.
261 (reassociate_bb): Likewise.
262 * tree-ssa-strlen.c (get_string_length): Use anonymous SSA names.
263 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
264 (build_arrays): Likewise.
265 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
266 (create_tailcall_accumulator): Likewise.
267 * tree-vect-generic.c (expand_vector_divmod): Likewise.
268 * tree-profile.c (gcov_type_tmp_var): Remove.
269 (gimple_init_edge_profiler): Do not initialize it and use anonymous
271 (gimple_gen_ic_profiler): Likewise.
272 (tree_profiling): Adjust.
273 * tree-sra.c (build_ref_for_offset): Use anonymous SSA names.
274 * tree-ssa-math-opts.c (execute_cse_sincos_1): Likewise.
275 (powi_as_mults_1): Likewise.
276 (powi_as_mults): Likewise.
277 (build_and_insert_call): Adjust.
278 (build_and_insert_binop): Likewise.
279 (build_and_insert_ref): Likewise.
280 (build_and_insert_cast): Likewise.
281 (gimple_expand_builtin_pow): Likewise.
282 (gimple_expand_builtin_cabs): Likewise.
283 (execute_optimize_bswap): Use anonymous SSA names.
284 (convert_mult_to_widen): Likewise.
285 (convert_plusminus_to_widen): Likewise.
286 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
287 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
288 * tree-if-conv.c (ifc_temp_var): Likewise.
289 * tree-loop-distribution.c (generate_memset_builtin): Likewise.
290 * tree-parloops.c (take_address_of): Likewise.
291 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
292 (vect_permute_load_chain): Likewise.
293 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Likewise.
294 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
295 (vect_handle_widen_op_by_const): Likewise.
296 (vect_operation_fits_smaller_type): Likewise.
297 (vect_recog_over_widening_pattern): Likewise.
298 * tree-vect-stmts.c (vect_init_vector): Likewise.
299 * tree-vrp.c (simplify_truth_ops_using_ranges): Likewise.
300 (simplify_float_conversion_using_ranges): Likewise.
302 2012-08-10 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
304 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix
305 target mask of __builtin_ia32_rdseed_di_step builtin.
307 2012-08-10 Richard Guenther <rguenther@suse.de>
309 PR tree-optimization/54027
310 * tree-vrp.c (extract_range_from_binary_expr_1): Merge RSHIFT_EXPR
311 and LSHIFT_EXPR handling, force -fwrapv for the multiplication used
312 to handle LSHIFT_EXPR with a constant.
314 2012-08-10 Richard Guenther <rguenther@suse.de>
316 * tree.h (SSA_NAME_VAR): Return NULL_TREE if an IDENTIFIER_NODE
318 (SSA_NAME_IDENTIFIER): Return the IDENTIFIER_NODE of the SSA_NAME
320 (SET_SSA_NAME_VAR_OR_IDENTIFIER): New setter.
321 * tree-ssanames.c (make_ssa_name_fn): Handle creating anonymous
322 SSA names by passing a type instead of a variable decl.
323 (release_ssa_name): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
324 (copy_ssa_name_fn): Handle anonymous SSA names.
325 (replace_ssa_name_symbol): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
326 * tree-flow-inline.h (make_temp_ssa_name): New inline function.
327 * tree-pretty-print.c (dump_generic_node): Use SSA_NAME_IDENTIFIER,
328 dump SSA names without a name as <anon>.
329 * cfgexpand.c (expand_used_vars): Assing anonymous SSA names we are
330 going to expand a decl.
331 (gimple_expand_cfg): Assign all SSA names of a partition the
332 decl we created for its leader.
333 * tree-ssa.c (target_for_debug_bind): Handle SSA_NAMEs.
334 (verify_ssa_name): Handle anonymous SSA names.
335 (verify_def): Likewise.
336 * tree-predcom.c (eliminate_temp_copies): Likewise.
337 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
338 * tree-ssa-live.c (var_map_base_init): Compute conflicts for
339 anonymous SSA names with the same type.
340 (mark_all_vars_used_1): Handle anonymous SSA names.
341 (verify_live_on_entry): Likewise.
342 * tree-ssa-coalesce.c (abnormal_corrupt): Remove.
343 (create_outofssa_var_map): Adjust with respect to conflicts we
344 compute for anonymous SSA names. Do not restrict abnormal
346 (coalesce_partitions): Do not restrict abnormal coalescing.
347 Assert we only ever coalesce variables we computed conflicts for.
348 * tree-ssa-ter.c (process_replaceable): Do not restrict TER
350 * expr.c (expand_expr_real_1): Handle anonymous SSA names
351 expanded from IVOPTs by creating a raw REG here.
352 * tree-cfg.c (replace_ssa_name): Handle anonymous SSA names.
353 (dump_function_to_file): Dump anonymous SSA names alongside
354 with their types in the variable list.
355 (verify_gimple_return): Guard use of SSA_NAME_VAR.
356 * tree-into-ssa.c (mark_for_renaming): Handle a NULL symbol.
357 (rewrite_into_ssa): Make SSA names anonymous.
358 * tree-ssa-structalias.c (alias_get_name): Rewrite.
359 * tree-ssa-uninit.c (ssa_undefined_value_p): Handle anonymous
361 (warn_uninitialized_phi): Likewise.
362 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Defer expanding
363 anonymous SSA names to the expander.
364 (determine_iv_cost): Anonymous SSA names are artificial.
365 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
366 Handle anonymous SSA names.
367 * lto-streamer-out.c (output_ssa_names): Stream SSA_NAME_VAR
368 or if NULL, the type of the SSA name.
369 * tree-inline.c (remap_ssa_name): Handle anonymous SSA names,
370 remap names as anonymous where appropriate.
371 (insert_init_stmt): Pass SSA names down to insert_init_debug_bind.
372 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Adjust
373 according to what we create conflicts for in out-of-SSA
375 * tree-parloops.c (separate_decls_in_region_name): Handle
377 (add_field_for_name): Likewise.
378 * tree.c (get_name): Handle SSA names.
379 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Defer to get_name for
381 * tree-vect-loop-manip.c (adjust_debug_stmts): Use
383 * tree-sra.c (create_access_replacement): Give up generating
384 a DECL_DEBUG_EXPR for SSA names in the memory reference.
385 (replace_removed_params_ssa_names): Guard use of SSA_NAME_VAR.
386 * tree-complex.c (get_component_ssa_name): Handle anonymous
388 (set_component_ssa_name): Likewise.
389 * tree-ssa-sccvn.c (visit_reference_op_load): Likewise.
390 * tree-object-size.c (collect_object_sizes_for): Handle
391 uninitialized SSA names properly.
392 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Guard use of
394 * ipa-split.c (test_nonssa_use): Likewise.
395 (consider_split): Likewise.
396 (mark_nonssa_use): Likewise.
398 2012-08-09 Jan Hubicka <jh@suse.cz>
401 * ipa-inline-transform.c (inline_call): Add UPDATE_OVERALL_SUMMARY
402 parameter; honnor it.
403 * ipa-inline.c (recursive_inlining): Update call
405 (inline_small_functions): Likewise.
406 (ipa_inline): Likewise.
407 (inline_always_inline_functions): Likewise.
408 (early_inline_small_functions): Likewise.
409 (flatten_function): Do separate update of summary info.
410 * ipa-inline.h (inline_update_overall_summary): Declare.
411 (inline_call): Update.
412 * ipa-inline-analysis.c (inline_merge_summary): Break out
414 (inline_update_overall_summary): Likewise.
416 2012-08-09 Richard Henderson <rth@redhat.com>
418 * config/s390/s390.c (s390_expand_insv): Use VOIDmode in gen_rtx_SET.
420 * config/s390/s390.c (s390_expand_cs_hqi): Copy val to a temp before
421 performing the compare for the restart loop.
423 2012-08-09 DJ Delorie <dj@redhat.com>
425 * config/rl78/rl78.c (rl78_alloc_physical_registers): Check for
426 SET before extracting SET_SRC.
427 (rl78_remove_unused_sets): Check for REG before extractnig REGNO.
429 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
432 * config/sh/sh-protos (shift_insns_rtx): Delete.
433 (sh_ashlsi_clobbers_t_reg_p): Add.
434 * config/sh/sh.c (shift_insns, shift_amounts, ext_shift_insns,
435 ext_shift_amounts): Merge arrays of ints to array of structs.
436 Adapt usage of arrays throughout the file.
437 (shift_insns_rtx): Delete unused function.
438 (sh_ashlsi_clobbers_t_reg_p): New function.
439 * config/sh/sh.md (ashlsi3): Emit ashlsi3_n_clobbers_t insn if the
440 final shift sequence will clobber T_REG.
441 (ashlsi3_n): Split only if the final shift sequence will not
443 (ashlsi3_n_clobbers_t): New insn_and_split.
445 2012-08-09 Steven Bosscher <steven@gcc.gnu.org>
447 * calls.c (mem_overlaps_already_clobbered_arg_p): Use SBITMAP_SIZE
448 instead of looking at sbitmap n_bits member directly.
449 * gcse.c (hoist_code): Likewise.
450 * sched-rgn.c (split_edges): Likewise.
451 * tree-into-ssa.c (is_old_name, is_new_name, add_new_name_mapping,
452 update_ssa): Likewise.
454 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
456 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Return preferred
457 single unit register class for classes that contain registers form
459 (REG_CLASS_CONTENTS): Add missing "frame" register to FLOAT_INT_REGS,
460 INT_SSE_REGS and FLOAT_INT_SSE_REGS register classes.
462 2012-08-09 Martin Jambor <mjambor@suse.cz>
464 * cgraph.h (cgraph_indirect_call_info): Field anc_offse renamd to
465 offset, updated all users. New field agg_contents.
466 * ipa-prop.h (jump_func_type): Removed IPA_JF_CONST_MEMBER_PTR.
467 (ipa_pass_through_data): New field agg_preserved.
468 (ipa_ancestor_jf_data): Likewise.
469 (ipa_member_ptr_cst): Removed.
470 (ipa_agg_jf_item): New type.
471 (ipa_agg_jump_function): Likewise.
472 (ipa_jump_func): New field agg. Removed field member_cst.
473 (ipa_get_jf_pass_through_agg_preserved): New function.
474 (ipa_get_jf_ancestor_agg_preserved): Likewise.
475 (ipa_get_jf_member_ptr_pfn): Removed.
476 (ipa_find_agg_cst_for_param): Declare.
477 (ipa_load_from_parm_agg): Likewise.
478 * ipa-prop.c (param_analysis_info): Fields modified and
479 visited_statements rename to parm_modified and parm_visited_statements
480 respectively, added fields ref_modified, ref_visited_statements,
481 pt_modified and pt_visited_statements.
482 (ipa_print_node_jump_functions_for_edge): Do not dump const member
483 functions. Dump agg_preserved flags and aggregate jump functions.
484 (ipa_set_jf_simple_pass_through): Set also agg_preserved.
485 (ipa_set_ancestor_jf): Likewise.
486 (ipa_set_jf_arith_pass_through): Clear agg_preserved.
487 (ipa_set_jf_member_ptr_cst): Removed.
488 (is_parm_modified_before_stmt): Logic reversed, renamed to
489 parm_preserved_before_stmt_p. Cache visited bitmap only for
490 naked DECL parameters. All callers updated.
491 (load_from_unmodified_param): Allow NULL parms_ainfo.
492 (parm_ref_data_preserved_p): New function.
493 (parm_ref_data_pass_through_p): Likewise.
494 (ipa_load_from_parm_agg_1): Likewise.
495 (ipa_load_from_parm_agg): Likewise.
496 (compute_complex_assign_jump_func): Check if aggregate contents are
498 (compute_complex_ancestor_jump_func): Likewise.
499 (compute_scalar_jump_functions): Removed.
500 (type_like_member_ptr_p): Also check field position are known and sane.
501 (compute_pass_through_member_ptrs): Removed.
502 (determine_cst_member_ptr): Likewise.
503 (ipa_known_agg_contents_list): New type.
504 (determine_known_aggregate_parts): New function.
505 (compute_cst_member_ptr_arguments): Removed.
506 (ipa_compute_jump_functions_for_edge): Compute all kinds of jump
507 functions (scalar, aggregate and member pointer).
508 (ipa_get_member_ptr_load_param): Incorporate into
509 ipa_get_stmt_member_ptr_load_param, also pass back an offset.
510 (ipa_note_param_call): Clear agg_contents.
511 (ipa_analyze_indirect_call_uses): Also look for simple pointers loaded
512 from aggregates. In such cases, store offset of the called field.
513 (ipa_analyze_node): Initialize new fields of param_analysis_info.
514 (update_jump_functions_after_inlining): Handle aggregate contents.
515 (ipa_find_agg_cst_for_param): New function.
516 (try_make_edge_direct_simple_call): Handle called aggregate values.
517 (update_indirect_edges_after_inlining): Make sure aggregate preserving
518 jump functions comply with type compatibility requirements.
519 (ipa_edge_duplication_hook): Copy also aggregate jump functions.
520 (ipa_write_jump_function): Stream agg_preserved flags and aggregate
521 jump functions. Do not stream member pointer constant jump functions.
522 (ipa_read_jump_function): Likewise.
523 (ipa_write_indirect_edge_info): Stream new cgraph_indirect_call_info
525 (ipa_read_indirect_edge_info): Likewise.
527 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
530 * config/sh/predicates.md (mem_index_disp_operand): New predicate.
531 * config/sh/sh.md (*movsi_index_disp): Rewrite insns to use the new
532 mem_index_disp_operand predicate.
534 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
537 * config/sh/sh.md: Add negc extu sequence peephole.
538 (movrt, movnegt, movrt_negc, nott): Use t_reg_operand predicate.
539 (*movrt_negc): New insn.
540 * config/sh/sync.md (atomic_test_and_set): Pass gen_t_reg_rtx to
542 * config/sh/sh.c (expand_cbranchsi4, sh_emit_scc_to_t,
543 sh_emit_compare_and_branch, sh_emit_compare_and_set): Use
545 (sh_expand_t_scc): Pass gen_t_reg_rtx to gen_movnegt.
547 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
550 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg):
551 Use arith_reg_operand predicate instead of register_operand.
552 * config/sh/predicates.md (movsrc_no_disp_mem_operand): Accept
555 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
557 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
558 (alpha_pad_function_end): ... this. Also insert NOP between
559 sibling call and GP load.
560 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
562 2012-08-09 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
564 * config/i386/adxintrin.h: Remove guarding __ADX__ check.
565 * config/i386/x86intrin.h: Likewise.
566 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
567 OPTION_MASK_ISA_ADX from needed options for
568 __builtin_ia32_addcarryx_u32 and __builtin_ia32_addcarryx_u64.
569 (ix86_expand_builtin): Use add<mode>3_carry in expanding of
570 IX86_BUILTIN_ADDCARRYX32 and IX86_BUILTIN_ADDCARRYX64.
572 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
574 PR rtl-optimization/53701
575 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
576 Process not only expr's vinsns but all old vinsns from expr's
578 (update_and_record_unavailable_insns): Clarify comment.
580 2012-08-09 Bernd Schmidt <bernds@codesourcery.com>
582 * reload.c (find_valid_class_1): New static function.
583 (push_reload): Use it when reloading a SYMBOL_REG as the inner
584 of a subreg. Keep better track of needed classes for the
585 secondary memory case.
586 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Limit INT_SSE_REGS to
588 * reload1.c (replaced_subreg): New static function.
589 (gen_reload): Use it when deciding whether to use secondary
592 2012-08-09 Richard Guenther <rguenther@suse.de>
594 * tree.h (SSA_VAR_P): Simplify.
595 * tree-ssanames.c (make_ssa_name_fn): Strengthen assert.
596 * fold-const.c (fold_comparison): Check for default def first
597 before checking for PARM_DECL.
598 * tree-complex.c (get_component_ssa_name): Likewise.
599 * tree-inline.c (remap_ssa_name): Likewise.
600 * tree-ssa-loop-ivopts.c (parm_decl_cost): Likewise.
601 * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
602 (find_what_p_points_to): Likewise.
603 * tree-ssa-operands.c (add_stmt_operand): Simplify.
605 2012-08-08 Joseph Myers <joseph@codesourcery.com>
607 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
608 IOR to a constant if one operand has side effects.
610 2012-08-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
612 * builtins.c (expand_builtin_atomic_compare_exchange): Pass old
613 value operand as MEM to expand_atomic_compare_and_swap.
615 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Accept
616 nonimmediate_operand for old value; generate load and store if
618 * config/s390/s390.c (s390_expand_cs_hqi): Accept any operand
621 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
624 * gimpify.c (gimplify_body): Only verify_gimple_in_seq with
626 * tree-ssa-loop-manip.c (add_exit_phis_var): Assert that var is
627 a gimple_reg if checking is enabled.
628 (find_uses_to_rename_stmt): Only look at non-virtual USE operands.
629 * tree-into-ssa (compute_global_livein): Change the worklist
630 type from an array to a VEC.
632 2012-08-08 Richard Guenther <rguenther@suse.de>
634 * tree-ssa-operands.h (virtual_operand_p): Declare.
635 * tree-ssa-operands.c (virtual_operand_p): New predicate.
636 * gimple.c (is_gimple_reg): Use virtual_operand_p.
637 * tree-into-ssa.c (prepare_block_for_update): Likewise.
638 * tree-vect-loop-manip.c (adjust_debug_stmts): Likewise.
640 2012-08-08 Richard Guenther <rguenther@suse.de>
642 * tree-call-cdce.c (check_pow): Simplify.
643 (gen_conditions_for_pow_int_base): Likewise.
644 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not handle
645 virtual operands here.
646 * tree-ssa-operands.c (get_name_decl): Remove unused function.
647 * gimplify.c (gimple_regimplify_operands): Remove dead code.
648 * tree-vrp.c (get_value_range): Move SSA_NAME_VAR access.
649 * tree-parloops.c (create_phi_for_local_result): Use copy_ssa_name.
650 * value-prof.c (gimple_ic): Use duplicate_ssa_name.
651 (gimple_stringop_fixed_value): Likewise.
652 * tree.c (needs_to_live_in_memory): Remove SSA name handling.
653 * tree-stdarg.c (find_va_list_reference): Store SSA_NAME_VERSIONs
654 in the bitmap alongside shifted DECL_UIDs.
655 (va_list_counter_struct_op): Likewise.
656 (va_list_ptr_read): Likewise.
657 (va_list_ptr_write): Likewise.
658 (check_va_list_escapes): Likewise.
659 (check_all_va_list_escapes): Likewise.
660 (execute_optimize_stdarg): Likewise.
661 * tree-outof-ssa.c (insert_backedge_copies): Use copy_ssa_name.
663 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
664 H.J. Lu <hongjiu.lu@intel.com>
666 PR rtl-optimization/54157
667 * combine.c (gen_lowpart_for_combine): Don't return identity
668 for CONST or symbolic reference.
670 2012-08-08 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
672 * common/config/i386/i386-common.c (OPTION_MASK_ISA_ADX_SET): New.
673 (OPTION_MASK_ISA_ADX_UNSET): Likewise.
674 (ix86_handle_option): Handle madx option.
675 * config.gcc (i[34567]86-*-*): Add adxintrin.h.
676 (x86_64-*-*): Likewise.
677 * config/i386/adxintrin.h: New header.
678 * config/i386/driver-i386.c (host_detect_local_cpu): Detect ADCX/ADOX
680 * config/i386/i386-builtin-types.def
681 (UCHAR_FTYPE_UCHAR_UINT_UINT_PUNSIGNED): New function type.
682 (UCHAR_FTYPE_UCHAR_ULONGLONG_ULONGLONG_PULONGLONG): Likewise.
683 * config/i386/i386-c.c: Define __ADX__ if needed.
684 * config/i386/i386.c (ix86_target_string): Define -madx option.
686 (ix86_option_override_internal): Handle new option.
687 (ix86_valid_target_attribute_inner_p): Add OPT_madx.
688 (ix86_builtins): Add IX86_BUILTIN_ADDCARRYX32,
689 IX86_BUILTIN_ADDCARRYX64.
690 (ix86_init_mmx_sse_builtins): Define corresponding built-ins.
691 (ix86_expand_builtin): Handle these built-ins.
692 (ix86_expand_args_builtin): Handle new function types.
693 * config/i386/i386.h (TARGET_ADX): New.
694 * config/i386/i386.md (adcx<mode>3): New define_insn.
695 * config/i386/i386.opt (madx): New.
696 * config/i386/x86intrin.h: Include adxintrin.h.
698 2012-08-08 Nick Clifton <nickc@redhat.com>
700 * config/rl78/rl78.c: Include tree-pass.h.
702 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
705 * ira.c (init_live_subregs): Take live_subregs_used as a bitmap.
706 (build_insn_chain): Make live_subregs_used a bitmap.
707 Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs.
708 Use sbitmap_free to free the live_subreg sbitmaps.
711 * ifcvt.c: Include pointer-set.h.
712 (cond_move_process_if_block): Change type of then_regs and
713 else_regs from alloca'd array to pointer_sets.
714 (check_cond_move_block): Update for this change.
715 (cond_move_convert_if_block): Likewise.
716 * Makefile.in: Fix dependencies for ifcvt.o.
718 2012-08-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
720 * gimple-ssa-strength-reduction.c (struct incr_info_d): New struct.
721 (incr_vec): New static var.
722 (incr_vec_len): Likewise.
723 (address_arithmetic_p): Likewise.
724 (stmt_cost): Remove dead assignment.
725 (dump_incr_vec): New function.
726 (cand_abs_increment): Likewise.
727 (lazy_create_slsr_reg): Likewise.
728 (incr_vec_index): Likewise.
729 (count_candidates): Likewise.
730 (record_increment): Likewise.
731 (record_increments): Likewise.
732 (unreplaced_cand_in_tree): Likewise.
733 (optimize_cands_for_speed_p): Likewise.
734 (lowest_cost_path): Likewise.
735 (total_savings): Likewise.
736 (analyze_increments): Likewise.
737 (ncd_for_two_cands): Likewise.
738 (nearest_common_dominator_for_cands): Likewise.
739 (profitable_increment_p): Likewise.
740 (insert_initializers): Likewise.
741 (introduce_cast_before_cand): Likewise.
742 (replace_rhs_if_not_dup): Likewise.
743 (replace_one_candidate): Likewise.
744 (replace_profitable_candidates): Likewise.
745 (analyze_candidates_and_replace): Handle candidates with SSA-name
748 2012-08-07 Steven Bosscher <steven@gcc.gnu.org>
750 * cfg.c (debug_bb): Do not set TDF_BLOCKS.
751 * cfghooks.c (dump_bb): Honor ~TDF_BLOCKS.
752 * pretty-print.c (pp_base_flush): Do not add a newline, and do not
753 clear pp_needs_newline.
754 * pretty-print.h (pp_newline_and_flush): New macro with the behavior
755 of pp_base_flush before the above change.
756 * langhooks.c (lhd_print_error_function): Use pp_newline_and_flush
758 * diagnostic.c (diagnostic_finish): Likewise.
759 (diagnostic_report_diagnostic): Likewise.
760 (verbatim): Likewise.
761 (error_recursion): Likewise.
762 * tree-pretty-print.c (print_generic_stmt): Likewise.
763 (print_generic_stmt_indented): LIkewise.
764 * gimple-pretty-print.c (print_gimple_stmt): Likewise.
765 (print_gimple_seq): Likewise.
766 (gimple_dump_bb_buff): Likewise.
768 2012-08-07 Uros Bizjak <ubizjak@gmail.com>
771 * var-tracking.c (var_lowpart): Exit early for matched modes.
773 2012-08-07 Richard Henderson <rth@redhat.com>
775 * config/s390/s390.c (s390_emit_compare_and_swap): Update for
776 atomic_compare_and_swapsi_internal name change.
777 (s390_expand_insv): Try RISBG last, not requiring operands in
778 registers but forcing them there. Try a limited form of ICM.
779 (s390_two_part_insv): New.
780 (s390_expand_cs_hqi): Use it. Update for atomic optabs.
781 * config/s390/s390.md (UNSPEC_MOVA): New.
782 (TDSI): Remove mode iterator.
783 (DGPR, DINT, TDI): New mode iterators.
784 (td): New mode attribute.
785 (mem_signal_fence): New.
786 (mem_thread_fence): Rename from memory_barrier; update for model arg.
787 (mem_thread_fence_1): Rename from *memory_barrier.
788 (atomic_load<DINT>, atomic_store<DINT>): New expanders.
789 (atomic_loaddi_1, atomic_loadti_1): New.
790 (atomic_storedi_1, atomic_storeti_1): New.
791 (sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
792 (atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
793 (atomic_compare_and_swap<DGPR>_internal): New.
794 (*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
795 (*atomic_compare_and_swap<TDI>_1): New.
796 (*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
797 (sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
798 (atomic_fetch_<ATOMIC_Z196><GPR>): New.
799 (atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
800 (sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
801 (sync_new_<ATOMIC><HQI>): Remove.
802 (atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
803 (atomic_<ATOMIC>_fetch<HQI>): New.
804 (sync_lock_test_and_set<HQI>): Remove.
805 (atomic_exchange<HQI>): New.
807 2012-08-07 Paul Brook <paul@codesourcery.com>
808 Sandra Loosemore <sandra@codesourcery.com>
810 * except.c (switch_to_exception_section): Place tables for
811 DECL_ONE_ONLY functions in comdat groups.
813 2012-08-07 Richard Guenther <rguenther@suse.de>
815 * tree-flow.h (copy_ssa_name_fn): New function.
816 (duplicate_ssa_name_fn): Likewise.
817 * tree-flow-inline.h (copy_ssa_name): New function.
818 (duplicate_ssa_name): Likewise.
819 * tree-ssanames.c (copy_ssa_name_fn): New function.
820 (duplicate_ssa_name): Rename to ...
821 (duplicate_ssa_name_fn): ... this and adjust.
822 * tree-tailcall.c (update_accumulator_with_ops): Use copy_ssa_name.
823 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
825 (slpeel_update_phi_nodes_for_guard2): Likewise.
826 (slpeel_tree_peel_loop_to_edge): Likewise.
827 (vect_loop_versioning): Likewise.
828 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
829 (create_parallel_loop): Likewise.
830 * ipa-split.c (split_function): Likewise.
831 * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
832 (vect_create_epilog_for_reduction): Likewise.
833 * tree-vect-data-refs.c (bump_vector_ptr): Likewise.
834 (vect_setup_realignment): Likewise.
835 * tree-vect-stmts.c (vectorizable_load): Likewise.
836 * tree-switch-conversion.c (build_one_array): Likewise.
837 (gen_def_assigns): Likewise.
838 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
839 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
840 create_zero_dim_array with the SSA name.
841 (rewrite_phi_out_of_ssa): Likewise.
842 (rewrite_cross_bb_scalar_dependence): Likewise. Use copy_ssa_name.
844 2012-08-07 Richard Guenther <rguenther@suse.de>
846 * tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
847 bit of the old name when we clear the slot.
848 * tree-ssa-live.c (remove_unused_locals): Release any default
849 def associated with an unused var.
850 * tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.
852 2012-08-07 Richard Guenther <rguenther@suse.de>
854 * tree-into-ssa.c (rewrite_stmt): Remove clobbers for variables
855 we rewrite into SSA form.
856 (rewrite_enter_block): Adjust.
857 * gimple-iterator.c (gsi_replace): Also allow replacement with
858 a stmt without a lhs.
859 * tree-ssa-live.c (remove_unused_locals): Remove code handling
860 clobbers of SSA names.
861 * tree-nested.c (convert_local_reference_stmt): Remove clobbers
862 for variables we access through the local chain.
863 * tree-cfg.c (verify_gimple_assign_single): Verify clobbers
864 clobber full decls only.
866 2012-08-07 Richard Guenther <rguenther@suse.de>
868 * gimple.h (gimple_phi_set_result): Adjust SSA_NAME_DEF_STMT.
869 * tree-phinodes.c (make_phi_node): Allow a NULL var.
870 * tree-into-ssa.c (insert_phi_nodes_for): Simplify.
871 * tree-complex.c (update_phi_components): Likewise.
872 * tree-ssa-loop-manip.c (create_iv): Likewise.
873 (add_exit_phis_edge): Likewise.
874 (split_loop_exit_edge): Likewise.
875 (tree_transform_and_unroll_loop): Likewise.
876 * value-prof.c (gimple_ic): Likewise.
877 (gimple_stringop_fixed_value): Likewise.
878 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
879 * omp-low.c (expand_parallel_call): Likewise.
880 (expand_omp_for_static_chunk): Likewise.
881 (expand_omp_atomic_pipeline): Likewise.
882 * tree-parloops.c (create_phi_for_local_result): Likewise.
883 (transform_to_exit_first_loop): Likewise.
884 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
885 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
886 * tree-predcom.c (initialize_root_vars): Likewise.
887 (initialize_root_vars_lm): Likewise.
888 * sese.c (sese_add_exit_phis_edge): Likewise.
889 * gimple-streamer-in.c (input_phi): Likewise.
890 * tree-inline.c (copy_phis_for_bb): Likewise.
891 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
892 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
893 (gimple_duplicate_bb): Likewise.
895 2012-08-07 Nick Clifton <nickc@redhat.com>
897 * config/mn10300/mn10300.c (mn10300_expand_prologue): Report
898 stack usage if requested.
900 2012-08-06 Cary Coutant <ccoutant@google.com>
902 * cgraphunit.c (assemble_thunk): Add source line info.
903 * final.c (final): Check for non-null cfg pointer.
905 2012-08-06 Sandra Loosemore <sandra@codesourcery.com>
906 Maxim Kuvyrkov <maxim@codesourcery.com>
907 Julian Brown <julian@codesourcery.com>
909 * config/mips/24k.md (r24k_unknown_store): Delete special handling
911 (r24k_int_load, r24k_int_arith, r24k_int_mul3, r24k_int_mfhilo)
912 (r24k_int_cop, r24k_int_multi)
913 (r24kf2_1_fcvt_f2i, r24kf2_1_fxfer)
914 (r24kf1_1_fcvt_f2i, r24kf1_1_fxfer): Use mips_store_data_bypass_p
915 instead of store_data_bypass_p.
916 * config/mips/74k.md (r74k_int_store): Delete special handling for
918 (r74k_int_load, r74k_int_logical, r74k_int_arith, r74k_int_cmove):
919 Use mips_store_data_bypass_p instead of store_data_bypass_p.
921 2012-08-06 Marc Glisse <marc.glisse@inria.fr>
923 PR tree-optimization/51938
924 PR tree-optimization/52005
925 * tree-ssa-ifcombine.c (ifcombine_ifandif): New parameters for
927 (ifcombine_iforif): Remove, merge code into ifcombine_ifandif.
928 (tree_ssa_ifcombine_bb): Update calls to the above. Detect !a&&b
931 2012-08-06 Olivier Hainque <hainque@adacore.com>
933 * tree-emutls.c (new_emutls_decl): When a var_section is requested by
934 the target, attach the new decl to that, not to the template section.
936 2012-08-06 Tom de Vries <tom@codesourcery.com>
938 * tree-switch-conversion.c (emit_case_bit_tests): Generate MINUS_EXPR in
941 2012-08-05 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
943 * doc/invoke.texi: Document AMD btver2.
944 * doc/extend.texi: Document AMD btver1 and btver2.
946 2012-08-04 Sandra Loosemore <sandra@codesourcery.com>
947 Richard Sandiford <rdsandiford@googlemail.com>
949 * config/mips/mips.c (mips_option_override): Check -fpic
950 for compatibility with -mabicalls and ABI.
952 2012-08-04 Catherine Moore <clm@codesourcery.com>
953 Sandra Loosemore <sandra@codesourcery.com>
955 * config/mips/xlr.md (ir_xlr_alu_clz): New insn_reservation.
956 (ir_xlr_alu): Remove clz.
957 * config/mips/mips-cpus.def (xlr): Set PTF_AVOID_BRANCHLIKELY.
959 2012-08-04 Richard Earnshaw <rearnsha@arm.com>
961 * arm.c (arm_gen_constant): Use SImode when preparing operands for
964 2012-08-04 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/i386.h (QI_REGNO_P): New define.
967 (ANY_QI_REGNO_P): Ditto.
968 (GENERAL_REGNO_P): Use IN_RANGE macro.
969 (QI_REG_P): Use QI_REGNO_P.
970 (ANY_QI_REG_P): Use GENERAL_REGNO_P and QI_REGNO_P.
971 (HARD_REGNO_CALLER_SAVE_MODE): Use QI_REGNO_P.
972 * config/i386/i386.c (ix86_hard_regno_mode_ok): Ditto.
973 (x86_extended_QIreg_mentioned_p): Ditto. Also check if
974 register is a general register.
976 2012-08-03 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/sync.md (*atomic_fetch_add_cmp<mode>): Use
979 incdec_operand predicate to return INC or DEC insn mnemonic.
980 Add %K operand modifier.
981 (atomic_add<mode>): Use incdec_operand predicate to
982 return INC or DEC insn mnemonic.
983 (atomic_dec<mode>): Ditto.
985 2012-08-03 Michael Matz <matz@suse.de>
987 PR tree-optimization/54146
988 * cfgexpand.c (add_scope_conflicts_1): Use bitmap_ior_into.
989 (add_scope_conflicts): Iterate in RPO order.
990 (add_stack_protection_conflicts): Iterate over the other triangle.
991 (fini_vars_expansion): Clear stack_vars_sorted.
993 2012-08-03 Marc Glisse <marc.glisse@inria.fr>
995 PR tree-optimization/30318
996 * double-int.c (mul_double_wide_with_sign): New function.
997 (mul_double_with_sign): Call the new function.
998 * double-int.h (mul_double_wide_with_sign): Declare the new function.
999 * tree-vrp.c (extract_range_from_binary_expr_1) [MULT_EXPR]:
1000 Handle integer types that wrap on overflow.
1001 (quad_int_cmp): New helper function.
1002 (quad_int_pair_sort): Likewise.
1004 2012-08-03 Richard Guenther <rguenther@suse.de>
1006 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
1007 is_gimple_reg on the SSA name, not its variable.
1008 (vect_update_ivs_after_vectorizer): Likewise.
1009 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
1010 * tree-if-conv.c (if_convertible_phi_p): Likewise.
1011 (predicate_scalar_phi): Likewise.
1012 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
1013 (vect_analyze_scalar_cycles_1): Likewise.
1014 * tree-ssa-live.c (register_ssa_partition_check): Likewise.
1015 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
1016 * tree-ssa-reassoc.c (phi_rank): Likewise.
1017 * tree-parloops.c (separate_decls_in_region_name): Use
1018 replace_ssa_name_symbol.
1019 * tree-predcom.c (base_names_in_chain_on): Likewise.
1020 * matrix-reorg.c (update_type_size): Query the type of the SSA name,
1022 * gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
1023 (create_mul_imm_cand): Likewise.
1024 (create_add_ssa_cand): Likewise.
1025 (create_add_imm_cand): Likewise.
1026 (slsr_process_add): Likewise.
1027 * tree-inline.c (remap_ssa_name): Do not set the type of the
1029 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify assert.
1030 Check for default def first.
1032 2012-08-04 Steven Bosscher <steven@gcc.gnu.org>
1034 * cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
1036 * sched-vis.c (print_pattern): Handle SEQUENCE also.
1038 2012-08-02 Richard Henderson <rth@redhat.com>
1042 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
1043 * cfgexpand.c (gimple_expand_cfg): Initialise it.
1044 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
1045 alignment requirements given the known alignment of dynamic_offset.
1046 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
1048 2012-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1050 * cfgexpand.c (expand_debug_locations): Encapsulate test for
1051 CONST_DOUBLE in macro.
1052 * combine.c (try_combine, gen_lowpart_for_combine): Ditto.
1053 * cprop.c (implicit_set_cond_p): Ditto.
1054 * cselib.c (rtx_equal_for_cselib_1): Ditto.
1055 * expmed.c (expand_mult): Ditto.
1056 * expr.c (convert_modes): Ditto.
1057 * ira-costs.c (record_reg_classes): Ditto.
1058 * ira-lives.c (single_reg_class): Ditto.
1059 * optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
1060 * print-rtl.c (print_rtx): Ditto.
1061 * recog.c (simplify_while_replacing, const_double_operand)
1062 (asm_operand_ok, constrain_operands): Ditto.
1063 * reg-stack.c (subst_stack_regs_pat): Ditto.
1064 * reload.c (find_reloads, find_equiv_reg): Ditto.
1065 * rtlanal.c (replace_rtx): Remove test.
1066 * rtlanal.c (constant_pool_constant_p, split_double): Encapsulate
1067 test for CONST_DOUBLE in macro.
1068 * simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
1069 (simplify_unary_operation_1, simplify_const_unary_operation)
1070 (simplify_binary_operation_1, simplify_const_binary_operation)
1071 (simplify_relational_operation_1)
1072 (simplify_const_relational_operations)
1073 (implify_subreg): Ditto.
1074 * varasm.c (output_constant_pool_2): Ditto.
1075 * rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New macros.
1076 * rtl.def (CONST_DOUBLE): Updated comments.
1078 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
1081 * config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
1082 * config/mips/mips.c (mips_strip_unspec_address): Make extern.
1083 (mips16_rewrite_pool_constant): Make a copy of the pool constant
1084 before adding to a PC-relative table.
1085 (mips16_lay_out_constants): Add a SPLIT_P parameter.
1086 (mips16_load_branch_target, mips16_split_long_branches): New functions.
1087 (mips_reorg): Update call to mips16_lay_out_constants.
1088 Call mips16_split_long_branches.
1089 * config/mips/predicates.md (pc_or_label_operand): Delete.
1090 * config/mips/mips.md (length): Add a calculation for MIPS16 branches.
1091 Move the extended_mips16 handling further down.
1092 (*branch_equality<mode>_mips16): Replace use pc_or_label_operand
1093 with explicit label_ref and pc. Follow the usual operand numbering.
1094 (*branch_equality<mode>_mips16_inverted): New pattern.
1095 (*jump_mips16): Add length attribute.
1096 (indirect_jump_and_restore_<mode>): New pattern.
1097 (consttable_int): Call mips_strip_unspec_address on the operand.
1099 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
1101 * recog.c (split_insn): Copy the original SET_SRC before using
1104 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
1106 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
1108 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
1110 PR tree-optimization/53805
1111 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
1112 UNORDERED_EXPR even for trapping floating point.
1114 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
1118 * ipa-inline-analysis.c (inline_free_summary): Return if
1119 inline_edge_summary_vec is NULL.
1121 * ipa-split.c (execute_split_functions): Check if a function
1122 is inlinable only if inline_edge_summary_vec != NULL.
1124 * ipa.c (symtab_remove_unreachable_nodes): Restore
1125 cgraph_propagate_frequency call when something was changed.
1126 (free_inline_summary): New function.
1127 (pass_ipa_free_inline_summary): New pass.
1129 * passes.c (init_optimization_passes): Add
1130 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
1132 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
1134 * tree-pass.h (pass_ipa_free_inline_summary): New.
1136 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
1138 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
1141 2012-08-02 Richard Guenther <rguenther@suse.de>
1143 * tree-into-ssa.c (struct common_info_d): New struct.
1144 (struct var_info_d, struct ssa_name_info): Use it.
1145 (get_ssa_name_ann): Adjust.
1146 (get_phi_state, set_phi_state): Remove.
1147 (get_common_info): New function.
1148 (get_current_def, set_current_def): Adjust.
1149 (get_def_blocks_for): Take a common info as param.
1150 (set_def_block): Call get_common_info once.
1151 (set_livein_block): Likewise.
1152 (find_def_blocks_for): Adjust.
1153 (insert_phi_nodes): Likewise.
1154 (register_new_def): Call get_common_info once.
1155 (get_reaching_def): Likewise.
1156 (rewrite_debug_stmt_uses): Likewise.
1157 (rewrite_leave_block): Likewise.
1158 (dump_currdefs): Likewise.
1159 (debug_var_infos_r): Adjust.
1160 (register_new_update_single): Call get_common_info once.
1161 (maybe_replace_use_in_debug_stmt): Likewise.
1162 (rewrite_update_leave_block): Likewise.
1163 (mark_use_interesting): Adjust.
1164 (create_new_def_for): Likewise.
1165 (update_ssa): Likewise.
1167 2012-08-02 Michael Matz <matz@suse.de>
1169 * tree-ssa-live.c (set_is_used): Return a bool.
1170 (mark_all_vars_used): Don't take data argument.
1171 (mark_all_vars_used_1): Adjust calls to above, merge handling
1172 of local and global vars.
1173 (remove_unused_scope_block_p): Don't take global_unused_vars,
1174 merge handling of local and global vars.
1175 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
1176 use is_used_p for local and global vars.
1178 2012-08-02 Richard Guenther <rguenther@suse.de>
1180 * tree-flow.h (make_rename_temp): Remove.
1181 * tree-dfa.c (make_rename_temp): Likewise.
1182 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
1183 instead of make_rename_temp.
1184 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
1185 expand_omp_atomic_pipeline): Likewise.
1186 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
1187 build_tm_store, expand_call_tm, expand_transaction,
1188 ipa_tm_insert_gettmclone_call): Likewise.
1189 * tree-complex.c (expand_complex_div_wide): Likewise.
1190 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1192 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
1194 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
1195 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
1196 gimple_mod_subtract): Likewise.
1198 2012-08-02 Richard Guenther <rguenther@suse.de>
1200 * tree-flow.h (set_default_def): Rename to ...
1201 (set_ssa_default_def): ... this. Take a struct function argument.
1202 (gimple_default_def): Rename to ...
1203 (ssa_default_def): ... this.
1204 (get_or_create_ssa_default_def): New function.
1205 * tree-dfa.c: Likewise.
1206 (dump_variable): Adjust.
1207 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
1208 for used parameters.
1209 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
1211 (split_function): Likewise.
1212 * lto-streamer-in.c (input_ssa_names): Adjust.
1213 * omp-low.c (expand_omp_taskreg): Likewise.
1214 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
1215 * tree-complex.c (init_parameter_lattice_values): Adjust.
1216 (get_component_ssa_name): Likewise.
1217 (update_parameter_components): Likewise.
1218 * tree-inline.c (remap_ssa_name): Likewise.
1219 (setup_one_parameter): Likewise.
1220 (initialize_inlined_parameters): Likewise.
1221 (declare_return_variable): Likewise.
1222 (expand_call_inline): Likewise.
1223 (tree_function_versioning): Likewise.
1224 * tree-into-ssa.c (get_default_def_for): Remove.
1225 (get_reaching_def): Use get_or_create_ssa_default_def instead.
1226 * tree-predcom.c (replace_ref_with): Adjust.
1227 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
1228 (is_unused_scalar_param): Likewise.
1229 (ptr_parm_has_direct_uses): Likewise.
1230 (sra_ipa_reset_debug_stmts): Likewise.
1231 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
1232 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1233 * tree-ssa-live.c (verify_live_on_entry): Likewise.
1234 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
1235 avoid repeated default def lookups.
1236 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
1237 * tree-tailcall.c (arg_needs_copy_p): Adjust.
1238 (tree_optimize_tail_calls_1): Likewise.
1240 2012-08-02 Richard Guenther <rguenther@suse.de>
1242 PR tree-optimization/50672
1244 2012-08-01 Richard Guenther <rguenther@suse.de>
1246 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
1247 (replace_block_by): Adjust.
1249 2012-08-02 Richard Guenther <rguenther@suse.de>
1251 * tree-dfa.c (referenced_var_lookup): Remove.
1252 (find_referenced_vars): Remove.
1253 (pass_referenced_vars): Likewise.
1254 (make_rename_temp): Do not add referenced vars.
1255 (dump_referenced_vars): Remove.
1256 (debug_referenced_vars): Likewise.
1257 (dump_dfa_stats): Do not dump referenced var stats.
1258 (find_vars_r): Remove.
1259 (find_referenced_vars_in): Likewise.
1260 (referenced_var_check_and_insert): Likewise.
1261 (add_referenced_var_1): Likewise.
1262 (remove_referenced_var): Likewise.
1263 * tree-flow.h (referenced_var_lookup): Likewise.
1264 (struct gimple_df): Remove referenced_vars member.
1265 (typedef referenced_var_iterator): Remove.
1266 (FOR_EACH_REFERENCED_VAR): Likewise.
1267 (num_referenced_vars): Likewise.
1268 (debug_referenced_vars, dump_referenced_vars): Likewise.
1269 (add_referenced_var_1, add_referenced_var): Likewise.
1270 (remove_referenced_var): Likewise.
1271 (find_referenced_vars_in): Likewise.
1272 * tree-flow-inline.h (gimple_referenced_vars): Remove.
1273 (first_referenced_var): Likewise.
1274 (end_referenced_vars_p): Likewise.
1275 (next_referenced_var): Likewise.
1276 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
1277 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
1279 * tree-into-ssa.c (dump_decl_set): Likewise.
1280 (pass_build_ssa): Do not require PROP_referenced_vars.
1281 * tree-ssa.c (target_for_debug_bind): Virtual operands are
1282 not suitable, but all register type vars are.
1283 (init_tree_ssa): Do not allocate referenced vars.
1284 (delete_tree_ssa): Do not free referenced vars.
1285 * cgraphunit.c (init_lowered_empty_function): Do not set
1286 PROP_referenced_vars.
1287 (assemble_thunk): Do not add referenced vars.
1288 * gimple-fold.c (canonicalize_constructor_val): Likewise.
1289 (gimplify_and_update_call_from_tree): Likewise.
1290 * gimple-streamer-in.c (input_bb): Likewise.
1291 * passes.c (init_optimization_passes): Do not run
1292 pass_referenced_vars.
1293 (dump_properties): Do not dump PROP_referenced_vars.
1294 * tree-inline.c (remap_decl): Do not add referenced vars.
1295 (remap_gimple_op_r): Likewise.
1296 (copy_tree_body_r): Likewise.
1297 (copy_bb): Likewise.
1298 (setup_one_parameter): Likewise.
1299 (declare_return_variable): Likewise.
1300 (copy_decl_for_dup_finish): Likewise.
1301 (copy_arguments_for_versioning): Likewise.
1302 (tree_function_versioning): Likewise.
1303 * tree-pass.h (PROP_referenced_vars): Remove.
1304 (pass_referenced_vars): Likewise.
1305 * tree-profile.c (gimple_gen_edge_profiler): Do not add
1307 (gimple_gen_interval_profiler): Likewise.
1308 (gimple_gen_pow2_profiler): Likewise.
1309 (gimple_gen_one_value_profiler): Likewise.
1310 (gimple_gen_ic_profiler): Likewise.
1311 (gimple_gen_average_profiler): Likewise.
1312 (gimple_gen_ior_profiler): Likewise.
1313 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
1314 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
1315 (move_stmt_op): Likewise.
1316 * tree-ssa-operands.c (create_vop_var): Likewise.
1317 * gimple-low.c (record_vars_into): Likewise.
1318 * gimplify.c (gimple_regimplify_operands): Likewise.
1319 (force_gimple_operand_1): Likewise.
1320 * omp-low.c (expand_omp_for_generic): Likewise.
1321 (expand_omp_for_static_chunk): Likewise.
1322 (expand_omp_atomic_pipeline): Likewise.
1323 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
1324 (translate_clast_assignment): Likewise.
1325 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
1326 (handle_scalar_deps_crossing_scop_limits): Likewise.
1327 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
1328 * ipa-split.c (split_function): Likewise.
1329 * matrix-reorg.c (transform_access_sites): Likewise.
1330 * trans-mem.c (tm_log_add): Likewise.
1331 (ipa_tm_insert_gettmclone_call): Likewise.
1332 * tree-complex.c (create_one_component_var): Likewise.
1333 * tree-if-conv.c (ifc_temp_var): Likewise.
1334 * tree-parloops.c (take_address_of): Likewise.
1335 (initialize_reductions): Likewise.
1336 (separate_decls_in_region_name): Likewise.
1337 (create_call_for_reduction_1): Likewise.
1338 (separate_decls_in_region): Likewise.
1339 * tree-predcom.c (predcom_tmp_var): Likewise.
1340 (reassociate_to_the_same_stmt): Likewise.
1341 * tree-sra.c (build_ref_for_offset): Likewise.
1342 (create_access_replacement): Likewise.
1343 (get_replaced_param_substitute): Likewise.
1344 (sra_ipa_reset_debug_stmts): Likewise.
1345 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
1346 (rewrite_bittest): Likewise.
1347 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
1348 * tree-ssa-loop-manip.c (create_iv): Likewise.
1349 (tree_transform_and_unroll_loop): Likewise.
1350 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
1351 (build_and_insert_call): Likewise.
1352 (gimple_expand_builtin_cabs): Likewise.
1353 (execute_optimize_bswap): Likewise.
1354 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1355 (abs_replacement): Likewise.
1356 (cond_store_replacement): Likewise.
1357 (cond_if_else_store_replacement_1): Likewise.
1358 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1359 * tree-ssa-pre.c (get_representative_for): Likewise.
1360 (create_expression_by_pieces): Likewise.
1361 (insert_into_preds_of_block): Likewise.
1362 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
1363 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
1364 (eliminate_redundant_comparison): Likewise.
1365 (rewrite_expr_tree_parallel): Likewise.
1366 (get_reassoc_pow_ssa_name): Likewise.
1367 * tree-ssa-strlen.c (get_string_length): Likewise.
1368 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
1369 (build_arrays): Likewise.
1370 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1371 (create_tailcall_accumulator): Likewise.
1372 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
1373 (vect_create_addr_base_for_vector_ref): Likewise.
1374 (vect_permute_store_chain): Likewise.
1375 (vect_permute_load_chain): Likewise.
1376 * tree-vect-generic.c (expand_vector_divmod): Likewise.
1377 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
1378 (vect_build_loop_niters): Likewise.
1379 (vect_generate_tmps_on_preheader): Likewise.
1380 (vect_update_ivs_after_vectorizer): Likewise.
1381 (vect_gen_niters_for_prolog_loop): Likewise.
1382 (vect_do_peeling_for_alignment): Likewise.
1383 (vect_create_cond_for_align_checks): Likewise.
1384 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
1385 (vect_handle_widen_op_by_const): Likewise.
1386 (vect_operation_fits_smaller_type): Likewise.
1387 (vect_recog_over_widening_pattern): Likewise.
1388 * tree-vect-stmts.c (vect_init_vector): Likewise.
1390 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
1393 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
1395 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
1398 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
1399 falling back to copy_rtx on non-autoinc machines.
1400 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
1402 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
1405 * valtrack.h, valtrack.c: New.
1406 * Makefile.in (VALTRACK_H): New.
1407 (OBJS): Add valtrack.o.
1409 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
1410 * combine.c: Include valtrack.h.
1411 (make_compound_operation): Publish.
1412 (cleanup_auto_inc_dec): Move to valtrack.c.
1413 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
1414 (propagate_for_debug): Likewise. Add this_basic_block parameter.
1416 * cselib.c: Include valtrack.h.
1418 * df-problems.c: Likewise.
1419 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
1420 (dead_debug_finish, dead_debug_add): Likewise.
1421 (dead_debug_insert_temp): Likewise.
1422 * df.h (struct dead_debug_use): Move to valtrack.h.
1423 (struct dead_debug, enum debug_temp_where): Likewise.
1424 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
1425 (dead_debug_finish, dead_debug_add): Likewise.
1426 (dead_debug_insert_temp): Likewise.
1427 * rtl.h (make_compound_operation): Declare.
1429 2012-08-01 Catherine Moore <clm@codesourcery.com>
1430 Sandra Loosemore <sandra@codesourcery.com>
1432 * config/mips/mips-cpus.def (34kn): New.
1433 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
1434 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
1435 * config/mips/mips-tables.opt: Regenerate.
1436 * doc/invoke.texi (MIPS Options): Document -march=34kn.
1438 2012-08-01 Richard Henderson <rth@redhat.com>
1440 * expmed.h (NUM_MODE_PARTIAL_INT): New.
1441 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
1442 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
1443 (struct expmed_op_costs): Likewise.
1444 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
1445 (expmed_mode_index): New.
1446 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
1447 (convert_cost_ptr): Likewise.
1448 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
1449 (init_expmed_one_conv): Split out from ...
1450 (init_expmed_one_mode): ... here. Iterate conversions over
1451 partial integer modes too.
1452 (init_expmed): Iterate over partial integer modes too.
1454 2012-08-01 Richard Henderson <rth@redhat.com>
1456 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
1457 (m32c_init_libfuncs): Remove.
1458 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
1459 (cstore<QHPSI>4): New expander.
1461 2012-08-01 Richard Guenther <rguenther@suse.de>
1463 * tree-flow-inline.h (referenced_var): Remove.
1464 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
1466 * tree-sra.c (candidates): New global hashtable.
1467 (candidate): New function.
1468 (sra_initialize): Initialize candidates.
1469 (sra_deinitialize): Free candidates.
1470 (disqualify_candidate): Remove candidate from candidates.
1471 (maybe_add_sra_candidate): New function.
1472 (find_var_candidates): Walk over all local decls and parameters,
1473 add candidates to candidates hashtable.
1474 (find_param_candidates): Add candidates to candidates hashtable.
1475 (analyze_all_variable_accesses): Use candidate instead of
1478 2012-08-01 Tom de Vries <tom@codesourcery.com>
1480 * tree-vrp.c (find_case_label_ranges): New function.
1481 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
1482 find_case_label_ranges instead of find_case_label_range. Handle second
1485 2012-08-01 Michael Matz <matz@suse.de>
1487 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
1488 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
1489 (dump_dfa_stats): Don't dump stats about var anns.
1490 (collect_dfa_stats): Don't collect them.
1491 (add_referenced_var_1): Don't set var annotation pointers.
1492 (remove_referenced_var): Ditto, and only remove it it's in the
1495 * tree-flow-inline.h (var_ann): Remove.
1496 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
1498 * tree-inline.c (remapped_type): Remove.
1499 (can_be_nonlocal): Most variable will be considered live here,
1500 return false earlier.
1501 (remap_decls): Don't call var_ann, all variables will be considered
1503 (copy_debug_stmt): Ditto, and use is_global_var.
1505 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
1506 determine if a variable was referred to, not var_ann.
1507 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
1508 (remove_unused_locals): Ditto.
1509 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
1510 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
1511 * tree.c (copy_node_stat): Don't clear var ann pointer.
1512 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
1514 (DECL_VAR_ANN_PTR): Remove.
1516 2012-08-01 Michael Matz <matz@suse.de>
1518 * tree-flow.h (struct var_ann_d): Rename used member.
1519 (set_is_used): Don't declare.
1520 * tree-flow-inline.h (clear_is_used): Remove.
1521 (set_is_used, is_used_p): Move to ...
1522 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
1524 (usedvars): New bitmap.
1525 (dump_scope_block): Don't dump unusedness.
1526 (remove_unused_locals): Allocate and free usedvars.
1527 * tree-nrv.c (tree_nrv): Don't clear used flags here.
1529 2012-08-01 Michael Matz <matz@suse.de>
1531 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
1533 * tree-ssa-live.h (struct _var_map): Remove basevars member.
1534 (VAR_ANN_BASE_INDEX): Remove.
1535 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
1536 of var annotation to compress index space. Don't deal with above
1538 (var_map_base_fini): Don't free basevars.
1539 (init_var_map): Don't clear basevars.
1541 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
1543 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
1544 base_name to base_expr.
1545 (struct cand_chain_d): Likewise.
1546 (base_cand_hash): Likewise.
1547 (base_cand_eq): Likewise.
1548 (record_potential_basis): Likewise.
1549 (alloc_cand_and_find_basis): Likewise.
1550 (create_mul_ssa_cand): Likewise.
1551 (create_mul_imm_cand): Likewise.
1552 (create_add_ssa_cand): Likewise.
1553 (create_add_imm_cand): Likewise.
1554 (slsr_process_cast): Likewise.
1555 (slsr_process_copy): Likewise.
1556 (dump_candidate): Likewise.
1557 (base_cand_dump_callback): Likewise.
1558 (unconditional_cands_with_known_stride_p): Likewise.
1559 (cand_increment): Likewise.
1561 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
1563 PR tree-optimization/46556
1564 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
1565 (base_cand_map): Change to hash table.
1566 (base_cand_hash): New function.
1567 (base_cand_free): Likewise.
1568 (base_cand_eq): Likewise.
1569 (lookup_cand): Change base_cand_map to hash table.
1570 (find_basis_for_candidate): Likewise.
1571 (base_cand_from_table): Exclude CAND_REF.
1572 (restructure_reference): New function.
1573 (slsr_process_ref): Likewise.
1574 (find_candidates_in_block): Call slsr_process_ref.
1575 (dump_candidate): Handle CAND_REF.
1576 (base_cand_dump_callback): New function.
1577 (dump_cand_chains): Change base_cand_map to hash table.
1578 (replace_ref): New function.
1579 (replace_refs): Likewise.
1580 (analyze_candidates_and_replace): Call replace_refs.
1581 (execute_strength_reduction): Change base_cand_map to hash table.
1583 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1587 (ix86_print_operand_address): Assert that parts.base and parts.index
1588 are non-NULL after call to simplify_subreg.
1590 2012-08-01 Richard Guenther <rguenther@suse.de>
1592 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
1594 2012-08-01 Richard Guenther <rguenther@suse.de>
1596 * graphite-clast-to-gimple.c (translate_clast_user): Rename
1598 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
1600 * tree-call-cdce.c (tree_call_cdce): Use
1601 mark_virtual_operands_for_renaming.
1602 * tree-eh.c (sink_clobbers): Simplify.
1603 * tree-flow.h (mark_sym_for_renaming): Remove.
1604 (mark_virtual_operands_for_renaming): New function.
1605 * tree-if-conv.c (tree_if_conversion): Use
1606 mark_virtual_operands_for_renaming.
1607 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
1608 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
1609 (mark_virtual_operands_for_renaming): New function.
1610 * tree-loop-distribution.c (tree_loop_distribution): Use
1611 mark_virtual_operands_for_renaming.
1612 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
1613 update stmts, use mark_virtual_operands_for_renaming.
1614 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
1615 (replace_block_by): Adjust.
1616 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
1617 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
1618 mark_virtual_operands_for_renaming.
1619 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
1620 * tree-vectorizer.c (vectorize_loops): Likewise.
1622 2012-08-01 Richard Guenther <rguenther@suse.de>
1624 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
1625 add ssa_renaming_needed and rename_vops flags.
1626 (SYMS_TO_RENAME): Remove.
1627 (symbol_marked_for_renaming): Likewise.
1628 (mark_virtual_ops_for_renaming): Likewise.
1629 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
1631 (mark_for_renaming, marked_for_renaming): New functions.
1632 (symbol_marked_for_renaming): Remove.
1633 (dump_currdefs): Adjust.
1634 (maybe_replace_use): Likewise.
1635 (maybe_replace_use_in_debug_stmt): Likewise.
1636 (maybe_register_def): Likewise.
1637 (rewrite_update_phi_arguments): Likewise.
1638 (rewrite_update_enter_block): Likewise.
1639 (fini_ssa_renamer): Clear update SSA status here ...
1640 (delete_update_ssa): ... not here. Free rename set.
1641 (prepare_block_for_update): Compute which decls need renaming.
1642 (dump_update_ssa): Adjust.
1643 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
1644 (need_ssa_update_p): Adjust.
1645 (insert_updated_phi_nodes_for): Likewise.
1646 (update_ssa): Likewise.
1647 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
1648 for virtual and real operands.
1649 (finalize_ssa_uses): Likewise.
1650 * tree-ssanames.c (init_ssanames): Adjust.
1651 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
1652 execute_update_addresses_taken): Add bitmap to keep track of which
1653 candidates are suitable for rewriting and later renaming by SSA update.
1654 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
1655 * tree-dfa.c (make_rename_temp): Do not mark real operands for
1657 * cgraphunit.c (assemble_thunk): Likewise.
1658 * gimplify.c (gimple_regimplify_operands): Likewise.
1659 (force_gimple_operand_1): Likewise.
1660 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
1661 * tree-inline.c (declare_return_variable): Likewise.
1662 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
1663 mark_virtual_ops_for_renaming.
1664 (create_stores_for_reduction): Likewise.
1665 (create_loads_and_stores_for_name): Likewise.
1666 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
1667 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
1668 (execute_load_motion): Likewise.
1669 (remove_stmt): Likewise.
1670 (execute_pred_commoning_chain): Likewise.
1671 * tree-sra.c (create_access_replacement): Do not rename real operands.
1672 (get_unrenamed_access_replacement): Unify with ...
1673 (get_access_replacement): ... this.
1674 (get_repl_default_def_ssa_name): Adjust.
1675 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
1677 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
1678 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
1680 2012-07-31 DJ Delorie <dj@redhat.com>
1682 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
1683 extensions for TPF, unless specifically selected.
1685 2012-08-01 Alan Modra <amodra@gmail.com>
1688 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
1689 of lo_sum offsets. Comment. Assert mode at least word size
1690 rather than bypassing powerpc64 word offset check.
1692 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
1694 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1695 costs for vec_perm and vec_promote_demote down to more natural values.
1696 (struct _rs6000_cost_data): New data structure.
1697 (rs6000_density_test): New function.
1698 (rs6000_init_cost): Change to use rs6000_cost_data.
1699 (rs6000_add_stmt_cost): Likewise.
1700 (rs6000_finish_cost): Perform density test when vectorizing a loop.
1702 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
1704 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
1705 of RTX_UNARY function-like operations. Print unknown expression
1706 RTX classes as pseudo-functions.
1707 (print_pattern): Simplify return pattern printing.
1708 (dump_insn_slim): Print the value of notes as a pattern for proper
1709 printing of CFA notes.
1711 2012-07-31 Dehao Chen <dehao@google.com>
1713 * predict.c (tree_estimate_probability_driver): Normalize the
1714 loop when initializing the loop optimizer.
1716 2012-07-31 Richard Guenther <rguenther@suse.de>
1718 * tree-flow.h (struct var_ann_d): Remove need_phi_state
1719 and current_def members.
1720 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
1721 (def_blocks): Remove.
1722 (struct var_info_d): New.
1723 (var_infos): New hashtable.
1724 (struct ssa_name_info): Add def_blocks member.
1725 (get_ssa_name_ann): Adjust.
1726 (get_var_info): New function.
1727 (get_phi_state, set_phi_state, get_current_def,
1728 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
1729 (insert_phi_nodes_compare_def_blocks): Rename to ...
1730 (insert_phi_nodes_compare_var_infos): ... this and adjust.
1731 (insert_phi_nodes): Adjust.
1732 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
1733 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
1734 (debug_def_blocks_r): Rename to ...
1735 (debug_var_infos_r): ... this and adjust.
1736 (var_info_hash): New function.
1737 (var_info_eq): Likewise.
1738 (rewrite_blocks): Adjust.
1739 (init_ssa_renamer): Likewise.
1740 (fini_ssa_renamer): Likewise.
1741 (delete_update_ssa): Likewise.
1742 (update_ssa): Likewise.
1743 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
1745 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
1747 PR tree-optimization/53773
1748 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
1749 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
1750 * tree-vect-loop.c (new_loop_vec_info): Initialize
1751 LOOP_VINFO_OPERANDS_SWAPPED field.
1752 (destroy_loop_vec_info): Restore canonical form.
1753 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
1754 (vect_is_simple_reduction_1): Likewise.
1756 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
1758 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
1759 start of each new line.
1760 * final.c (final_scan_insn): If the final dump is requested as
1761 slim RTL, dump slim RTL to the assembly file also.
1763 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1767 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1770 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1772 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1773 only if producer writes to the register given by regno.
1775 2012-07-31 Nick Clifton <nickc@redhat.com>
1777 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
1778 support for reporting stack usage.
1780 * config/frv/frv.c (QUAD): Fix typo.
1781 (frv_expand_prologue): Report stack usage.
1783 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
1786 * gengtype.c (struct walk_type_data): Add have_this_obj field.
1787 (walk_type): For functions that take a this_obj argument and
1788 that process fields with a GTY((length)) argument, write the
1789 test that write_types_local_process_field will write also at the
1790 head of the loop, effectively unswitching the loop.
1791 (write_func_for_structure, write_local_func_for_structure): Clear
1792 have_this_obj before calling walk_type.
1793 (write_local_func_for_structure): Set have_this_obj before walk_type.
1794 (write_array): Set have_this_obj for output of local pointer walking
1795 functions but not for marker functions.
1796 (write_types_local_process_field): Assert have_this_obj is set.
1798 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
1801 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
1804 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1805 * targhooks.c (default_mode_dependent_address_p): Delete code
1806 for GO_IF_MODE_DEPENDENT_ADDRESS.
1807 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
1808 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
1809 * doc/tm.texi: Regenerate.
1810 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
1811 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
1813 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1814 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1815 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1816 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
1817 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1818 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
1820 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1822 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
1824 * expmed.h (NUM_MODE_VECTOR_INT): Define.
1825 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
1826 (struct target_expmed): Convert x_mul_highpart_cost and
1827 x_mul_widen_cost fields to be indexed by integer modes.
1828 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
1829 of type struct expmed_op_cheap. Convert other cost fields to be
1830 of type struct_expmed_op_costs.
1831 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
1832 indexing of respective fields.
1833 (expmed_op_cheap_ptr): New function.
1834 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
1835 (expmed_op_cost_ptr): New function.
1836 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
1837 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
1838 sdiv_cost_ptr, udiv_cost_ptr): Call it.
1840 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
1841 Julian Brown <julian@codesourcery.com>
1843 * doc/invoke.texi (MIPS Options): Document -mno-float.
1844 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
1847 2012-07-30 Joseph Myers <joseph@codesourcery.com>
1849 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
1851 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1854 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
1855 for special cases. Don't initialize coeff and is_neg.
1857 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1858 Richard Earnshaw <rearnsha@arm.com>
1860 * target.def (vector_alignment): New target hook.
1861 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1862 * doc/tm.texi: Regenerate.
1863 * targhooks.c (default_vector_alignment): New function.
1864 * targhooks.h (default_vector_alignment): Add prototype.
1865 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1866 * config/arm/arm.c (arm_vector_alignment): New function.
1867 (TARGET_VECTOR_ALIGNMENT): Define.
1869 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1870 vector type alignment instead of size.
1871 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1872 element type size directly instead of computing it from alignment.
1873 Fix variable naming and comment.
1875 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
1876 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
1878 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
1879 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
1880 (ix86_handle_option): Handle mrdseed option.
1881 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
1882 (x86_64-*-*): Likewise.
1883 * config/i386/prfchwintrin.h: New header.
1884 * config/i386/cpuid.h (bit_RDSEED): New.
1885 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1887 * config/i386/i386-c.c: Define __RDSEED__ if needed.
1888 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
1890 (ix86_option_override_internal): Handle new option.
1891 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
1892 (ix86_builtins): Add enum entries for RDSEED* builtins.
1893 (ix86_init_mmx_sse_builtins): Define new builtins.
1894 (ix86_expand_builtin): Expand RDSEED* builtins.
1895 * config/i386/i386.h (TARGET_RDSEED): New.
1896 * config/i386/i386.md (rdseed<mode>_1): New.
1897 * config/i386/i386.opt (mrdseed): New.
1898 * config/i386/x86intrin.h: Include rdseedintrin.h.
1900 2012-07-30 Richard Guenther <rguenther@suse.de>
1902 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
1903 (rewrite_stmt): Likewise.
1904 (rewrite_enter_block): Likewise.
1905 (pass_build_ssa): Do not update virtual SSA form during TODO.
1906 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
1907 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
1909 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
1912 * config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
1915 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
1918 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
1919 Use t_reg_operand predicate. Add split for negated case.
1920 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
1921 * config/sh/sh.c (expand_ashiftrt): Likewise.
1923 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
1926 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
1927 of trying to emit ashlsi3_n.
1929 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1930 Steven Bosscher <steven@gcc.gnu.org>
1932 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
1933 option applications and option being applied to arrays of atomic types.
1934 (walk_type): Allow "atomic" option on strings too.
1935 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
1936 for the array field.
1937 * vec.h: Describe the atomic object "A" type of the macros in
1939 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
1940 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
1941 * doc/gty.texi: Clarify that GTY option "length" is only for
1942 arrays of non-atomic objects. Fix typo in the description of the
1945 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1947 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
1948 zero-extended addresses. Return false if the address has less
1949 than two components.
1950 (ix86_split_lea_for_addr): Unconditionally convert target and
1951 all address operands to requested mode.
1952 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
1953 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
1955 (zero-extended add splitter): New splitter to conditionally split
1956 non-destructive adds.
1957 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
1959 2012-07-28 Alan Modra <amodra@gmail.com>
1962 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
1963 multi-gpr reload to cases where predicate passes. Do the same for
1964 64-bit multi-gpr reload.
1966 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
1968 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
1969 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
1970 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
1971 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
1972 macro definitions and re-purpose as inline functions.
1973 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
1974 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
1975 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
1976 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
1977 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
1978 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
1979 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
1980 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
1981 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
1983 (convert_cost_ptr): New function, split out from...
1984 (set_convert_cost, convert_cost): ...here.
1985 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
1986 * gimple-ssa-strength-reduction.c: Likewise.
1988 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
1990 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
1991 diagnostic_initialize.
1993 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
1996 * config/sh/sh.c (shiftcosts): Remove case where first operand
1997 is a const_int. Move COSTS_N_INSNS usage into caller ...
1998 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
1999 calculated instead of MAX_COST.
2001 2012-07-27 Richard Guenther <rguenther@suse.de>
2003 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
2004 check whether SSA form is not up-to-date.
2005 * tree-flow.h (name_mappings_registered_p): Remove.
2006 * tree-into-ssa.c (struct repl_map_d): Remove.
2007 (repl_tbl): Likewise.
2008 (struct ssa_name_info): Add repl_set member.
2009 (update_ssa_obstack): New static global.
2010 (get_ssa_name_ann): Initialize repl_set.
2011 (clear_ssa_name_info): Assert age did not wrap.
2012 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
2013 (names_replaced_by): Adjust.
2014 (add_to_repl_tbl): Likewise.
2015 (dump_tree_ssa_stats): Likewise.
2016 (init_update_ssa): Initialize update_ssa_obstack.
2017 (delete_update_ssa): Free update_ssa_obstack.
2018 (name_mappings_registered_p): Remove.
2019 (update_ssa): Adjust.
2021 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
2023 * config/rs6000/constraints.md: Delete "q" constraint.
2024 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
2025 Delete the "q" alternative.
2026 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
2027 * config/rs6000/rs6000.c (rs6000_debug_reg_global)
2028 (rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
2029 adjust to MQ_REGNO removal.
2030 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
2032 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
2033 (enum reg_class): Adjust comment. Delete MQ_REGS.
2034 (REG_CLASS_CONTENTS): Adjust.
2035 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
2036 * config/rs6000/rs6000.md: Delete MQ_REGNO.
2037 (movsi_internal1, movsi_internal1_single, movhi_internal,
2038 movqi_internal, movcc_internal1, movsf_hardfloat,
2039 movsf_softfloat): Delete the "q" alternative.
2040 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
2041 ctr<mode>_internal6): Delete "q" constraint.
2043 2012-07-27 Richard Guenther <rguenther@suse.de>
2045 * tree-into-ssa.c (def_blocks_p): New typedef.
2046 (insert_phi_nodes_compare_def_blocks): New function.
2047 (insert_phi_nodes): Do not walk over referenced vars, instead
2048 walk over recorded def_blocks, record relevant ones and sort
2049 them to avoid repeated hashtable lookups.
2051 2012-07-27 Richard Guenther <rguenther@suse.de>
2053 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
2054 Remove param documentation.
2055 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
2056 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
2057 * tree-flow.h (mark_set_for_renaming): Remove.
2058 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
2059 (add_new_name_mapping): Remove bookkeeping code.
2060 (dump_update_ssa): Remove stats dumping code.
2061 (init_update_ssa): Remove stats allocation code.
2062 (delete_update_ssa): Remove stats freeing code.
2063 (mark_set_for_renaming): Remove.
2064 (switch_virtuals_to_full_rewrite_p): Likewise.
2065 (switch_virtuals_to_full_rewrite): Likewise.
2066 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
2068 2012-07-27 Marek Polacek <polacek@redhat.com>
2070 * cgraphunit.c: Rename varpool_finalize_variable to
2071 varpool_finalize_decl in a comment.
2073 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
2075 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
2076 Delete code for -mno-power, -mpower, and -mpower2.
2077 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
2078 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2080 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
2081 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
2082 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2084 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
2085 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
2086 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2088 (TARGET_POWER): Delete.
2089 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
2090 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2092 (TARGET_POWER): Delete.
2093 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
2094 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2096 (TARGET_POWER): Delete.
2097 * config/rs6000/darwin.h (TARGET_POWER): Delete.
2098 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
2099 support for -mpower, -mpower2, and -mno-power.
2100 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
2102 (rs6000_cpu_cpp_builtins): Likewise.
2103 * config/rs6000/rs6000-cpus.def: Likewise.
2104 * config/rs6000/rs6000-tables.opt: Regenerate.
2105 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
2106 (rs6000_option_override_internal): Adjust.
2107 (rs6000_conditional_register_usage): Adjust.
2108 (rs6000_emit_move): Adjust.
2109 (rs6000_common_init_builtins): Adjust.
2110 (rs6000_init_libfuncs): Adjust.
2111 (rs6000_output_function_prologue): Adjust.
2112 (rs6000_adjust_cost): Adjust.
2113 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
2114 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
2116 (TARGET_DEFAULT): Adjust.
2117 (PROCESSOR_POWER): Delete.
2118 (SHIFT_COUNT_TRUNCATED): Adjust.
2119 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
2120 (extendqisi2_power): Delete.
2121 (extendqisi2_no_power): Adjust.
2122 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
2124 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
2125 (anonymous doz insn patterns): Delete.
2127 (abssi2_power): Delete.
2128 (abssi2_nopower): Adjust.
2129 (nabs_power, nabs_nopower): Likewise.
2130 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
2131 Likewise. Delete anonymous post-reload splitter.
2132 (mulsi3_no_mq_internal1): rename to...
2133 (mulsi3_internal1): New define_insn.
2134 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
2136 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
2137 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
2138 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
2139 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
2140 quous_call): Likewise.
2141 (maskir_internal1, maskir_internal2, maskir_internal3,
2142 maskir_internal4, maskir_internal5, maskir_internal6,
2143 maskir_internal7, maskir_internal8): Delete.
2144 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
2145 (anonymous sl insn patterns): Delete.
2146 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
2147 (lshrsi3_64): Adjust.
2148 (anonymous sr insn patterns): Delete.
2149 (anonymous rrib insn patterns): Delete.
2150 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
2151 (anonymous sra insn patterns): Delete.
2152 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
2153 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
2154 fctiwz_<mode>): Adjust.
2155 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
2156 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
2157 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
2158 umulsi3_highpart_no_mq): Adjust.
2159 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
2160 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
2161 lshrdi3_internal1): Adjust.
2162 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
2163 (movti_power): Delete.
2164 (movti_string): Adjust.
2165 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
2166 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
2167 stmsi4_power, stmsi3_power): Delete.
2168 (anonymous movmemsi insn patterns): Adjust.
2169 (lfq_power2, stfq_power2): Delete.
2170 (eq<mode>, eq<mode>_compare): Adjust.
2171 (eqsi_power): Delete.
2173 (anonymous le, lt, ge, gt insn patterns): Delete.
2174 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
2175 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
2176 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2177 MULTILIB_MATCHES): Adjust.
2178 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
2179 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
2180 Delete -mcpu=power and -mcpu=power2 documentation.
2182 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
2184 * config/rs6000/601.md: New file.
2185 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
2187 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
2188 * config/rs6000/driver-rs6000.c (detect_processor_aix,
2189 struct asm_names): Likewise.
2190 * config/rs6000/rios1.md: Delete file.
2191 * config/rs6000/rios2.md: Delete file.
2192 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
2194 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
2195 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
2196 * config/rs6000/rs6000-tables.opt: Regenerated.
2197 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
2199 (rs6000_option_override_internal): Delete support for RIOS CPUs.
2200 (rs6000_conditional_register_usage): Adjust comment.
2201 (rs6000_issue_rate):Delete support for RIOS CPUs.
2202 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
2204 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
2205 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
2206 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
2208 (include "rios1.md", include "rios2.md"): Delete.
2209 (include "601.md"): New.
2210 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
2212 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
2214 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
2215 rios2.md . Add 601.md .
2217 2012-07-26 Richard Henderson <rth@redhat.com>
2219 * doc/extend.texi (attribute): Document hot/cold for labels.
2220 * predict.c (tree_estimate_probability_bb): Handle hot/cold
2221 attributes on user labels.
2222 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
2224 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
2225 Sandra Loosemore <sandra@codesourcery.com>
2227 * cse.c (find_comparison_args): Check for cycles of any length.
2229 2012-07-26 Nick Clifton <nickc@redhat.com>
2231 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
2232 (mn10300_get_live_callee_saved_regs): If requested return a count
2233 of the number of bytes in the mask.
2234 (mn10300_expand_prologue): Add argument to invocation of
2235 mn10300_get_live_callee_regs.
2236 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
2237 mn10300_get_live_callee_saved_regs.
2238 (mn10300_initial_offset): Likewise.
2239 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
2241 * config/mn10300/mn10300.md (return_ret): Add argument to
2242 invocation of mn10300_get_live_callee_saved_regs.
2244 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
2247 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
2248 pointer difference check.
2250 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
2252 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
2253 (mbc_entry_eq): Likewise.
2254 (mult_costs): Likewise.
2255 (cost_tables_exist): Likewise.
2256 (initialize_costs): Likewise.
2257 (finalize_costs): Likewise.
2258 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
2259 (add_regs_cost): Remove.
2260 (multiply_regs_cost): Likewise.
2261 (add_const_cost): Likewise.
2262 (extend_or_trunc_reg_cost): Likewise.
2263 (negate_reg_cost): Likewise.
2264 (struct mbc_entry): Likewise.
2265 (multiply_by_const_cost): Likewise.
2266 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
2267 change multiply_by_const_cost to mult_by_coeff_cost.
2268 (force_expr_to_var_cost): Likewise.
2269 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
2270 (get_computation_cost_at): Change add_regs_cost calls to add_cost
2271 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
2272 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
2273 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
2274 * tree-ssa-address.c (expmed.h): New #include.
2275 (most_expensive_mult_to_index): Change multiply_by_const_cost to
2277 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
2278 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
2279 neg_cost, and convert_cost instead of IVOPTS interfaces.
2280 (execute_strength_reduction): Remove calls to initialize_costs and
2282 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
2283 (init_expmed_one_mode): Initialize convert rtx_def; initialize
2284 x_convert_cost for related modes.
2285 (mult_by_coeff_cost): New function.
2286 * expmed.h (NUM_MODE_INT): New #define.
2287 (struct target_expmed): Add x_convert_cost matrix.
2288 (set_convert_cost): New inline function.
2289 (convert_cost): Likewise.
2290 (mult_by_coeff_cost): New extern decl.
2291 * tree-flow.h (initialize_costs): Remove decl.
2292 (finalize_costs): Likewise.
2293 (multiply_by_const_cost): Likewise.
2294 (add_regs_cost): Likewise.
2295 (multiply_regs_cost): Likewise.
2296 (add_const_cost): Likewise.
2297 (extend_or_trunc_reg_cost): Likewise.
2298 (negate_reg_cost): Likewise.
2299 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
2300 (tree-ssa-address.o): Update dependencies.
2302 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
2304 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
2305 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
2306 (TEST_BIT): Make a static inline function for stronger type checking.
2307 (SET_BIT): Don't handle sbitmaps with popcount.
2308 (RESET_BIT): Likewise.
2309 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
2310 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
2311 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
2312 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
2313 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
2314 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
2315 * sparseset.h: Add explanation of sparse set representation.
2317 2012-07-26 Richard Guenther <rguenther@suse.de>
2319 PR tree-optimization/54098
2320 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
2321 original range was UNDEFINED.
2323 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2325 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
2328 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
2331 * config/sh/sh.opt (mzdcbranch): New option.
2332 * doc/invoke.texi: Document it.
2333 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
2334 instead of TARGET_HARD_SH4.
2335 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
2336 for TARGET_HARD_SH4.
2338 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
2341 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
2343 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
2344 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
2345 from expander. Do not emit shift insn for not-SHMEDIA case.
2346 (ashlsi3_std): Replace with ...
2347 (ashlsi3_k, ashlsi3_d): ... these new insns.
2348 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
2349 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
2350 (gen_ashift_hi): Make static.
2351 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
2354 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
2355 Jim Wilson <jimwilso@cisco.com>
2357 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
2358 TARGET_BIG_ENDIAN_DEFAULT.
2360 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
2362 * gimple-low.c (lower_try_catch): New function.
2363 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
2364 <GIMPLE_CATCH>: Delete.
2365 <GIMPLE_EH_FILTER>: Likewise.
2367 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
2369 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
2370 of BIT_FIELD_REF for ignored results.
2371 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
2372 CONSTRUCTOR has vector type before using vector accessors on it.
2373 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
2374 #2 of BIT_FIELD_REF.
2375 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
2376 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
2377 not process operand #1 and #2.
2378 (convert_local_reference_op): Likewise.
2379 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
2381 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
2382 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
2384 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
2385 (build6_stat): Delete.
2386 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
2388 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
2390 PR tree-optimization/30318
2391 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
2393 [MINUS_EXPR]: Merge with PLUS_EXPR.
2395 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
2396 Paul Brook <paul@codesourcery.com>
2399 * target.def (warn_func_return): New hook.
2400 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
2401 * doc/tm.texi: Regenerate.
2402 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2404 * ipa-pure-const.c (warn_function_noreturn): Check
2405 targetm.warn_func_return.
2406 * tree-cfg.c (execute_warn_function_return): Likewise.
2407 * config/spu/spu.c (spu_warn_func_return): New.
2408 (TARGET_WARN_FUNC_RETURN): Define.
2409 * config/rx/rx.c (rx_warn_func_return): New.
2410 (TARGET_WARN_FUNC_RETURN): Define.
2411 * config/avr/avr.c (avr_warn_func_return): New.
2412 (TARGET_WARN_FUNC_RETURN): Define.
2413 * config/arm/arm.c (arm_warn_func_return): New.
2414 (TARGET_WARN_FUNC_RETURN): Define.
2415 * config/mcore/mcore.c (mcore_warn_func_return): New.
2416 (TARGET_WARN_FUNC_RETURN): Define.
2417 (saved_warn_return_type, saved_warn_return_type_count): Remove.
2418 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
2420 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
2422 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
2423 function to implement assembler dialects.
2424 (output_asm_insn): Use do_assembler_dialects.
2425 (asm_fprintf): Likewise.
2427 2012-07-25 Richard Henderson <rth@redhat.com>
2430 * libfuncs.h: Don't include optabs.h.
2431 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
2432 * optabs.c (hash_libfunc): Don't cast members to int.
2433 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
2435 2012-07-25 Dodji Seketeli <dodji@redhat.com>
2437 * basic-block.c: Fix typo in comment.
2439 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
2440 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
2442 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
2443 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
2444 (ix86_handle_option): Handle mprfchw option.
2445 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
2446 (x86_64-*-*): Likewise.
2447 * config/i386/prfchwintrin.h: New header.
2448 * config/i386/cpuid.h (bit_PRFCHW): New.
2449 (bit_BMI): Formatting fix.
2450 (bit_HLE): Likewise.
2451 (bit_RTM): Likewise.
2452 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2454 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
2455 * config/i386/i386.c (ix86_target_string): Define
2456 -mprfchw option. Formatting fixes.
2457 (PTA_HLE): Formatting fix.
2459 (ix86_option_override_internal): Handle new option.
2460 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
2461 * config/i386/i386.h (TARGET_PRFCHW): New.
2462 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
2463 * config/i386/i386.opt (mprfchw): New.
2464 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
2465 * config/i386/x86intrin.h: Include prfchwintrin.h.
2467 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2469 * config/i386/i386.md (stack_protect_set): Disable the pattern
2470 for Android since Android libc (bionic) does not provide random
2471 value for stack protection guard at gs:0x14. Guard value
2472 will be provided from external symbol (default implementation).
2473 (stack_protect_set_<mode>): Likewise.
2474 (stack_protect_test): Likewise.
2475 (stack_protect_test_<mode>): Likewise.
2476 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2477 not have Bionic by default
2478 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2479 Macro OPTION_BIONIC is defined in this file and provides Bionic
2480 accessibility status
2482 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
2484 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
2486 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2489 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
2490 (case ${target}): Add btver2.
2491 * config/i386/driver-i386.c (host_detect_local_cpu): Let
2492 -march=native recognize btver2 processors.
2493 * config/i386/i386-c.c (ix86_target_macros_internal): Add
2494 btver2 def_and_undef
2495 * config/i386/i386.c (struct processor_costs btver2_cost): New
2497 (m_BTVER2): New definition.
2498 (m_AMD_MULTIPLE): Includes m_BTVER2.
2499 (initial_ix86_tune_features): Add btver2 tune.
2500 (processor_target_table): Add btver2 entry.
2501 (static const char *const cpu_names): Add btver2 entry.
2502 (software_prefetching_beneficial_p): Add btver2.
2503 (ix86_option_override_internal): Add btver2 instruction sets.
2504 (ix86_issue_rate): Add btver2.
2505 (ix86_adjust_cost): Add btver2.
2506 * config/i386/i386.h (TARGET_BTVER2): New definition.
2507 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
2508 (enum processor_type): Add PROCESSOR_BTVER2.
2509 * config/i386/i386.md (define_attr "cpu"): Add btver2.
2511 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
2513 * doc/tm.texi: Regenerate.
2514 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
2515 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
2516 (default_finish_cost): Add prologue and epilogue costs.
2517 * targhooks.h (default_add_stmt_cost): Change parameter list.
2518 (default_finish_cost): Likewise.
2519 * target.def (init_cost): Change documentation string.
2520 (add_stmt_cost): Change documentation string and parameter list.
2521 (finish_cost): Likewise.
2522 * target.h (vect_cost_model_location): New enum.
2523 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
2524 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
2526 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
2527 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
2528 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
2529 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
2531 (struct _stmt_vec_info): Remove cost substruct.
2532 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
2533 (stmt_vinfo_set_outside_of_loop_cost): Remove.
2534 (builtin_vectorization_cost): New function.
2535 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
2536 (add_stmt_cost): Change parameter list.
2537 (finish_cost): Likewise.
2538 (vect_model_simple_cost): Likewise.
2539 (vect_model_store_cost): Likewise.
2540 (vect_model_load_cost): Likewise.
2541 (record_stmt_cost): Likewise.
2542 (vect_get_load_cost): Likewise.
2543 (vect_get_known_peeling_cost): Likewise.
2544 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
2545 list; call record_stmt_cost for prologue and epilogue costs.
2546 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
2547 prologue and epilogue costs; remove computation of vec_outside_cost;
2548 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
2549 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
2550 costs; call add_stmt_cost for prologue and epilogue costs.
2551 (vect_model_induction_cost): Revise call to add_stmt_cost for body
2552 costs; call add_stmt_cost for prologue costs.
2553 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
2554 list for function and arguments for calls to vect_get_load_cost and
2555 vect_get_store_cost.
2556 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
2557 vect_get_data_access_cost and vect_get_known_peeling_cost; use
2558 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
2559 latter call and discard their results; rename stmt_cost_vec to
2560 body_cost_vec; correct possible storage leak for body_cost_vec.
2561 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
2563 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
2564 body_cost_vec; add extra dummy parameter on calls to
2565 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
2566 argument list on call to add_stmt_cost.
2567 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
2568 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
2569 builtin_vectorization_cost; add "where" parameter on call to
2571 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
2572 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
2573 rename stmt_cost_vec to body_cost_vec.
2574 (vect_model_promotion_demotion_cost): Add vect_body argument to call
2575 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
2576 to stmt_vinfo_set_outside_of_loop_cost.
2577 (vect_model_store_cost): Change parameter list; call record_stmt_cost
2578 for prologue costs; add vect_body argument to call to record_stmt_cost;
2579 rename stmt_cost_vec to body_cost_vec; remove call to
2580 stmt_vinfo_set_outside_of_loop_cost.
2581 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
2582 vect_body argument to calls to record_stmt_cost.
2583 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
2584 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
2585 remove call to stmt_vinfo_set_outside_of_loop_cost.
2586 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
2587 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
2588 call record_stmt_cost for prologue costs.
2589 (vectorizable_store): Change argument list for call to
2590 vect_model_store_cost.
2591 (vectorizable_load): Change argument list for call to
2592 vect_model_load_cost.
2593 (new_stmt_vec_info): Remove assignment to
2594 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
2595 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
2596 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
2597 (spu_finish_cost): Add prologue and epilogue costs.
2598 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
2599 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
2600 (i386_finish_cost): Add prologue and epilogue costs.
2601 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
2603 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
2604 (rs6000_finish_cost): Add prologue and epilogue costs.
2605 * tree-vect-slp.c (vect_free_slp_instance): Rename
2606 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
2607 (vect_create_new_slp_node): Remove assignment to
2608 SLP_TREE_OUTSIDE_OF_LOOP_COST.
2609 (vect_get_and_check_slp_defs): Change parameter list; change argument
2610 lists to calls to vect_model_store_cost and vect_model_simple_cost.
2611 (vect_build_slp_tree): Change parameter list; change argument lists
2612 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
2613 recursive self-calls; remove setting of outside_cost from
2614 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
2616 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
2617 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
2618 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
2620 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
2621 body_cost_vec; handle null ci->stmt; add vect_body argument to call
2622 to add_stmt_cost; simplify calls to targetm.vectorize.
2623 builtin_vectorization_cost; return vec_prologue_cost and
2624 vec_epilogue_cost from finish_cost.
2625 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
2626 body_cost_vec; add vect_body argument to call to add_stmt_cost.
2628 2012-07-24 Richard Henderson <rth@redhat.com>
2630 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
2631 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2632 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2633 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2634 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
2636 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2637 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
2638 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
2639 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2640 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
2641 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2642 * doc/tm.texi: Rebuild.
2644 2012-07-24 Richard Henderson <rth@redhat.com>
2646 * optabs.def: New file.
2647 * Makefile.in (OPTABS_H): Add insn-opinit.h.
2648 (MOSTLYCLEANFILES): Likewise.
2649 (insn-opinit.o): Remove reload.h
2650 (simple_rtl_generated_c): Remove insn-opinit.c.
2651 (s-opinit): New rule.
2652 (build/genopinit.o): Add optabs.def.
2653 * genopinit.c (rtx_upname): New.
2654 (optabs): Extract to optabs.def
2655 (enum optab_tag, struct optab_def_d, optabs): New.
2656 (struct pattern_d, patterns): New.
2657 (match_pattern): Split out from ...
2658 (gen_insn): ... here. Push matches on patterns vec.
2659 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
2660 (header_file_name, source_file_name, handle_arg): New.
2661 (open_outfile): New.
2662 (main): Sort and emit new tables. Generate lookup_handler,
2663 raw_optab_handler, swap_optab_enable.
2664 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
2665 * optabs.c (code_to_optab_): Remove.
2666 (hash_libfunc): Update for optab name change.
2667 (eq_libfunc): Likewise.
2668 (convert_optab_libfunc): Update computation of optab member;
2669 use the new convlib_def table.
2670 (optab_libfunc): Similarly.
2671 (set_optab_libfunc, set_conv_libfunc): Likewise.
2672 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
2673 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
2674 (init_optabs): Don't call them; export the data to optabs.def.
2675 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
2676 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
2677 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
2678 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
2679 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
2680 (gen_int_signed_fixed_libfunc): Likewise.
2681 (gen_int_unsigned_fixed_libfunc): Likewise.
2682 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
2683 (gen_ufloat_conv_libfunc): Likewise.
2684 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
2685 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
2686 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
2687 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
2688 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
2689 (debug_optab_libfuncs): Update for optab representation change.
2690 * optabs.h: Include insn-opinit.h.
2691 (optab, convert_optab, direct_optab): New typedefs.
2692 (struct optab_handlers, struct widening_optab_handlers): Remove.
2693 (struct optab_libcall_d): Rename from optab_d; remove code_,
2694 handlers, widening members.
2695 (struct convert_optab_libcall_d): Rename from convert_optab_d;
2696 remove code_ and handlers members.
2697 (enum optab_index, enum convert_optab_index): Remove.
2698 (enum direct_optab_index): Remove.
2699 (code_to_optab_): Fix array range.
2700 (optab_to_code): Covert to inline function.
2701 (optab_to_code_, convlib_def, normlib_def): Declare.
2702 (raw_optab_handler, swap_optab_enable): Declare.
2703 (unknown_optab): Remove; export to optabs.def
2704 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2705 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2706 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
2707 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
2708 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
2709 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
2710 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
2711 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
2712 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
2713 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
2714 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
2715 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
2716 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
2717 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
2718 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
2719 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
2720 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
2721 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
2722 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
2723 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
2724 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
2725 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
2726 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
2727 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
2728 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
2729 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
2730 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
2731 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
2732 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
2733 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
2734 vec_realign_load_optab, vec_widen_umult_hi_optab,
2735 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
2736 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
2737 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
2738 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
2739 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
2740 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
2741 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
2742 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
2743 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
2744 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
2745 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
2746 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
2747 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
2748 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
2749 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
2750 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
2751 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
2752 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
2753 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
2754 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
2755 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
2756 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
2757 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
2758 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
2759 atomic_exchange_optab, atomic_compare_and_swap_optab,
2760 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
2761 atomic_sub_fetch_optab, atomic_and_fetch_optab,
2762 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
2763 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
2764 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
2765 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
2766 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
2767 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
2768 atomic_thread_fence_optab, atomic_signal_fence_optab,
2769 vec_perm_optab, vec_perm_const_optab): Likewise.
2770 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
2771 and x_direct_optab_table members; add pat_enable.
2772 (optab_table, convert_optab_table, direct_optab_table): Remove.
2773 (optab_handler): Use raw_optab_handler.
2774 (widening_optab_handler, convert_optab_handler): Likewise.
2775 (set_optab_handler, set_widening_optab_handler): Remove.
2776 (set_convert_optab_handler, set_direct_optab_handler): Remove.
2777 (direct_optab_handler): Defer to optab_handler.
2778 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
2780 2012-07-24 Jason Merrill <jason@redhat.com>
2782 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
2783 match MEM_STAT_DECL.
2784 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
2786 2012-07-24 Richard Henderson <rth@redhat.com>
2788 * optabs.h (struct optab_d): Rename code member to code_.
2789 (struct convert_optab_h): Likewise.
2790 (code_to_optab_): Rename from code_to_optab.
2791 (code_to_optab, optab_to_code): New.
2792 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
2793 * ifcvt.c (noce_emit_move_insn): Likewise.
2794 * optabs.c (simplify_expand_binop): Use optab_to_code.
2795 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
2796 (avoid_expensive_constant, expand_binop_directly): Likewise.
2797 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
2798 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
2799 (have_insn_for, debug_optab_libfuncs): Likewise.
2800 (init_optab, init_optabv, init_convert_optab): Update for optab
2803 * libfuncs.h: Include optabs.h.
2804 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
2805 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
2806 (lto-streamer-in.o, dwarf2out.o): Update deps.
2808 * optabs.h (unknown_optab): New.
2809 * builtins.c (interclass_mathfn_icode): Use it.
2810 * dojump.c (do_compare_rtx_and_jump): Likewise.
2811 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
2812 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
2813 (expand_vector_operations_1): Likewise.
2814 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
2815 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
2817 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
2819 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
2821 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2824 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
2826 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
2828 ("neon_vld3_lane<mode>":VMQ): Likewise.
2829 ("neon_vld3_dup<mode>":VDX): Likewise.
2830 ("neon_vst3_lane<mode>":VD): Likewise.
2831 ("neon_vst3_lane<mode>":VMQ): Likewise.
2833 2012-07-24 Roland McGrath <mcgrathr@google.com>
2835 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
2836 stack alignment padding.
2838 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2841 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2842 negative constant address for TARGET_X32 ...
2843 (ix86_decompose_address): ... here. Reject constant addresses
2844 that don't satisfy x86_64_immediate_operand predicate.
2846 2012-07-24 Julian Brown <julian@codesourcery.com>
2848 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
2850 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
2852 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
2853 Move test to check that there is a popcount function for the the number
2854 of bits in SBITMAP_ELT_BITS to sbitmap.c.
2855 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
2856 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
2858 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
2859 * configure: Regenerate.
2860 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
2861 (GCC_MEM_STAT_ARGUMENTS): New define.
2862 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
2863 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
2864 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
2865 FINAL_PASS_MEM_STAT): Define.
2866 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
2867 * ggc.h (ggc_record_overhead, ggc_free_overhead,
2868 ggc_prune_overhead_list): Remove internal prototypes, they are defined
2869 already in ggc-internal.h.
2870 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
2872 (add_statistics): Likewise.
2873 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
2874 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
2875 wrappers around "survived" and "stats" members.
2876 (alloc_large_page): Always initialize survived.
2877 (ggc_internal_alloc_zone_stat): Likewise.
2878 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
2879 GATHER_STATISTICS is non-0.
2880 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
2881 (sweep_pages): Always increase survived.
2882 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
2883 (calculate_average_page_survival): Always define.
2884 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
2885 (ggc_print_statistics): Likewise.
2886 (ggc_pch_read): Likewise.
2887 * ggc-page.c (struct globals): Always define "stats" member.
2888 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
2889 (ggc_free): Likewise.
2890 (ggc_collec): Likewise.
2891 (ggc_print_statistics): Likewise.
2892 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
2893 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
2894 * gimple.h (enum gimple_alloc_kind): Always define.
2895 (gimple_alloc_kind): Likewise.
2896 * tree-flow.h (phinodes_print_statistics): Always define.
2897 (ssanames_print_statistics): Likewise.
2898 * vec.h (vec_heap_free): Always define.
2899 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
2900 * alloc-pool.c (alloc_pool_descriptor): Always define.
2901 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
2902 (empty_alloc_pool): Likewise.
2903 (pool_alloc): Likewise.
2904 (pool_free): Likewise.
2905 (dump_alloc_pool_statistics): Likewise.
2906 (print_statistics): Always define.
2907 * bitmap.c (struct bitmap_descriptor): Always define.
2908 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
2909 (register_overhead): Always define.
2910 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
2911 (bitmap_element_allocate): Likewise.
2912 (bitmap_elt_clear_from): Likewise.
2913 (bitmap_obstack_alloc_stat): Likewise.
2914 (bitmap_gc_alloc_stat): Likewise.
2915 (bitmap_obstack_free): Likewise.
2916 (bitmap_find_bit): Likewise.
2917 (bitmap_ior_and_into): Likewise.
2918 (bitmap_print): Likewise.
2919 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
2920 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
2921 (gimple_alloc_kind_names): Likewise.
2922 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
2923 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
2924 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
2925 rtvec_alloc_sizes): Always define.
2926 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
2927 (rtx_alloc_stat): Likewise.
2928 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
2929 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
2930 tree_node_sizes, tree_node_kind_names): Always define.
2931 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
2933 (type_hash_canon): Likewise.
2934 (dump_tree_statistics): Likewise.
2935 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
2937 (ssanames_print_statistics): Likewise.
2938 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
2939 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
2940 (phinodes_print_statistics): Likewise.
2941 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
2942 * vec.c (struct vec_descriptor): Always define.
2943 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
2944 vec_descriptor, rester_overhead, free_overhead): Likewise.
2945 (cmp_statistic): Likewise.
2946 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
2947 (vec_heap_o_reserve_1): Likewise.
2948 (dump_vec_loc_statistics): Likewise.
2950 2012-07-24 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/53616
2953 * tree-loop-distribution.c (ldist_gen): Do not change
2954 partition ordering when merging partitions.
2956 2012-07-24 Alan Modra <amodra@gmail.com>
2960 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
2961 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
2962 Adjust all rs6000_legitimate_offset_address_p calls.
2963 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
2964 (rs6000_secondary_reload_gpr): Declare.
2965 (rs6000_legitimate_offset_address_p): Update prototype.
2966 (rs6000_offsettable_memref_p): Delete.
2967 (rs6000_secondary_reload_ppc64): Delete.
2968 * config/rs6000/rs6000.c (address_offset): New function.
2969 (mem_operand_gpr): Likewise.
2970 (rs6000_legitimate_offset_address_p): Add worst_case param. When
2971 not worst_case assume class of regs with least restrictive offsets.
2973 (legitimate_lo_sum_address_p): Simplify register mode tests.
2974 (rs6000_legitimize_address): Likewise. Assume best case offset
2975 addressing. Combine ELF and MACHO lo_sum code.
2976 (rs6000_mode_dependent_address): Correct offset addressing limits.
2977 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
2978 Use reg_mode to help rs6000_legitimate_offset_address_p.
2979 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
2980 gpr load/store when offset too large.
2981 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
2982 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
2983 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
2984 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
2985 d->m,m->d,d->d. Correct size of gpr load/store.
2986 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
2988 (movti_ppc64): Likewise.
2989 (movdi_internal32): Likewise. Also disparage fprs.
2990 (movdi_mfpgpr, movdi_internal64): Likewise.
2991 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
2992 (movtf_softfloat): Order alternatives.
2993 (extenddftf2_internal): Use 'm' and 'Y' for store.
2994 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
2995 (stack_protect_setdi, stack_protect_testdi): Likewise.
2996 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
2997 (movdf_softfloat64): Likewise.
2998 (reload_<mode>_store): Adjust reload_di_store to provide
2999 reload_si_store as well.
3000 (reload_<mode>_load): Likewise.
3002 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
3005 * config/sh/predicates.md (general_movsrc_operand,
3006 general_movdst_operand): Reject T_REG.
3007 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
3008 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
3009 Remove T_REG alternatives.
3010 (*negtstsi): New insn.
3012 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
3015 * config/sh/sh.md (mulsf3_ie): Delete.
3016 (mulsf3_i4): Rename to mulsf3_i.
3017 (mulsf3): Emit mulsf3_i insn.
3019 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
3021 * config/sh/sh.md (addc1, subc1): Delete.
3022 (adddi3_compact): Use addc instead of addc1.
3023 (subdi3_compact): Use subc instead of subc1.
3025 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3027 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3028 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3029 split_cost argument signed.
3030 (ix86_avoid_lea_for_add): Cleanup.
3031 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3032 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
3033 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
3035 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
3037 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
3039 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3042 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3043 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3044 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3045 addresses. Prevent zero extensions of CONST_INT operands.
3047 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
3049 * sbitmap.h (struct int_list): Remove.
3050 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
3051 Remove prototypes of non-existing function.
3052 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
3053 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
3055 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
3056 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
3057 * basic-block.h: ... here.
3058 * sbitmap.c: Do not include basic-block.h.
3059 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
3060 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
3061 * cfganal.c: ... here.
3062 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
3063 * gcse.c (compute_code_hoist_vbeinout): Likewise.
3064 * lcm.c (compute_antinout_edge, compute_available): Likewise.
3065 * Makefile.in: Fix sbitmap.o dependencies.
3067 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3068 Nick Clifton <nickc@redhat.com>
3070 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
3071 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
3072 (unused) parameter to void *.
3074 2012-07-23 Richard Guenther <rguenther@suse.de>
3076 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
3077 instead of referenced vars.
3079 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
3081 * coverage.c: Refer to "notes file" instead of "graph file"
3082 in all comments. Explain history of bbg prefix.
3083 * gcov-io.h: Likewise.
3085 (find_source): Likewise in fnotice.
3086 (read_graph_file): Likewise.
3087 (read_count_file): Likewise.
3088 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
3089 and "data file" explicitly in the explanation of the files.
3091 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
3093 PR tree-optimization/53881
3094 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
3095 for each label and compare them instead of labels.
3097 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
3099 * opts.c (common_handle_option): Do not set
3100 flag_value_profile_transformations for -fprofile-generate.
3101 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
3102 (BB_TO_GCOV_INDEX): Remove.
3103 (output_location): Don't use it.
3104 (branch_prob): Likewise. Don't fiddle with the index of
3105 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
3106 (find_spanning_tree):
3107 * gcov.c (struct function_info): Document that blocks 0 and 1
3108 are the entry resp. exit blocks in gcov, too, like in GCC itself.
3109 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
3110 blocks identification.
3111 (output_lines): Likewise.
3112 * value-prof.c (gimple_value_profile_transformations): Do not
3113 test flag_value_profile_transformations again.
3114 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
3115 transformation functions.
3116 (gimple_values_to_profile):
3117 Don't test flag_value_profile_transformations
3118 * tree-profile.c (tree_profiling): Assert that the cgraph is in
3119 the CGRAPH_STATE_IPA_SSA state.
3120 Do not set, or look at, after_tree_profile.
3121 * function.h (struct function): Remove after_tree_profile bit.
3122 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
3123 * tree-inline.c (initialize_cfun): Don't copy it.
3124 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
3125 * lto-streamer-in.c (input_struct_function_base): Likewise.
3127 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3129 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
3130 (SH_DYNAMIC_SHIFT_COST): Use it.
3131 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
3132 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
3133 Add sanity check for input value. Add function description.
3134 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
3135 lshrsi3_d): Use TARGET_DYNSHIFT.
3137 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3139 * config/sh/sh.md (negc): Delete expander.
3140 (*negc): Rename insn to negc.
3142 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/i386.md (*lea): New insn pattern.
3147 (*lea<mode>_2): Ditto.
3148 (*lea_{3,4,5,6}_zext): Ditto.
3149 * config/i386/predicates.md (lea_address_operand): Do not reject
3150 zero-extended address operands.
3151 * config/i386/constraints.md (j): Remove address constraint.
3152 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3154 (ix86_print_operand_address): Handle SImode subreg of an address.
3155 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3157 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
3159 Emit executable-stack note correctly for CRIS targets.
3160 * config/cris/cris.c (cris_file_end): New function.
3161 (TARGET_ASM_FILE_END): Define.
3163 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
3164 Maxim Kuvyrkov <maxim@codesourcery.com>
3165 NetLogic Microsystems Inc.
3167 * config/mips/mips.c (mips_issue_rate): Handle XLP.
3168 * config/mips/mips.md: Include xlp.md.
3169 * config/mips/xlp.md: New file.
3171 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
3173 PR gcov-profile/32543
3174 * profile.c (branch_prob): Update total_num_edges_instrumented and
3175 report the number of edges to instrument.
3177 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
3179 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
3181 2012-07-21 Andrew Pinski <apinski@cavium.com>
3183 * config/mips/mips.md (*popcountdi2_trunc): New pattern
3184 to handle popcount of a truncation.
3186 2012-07-21 Andrew Pinski <apinski@cavium.com>
3188 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
3189 Add a bool argument.
3190 * config/mips/mips.c (mips_block_move_straight): Update call to
3191 mips_expand_ext_as_unaligned_load.
3192 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
3193 Accept DImode dest when the width is that of SImode.
3194 * config/mips/mips.md (extv): Update call to
3195 mips_expand_ext_as_unaligned_load.
3198 2012-07-21 Andrew Pinski <apinski@cavium.com>
3200 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
3203 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
3205 * config/mips/mips.md (define_attr sync_*): Move before "type".
3206 (define_attr "type"): New values "atomic" and "syncloop".
3207 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
3208 Set "type" attribute.
3209 * config/mips/generic.md (generic_atomic, generic_syncloop):
3211 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
3212 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
3213 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
3214 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
3215 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
3216 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
3217 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
3218 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
3219 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
3221 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
3223 * config/sh/sh.md: Group and sort shift related patterns.
3224 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
3226 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
3228 * config/cris/cris.c (cris_asm_output_ident): Remove unused
3229 local variables section_asm_op, size, buf.
3231 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
3232 Steven Bosscher <steven@gcc.gnu.org>
3234 * config/rs6000/power4.md (power4-store-update): Fix reservation.
3235 (power4-three): Likewise.
3237 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
3238 Greta Yorsh <Greta.Yorsh@arm.com>
3240 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
3241 * config/arm/arm-cores.def (cortex-a15): Use it.
3243 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
3244 Greta Yorsh <Greta.Yorsh@arm.com>
3246 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
3247 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
3248 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
3249 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
3250 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
3251 (arm_fa726te_tune): Likewise.
3253 2012-07-20 Richard Guenther <rguenther@suse.de>
3255 * tree-dfa.c (collect_dfa_stats): Simplify.
3256 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
3258 * cfgexpand.c (estimated_stack_frame_size): Walk over local
3259 decls instead of referenced vars.
3260 * tree-ssa.c (delete_tree_ssa): Simplify.
3261 * tree-tailcall.c (find_tail_calls): Walk over local decls
3262 instead of referenced vars.
3263 (add_virtual_phis): Remove.
3264 (tree_optimize_tail_calls_1): Instead mark the virtual operand
3267 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
3269 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
3270 (brief_dump_cfg): Update prototype to take flags argument.
3271 (check_bb_profile): Remove prototype.
3272 * tracer.c (tracer): Update brief_dump_cfg calls.
3273 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
3274 Call dump_bb_info before and after the cfghook dump_bb. Terminate
3275 the dump with a newline.
3276 (dump_flow_info): Do not call check_bb_profile.
3277 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
3278 (check_bb_profile): Make static. Take indent and flags arguments.
3279 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
3280 check_bb_profile. Print one edge per line.
3281 (brief_dump_cfg): Take a flags argument, and filter out
3282 TDF_COMMENT and TDF_DETAILS.
3283 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
3284 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
3285 dump_bb_info here, it is already called from dump_bb. Idem for
3287 (dump_gimple_bb_footer): Likewise.
3288 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
3289 avoid broken dumps for statement histograms.
3290 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
3291 not call pp_flush here, the buffer should be empty.
3292 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
3293 * sched-vis.c (debug_bb_slim): Likewise.
3294 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
3295 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
3296 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
3297 (dump_function_to_file): Do not call check_bb_profile on
3298 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
3299 Use dump_bb instead of gimple_dump_bb.
3300 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
3301 * passes.c (execute_function_dump): Always call print_rtl_with_bb
3303 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
3304 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
3305 bottom of each basic block.
3307 2012-07-20 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/54031
3310 * tree-ssa-ccp.c (get_value_from_alignment): Use
3311 get_pointer_alignment_1.
3313 2012-07-20 Richard Guenther <rguenther@suse.de>
3315 * tree-inline.c (add_local_variables): Remove check_var_ann
3316 parameter and dead code.
3317 (expand_call_inline): Adjust.
3318 (tree_function_versioning): Likewise.
3320 2012-07-20 Jakub Jelinek <jakub@redhat.com>
3323 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
3324 of just the first one.
3326 2012-07-20 Richard Guenther <rguenther@suse.de>
3328 * builtins.c (get_object_alignment_2): Correct offset handling
3329 when using type alignment of a MEM_REF kind base.
3331 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3334 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3335 (_lzcnt_u64): Ditto.
3337 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3339 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3341 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3343 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3344 defining statement is a SSA name that occurs in abnormal PHIs.
3346 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3348 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3351 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3353 PR rtl-optimization/53942
3354 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3355 directly from likely spilled non-fixed hard registers, move them
3358 2012-07-19 Steve Ellcey <sellcey@mips.com>
3360 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3363 2012-07-19 Jason Merrill <jason@redhat.com>
3366 * dwarf2out.c (get_die_parent): New.
3367 (generate_type_signature): Use it.
3369 2012-07-19 Richard Henderson <rth@redhat.com>
3371 * config/ia64/vect.md (smulv4hi3_highpart): New.
3372 (umulv4hi3_highpart): New.
3373 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
3374 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
3375 (udot_prodv8qi, sdot_prodv8qi): Remove.
3376 (sdot_prodv4hi, udot_prodv4hi): Remove.
3377 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
3378 * config/ia64/ia64-protos.h: Update.
3380 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
3381 vectors larger than UNITS_PER_WORD.
3383 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
3384 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
3385 dummy != CODE_FOR_nothing value.
3387 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
3389 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
3390 * doc/tm.texi: Regenerate.
3391 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
3392 * config/sh/sh.h (MODE_AFTER): Update.
3393 * config/epiphany/epiphany.h (MODE_AFTER): Update.
3395 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3398 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3399 (cleanup_tree_cfg_bb): Don't call it.
3400 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3403 2012-07-19 Christian Bruel <christian.bruel@st.com>
3406 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3408 2012-07-19 Richard Guenther <rguenther@suse.de>
3409 Eric Botcazou <ebotcazou@adacore.com>
3411 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3412 about transition from invariant to known bits.
3413 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3415 2012-07-19 Richard Guenther <rguenther@suse.de>
3417 PR tree-optimization/53970
3418 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
3420 2012-07-19 Tristan Gingold <gingold@adacore.com>
3421 Richard Henderson <rth@redhat.com>
3423 * opts.c (finish_options): Handle UI_SEH.
3424 * expr.c (build_personality_function): Handle UI_SEH.
3425 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
3426 * coretypes.h (unwind_info_type): Add UI_SEH.
3427 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
3429 (i386_pe_seh_init_sections): Likewise.
3430 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
3431 (TARGET_ASM_INIT_SECTIONS): Define.
3432 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
3433 (i386_except_unwind_info): New function.
3435 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
3436 Chao-ying Fu <fu@mips.com>
3438 * config/mips/mips.opt (mmcu): New option.
3439 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3440 _mips_mcu when TARGET_MCU.
3441 (ASM_SPEC): Pass mcu options to the assembler.
3442 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
3444 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3446 * config.gcc (v850-*-rtems*): New target.
3447 * config/v850/rtems.h: New.
3448 * config/v850/t-rtems: New.
3450 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
3452 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
3453 of flags controlling optimization; add -ftree-slsr to list of flags
3454 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
3455 enabled by default at -O2; add -fvect-cost-model to list of flags
3456 enabled by default at -O3; document -fhoist-adjacent-loads and
3458 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
3459 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
3461 * common.opt: Add -ftree-slsr with flag_tree_slsr.
3463 2012-07-18 Jie Zhang <jzhang918@gmail.com>
3464 Julian Brown <julian@codesourcery.com>
3466 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
3467 (arm_size_rtx_costs): Likewise.
3468 (neon_valid_immediate): Add a case for double 0.0.
3470 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
3471 Mark Shinwell <shinwell@codesourcery.com>
3472 Julian Brown <julian@codesourcery.com>
3474 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
3475 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
3476 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
3477 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
3479 * config/arm/arm.md (neon_type): Update comment.
3481 2012-07-18 Richard Guenther <rguenther@suse.de>
3483 PR tree-optimization/53970
3484 * tree.h (contains_packed_reference): Remove.
3485 * expr.c (contains_packed_reference): Likewise.
3486 * tree-vect-data-refs.c (not_size_aligned): New function.
3487 (vector_alignment_reachable_p): Use it.
3488 (vect_supportable_dr_alignment): Likewise.
3490 2012-07-18 Richard Guenther <rguenther@suse.de>
3492 * tree.h (get_object_or_type_alignment): Remove.
3493 * builtins.c (get_object_alignment_2): New function copied from
3494 get_object_alignment_1. Take extra argument to indicate whether
3495 we take the address of EXP. Rework to use type alignment information
3496 if not, and return whether the result is an approximation or not.
3497 (get_object_alignment_1): Wrap around get_object_alignment_2.
3498 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
3499 we take the address.
3500 (get_object_or_type_alignment): Remove.
3501 * expr.c (expand_assignment): Call get_object_alignment.
3502 (expand_expr_real_1): Likewise.
3504 2012-07-18 Nick Clifton <nickc@redhat.com>
3506 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3508 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
3510 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
3511 expander. Use arith_reg_dest predicate.
3512 (rotldi3, rotrdi3): Remove constraints in expander.
3513 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
3514 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
3517 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
3520 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3522 * config/sh/sh.c (sh_option_override): Do not change
3523 flag_finite_math_only. Set TARGET_IEEE to complement of
3524 flag_finite_math_only.
3525 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
3526 of mieee and mno-ieee behavior.
3528 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
3530 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
3532 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
3534 * dumpfile.h (TDF_COMMENT): New define.
3535 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
3536 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
3537 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
3538 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
3539 Move to new file cfg-flags.h.
3540 (enum cfg_edge_flags): New enum, using cfg-flags.h.
3541 (EDGE_ALL_FLAGS): Compute value automatically.
3542 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
3543 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
3544 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
3545 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
3546 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
3547 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
3548 (BB_ALL_FLAGS): New, compute value automatically.
3549 (dump_bb_info): Update prototype.
3550 (dump_edge_info): Update prototype.
3551 * cfg-flags.h: New file.
3552 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
3553 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
3554 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
3555 (debug_bb): Update dump_bb call.
3556 (dump_cfg_bb_info): Remove.
3557 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
3558 Adjust verbosity using TDF_* flags. Check that the basic block flags
3559 are within the range of BB_ALL_FLAGS.
3560 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
3561 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
3562 first for consistency with other dump functions.
3563 (dump_bb): Update prototype accordingly.
3564 * cfghooks.c: Include dumpfile.h.
3565 (verify_flow_info): Update dump_edge_info calls.
3566 (dump_bb): Take a flags argument and pass it around.
3567 Use dump_bb_info to dump common information about a basic block.
3568 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
3569 (debug_flow_info): Moved here from cfgrtl.c.
3570 * profile.c (is_edge_inconsistent): Update dump_bb calls.
3571 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
3572 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
3573 print_rtl_slim_with_bb): Remove prototypes.
3574 (dump_insn_slim): Adjust prototype to take a const_rtx.
3575 (print_rtl_with_bb): Adjust prototype.
3576 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
3577 * sched-vis.c (dump_insn_slim): Take a const_rtx.
3578 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
3579 (print_rtl_slim_with_bb): Remove.
3580 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
3581 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
3582 for that. Prototype here near DEBUG_FUNCTION marker.
3583 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
3585 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
3586 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
3587 (remove_bb): Update dump_bb call.
3588 (gimple_debug_bb): Use dump_bb.
3589 (dump_function_to_file): Update gimple_dump_bb call.
3590 (print_loops_bb): Likewise.
3591 * tree-flow.h (gimple_dump_bb): Update prototype.
3592 * gimple-pretty-print.c (dump_bb_header): Rename to
3593 dump_gimple_bb_header. Write to a stream instead of a pretty
3594 printer. Use dump_bb_info to dump basic block info.
3595 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
3596 stream instead of a pretty printer. Use dump_bb_info.
3597 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
3598 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
3599 dump_gimple_bb_footer.
3600 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
3601 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
3602 (print_rtl_with_bb): Take a flags argument and pass it around.
3603 Use dump_insn_slim if TDF_SLIM.
3604 (dump_bb_info): Removed and re-incarnated in cfg.c.
3605 (dump_flow_info): Moved to cfghooks.c.
3606 (debug_flow_info): Moved to cfghooks.c.
3607 * passes.c (execute_function_dump): Unconditionally use
3608 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
3609 * final.c (dump_basic_block_info): Update dump_edge_info calls.
3610 * tree-vrp.c (dump_asserts_for): Likewise.
3611 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
3612 * tree-if-conv.c (if_convertible_bb_p): Don't look at
3613 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
3614 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
3615 for the same reason.
3616 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
3618 2012-07-17 Richard Guenther <rguenther@suse.de>
3620 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
3621 vars here, use create_tmp_reg where appropriate.
3622 (vect_create_addr_base_for_vector_ref): Do not add referenced
3623 vars here, use create_tmp_reg where appropriate.
3624 (vect_create_data_ref_ptr): Likewise.
3625 (vect_create_destination_var): Likewise.
3626 (vect_permute_store_chain): Likewise.
3627 (vect_permute_load_chain): Likewise.
3628 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
3630 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3631 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
3632 (vect_handle_widen_op_by_const): Likewise.
3633 * tree-vect-stmts.c (vect_init_vector): Likewise.
3634 (vectorizable_load): Likewise.
3636 2012-07-17 Tom de Vries <tom@codesourcery.com>
3638 * hwint.c: Fix loop range.
3640 2012-07-17 Tom de Vries <tom@codesourcery.com>
3642 * double-int.h (double_int_popcount): New inline function.
3643 * hwint.c (popcount_hwi): New function.
3644 * hwint.h (popcount_hwi): Declare function. New inline function.
3646 2012-07-17 Richard Henderson <rth@redhat.com>
3648 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
3650 (vectorizable_conversion): Update supportable_widening_operation call.
3651 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
3652 (vect_recog_widen_shift_pattern): Likewise.
3653 * tree-vectorizer.h: Update decl.
3655 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3656 Ulrich Weigand <ulrich.weigand@linaro.org>
3658 * common/config/arm/arm-common.c (arm_option_optimization_table):
3659 Enable -fsched-pressure by default while optimizing.
3660 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
3661 pressure algorithm by default.
3663 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
3665 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
3666 (CONST_OK_FOR_I10): Move macro to ...
3667 * config/sh/sh.c: ... here.
3668 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
3671 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
3673 * config/sh/sh.md: Delete mov related define_peephole patterns.
3675 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
3678 * doc/install.texi (Installing GCC): Refer to instructions for
3679 released versions. Fix hyphenation.
3681 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3683 * config/spu/spu.c (targetm): Move to bottom of file.
3684 (spu_attribute_table): Likewise.
3685 (spu_option_override, spu_init_builtins, spu_builtin_decl,
3686 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
3687 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
3688 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
3689 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
3690 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
3691 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
3692 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
3693 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
3694 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
3695 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
3696 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
3697 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
3698 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
3699 spu_encode_section_info, spu_legitimize_address,
3700 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
3701 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
3702 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
3703 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
3704 spu_section_type_flags, spu_select_section, spu_unique_section,
3705 spu_trampoline_init, spu_conditional_register_usage,
3706 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
3707 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
3708 spu_setup_incoming_varargs): Remove prototypes.
3709 (spu_legitimize_address): Add "static" to definition.
3711 2012-07-16 Jakub Jelinek <jakub@redhat.com>
3713 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
3715 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3717 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
3718 before calling gsi_stmt.
3720 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
3723 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
3725 * config/i386/i386.md (stack_protect_set): Disable the pattern
3726 for Android since Android libc (bionic) does not provide random
3727 value for stack protection guard at gs:0x14. Guard value
3728 will be provided from external symbol (default implementation).
3729 (stack_protect_set_<mode>): Likewise.
3730 (stack_protect_test): Likewise.
3731 (stack_protect_test_<mode>): Likewise.
3733 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
3737 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
3740 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
3742 * opts.c (default_option): Add -fvect-cost-model to default options
3745 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
3747 * graphite-clast-to-gimple.c, graphite-dependences.c,
3748 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
3749 for pass TODO flags.
3750 * Makefile.in: Fix dependencies.
3752 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
3754 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
3755 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3757 * function.c (stack_protect_epilogue): Use expand_call to expand
3758 targetm.stack_protect_fail.
3759 * stmt.c (expand_expr_stmt): Remove now-unused function.
3760 * tree.h (expand_expr_stmt): Remove prototype.
3761 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
3762 hook must return a CALL_EXPR.
3763 * doc/tm.texi: Regenerate.
3765 * emit-rtl.c (emit_label_before): Do not allow the same label
3766 to be emitted twice.
3767 (emit_label_after): Likewise.
3768 (emit_label): Likewise.
3770 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
3771 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
3772 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
3773 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
3775 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
3777 * system.h (dump_file): Do not define.
3778 * tree-pass.h: Include dumpfile.h, which is a new file containing...
3779 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
3780 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
3781 dump_flag_name, dump_file, dump_flags, dump_file_name,
3782 get_dump_file_info, struct dump_file_info): all of this, moved to...
3783 * dumpfile.h: Here, new file.
3784 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
3785 (dump_stmt): Remove prototype for C++ specific function.
3786 (dump_enumerated_decls): Move prototype from here...
3787 * tree-flow.h (dump_enumerated_decls): ... to here.
3788 (get_ref_base_and_extent) Move prototype from here ...
3789 * tree.h (get_ref_base_and_extent) ... to here.
3790 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
3791 gimple-pretty-print.h is enough. Do not include tree-dump.h,
3792 include timevar.h and dumpfile.h instead.
3793 (struct numbered_tree_d, compare_decls_by_uid,
3794 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
3795 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
3796 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
3797 Do not include timevar.h.
3798 * tree.c: Do not include timevar.h.
3799 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
3801 (dump_cfg_stats): Use current_function_name.
3802 (gimple_cfg2vcg): Likewise.
3803 (dump_function_to_file): Likewise.
3804 * df-scan.c: Do not include tree-pass.h and timevar.h.
3806 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
3807 use print_current_pass.
3808 * df-problems.c: Include dumpfile.h.
3809 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
3810 leads to errors in the code not selected.
3811 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
3812 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
3813 * lcm.c: Include dumpfile.h.
3814 Remove obsolete include of insn-attr.h.
3815 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
3816 missing probability notes.
3817 * stmt.c: Include dumpfile.h.
3818 (emit_case_decision_tree): Re-enable printing expand details only
3820 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
3821 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
3822 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
3823 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
3824 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
3825 function.c, fwprop.c, gcse.c, gimple-fold.c,
3826 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
3827 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
3828 graphite-dependences.c, graphite-interchange.c,
3829 graphite-optimize-isl.c, graphite-poly.c,
3830 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
3831 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
3832 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
3833 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
3834 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
3835 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
3836 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
3837 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
3838 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
3839 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
3840 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
3841 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
3842 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
3843 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
3844 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
3845 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
3846 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
3847 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
3848 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
3849 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
3850 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
3851 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
3852 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
3853 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
3854 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
3855 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
3856 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
3857 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
3858 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3859 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
3860 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
3861 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
3862 tree-ssa-uncprop.c, tree-ssa-uninit.c,
3863 tree-switch-conversion.c, tree-tailcall.c,
3864 tree-vect-data-refs.c, tree-vect-loop.c,
3865 tree-vect-loop-manip.c, tree-vectorizer.c,
3866 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
3867 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
3868 only if needed. If tree-pass.h is included, do not include timevar.h
3869 and dumpfile.h. If tree-pass.h is not included but dump_file, or
3870 dump_flags, or the TDF_* flags are used, include dumpfile.h.
3871 If gimple-pretty-print.h is included, don't include
3872 tree-pretty-print.h. Remove assorted unnecessary includes.
3874 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
3875 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
3876 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
3878 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
3879 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
3880 spu/t-spu-elf: Fix dependencies.
3882 2012-07-16 Dehao Chen <dehao@google.com>
3885 2012-07-10 Dehao Chen <dehao@google.com>
3887 * tree.h (phi_arg_d): New field.
3888 * tree-flow-inline.h (gimple_phi_arg_block): New function.
3889 (gimple_phi_arg_block_from_edge): New function.
3890 (gimple_phi_arg_set_block): New function.
3891 (gimple_phi_arg_has_block): New function.
3892 (redirect_edge_var_map_block): New function.
3893 * tree-flow.h (_edge_var_map): New field.
3894 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
3895 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
3896 redirect_edge_var_map_add.
3897 * tree-outof-ssa.c (_elim_graph): New field.
3898 (insert_partition_copy_on_edge): New parameter.
3899 (insert_value_copy_on_edge): New parameter.
3900 (insert_rtx_to_part_on_edge): New parameter.
3901 (insert_part_to_rtx_on_edge): New parameter.
3902 (elim_graph_add_edge): New parameter.
3903 (elim_graph_remove_succ_edge): New parameter.
3904 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
3905 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
3906 (new_elim_graph): Add block debug info.
3907 (clear_elim_graph): Likewise.
3908 (delete_elim_graph): Likewise.
3909 (elim_graph_add_node): Likewise.
3910 (elim_graph_add_edge): Likewise.
3911 (elim_graph_remove_succ_edge): Likewise.
3912 (eliminate_build): Likewise.
3913 (elim_forward): Likewise.
3914 (elim_unvisited_predecessor): Likewise.
3915 (elim_backward): Likewise.
3916 (elim_create): Likewise.
3917 (eliminate_phi): Likewise.
3918 (insert_backedge_copies): Likewise.
3919 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
3921 (rewrite_add_phi_arguments): Likewise.
3922 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
3923 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
3924 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
3925 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
3926 * tree-ssa-loop-manip.c (create_iv): Likewise.
3927 (add_exit_phis_edge): Likewise.
3928 (split_loop_exit_edge): Likewise.
3929 (copy_phi_node_args): Likewise.
3930 (tree_transform_and_unroll_loop): Likewise.
3931 * value-prof.c (gimple_ic): Likewise.
3932 (gimple_stringop_fixed_value): Likewise.
3933 * tree-tailcall.c (add_successor_phi_arg): Likewise.
3934 (eliminate_tail_call): Likewise.
3935 (create_tailcall_accumulator): Likewise.
3936 (tree_optimize_tail_calls_1): Likewise.
3937 * tree-phinodes.c (add_phi_arg): Likewise.
3938 (make_phi_node): Likewise.
3939 (resize_phi_node): Likewise.
3940 (remove_phi_arg_num): Likewise.
3941 * omp-low.c (expand_parallel_call): Likewise.
3942 (expand_omp_for_static_chunk): Likewise.
3943 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
3945 (slpeel_update_phi_nodes_for_guard1): Likewise.
3946 (slpeel_update_phi_nodes_for_guard2): Likewise.
3947 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3948 (set_prologue_iterations): Likewise.
3949 (slpeel_tree_peel_loop_to_edge): Likewise.
3950 (vect_loop_versioning): Likewise.
3951 * tree-parloops.c (create_phi_for_local_result): Likewise.
3952 (transform_to_exit_first_loop): Likewise.
3953 (create_parallel_loop): Likewise.
3954 * ipa-split.c (split_function): Likewise.
3955 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3956 (vect_create_epilog_for_reduction): Likewise.
3957 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
3958 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
3959 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3960 (cond_if_else_store_replacement_1): Likewise.
3961 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
3962 (remove_forwarder_block_with_phi): Likewise.
3963 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
3964 * tree-predcom.c (initialize_root_vars): Likewise.
3965 (initialize_root_vars_lm): Likewise.
3966 * sese.c (sese_add_exit_phis_edge): Likewise.
3967 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3968 * tree-ssa.c (flush_pending_stmts): Likewise.
3969 (redirect_edge_var_map_add): Likewise.
3970 (ssa_redirect_edge): Likewise.
3971 * gimple-streamer-in.c (input_phi): Likewise.
3972 * tree-vect-stmts.c (vectorizable_load): Likewise.
3973 * tree-inline.c (copy_phis_for_bb): Likewise.
3974 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3975 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
3976 * tree-cfg.c (reinstall_phi_args): Likewise.
3977 (gimple_make_forwarder_block): Likewise.
3978 (add_phi_args_after_copy_edge): Likewise.
3979 (gimple_duplicate_sese_tail): Likewise.
3981 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
3983 * config/i386/i386.md (stack_protect_set): Disable the pattern
3984 for Android since Android libc (bionic) does not provide random
3985 value for stack protection guard at gs:0x14. Guard value
3986 will be provided from external symbol (default implementation).
3987 (stack_protect_set_<mode>): Likewise.
3988 (stack_protect_test): Likewise.
3989 (stack_protect_test_<mode>): Likewise.
3991 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
3993 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
3994 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
3995 CONSTANT_P and cris_legitimate_address_p.
3996 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
3997 (cris_preferred_reload_class): Don't return GENERAL_REGS as
3998 preferred to MOF_SRP_REGS.
4000 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
4001 of library functions for basic atomic compare-and-swap.
4002 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
4003 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
4004 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
4005 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
4006 ("atomic_compare_and_swap<mode>")
4007 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
4008 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
4009 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
4010 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
4011 (atomic_op_op_pred): Ditto.
4012 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
4013 reflect the change to include %2 in expansion. All callers changed.
4014 (qm3): New mode_attr.
4015 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
4016 as predicate for operand 2.
4017 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
4018 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
4019 constraint for operand 2.
4020 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
4021 nonmemory_operand for operand 3.
4022 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
4023 exclude memory. Improve emitted sync code for v10 and v32. Use
4024 <qm3> instead of <m> for size designator for cmp.
4025 ("atomic_compare_and_swap<mode>"): Change predicate to
4026 nonmemory_operand for operand 3. Add FIXME.
4027 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
4028 constraints for operand 3 to exclude memory.
4029 ("atomic_fetch_<atomic_op_name><mode>")
4030 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
4031 calls on result of call to need_atomic_barrier_p.
4033 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
4035 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
4037 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
4038 and mtlo. Adjust move_type->type mapping.
4039 (may_clobber_hilo): Split mthilo into mthi and mtlo.
4040 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
4041 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
4042 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
4043 instead of mthilo and mfhilo.
4044 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
4045 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
4046 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
4047 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
4048 Use mflo instead of mfhilo.
4049 * config/mips/10000.md (r10k_arith): Split mthilo.
4050 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
4051 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
4052 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
4053 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
4055 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
4056 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
4058 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
4059 * config/mips/5400.md (ir_vr54_hilo): Likewise.
4060 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
4061 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
4062 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
4063 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
4064 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
4065 * config/mips/generic.md (generic_hilo): Likewise.
4066 * config/mips/loongson2ef.md (ls2_alu): Likewise.
4067 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
4068 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
4069 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
4070 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
4071 * config/mips/xlr.md (xlr_hilo): Likewise.
4073 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
4074 Sandra Loosemore <sandra@codesourcery.com>
4076 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
4078 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
4080 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
4083 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
4085 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
4087 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
4090 * config/spu/spu.c (spu_init_cost): Mark static.
4091 (spu_add_stmt_cost): Likewise.
4092 (spu_finish_cost): Likewise.
4093 (spu_destroy_cost_data): Likewise.
4094 * config/i386/i386.c (ix86_init_cost): Mark static.
4095 (ix86_add_stmt_cost): Likewise.
4096 (ix86_finish_cost): Likewise.
4097 (ix86_destroy_cost_data): Likewise.
4098 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
4099 (rs6000_add_stmt_cost): Likewise.
4100 (rs6000_finish_cost): Likewise.
4101 (rs6000_destroy_cost_data): Likewise.
4103 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
4105 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
4106 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
4107 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
4109 * alloc-pool.h (pool_alloc): Likewise.
4111 * final.c (final): Do not loop to find max_uid.
4113 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
4115 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
4116 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
4118 2012-07-13 Richard Guenther <rguenther@suse.de>
4120 PR tree-optimization/53907
4121 * tree-ssa-forwprop.c (associate_pointerplus): New function.
4122 (ssa_forward_propagate_and_combine): Call it.
4124 2012-07-13 Richard Guenther <rguenther@suse.de>
4126 PR tree-optimization/53922
4127 * tree-vrp.c (value_inside_range): Change prototype to take
4128 min/max instead of value-range.
4129 (range_includes_zero_p): Likewise. Return the result from
4131 (extract_range_from_binary_expr_1): Adjust to handle dont-know
4132 return value from range_includes_zero_p.
4133 (extract_range_from_unary_expr_1): Likewise.
4134 (compare_range_with_value): Likewise.
4135 (vrp_meet_1): Likewise.
4137 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
4139 * doc/tm.texi: Regenerate.
4140 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
4141 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
4142 (TARGET_VECTORIZE_FINISH_COST): Likewise.
4143 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
4144 * targhooks.c (default_init_cost): New function.
4145 (default_add_stmt_cost): Likewise.
4146 (default_finish_cost): Likewise.
4147 (default_destroy_cost_data): Likewise.
4148 * targhooks.h (default_init_cost): New decl.
4149 (default_add_stmt_cost): Likewise.
4150 (default_finish_cost): Likewise.
4151 (default_destroy_cost_data): Likewise.
4152 * target.def (init_cost): New DEFHOOK.
4153 (add_stmt_cost): Likewise.
4154 (finish_cost): Likewise.
4155 (destroy_cost_data): Likewise.
4156 * target.h (struct _stmt_vec_info): New extern decl.
4157 (stmt_vectype): Likewise.
4158 (stmt_in_inner_loop_p): Likewise.
4159 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
4160 (stmt_vector_for_cost): New VEC/typedef.
4161 (add_stmt_info_to_vec): New function.
4162 (struct _slp_tree): Remove cost.inside_of_loop field.
4163 (struct _slp_instance): Remove cost.inside_of_loop field; add
4164 stmt_cost_vec field.
4165 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
4166 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
4167 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
4168 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
4169 (struct _loop_vec_info): Add target_cost_data field.
4170 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
4171 (struct _bb_vec_info): Add target_cost_data field.
4172 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
4173 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
4174 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
4175 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
4176 (init_cost): New function.
4177 (add_stmt_cost): Likewise.
4178 (finish_cost): Likewise.
4179 (destroy_cost_data): Likewise.
4180 (vect_model_simple_cost): Change parameter list.
4181 (vect_model_store_cost): Likewise.
4182 (vect_model_load_cost): Likewise.
4183 (record_stmt_cost): New extern decl.
4184 (vect_get_load_cost): Change parameter list.
4185 (vect_get_store_cost): Likewise.
4186 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
4187 (destroy_loop_vec_info): Call destroy_cost_data.
4188 (vect_estimate_min_profitable_iters): Remove old calculation of
4189 inside costs; call finish_cost instead.
4190 (vect_model_reduction_cost): Call add_stmt_cost instead of old
4191 inside-costs calculation.
4192 (vect_model_induction_cost): Likewise.
4193 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
4194 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
4195 and vect_get_store_cost to obtain the value to return.
4196 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
4197 vect_get_data_access_cost and store it in the minimum peeling
4199 (vect_peeling_hash_choose_best_peeling): Change the parameter list
4200 to add a (stmt_vector_for_cost *) output parameter, and set its value.
4201 (vect_enhance_data_refs_alignment): Ignore the new return value from
4202 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
4203 vect_peeling_hash_choose_best_peeling and pass its contents to the
4205 * tree-vect-stmts.c (stmt_vectype): New function.
4206 (stmt_in_inner_loop_p): Likewise.
4207 (record_stmt_cost): Likewise.
4208 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
4209 record_stmt_cost instead of old calculation; don't call
4210 stmt_vinfo_set_inside_of_loop_cost.
4211 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
4212 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
4213 (vect_model_store_cost): Add stmt_cost_vec parameter; call
4214 record_stmt_cost instead of old calculation; add stmt_cost_vec
4215 parameter to vect_get_store_cost call; don't call
4216 stmt_vinfo_set_inside_of_loop_cost.
4217 (vect_get_store_cost): Add stmt_cost_vec parameter; call
4218 record_stmt_cost instead of old calculation.
4219 (vect_model_load_cost): Add stmt_cost_vec parameter; call
4220 record_stmt_cost instead of old calculation; add stmt_cost_vec
4221 parameter to vect_get_load_cost call; don't call
4222 stmt_vinfo_set_inside_of_loop_cost.
4223 (vect_get_load_cost): Add stmt_cost_vec parameter; call
4224 record_stmt_cost instead of old calculation.
4225 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
4226 (vectorizable_conversion): Likewise.
4227 (vectorizable_assignment): Likewise.
4228 (vectorizable_shift): Likewise.
4229 (vectorizable_operation): Likewise.
4230 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
4231 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
4232 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
4233 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
4234 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
4235 (TARGET_VECTORIZE_FINISH_COST): Likewise.
4236 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
4237 (spu_init_cost): New function.
4238 (spu_add_stmt_cost): Likewise.
4239 (spu_finish_cost): Likewise.
4240 (spu_destroy_cost_data): Likewise.
4241 * config/i386/i386.c (ix86_init_cost): New function.
4242 (ix86_add_stmt_cost): Likewise.
4243 (ix86_finish_cost): Likewise.
4244 (ix86_destroy_cost_data): Likewise.
4245 (TARGET_VECTORIZE_INIT_COST): New macro def.
4246 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
4247 (TARGET_VECTORIZE_FINISH_COST): Likewise.
4248 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
4249 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
4250 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
4251 (TARGET_VECTORIZE_FINISH_COST): Likewise.
4252 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
4253 (rs6000_init_cost): New function.
4254 (rs6000_add_stmt_cost): Likewise.
4255 (rs6000_finish_cost): Likewise.
4256 (rs6000_destroy_cost_data): Likewise.
4257 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
4258 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
4259 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
4260 stmt_cost_vec parameter to vect_model_store_cost and
4261 vect_model_simple_cost calls.
4262 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
4263 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
4264 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
4265 calculating cost more than once for loads; remove inside_cost
4266 parameter from recursive vect_build_slp_tree calls; call
4267 record_stmt_cost instead of old calculation.
4268 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
4269 the instance; free it on premature exit; remove inside_cost parameter
4270 from vect_build_slp_tree call; add stmt_cost_vec parameter to
4271 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
4272 (new_bb_vec_info): Call init_cost.
4273 (destroy_bb_vec_info): Call destroy_cost_data.
4274 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
4275 statement recorded with an SLP instance; call finish_cost instead of
4276 the old calculation.
4277 (vect_update_slp_costs_according_to_vf): Record statement costs from
4278 SLP instances, multiplying by the appropriate number of copies; don't
4279 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
4281 2012-07-13 Richard Guenther <rguenther@suse.de>
4284 * builtins.c (get_pointer_alignment_1): Handle constant
4287 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
4288 Steven Bosscher <steven@gcc.gnu.org>
4289 Bernd Schmidt <bernds@codesourcery.com>
4291 PR rtl-optimization/53908
4292 * df-problems.c (can_move_insns_across): When doing
4293 memory-reference book-keeping, handle call insns.
4295 2012-07-13 Richard Guenther <rguenther@suse.de>
4297 * gimple.c (gimple_types_compatible_p_1): Remove redundant
4298 type attribute comparisons.
4299 (gimple_canonical_types_compatible_p): Likewise.
4301 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
4303 PR rtl-optimization/53176
4304 * rtlanal.c (rtx_cost): Adjust default cost for X with a
4305 UNITS_PER_WORD factor for all X according to the size of
4306 its mode, not just for SUBREGs with untieable modes.
4307 Handle SET. Use factor * factor for MULT, DIV, UDIV,
4310 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
4313 QImode and HImode splitters. Use ix86_comparison_operator.
4314 Explicitly match FLAGS_REG.
4315 (DFmode cmove splitter): Explicitly match FLAGS_REG.
4317 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
4319 * expr.h (can_move_by_pieces): Move prototype from here ...
4320 * tree.h (can_move_by_pieces): ... to here.
4321 * optabs.h (set_widening_optab_handler): Use XCNEW.
4322 * gimplify.c: Do not include expr.h.
4324 * toplev.c: Do not include dwarf2out.h.
4325 * config/ia64/ia64.c: Likewise.
4326 * config/sparc/sparc.c: Likewise.
4327 * config/sparc/t-sparc (sparc.o): Fix dependencies.
4329 * Makefile.in (toplev.o): Fix dependencies
4330 (c-family/c-gimplify.o): Likewise.
4331 (c-family/c-common.o): Likewise.
4333 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
4335 * basic-block.h (struct edge_def): Use basic_block instead of
4337 * cfgloop.h (struct loop_exit, struct loop): Likewise.
4338 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
4339 instead of union tree_node *.
4340 * rtl.h (union rtunion_def, emit_insn_before_noloc,
4341 emit_insn_after_noloc, add_insn_before, add_insn_after,
4342 debug_bb_slim): Likewise.
4343 * tree-inline.h (struct copy_body_data): Likewise.
4344 * sched-rgn.c (dump_region_dot): Likewise.
4345 * gimple.h (struct gimple_statement_base, gimple_set_bb,
4346 gsi_move_to_bb_end): Likewise.
4347 * sched-vis.c (debug_bb_slim): Likewise.
4348 (debug_bb_n_slim): Likewise.
4349 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
4350 (mn10300_block_contains_call):
4352 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
4355 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
4358 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
4360 * doc/extend.texi (Namespace Association): Alter cautionary text.
4362 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
4365 * config/sh/sh.md: Remove displacement addresssing related splits.
4367 2012-07-10 Xinliang David Li <davidxl@google.com>
4369 * doc/invoke.texi: New option documented.
4370 * flag-types.h: New enum type.
4371 * gimplify.c (gimplify_bind_expr): Control
4372 clobber generation with new option.
4373 (gimplify_target_expr): Ditto.
4374 * common.opt: New option.
4376 2012-07-10 Julian Brown <julian@codesourcery.com>
4378 * config/arm/arm.md (movsi): Don't split symbol refs here.
4379 (define_split): New.
4381 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
4384 * config/m68k/m68k.c (m68k_epilogue_uses): New.
4385 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
4386 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
4388 2012-07-10 Richard Henderson <rth@redhat.com>
4390 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
4391 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
4392 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
4393 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
4394 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
4395 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
4396 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
4397 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
4398 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
4399 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
4400 (bdesc_args): Remove entries to match.
4401 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
4402 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
4403 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
4404 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
4405 (rs6000_builtin_mul_widen_odd): Remove.
4406 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
4407 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
4408 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
4409 (spu_builtin_mul_widen_odd): Remove.
4410 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
4411 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
4412 * doc/tm.texi.in: Don't document the removed hooks.
4414 * tree-vect-stmts.c (supportable_widening_operation): Expand
4415 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
4417 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
4418 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
4419 * optabs.c (can_mult_highpart_p): New.
4420 (expand_mult_highpart): New.
4421 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
4422 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
4423 by pieces if can_mult_highpart_p.
4424 (expand_vector_divmod): Use can_mult_highpart_p and always
4425 generate MULT_HIGHPART_EXPR.
4426 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
4427 * tree-vect-stmts.c (vectorizable_operation): Likewise.
4429 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
4430 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
4431 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
4432 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
4433 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
4434 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
4435 * config/spu/spu-builtins.def: Update pattern names to match.
4437 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
4438 from altivec_vmuleub.
4439 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
4440 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
4441 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
4442 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
4443 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
4444 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
4445 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
4446 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
4448 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
4450 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
4451 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
4452 (mulv4si3): Remove XOP test shadowed by SSE4 test.
4453 * config/i386/i386.c (bdesc_args): Update pattern names.
4454 (ix86_expand_sse2_mulvxdi3): Likewise.
4455 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
4456 shadowed by SSE4 test.
4458 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
4459 * cfgexpand.c (expand_debug_expr): Handle them.
4460 * expr.c (expand_expr_real_2): Likewise.
4461 * fold-const.c (fold_binary_loc): Likewise.
4462 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
4463 * optabs.c (optab_for_tree_code): Likewise.
4464 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
4465 * tree-inline.c (estimate_operator_cost): Likewise.
4466 * tree-pretty-print.c (dump_generic_node): Likewise.
4467 * tree.c (commutative_tree_code): Likewise.
4468 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
4469 Handle type change before looking up optab.
4470 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
4471 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
4472 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
4473 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
4474 * genopinit.c (optabs): Initialize them.
4475 * doc/md.texi: Document them.
4477 2012-07-10 Dehao Chen <dehao@google.com>
4479 * tree.h (phi_arg_d): New field.
4480 * tree-flow-inline.h (gimple_phi_arg_block): New function.
4481 (gimple_phi_arg_block_from_edge): New function.
4482 (gimple_phi_arg_set_block): New function.
4483 (gimple_phi_arg_has_block): New function.
4484 (redirect_edge_var_map_block): New function.
4485 * tree-flow.h (_edge_var_map): New field.
4486 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
4487 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
4488 redirect_edge_var_map_add.
4489 * tree-outof-ssa.c (_elim_graph): New field.
4490 (insert_partition_copy_on_edge): New parameter.
4491 (insert_value_copy_on_edge): New parameter.
4492 (insert_rtx_to_part_on_edge): New parameter.
4493 (insert_part_to_rtx_on_edge): New parameter.
4494 (elim_graph_add_edge): New parameter.
4495 (elim_graph_remove_succ_edge): New parameter.
4496 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
4497 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
4498 (new_elim_graph): Add block debug info.
4499 (clear_elim_graph): Likewise.
4500 (delete_elim_graph): Likewise.
4501 (elim_graph_add_node): Likewise.
4502 (elim_graph_add_edge): Likewise.
4503 (elim_graph_remove_succ_edge): Likewise.
4504 (eliminate_build): Likewise.
4505 (elim_forward): Likewise.
4506 (elim_unvisited_predecessor): Likewise.
4507 (elim_backward): Likewise.
4508 (elim_create): Likewise.
4509 (eliminate_phi): Likewise.
4510 (insert_backedge_copies): Likewise.
4511 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
4513 (rewrite_add_phi_arguments): Likewise.
4514 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
4515 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
4516 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
4517 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
4518 * tree-ssa-loop-manip.c (create_iv): Likewise.
4519 (add_exit_phis_edge): Likewise.
4520 (split_loop_exit_edge): Likewise.
4521 (copy_phi_node_args): Likewise.
4522 (tree_transform_and_unroll_loop): Likewise.
4523 * value-prof.c (gimple_ic): Likewise.
4524 (gimple_stringop_fixed_value): Likewise.
4525 * tree-tailcall.c (add_successor_phi_arg): Likewise.
4526 (eliminate_tail_call): Likewise.
4527 (create_tailcall_accumulator): Likewise.
4528 (tree_optimize_tail_calls_1): Likewise.
4529 * tree-phinodes.c (add_phi_arg): Likewise.
4530 (make_phi_node): Likewise.
4531 (resize_phi_node): Likewise.
4532 (remove_phi_arg_num): Likewise.
4533 * omp-low.c (expand_parallel_call): Likewise.
4534 (expand_omp_for_static_chunk): Likewise.
4535 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
4537 (slpeel_update_phi_nodes_for_guard1): Likewise.
4538 (slpeel_update_phi_nodes_for_guard2): Likewise.
4539 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4540 (set_prologue_iterations): Likewise.
4541 (slpeel_tree_peel_loop_to_edge): Likewise.
4542 (vect_loop_versioning): Likewise.
4543 * tree-parloops.c (create_phi_for_local_result): Likewise.
4544 (transform_to_exit_first_loop): Likewise.
4545 (create_parallel_loop): Likewise.
4546 * ipa-split.c (split_function): Likewise.
4547 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
4548 (vect_create_epilog_for_reduction): Likewise.
4549 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
4550 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
4551 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4552 (cond_if_else_store_replacement_1): Likewise.
4553 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
4554 (remove_forwarder_block_with_phi): Likewise.
4555 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
4556 * tree-predcom.c (initialize_root_vars): Likewise.
4557 (initialize_root_vars_lm): Likewise.
4558 * sese.c (sese_add_exit_phis_edge): Likewise.
4559 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4560 * tree-ssa.c (flush_pending_stmts): Likewise.
4561 (redirect_edge_var_map_add): Likewise.
4562 (ssa_redirect_edge): Likewise.
4563 * gimple-streamer-in.c (input_phi): Likewise.
4564 * tree-vect-stmts.c (vectorizable_load): Likewise.
4565 * tree-inline.c (copy_phis_for_bb): Likewise.
4566 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4567 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
4568 * tree-cfg.c (reinstall_phi_args): Likewise.
4569 (gimple_make_forwarder_block): Likewise.
4570 (add_phi_args_after_copy_edge): Likewise.
4571 (gimple_duplicate_sese_tail): Likewise.
4573 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
4576 * config/sh/sh.c (sequence_insn_p): New function.
4577 (find_barrier, sh_insn_length_adjustment): Use it.
4579 2012-07-09 Iain Sandoe <iain@codesourcery.com>
4582 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
4584 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
4585 SUBTARGET_FOLD_BUILTIN.
4586 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
4587 SUBTARGET_FOLD_BUILTIN.
4589 2012-07-09 Iain Sandoe <iain@codesourcery.com>
4591 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
4592 runtime exceptions model setting from here ...
4593 * config/darwin.c (darwin_override_options): ... to here.
4595 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
4597 PR tree-optimization/53887
4598 * tree-cfg.c (group_case_labels_stmt): Make non-static.
4599 * tree-flow.h (group_case_labels_stmt): Add prototype.
4600 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
4601 to pre-process every switch.
4603 2012-07-09 Jason Merrill <jason@redhat.com>
4606 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
4607 (type_hash_eq): Likewise.
4609 2012-07-09 Tom de Vries <tom@codesourcery.com>
4610 Richard Guenther <rguenther@suse.de>
4612 * tree-ssa-ccp.c (optimize_unreachable): New function.
4613 (execute_fold_all_builtins): Use optimize_unreachable to optimize
4614 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
4616 2012-07-09 Richard Guenther <rguenther@suse.de>
4619 * graphite-optimize-isl.c: Make sure CU is not empty.
4621 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
4623 * gensupport.c (init_rtx_reader_args_cb): Start counting code
4624 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
4625 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
4626 the LAST_INSN_CODE marker at the end.
4627 * genoutput.c (nothing): New static struct data.
4628 (idata): Initialize to ¬hing.
4629 (idata_end): Initialize to ¬hing.next.
4630 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
4632 * genpeep.c (insn_code_number): Remove global variable.
4633 (gen_peephole): Take it as an argument instead.
4634 (main): Take insn_code_number from read_md_rtx.
4635 * optabs.h: Revert r161809:
4636 (optab_handlers): Change type of insn_code back to insn_code.
4637 (optab_handler, widening_optab_handler, set_optab_handler,
4638 set_widening_optab_handler, convert_optab_handler,
4639 set_convert_optab_handler, direct_optab_handler,
4640 set_direct_optab_handler): Remove int casts.
4641 Revert to treating the insn_code field as "insn_code".
4643 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
4645 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
4646 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
4647 * config/sh/sh-protos.h: Declare it.
4649 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4651 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
4652 (dump_fixup_graph): Use current_function_name.
4653 (adjust_cfg_counts): Likewise.
4654 * ira-conflicts.c: Do not include tree.h.
4655 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
4657 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
4660 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
4662 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4664 * basic-block.h: Re-group most prototypes per file.
4665 (struct edge_list): Remove num_blocks field.
4666 (dump_bb_info): Adjust prototypes.
4667 (dump_reg_info): Move prototype to regs.h.
4668 * function.h: Do not include tree.h.
4669 Include vec.h, vecir.h, input.h and machmode.h to compensate.
4670 (function_name): New prototype.
4671 * gimple.h: Include tree.h to compensate for basic-block.h change.
4672 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
4673 * regs.h (dump_reg_info): Prototype here.
4674 * regset.h: Adjust file reference in comment.
4675 (debug_regset): Remove prototype.
4676 * rtl.h: Include flags.h for flag_var_tracking_assignments.
4677 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
4678 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
4679 (dump_reg_info, dump_flow_info): Remove prototypes.
4680 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
4681 to here, the only user. Make static.
4682 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
4683 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
4684 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
4685 tree-pass.h, cfgloop.h, and tree-flow.h.
4686 Include basic-block.h, the first header I'd expect to be included.
4687 (reg_obstack): Move to df-core.c.
4688 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
4689 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
4690 (redirect_edge_succ_nodup): Move to cfghooks.c.
4691 (dump_regset, debug_regset): Move to df-core.c.
4692 (dump_bb_info): Move to cfgrtl.c.
4693 (dump_reg_info): Move to regstat.c.
4694 (dump_flow_info): Move to cfgrtl.c.
4695 (debug_flow_info): Likewise.
4696 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
4697 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
4698 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
4699 (flow_active_insn_p, forwarder_block_p, can_fallthru,
4700 could_fall_through): Move to cfgrtl.c.
4701 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
4702 (create_edge_list): Do not set edge_list's removed num_blocks.
4703 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
4704 (flow_nodes_print): Remove.
4705 (flow_edge_list_print): Remove.
4706 (inverted_post_order_compute): Use FOR_ALL_BB.
4707 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
4708 Do not call dump_reg_info.
4709 (debug_flow_info): Moved from cfg.c
4710 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
4711 to avoid looking at TDF_* flags from tree-pass.h.
4712 (flow_active_insn_p, forwarder_block_p, can_fallthru,
4713 could_fall_through): Moved from cfganal.c.
4714 (print_rtl_with_bb): Adjust dump_bb_info calls.
4715 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
4716 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
4717 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
4718 * cselib.c: Include tree.h with a FIXME.
4719 * df-core.c (reg_obstack): Moved from cfg.c.
4720 (dump_regset): Likewise.
4721 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
4722 * final.c (compute_alignments): Call dump_reg_info before
4724 * function.c (function_name): New function.
4725 (current_function_name): Use it.
4726 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
4728 * ira-conflicts.c: Include tree.h with a note.
4729 * regstat.c (dump_reg_info): Moved here from cfg.c.
4730 * loop-init.c: Include regs.h instead of hard-reg-set.h.
4731 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
4732 (rtl_loop_done): Likewise.
4733 * mcf.c: Include tree.h before langhooks.h.
4734 * predict.c (maybe_hot_count_p): Assert we have cfun.
4735 (probably_never_executed_bb_p): Likewise.
4736 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
4737 instead of dump_flow_info.
4738 * sched-deps.c: Include tree.h with a FIXME.
4739 (call_may_noreturn_p): Add FIXME note why this function has to
4740 look at function decls instead of function decl flags.
4741 * sched-vis.c: Include tree.h with a FIXME.
4742 (print_rtl_slim): Adjust dump_bb_info uses.
4743 * statistics.c (statistics_fini_pass_2): Use current_function_name
4744 to avoid including tree.h.
4745 (statistics_counter_event): Use function_name for the same reason.
4746 (statistics_histogram_event): Likewise.
4747 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
4748 instead of dump_flow_info.
4749 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
4750 before dump_flow_info.
4751 * doc/cfg.texi: Update CFG documentation.
4752 * Makefile.in (RTL_H): Depend on FLAGS_H.
4753 (GIMPLE_H): Depend on TREE_H.
4754 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
4755 but no longer on TREE_H.
4756 (C_COMMON_H): Depend on TREE_H.
4757 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
4758 sched-deps.o, sched-vis.o): Fixup dependencies.
4760 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4762 * alias.h: Do not include coretypes.h in header files.
4763 * cppbuiltin.h: Likewise.
4764 * double-int.h: Likewise.
4765 * gimple-fold.h: Likewise.
4766 * flags.h: Likewise.
4767 * tree-ssa-alias.h: Likewise.
4768 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
4769 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
4770 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
4772 (ALIAS_H): Do not depend on coretypes.h.
4773 (FLAGS_H): Likewise.
4774 (realmpfr.o): Depend on coretypes.h.
4776 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4778 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
4779 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
4781 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
4783 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
4784 (TARGET_FPA): Delete definition.
4785 (TARGET_MAVERICK): Likewise.
4786 (TARGET_FPA_EMU2): Likewise.
4787 (arm_fp_model): Remove FPA and Maverick models.
4788 (arm_arch_cirrus): Delete declaration.
4789 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
4790 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
4791 (CALL_USED_REGISTERS): Likewise.
4792 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
4793 (FIRST_VFP_REGNUM): Renumbered.
4794 (D7_VFP_REGNUM): Chain definition.
4795 (LAST_LO_VFP_REGNUM): Likewise.
4796 (FIRST_HI_VFP_REGNUM): Likewise.
4797 (LAST_HI_VFP_REGNUM): Likewise.
4798 (FIRST_IWMMXT_GR_REGNUM): Likewise.
4799 (LAST_IWMMXT_GR_REGNUM): Likewise.
4800 (FIRST_IWMMXT_REGNUM): Likewise.
4801 (LAST_IWMMXT_REGNUM): Likewise.
4802 (FRAME_POINTER_REGNUM): Renumbered.
4803 (ARG_POINTER_REGNUM): Renumbered.
4804 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
4805 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
4806 (HARD_REGNO_REGNUM): Remove FPA support.
4807 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
4808 (reg_class): Likewise.
4809 (REG_CLASS_NAMES): Likewise.
4810 (REG_CLASS_CONTENTS): Likewise.
4811 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
4812 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
4813 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
4814 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
4815 Reorganize. Use AAPCS preferred names.
4816 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
4818 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
4819 * arm.c (FL_CIRRUS): Delete definition.
4820 (arm_arch_cirrus): Delete variable.
4821 (arm_float_words_big_endian): Delete function.
4822 (cirrus_memory_offset): Delete function.
4823 (output_mov_long_double_fpa_from_arm): Delete function.
4824 (output_mov_long_double_arm_from_fpa): Delete function.
4825 (output_mov_double_fpa_from_arm): Delete function.
4826 (output_mov_double_arm_from_fpa): Delete function.
4827 (emit_sfm): Delete function.
4828 (maybe_get_arm_condition_code): Update comment.
4829 (arm_file_start): Always use softvfp for softfloat systems.
4830 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
4831 (arm_option_override): Remove FPA and Maverick support. Always
4832 default to vfp as the fallback FPU format.
4833 (use_return_insn): Remove FPA support.
4834 (arm_get_frame_offsets): Likewise.
4835 (arm_save_coproc_regs): Likewise.
4836 (arm_canonicalize_comparison): Remove Maverick support.
4837 (arm_select_cc_mode): Likewise.
4838 (arm_gen_compare_reg): Likewise.
4839 (arm_print_operand): Likewise.
4840 (arm_libcall_value_1): Remove FPA and Maverick support.
4841 (arm_function_value_regno_p): Likewise.
4842 (arm_apply_result_size): Likewise.
4843 (arm_legitimate_index_p): Likewise.
4844 (thumb2_legitimate_index_p): Likewise.
4845 (legitimize_reload_address): Likewise.
4846 (arm_register_move_cost): Likewise.
4847 (arm_hard_regno_mode_ok): Likewise.
4848 (arm_regno_class): Likewise.
4849 (arm_dbx_register_number): Likewise.
4850 (arm_emit_unwind_sequence): Likewise.
4851 (arm_conditional_register_usage): Likewise.
4852 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
4853 (cirrus_memory_offset): Likewise.
4854 (output_move_long_double_fpa_from_arm): Likewise.
4855 (output_move_long_double_arm_from_fpa): Likewise.
4856 (output_move_double_fpa_from_arm): Likewise.
4857 (output_move_double_arm_from_fpa): Likewise.
4858 (arm_float_words_big_endian): Likewise.
4859 * arm.md (CC_REGNUM): Renumbered.
4860 (VFPCC_REGNUM): Moved here. Renumbered.
4861 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
4862 (attr fpu): Remove FPA and Maverick support.
4863 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
4864 * arm-cores.def (ep9312): Remove Maverick support.
4865 * arm-arches.def (ep9312): Delete architecture.
4866 * arm-tables.opt: Regenerated.
4868 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
4870 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
4872 PR tree-optimization/53881
4873 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
4874 comparing labels to establish uniqueness of a switch case target,
4875 use the CFG instead.
4877 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
4879 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
4880 due to negative shift amount.
4882 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
4884 Fix configure test for "stack protector support in target C library".
4885 * configure.ac (test_prefix, test_exec_prefix): Move setting from
4886 inside sysroot handling to before and outside it.
4887 * configure: Regenerate.
4889 2012-07-06 Kai Tietz <ktietz@redhat.com>
4892 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
4893 as "/mingw/include".
4895 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
4898 * var-tracking.c (vt_add_function_parameter): Convert
4899 internal_arg_pointer into arg_pointer-based address even
4902 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
4904 PR rtl-optimization/53827
4907 * alias.c (memrefs_conflict_p): Adjust offset and size by the
4908 same amount for alignment ANDs.
4910 2012-07-06 Tom de Vries <tom@codesourcery.com>
4912 PR tree-optimization/51879
4913 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
4914 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
4915 (visit_use): Also call visit_reference_op_call for calls with a vdef.
4917 2012-07-06 Tom de Vries <tom@codesourcery.com>
4919 PR tree-optimization/52009
4920 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
4921 value numbers of gimple_vdef.
4922 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
4924 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
4925 (vn_reference_insert): Add and handle vdef parameter.
4926 (visit_reference_op_load): Add argument to vn_reference_insert call.
4927 (visit_reference_op_store): Find value number of vdef of store. Insert
4928 value number of vdef of store.
4930 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
4932 * config/i386/i386.md (simple lea to add peephole): Also transform
4933 RTXes where second PLUS operand matches output.
4935 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
4937 * config/i386/i386.c (construct_plt_address): Make static.
4938 * config/i386/i386-protos.h (construct_plt_address): Remove.
4940 2012-07-06 Nick Clifton <nickc@redhat.com>
4942 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
4943 default_encode_section_info.
4945 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
4948 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
4949 emit PIC sequence for fnaddr symbol reference in advance.
4951 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
4954 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
4956 * dwarf2out.c (function_possibly_abstracted_p): New static function.
4957 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
4958 cgraph_function_possibly_inlined_p.
4959 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
4960 (process_scope_var): Do not emit concrete instances of abstracted
4961 nested functions from here.
4962 (gen_decl_die): Emit the abstract instance if the function is possibly
4963 abstracted and not only possibly inlined.
4964 (dwarf2out_finish): Find the first non-abstract parent instance and
4965 attach concrete instances on the limbo list to it.
4967 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4968 Julian Brown <julian@codesourcery.com>
4972 * config/arm/neon-gen.ml (return_by_ptr): Delete.
4973 (print_function): Handle empty strings.
4974 (return): Delete use of return_by_ptr.
4975 (mask_shape_for_shuffle): New function.
4976 (mask_elems): Likewise.
4977 (shuffle_fn): Likewise.
4978 (params): Simplify and remove use of return_by_ptr.
4979 (get_shuffle): New function.
4980 (print_variant): Update.
4981 * config/arm/neon.ml (rev_elems): New function.
4982 (permute_range): Likewise.
4983 (zip_range): Likewise.
4984 (uzip_range): Likewise.
4985 (trn_range): Likewise.
4986 (zip_elems): Likewise.
4987 (uzip_elems): Likewise.
4988 (trn_elems): Likewise.
4989 (features): New enumeration Use_shuffle. Delete ReturnPtr.
4992 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
4993 * config/arm/arm_neon.h: Regenerate.
4995 2012-07-05 Richard Guenther <rguenther@suse.de>
4997 * tree-pretty-print.c (dump_generic_node): Properly test
4998 the result of exact_log2.
5000 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5002 * config/s390/s390-protos.h (s390_expand_movmem)
5003 (s390_expand_cmpmem): Add return value.
5004 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
5005 Return FALSE to use the library function in some cases.
5006 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
5009 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5011 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
5013 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
5015 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
5016 * stmt.c (dump_case_nodes): New.
5017 (expand_case): Split out code generation parts into new functions.
5018 (expand_switch_as_decision_tree_p): Split out from expand_case.
5019 (emit_case_decision_tree): Likewise.
5020 (emit_case_dispatch_table): Likewise.
5022 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5024 * config/arm/iterators.md (SDF): New mode iterator.
5025 (V_if_elem): Add support for SF and DF modes.
5027 (F_constraint): New mode iterator attribute.
5028 (F_fma_type): Likewise.
5029 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
5030 (*fmsub<SDF:mode>4): Likewise.
5031 (*fmnsub<SDF:mode>4): Likewise.
5032 (*fmnadd<SDF:mode>4): Likewise.
5034 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
5036 * expmed.c (expand_mult): Initialize coeff and is_neg.
5038 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
5040 * config/sh/predicates.md (zero_extend_operand): New predicate.
5041 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
5042 zero_extend_operand predicate.
5043 (zero_extendqisi2): Likewise.
5045 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
5048 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
5049 to not call cgraph_propagate_frequency if something was changed.
5051 2012-07-04 Richard Guenther <rguenther@suse.de>
5054 * gimple-fold.c (get_base_constructor): Do not return an
5055 error_mark_node DECL_INITIAL.
5057 2012-07-04 Richard Guenther <rguenther@suse.de>
5059 PR tree-optimization/53844
5060 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
5061 the loop virtual PHI.
5063 2012-07-04 Richard Guenther <rguenther@suse.de>
5065 PR tree-optimization/53849
5066 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
5067 for duplicated locals. Use add_referenced_var_1 to avoid
5068 pushing/popping cfun.
5070 2012-07-04 Kai Tietz <ktietz@redhat.com>
5072 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
5073 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
5075 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
5076 as i386_pe_reloc_rw_mask.
5078 2012-07-04 Richard Guenther <rguenther@suse.de>
5080 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
5081 as in free_lang_data_in_type.
5083 2012-07-04 Tobias Grosser <tobias@grosser.es>
5084 Michael Matz <matz@suse.de>
5086 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
5087 (graphite-optimize-isl.o): Add dependencies.
5088 * common.opt (floop-nest-optimize): New flag.
5089 * doc/invoke.texi (floop-nest-optimize): Document.
5090 * graphite-dependences.c (compute_deps): Export.
5091 * graphite-poly.h (compute_deps): Declare.
5092 * graphite-optimize-isl.c: New file.
5093 * graphite-poly.c (apply_poly_transforms): Run the loop
5095 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
5096 if -floop-nest-optimize is enabled.
5098 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
5100 * config/sh/predicates.md (logical_and_operand): New predicate.
5101 * config/sh/constraints.md (Jmb, Jmw): New constraints.
5102 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
5103 of 0xFFFF constant. Use logical_and_operand predicate and
5104 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
5105 (*andsi3_compact): Make it an insn_and_split. Use
5106 logical_and_operand predicate. Add Jmb,Jmw alternatives.
5108 2012-07-03 Jason Merrill <jason@redhat.com>
5111 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
5113 2012-07-03 Nick Clifton <nickc@redhat.com>
5115 * config/mep/mep.c (mep_reorg_regmove): Use
5116 next_nonnote_non_debug_insn to advance to the next insn. Do not
5117 expect delete_insn to return an rtx.
5119 2012-07-03 Richard Guenther <rguenther@suse.de>
5121 * doc/install.texi (CLooG): Clarify how CLooG needs to be
5122 configured and that it needs to be built against ISL 0.10.
5124 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
5126 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
5127 code model string in the error message.
5129 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
5132 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
5133 sibcall_insn_operand. Move it to a temporary register if not.
5135 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
5138 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
5141 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
5143 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
5145 2012-07-03 Roland McGrath <mcgrathr@google.com>
5147 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
5148 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
5149 * configure: Regenerated.
5150 * config/i386/i386.md (simple_return_internal_long): Use %;
5151 (ctz<mode>2): Likewise.
5154 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
5157 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
5159 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
5160 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
5161 gen_branch_true and gen_branch_false.
5162 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
5164 (branch_true, branch_false): Use t_reg_operand predicate.
5165 (*branch_true, *branch_false): Delete.
5166 (movt): Use t_reg_operand predicate.
5167 (*negnegt): Use negt_reg_operand predicate and fold little and big
5169 (*movtt): Use t_reg_operand and fold little and big endian variants.
5172 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
5174 * stmt.c (emit_case_bit_tests): Remove.
5175 (expand_case): Remove expand_switch_using_bit_tests_p code.
5176 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
5177 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
5178 (lshift_cheap_p): Likewise.
5179 (expand_switch_using_bit_tests_p): Likewise.
5180 (struct case_bit_test): Likewise.
5181 (case_bit_test_cmp): Likewise.
5182 (emit_case_bit_tests): New implementation for GIMPLE.
5183 (gen_inbound_check): Do not release post-dominator info here.
5184 (process_switch): Reorder code. Expand as bit tests if it
5186 (do_switchconv): Release post-dominator info here if something changed.
5187 (struct gimple_opt_pass): Verify more.
5188 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
5190 2012-07-02 Martin Jambor <mjambor@suse.cz>
5193 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
5194 dynamic type change check.
5196 2012-07-02 Richard Guenther <rguenther@suse.de>
5197 Michael Matz <matz@suse.de>
5198 Tobias Grosser <tobias@grosser.es>
5199 Sebastian Pop <sebpop@gmail.com>
5201 * Makefile.in: Remove PPL flags in favor of ISL ones.
5202 (BACKENDLIBS): Remove PPL libs.
5203 (INCLUDES): Remove PPL includes in favor of ISL ones.
5204 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
5205 graphite-cloog-compat.h dependencies.
5206 (graphite-dependences.o): Likewise.
5207 (graphite-poly.o): Likewise.
5208 * configure.ac: Declare ISL vars instead of PPL ones.
5209 * configure: Regenerated.
5210 * doc/install.texi: Replace PPL requirement documentation with ISL one.
5211 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
5212 * graphite-clast-to-gimple.c: Likewise.
5213 * graphite-dependences.c: Likewise.
5214 * graphite-interchange.c: Likewise.
5215 * graphite-poly.h: Likewise.
5216 * graphite-poly.c: Likewise.
5217 * graphite-sese-to-poly.c: Likewise.
5218 * graphite.c: Likewise.
5219 * graphite-scop-detection.c: Re-arrange includes.
5220 * graphite-cloog-util.c: Remove.
5221 * graphite-cloog-util.h: Likewise.
5222 * graphite-ppl.h: Likewise.
5223 * graphite-ppl.c: Likewise.
5224 * graphite-dependences.h: Likewise.
5226 2012-07-02 Richard Guenther <rguenther@suse.de>
5228 Merge from graphite branch
5229 2011-07-21 Tobias Grosser <tobias@grosser.es>
5231 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
5232 Remove graphite-cloog-util.h.
5233 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
5234 build_iv_mapping, translate_clast_user, translate_clast,
5235 free_scattering, initialize_cloog_names, build_cloog_prog,
5236 create_params_index): Do not use old compatibility functions.
5237 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
5238 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
5239 compatibility functions.
5240 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
5242 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
5243 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
5245 * graphite-cloog-compat.h: Remove.
5247 2011-08-09 Tobias Grosser <tobias@grosser.es>
5249 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
5250 of the string, no just a reference.
5251 (clast_name_index): Add a new field, that specifies if we need to free
5253 (free_clast_name_index): If necessary, free the name string.
5254 (clast_name_index_elt_info): Calculate the hash based on the string
5255 content, not the memory location it is stored in.
5256 (clast_name_to_level): Specify that we do not need to free the name.
5257 (clast_name_to_index): Dito.
5258 (clast_name_to_lb_ub): Dito.
5259 (eq_clast_name_indexes): Compare the strings, not their base pointers.
5260 (free_scattering): Removed.
5261 (initialize_cloog_names): Renamed to add_names_to_union_domain().
5262 (add_names_to_union_domain): Changed to work on a union_domain,
5263 instead of a CloogNames structure.
5264 (build_cloog_prog): Removed.
5265 (build_cloog_union_domain): New.
5266 (generate_cloog_input): New.
5267 (scop_to_clast): Use CloogInput instead of CloogProgram.
5268 (print_generated_program): Adapt to new scop_to_clast() and do not
5269 print the CloogProgram any more.
5270 (create_params_index): Removed, functionality integrated in
5271 add_names_to_union_domain().
5272 (gloog): Adapt to new scop_to_clast().
5273 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
5275 2012-01-11 Tobias Grosser <tobias@grosser.es>
5277 * graphite-clast-to-gimple.c (clast_name_to_index,
5278 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
5279 (clast_to_gcc_expression): Add clast_expr_name as a new
5280 case. Do not assume a clast_expr_term points always to a
5282 (type_for_clast_term): Do not assume a clast_expr_term points always to
5284 (type_for_clast_name): New.
5285 (type_for_clast_expr): Add clast_expr_name as a new case.
5287 2011-08-03 Sebastian Pop <sebpop@gmail.com>
5289 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
5290 new_Cloog_Scattering_from_ppl_Polyhedron,
5291 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
5293 2012-07-02 Jakub Jelinek <jakub@redhat.com>
5295 PR tree-optimization/53645
5296 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
5297 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
5299 2012-07-01 Wei Guozhi <carrot@google.com>
5302 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
5303 * config/arm/arm.c (const_ok_for_dimode_op): New function.
5304 * config/arm/constraints.md (Dd): New constraint.
5305 * config/arm/predicates.md (arm_adddi_operand): New predicate.
5306 * config/arm/arm.md (adddi3): Extend it to handle constants.
5307 (arm_adddi3): Likewise.
5308 (addsi3_carryin_<optab>): Extend it to handle sbc case.
5309 (addsi3_carryin_alt2_<optab>): Likewise.
5310 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
5312 2012-06-30 Nathan Sidwell <nathan@acm.org>
5314 * coverage.c (bbg_file_stamp): New.
5315 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
5316 (build_info): Write bbg_file_stamp.
5317 (coverage_init): Initialize bbg_file_stamp. Read counts file
5318 before writing graph header.
5319 (coverage_finish): Don't unlink the data file if we can generate a
5321 * tree.h (crc32_unsigned): Declare.
5322 * tree.c (crc32_unsigned_bits): New, broken out of ...
5323 (crc32_byte): ... here. Use it.
5324 (crc32_unsigned): New.
5326 2012-06-29 Cary Coutant <ccoutant@google.com>
5328 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
5329 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
5330 (gen_variable_die): Likewise.
5331 (gen_namespace_die): Likewise.
5333 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
5335 * tree-eh.c (lower_try_finally_switch): Really put the location of the
5336 last statement of the finally block onto the switch.
5338 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
5341 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
5344 2012-06-29 Sterling Augustine <saugustine@google.com>
5346 * dwarf2out.c (add_pubname): Add comment.
5347 (add_pubtype): Fix indentation.
5348 (gen_enumeration_type_die): Likewise.
5350 2012-06-29 Jakub Jelinek <jakub@redhat.com>
5352 * tree-vect-generic.c (expand_vector_divmod): For even/odd
5353 widening multiply, put even always as first argument to VEC_PERM_EXPR.
5355 2012-06-29 Richard Henderson <rth@redhat.com>
5357 * tree-vect-generic.c: Include target.h.
5358 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
5359 * Makefile.in (tree-vect-generic.o): Update.
5361 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
5363 * configure.ac: Remove special gtfiles case for C.
5364 * configure: Regenerate.
5365 * Makefile.in: Remove C front-end hooks and build hooks that
5366 will be picked up from c/Make-lang.in now.
5367 Add tree-mudflap to C_COMMON_OBJS.
5368 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
5369 * config/vms/vms.c: Look for c-tree.h in c/.
5370 * doc/gty.texi: Remove reference to c-config-lang.in.
5371 * doc/sourcebuild.texi: Document the c/ subdirectory.
5373 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
5375 * system.h (CASE_USE_BIT_TESTS): Poison.
5376 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
5377 (expand_switch_using_bit_tests_p): ...here.
5378 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
5379 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
5381 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
5383 * system.h (IFCVT_EXTRA_FIELDS): Poison.
5384 (IFCVT_INIT_EXTRA_FIELDS): Poison.
5385 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
5386 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
5387 IFCVT_INIT_EXTRA_FIELDS.
5388 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
5389 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
5391 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
5392 frv_ifcvt_machdep_init.
5393 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
5394 Remove documentation.
5395 (IFCVT_MACHDEP_INIT): Document.
5396 * doc/tm.texi: Regenerate.
5398 2012-06-29 Nick Clifton <nickc@redhat.com>
5400 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
5402 2012-06-29 Jakub Jelinek <jakub@redhat.com>
5404 * tree-vect-stmts.c (vectorizable_operation): Check both
5405 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
5406 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
5408 2012-06-28 Richard Henderson <rth@redhat.com>
5410 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
5412 2012-06-28 Jakub Jelinek <jakub@redhat.com>
5414 PR tree-optimization/51581
5415 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
5416 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
5417 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
5418 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
5419 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
5420 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
5422 PR tree-optimization/53645
5423 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
5424 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
5427 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
5430 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
5431 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
5432 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
5433 avr_hard_regno_call_part_clobbered.
5435 2012-06-28 Richard Guenther <rguenther@suse.de>
5438 * expr.c (expand_expr_real_1): Verify if the type is complete
5439 before inspecting its size.
5441 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
5443 * doc/include/gpl.texi: Remove.
5444 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
5446 2012-06-28 Jakub Jelinek <jakub@redhat.com>
5448 PR tree-optimization/53645
5449 * tree-vect-generic.c (add_rshift): New function.
5450 (expand_vector_divmod): New function.
5451 (expand_vector_operation): Use it for vector integer
5452 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
5453 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
5454 unused lguup variable with dummy_int.
5456 2012-06-28 OLivier Hainque <hainque@adacore.com>
5458 * expr.c (convert_move): Latch mem integer inputs into a
5459 register before expanding a multi-instructions sequence.
5461 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
5462 Uros Bizjak <ubizjak@gmail.com>
5463 Jakub Jelinek <jakub@redhat.com>
5467 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
5468 (vt_finalize): ... here instead, if needed.
5470 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
5475 * dce.c (word_dce_process_block): Check whether inserting debug
5476 temps are needed even for needed insns.
5477 (dce_process_block): Likewise.
5478 * df-problems.c (dead_debug_add): Add comment about multi-regs.
5479 (dead_debug_insert_temp): Likewise. Don't subreg when we're
5480 setting fewer regs than a multi-reg requires.
5482 2012-06-27 Richard Henderson <rth@redhat.com>
5484 * config/alpha/alpha.c (alpha_dimode_u): New.
5485 (alpha_init_builtins): Initialize it, and use it.
5486 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
5487 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
5488 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
5489 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
5490 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
5491 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
5492 (alpha_fold_builtin_ctpop): Likewise.
5493 (alpha_fold_builtin_umulh): Remove.
5494 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
5495 typo in MAX_ARGS check.
5497 2012-06-27 Richard Henderson <rth@redhat.com>
5499 * tree.def (MULT_HIGHPART_EXPR): New.
5500 * cfgexpand.c (expand_debug_expr): Ignore it.
5501 * expr.c (expand_expr_real_2): Handle it.
5502 * fold-const.c (int_const_binop_1): Likewise.
5503 * optabs.c (optab_for_tree_code): Likewise.
5504 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
5505 * tree-inline.c (estimate_operator_cost): Likewise.
5506 * tree-pretty-print.c (dump_generic_node): Likewise.
5507 (op_code_prio, op_symbol_code): Likewise.
5508 * tree.c (commutative_tree_code): Likewise. Also handle
5509 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
5511 2012-06-27 Richard Henderson <rth@redhat.com>
5514 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
5515 in 2012-06-23 change. Adjust two other DImode tests as well.
5517 2012-06-27 Nick Clifton <nickc@redhat.com>
5519 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
5522 2012-06-27 Richard Guenther <rguenther@suse.de>
5525 * tree-chrec.c (chrec_convert_1): Represent truncation to
5526 a type with undefined overflow as truncation to an unsigned
5527 type converted to the type with undefined overflow.
5528 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
5529 the scalar evolution of a truncated widened operation avoid
5530 looking at the non-existing evolution of the widened operation
5533 2012-06-27 Richard Guenther <rguenther@suse.de>
5535 PR tree-optimization/53774
5536 * tree-ssa-reassoc.c (get_rank): All default defs have
5538 (init_reassoc): Precompute rank for all SSA default defs.
5540 2012-06-27 Nick Clifton <nickc@redhat.com>
5542 * config/rx/rx.md (simple_return): Use the simple_return rtx.
5544 2012-06-26 Richard Henderson <rth@redhat.com>
5546 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
5547 and don't fall thru from standard_80387_constant_p to the memory
5550 2012-06-26 Richard Henderson <rth@redhat.com>
5552 * config/i386/i386.c (bdesc_args): Update. Change
5553 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
5554 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
5555 (ix86_builtin_mul_widen_even): Use it.
5556 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
5557 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
5558 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
5560 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
5561 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
5562 (vec_widen_smult_even_v4si): New.
5564 2012-06-26 Richard Henderson <rth@redhat.com>
5566 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
5567 to expander; move guts to ...
5568 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
5569 highparts before shifting up.
5570 * config/i386/i386-protos.h: Update.
5572 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5574 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
5575 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
5576 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
5578 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
5580 * var-tracking.c (vt_add_function_parameter): Use a preserved
5581 VALUE for the MEM address of an incoming parameter.
5583 2012-06-26 Sterling Augustine <saugustine@google.com>
5585 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
5586 (prune_unused_types): Likewise.
5588 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5590 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5591 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
5592 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5593 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
5594 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
5595 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
5596 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
5597 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
5598 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
5600 * doc/tm.texi: Regenerate.
5601 * doc/cpp.texi: Make example for #error generic.
5602 * config/frv/frv.h: Fix example text to match tm.texi.
5604 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
5606 * tree-pass.h (pass_strength_reduction): New decl.
5607 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
5608 (finalize_costs): Likewise.
5609 * timevar.def (TV_TREE_SLSR): New timevar.
5610 * gimple-ssa-strength-reduction.c: New.
5611 * tree-flow.h (initialize_costs): New decl.
5612 (finalize_costs): Likewise.
5613 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
5614 * passes.c (init_optimization_passes): Add pass_strength_reduction.
5616 2012-06-26 Matt Turner <mattst88@gmail.com>
5618 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
5619 (__builtin_arm_tinsrh): Likewise.
5620 (__builtin_arm_tinsrw): Likewise.
5621 (__builtin_arm_wsadb): Add missing v2si parameter.
5622 (__builtin_arm_wsadh): Likewise.
5623 (__builtin_arm_getwcx): Delete.
5624 (__builtin_arm_setwcx): Delete.
5625 (__builtin_arm_getwcgr0): Add.
5626 (__builtin_arm_getwcgr1): Add.
5627 (__builtin_arm_getwcgr2): Add.
5628 (__builtin_arm_getwcgr3): Add.
5629 (__builtin_arm_setwcgr0): Add.
5630 (__builtin_arm_setwcgr1): Add.
5631 (__builtin_arm_setwcgr2): Add.
5632 (__builtin_arm_setwcgr3): Add.
5634 2012-06-26 Richard Guenther <rguenther@suse.de>
5637 2012-06-21 Richard Guenther <rguenther@suse.de>
5639 * tree-inline.c (estimate_num_insns): Estimate call cost for
5642 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5645 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
5646 * doc/tm.texi: Regenerate.
5648 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5651 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
5652 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
5653 * doc/tm.texi.in: Remove documentation for unused target macros
5654 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
5655 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
5656 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
5657 TARGET_NARROW_VOLATILE_BITFIELDS.
5658 Document that MD_HANDLE_UNWABI is a macro in libgcc.
5659 * doc/tm.texi: Regenerate.
5660 * system.h: Poison target macros
5661 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
5662 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
5663 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
5664 TARGET_NARROW_VOLATILE_BITFIELDS
5666 2012-06-26 Jan Hubicka <jh@suse.cz>
5669 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
5672 2012-06-26 Dehao Chen <dehao@google.com>
5674 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
5675 source location is consistant with the call stmt.
5677 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5679 PR tree-optimization/53729
5680 PR tree-optimization/53636
5681 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
5682 vect_verify_datarefs_alignment until after statements have
5683 been marked as relevant/irrelevant.
5684 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
5685 Skip irrelevant statements.
5686 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
5687 instead of STMT_VINFO_RELEVANT.
5688 (vect_get_data_access_cost): Do not check for supportable
5689 alignment before calling vect_get_load_cost/vect_get_store_cost.
5690 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
5691 handling unsupported alignment.
5692 (vect_get_load_cost): Likewise.
5694 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
5696 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
5697 Do not define JMP_BUF_SIZE.
5699 2012-06-26 Jakub Jelinek <jakub@redhat.com>
5701 PR tree-optimization/53748
5702 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
5703 if arg0/arg1 have integral or pointer types.
5705 2012-06-25 Richard Henderson <rth@redhat.com>
5707 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
5708 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
5709 (sdot_prodv4si): New; handle only XOP.
5711 2012-06-25 Richard Henderson <rth@redhat.com>
5713 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
5714 (V2UDI_FUNC_V4USI_V4USI): New.
5715 (V4UDI_FUNC_V8USI_V8USI): New.
5716 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
5717 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
5718 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
5719 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
5720 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
5721 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
5722 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
5723 (bdesc_args): Add them.
5724 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
5725 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
5726 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
5727 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
5728 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
5730 2012-06-25 Richard Henderson <rth@redhat.com>
5732 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
5734 2012-06-25 Richard Henderson <rth@redhat.com>
5736 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
5738 (ix86_expand_vec_interleave): New.
5739 (ix86_expand_mul_widen_evenodd): New.
5740 (ix86_expand_mul_widen_hilo): New.
5741 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
5742 * config/i386/i386.md (u_bool) New code attr.
5743 * config/i386/predicates.md
5744 (nonimmediate_or_const_vector_operand): Remove.
5745 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
5746 both AVX and SSE4_1.
5747 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
5748 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
5749 (vec_widen<s>mult_hi_v8si): Remove.
5750 (vec_widen<s>mult_lo_v8si): Remove.
5751 (vec_widen_smult_hi_v4si): Remove.
5752 (vec_widen_smult_lo_v4si): Remove.
5753 (vec_widen_umult_hi_v4si): Remove.
5754 (vec_widen_umult_lo_v4si): Remove.
5755 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
5756 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
5757 * config/i386/i386-protos.h: Update.
5759 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
5761 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
5762 (neon_vld1_dup): Restrict to VQ operands.
5763 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
5765 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5766 James Greenhalgh <james.greenhalgh@arm.com>
5768 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
5769 (TARGET_FMA): New macro.
5770 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
5771 (TARGET_ARM_ARCH): Likewise.
5772 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
5773 (TARGET_V6M, TARGET_V7M): Likewise.
5774 (TARGET_ARM_ARCH_PROFILE): Likewise.
5775 (TARGET_ARM_FEATURE_LDREX): Likewise.
5776 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
5777 (ARM_MIN_ENUM_SIZE): Likewise.
5778 * config/arm/arm.c (arm_file_start): Refactor appropriately.
5779 (base_architecture): New enumeration.
5780 (arm_base_arch): New global variable.
5781 (processors): Add field base_arch.
5782 (ARM_ARCH, ARM_CORE): Adjust accordingly.
5783 (arm_option_override): Add initialization of arm_base_arch.
5784 * doc/cpp.texi (system-specific predefined macros.): Change.
5786 2012-06-25 Jakub Jelinek <jakub@redhat.com>
5789 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
5790 of x x x in the vmovlps load alternative.
5792 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
5795 * df.h (dead_debug_add): Remove third argument.
5796 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
5797 REG that we want to replace instead.
5798 (dead_debug_insert_temp): Use the REGNO of the reg that we want
5799 to replace instead of DF_REF_REGNO. Require there to always be
5800 at least one such use. Check for cases where the same location
5801 has more than df_ref associated with it.
5802 (df_note_bb_compute): Remove third dead_debug_add argument.
5803 * dce.c (word_dce_process_block): Likewise.
5805 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
5807 * config/v850/v850.c: Remove redundant extern declarations for
5808 last_assemble_variable_decl and size_directive_output.
5810 * doc/tm.texi.in: Document JMP_BUF_SIZE.
5811 * doc/tm.texi: Regenerate.
5812 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
5813 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
5814 * config/stormy16/stormy16.h: Likewise.
5816 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
5818 * doc/sourcebuild.texi: Add missing subdirectories.
5820 2012-06-25 Tristan Gingold <gingold@adacore.com>
5822 * config/i386/i386.h: Fix typo.
5824 2012-06-25 Tristan Gingold <gingold@adacore.com>
5826 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
5827 (seh_cfa_adjust_cfa): ... that function.
5828 (seh_emit_stackalloc): Do not emit out of range values.
5829 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
5830 UNSPEC_DEF_CFA constants.
5831 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
5832 * config/i386/i386.c (ix86_frame_pointer_required): Required
5833 for very large frames on SEH target.
5834 (ix86_compute_frame_layout): Save area is before frame pointer
5835 on SEH target. Handle very large frames.
5836 (ix86_expand_prologue): Likewise.
5838 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
5840 * output.h: (current_function_is_leaf,
5841 current_function_sp_is_unchanging,
5842 current_function_uses_only_leaf_regs): Remove.
5843 * function.c (current_function_is_leaf,
5844 current_function_sp_is_unchanging,
5845 current_function_uses_only_leaf_regs): Remove.
5846 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
5847 instead of current_function_uses_only_leaf_regs.
5848 * function.h (struct rtl_data): New fields sp_is_unchanging,
5849 is_leaf, uses_only_leaf_regs.
5850 * resource.c (init_resource_info): Replace current_function_is_leaf,
5851 current_function_sp_is_unchanging, and
5852 current_function_uses_only_leaf_regs with new crtl fields.
5853 * sdbout.c (sdbout_symbol): Likewise.
5854 * df-core.c (rest_of_handle_df_initialize): Likewise.
5855 * ira.c (ira): Likewise.
5856 * final.c (final_start_function): Likewise.
5857 * reorg.c (fill_simple_delay_slots): Likewise.
5858 * regrename.c (check_new_reg_p): Likewise.
5859 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
5860 (notice_stack_pointer_modification): Likewise.
5861 * dbxout.c (dbxout_symbol): Likewise.
5862 (dbxout_parms): Likewise.
5863 * sel-sched.c (init_regs_for_mode): Likewise.
5864 * dwarf2out.c (dbx_reg_number): Likewise.
5865 (multiple_reg_loc_descriptor): Likewise.
5866 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
5867 (gen_pop): Likewise.
5868 (ix86_select_alt_pic_regnum): Likewise.
5869 (ix86_compute_frame_layout): Likewise.
5870 (ix86_finalize_stack_realign_flags): Likewise.
5871 (ix86_expand_epilogue): Likewise.
5872 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
5873 * config/h8300/h8300.c (byte_reg): Likewise.
5874 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
5875 (c6x_save_reg): Likewise.
5876 (c6x_compute_frame_layout): Likewise.
5877 * config/pa/pa.c (pa_compute_frame_size): Likewise.
5878 (pa_output_function_prologue): Likewise.
5879 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
5880 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
5881 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
5882 (sparc_expand_prologue): Likewise.
5883 (sparc_flat_expand_prologue): Likewise.
5884 (sparc_asm_function_prologue): Likewise.
5885 (sparc_output_mi_thunk): Likewise.
5886 (sparc_frame_pointer_required): Likewise.
5887 * config/epiphany/epiphany.c (epiphany_compute_function_type):
5889 (epiphany_compute_frame_size): Likewise.
5890 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
5891 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
5892 (cris_frame_pointer_required): Likewise.
5893 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
5894 (tilepro_current_function_is_leaf): Likewise.
5895 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
5896 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5897 * config/ia64/ia64.c (find_gr_spill): Likewise.
5898 (ia64_compute_frame_size): Likewise.
5899 (ia64_can_eliminate): Likewise.
5900 (ia64_initial_elimination_offset): Likewise.
5901 * config/m68k/m68k.c (m68k_save_reg): Likewise.
5902 (m68k_expand_epilogue): Likewise.
5903 * config/rx/rx.c (rx_get_stack_layout): Likewise.
5904 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
5905 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
5907 (picochip_output_frame_debug): Likewise.
5908 * config/sh/sh.c (sh_media_register_for_return): Likewise.
5909 (sh_allocate_initial_value): Likewise.
5910 (sh_output_mi_thunk): Likewise.
5911 * config/microblaze/microblaze.c (microblaze_must_save_register):
5913 (compute_frame_size): Likewise.
5914 (microblaze_initial_elimination_offset): Likewise.
5915 (microblaze_expand_prologue): Likewise.
5916 (microblaze_expand_epilogue): Likewise.
5917 * config/frv/frv.c (frv_expand_epilogue): Likewise.
5918 (frv_frame_pointer_required): Likewise.
5919 * config/spu/spu.c (get_pic_reg): Likewise.
5920 (direct_return): Likewise.
5921 (spu_expand_prologue): Likewise.
5922 (spu_expand_epilogue): Likewise.
5923 (spu_initial_elimination_offset): Likewise.
5924 * config/mips/mips.c (mips_global_pointer): Likewise.
5925 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5926 (mips_compute_frame_info): Likewise.
5927 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
5928 (mep_reload_pointer): Likewise.
5929 * config/rl78/rl78.c (need_to_save): Likewise.
5930 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
5931 * config/score/score.c (score_compute_frame_size): Likewise.
5932 (score_function_prologue): Likewise.
5933 * config/bfin/bfin.c (must_save_p): Likewise.
5934 (expand_prologue_reg_save): Likewise.
5935 (expand_epilogue_reg_restore): Likewise.
5936 (bfin_frame_pointer_required): Likewise.
5937 (n_regs_saved_by_prologue): Likewise.
5938 (add_to_reg): Likewise.
5939 (expand_interrupt_handler_prologue): Likewise.
5940 (expand_interrupt_handler_epilogue): Likewise.
5941 (bfin_expand_prologue): Likewise.
5942 * config/avr/avr.c (avr_regs_to_save): Likewise.
5943 (avr_prologue_setup_frame): Likewise.
5944 (expand_epilogue): Likewise.
5945 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
5946 (s390_register_info): Likewise.
5947 (s390_frame_info): Likewise.
5948 (s390_init_frame_layout): Likewise.
5949 (s390_emit_prologue): Likewise.
5952 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
5954 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
5955 * vmsdbgout: Do not undefine it if defined.
5956 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
5957 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
5958 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
5960 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
5962 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
5964 2012-06-23 Richard Henderson <rth@redhat.com>
5967 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
5968 V*QImode shifts and multiply.
5969 (ix86_expand_vecop_qihi): Support shifts.
5970 * config/i386/i386.md (any_shift): New code iterator.
5971 * config/i386/sse.md (ashlv16qi3): Merge ...
5972 (<any_shiftrt>v16qi3): ... into ...
5973 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
5974 to support SSE and AVX.
5976 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
5977 parameter into src and dest.
5978 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
5979 (vec_unpacks_hi_<V124_AVX2>): Likewise.
5980 (vec_unpacku_lo_<V124_AVX2>): Likewise.
5981 (vec_unpacks_lo_<V124_AVX2>): Likewise.
5982 * config/i386/i386-protos.h: Update.
5984 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
5985 pure expander; move expansion code ...
5986 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
5987 * config/i386/i386-protos.h: Update.
5989 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
5991 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
5992 (popcntb<mode>2): Add attribute type popcnt.
5993 (popcntd<mode>2): Ditto.
5994 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
5995 * config/rs6000/power5.md (define_insn_reservation): Ditto.
5996 * config/rs6000/power7.md (define_insn_reservation): Ditto.
5997 * config/rs6000/476.md (define_insn_reservation): Ditto.
5998 * config/rs6000/power6.md (define_insn_reservation): New
5999 reservation for popcnt instructions.
6001 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
6003 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
6005 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
6008 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
6010 * config/i386/i386.c (ix86_option_override_internal): Allow
6011 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
6013 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
6016 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
6018 * double-int.c (double_int_multiple_of): New function.
6019 * double-int.h (double_int_multiple_of): New decl.
6020 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
6021 (mbc_entry_hash): New forward decl.
6022 (mbc_entry_eq): Likewise.
6023 (zero_cost): Change to no_cost.
6024 (mult_costs): New static var.
6025 (cost_tables_exist): Likewise.
6026 (initialize_costs): New function.
6027 (finalize_costs): Likewise.
6028 (tree_ssa_iv_optimize_init): Call initialize_costs.
6029 (add_cost): Change to add_regs_cost; distinguish costs by speed.
6030 (multiply_regs_cost): New function.
6031 (add_const_cost): Likewise.
6032 (extend_or_trunc_reg_cost): Likewise.
6033 (negate_reg_cost): Likewise.
6034 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
6036 (get_address_cost): Change add_cost to add_regs_cost; change
6037 multiply_by_cost to multiply_by_const_cost.
6038 (force_expr_to_var_cost): Change zero_cost to no_cost; change
6039 add_cost to add_regs_cost; change multiply_by_cost to
6040 multiply_by_const_cost.
6041 (split_cost): Change zero_cost to no_cost.
6042 (ptr_difference_cost): Likewise.
6043 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
6044 to multiply_by_const_cost.
6045 (get_computation_cost_at): Change add_cost to add_regs_cost; change
6046 multiply_by_cost to multiply_by_const_cost.
6047 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
6048 (determine_iv_cost): Change add_cost to add_regs_cost.
6049 (iv_ca_new): Change zero_cost to no_cost.
6050 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
6051 * tree-ssa-address.c (most_expensive_mult_to_index): Change
6052 multiply_by_cost to multiply_by_const_cost.
6053 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
6054 (add_regs_cost): New decl.
6055 (multiply_regs_cost): Likewise.
6056 (add_const_cost): Likewise.
6057 (extend_or_trunc_reg_cost): Likewise.
6058 (negate_reg_cost): Likewise.
6060 2012-06-22 Richard Guenther <rguenther@suse.de>
6062 Merge from graphite branch
6063 2011-08-10 Sebastian Pop <sebpop@gmail.com>
6065 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
6067 2012-01-13 Tobias Grosser <tobias@grosser.es>
6069 * tree-flow.h (parallelized_function_p): Declare.
6070 * tree-parloops.c (parallelized_function_p): Export.
6071 * graphite.c (graphite_transform_loops): Do not run graphite on
6072 already parallel functions.
6074 2012-06-22 Alan Modra <amodra@gmail.com>
6076 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
6077 return mem. Convert to indirect addressing if not indirect or
6078 indexed. Adjust all callers.
6080 2012-06-22 Richard Guenther <rguenther@suse.de>
6082 * gcov-iov.c: Include bconfig.h and system.h.
6084 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
6086 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
6088 2012-06-22 Richard Guenther <rguenther@suse.de>
6090 PR gcov-profile/53744
6091 * gcov-iov.c (main): Treat "" and "prerelease" the same.
6093 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
6096 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
6097 for GNU Fortran if in strict DWARF2 mode.
6099 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
6101 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
6102 DECL_IGNORED_P non-reg vars even if they are used.
6104 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6108 * var-tracking.c (vt_get_canonicalize_base): New.
6109 (vt_canonicalize_addr, vt_stack_offset_p): New.
6110 (vt_canon_true_dep): New.
6111 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
6112 (clobber_overlaping_mems): Use vt_canonicalize_addr.
6114 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6118 * var-tracking.c (vt_initialize): Record initial offset between
6119 arg pointer and stack pointer.
6121 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6125 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
6128 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6132 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
6134 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6136 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
6138 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6141 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
6143 2012-06-21 Meador Inge <meadori@codesourcery.com>
6146 * c-decl.c (c_push_function_context): Restore the behavior to reuse
6147 the language function allocated for -Wunused-local-typedefs.
6148 (c_pop_function_context): If necessary, clear the language function
6149 created in c_push_function_context. Always clear out the
6150 x_cur_stmt_list field of the restored language function.
6152 2012-06-21 Sterling Augustine <saugustine@google.com>
6153 Cary Coutant <ccoutant@google.com>
6155 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
6156 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
6157 (comdat_type_struct): New field 'skeleton_die'.
6158 (breakout_comdat_types): Update it.
6159 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
6160 is_namespace_die. Fix minor style violation. Call want_pubnames.
6161 (add_pubname_string): Call want_pubnames.
6162 (add_pubtype): Rework logic for calculating type name. Call
6163 is_namespace_die. Call want_pubnames.
6164 (output_pubnames): Move conditional logic deciding when to produce the
6165 section from dwarf2out_finish. Use new skeleton_die field.
6166 (base_type_die): Call add_pubtype.
6167 (gen_enumeration_type_die): Unconditionally call add_pubtype.
6168 (gen_subprogram_die): Adjust calls to add_pubname.
6169 (gen_namespace_die): Call add_pubname_string.
6170 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
6171 produce pubnames and pubtypes sections to output_pubnames.
6172 * common.opt (-gpubnames): New option.
6173 * doc/invoke.texi: Document it.
6175 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
6177 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
6179 2012-06-21 Michael Matz <matz@suse.de>
6182 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
6185 2012-06-21 Richard Guenther <rguenther@suse.de>
6187 * tree-inline.c (estimate_num_insns): Estimate call cost for
6190 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
6192 * tree.h (DECL_SOURCE_COLUMN): New accessor.
6194 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6196 * config/i386/i386.md (SINCOS): New int iterator.
6197 (sincos): New int attribute.
6198 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
6199 SINCOS int iterator.
6200 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
6201 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
6203 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6205 * config/i386/i386.md (RDFSGSBASE): New int iterator.
6206 (WRFSGSBASE): Ditto.
6207 (fsgs): New int attribute.
6208 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
6209 RDFSGSBASE int iterator.
6210 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
6211 WRFSGSBASE int iterator.
6213 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6215 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
6216 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
6217 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
6218 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
6221 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
6223 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
6225 2012-06-20 Richard Guenther <rguenther@suse.de>
6227 PR tree-optimization/30318
6228 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
6230 (range_int_cst_singleton_p): But explicitely here.
6231 (zero_nonzero_bits_from_vr): And here.
6232 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
6233 to cover all cases we can perform arbitrary precision
6234 arithmetic with double-ints.
6235 (intersect_ranges): Handle adjacent anti-ranges.
6237 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6239 * config/i386/i386.md (rounding_insn): New int attribute.
6240 (<rounding_insn>xf2): Macroize insn from
6241 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
6242 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
6244 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6246 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
6247 (ieee_maxmin): New int attribute.
6248 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
6249 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
6251 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
6253 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
6254 * config/arm/arm.c: Do not include c-pragma.h.
6255 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
6256 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
6257 to arm_emit_eabi_attribute.
6258 * arm-c.c: Do not include output.h.
6259 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
6260 call to arm_emit_eabi_attribute.
6261 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
6263 2012-06-20 Richard Guenther <rguenther@suse.de>
6265 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
6266 Allow adjusting alignment of user-aligned decls again.
6268 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
6270 * config/rl78/rl78-c.c: Remove unnecessary includes.
6272 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
6274 * config/cris/cris.c: Include cgraph.h.
6275 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
6277 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
6279 * emit-rtl.c (need_atomic_barrier_p): New function.
6280 * emit-rtl.h (need_atomic_barrier_p): Declare it.
6281 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
6282 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
6283 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
6284 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
6285 (mips_process_sync_loop): Use generic version instead.
6287 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
6289 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
6292 2012-06-19 Tom de Vries <vries@codesourcery.com>
6293 Maxim Kuvyrkov <maxim@codesourcery.com>
6295 * config/mips/constraints.md (ZR): New constraint.
6296 * config/mips/predicates.md (mem_noofs_operand): New predicate.
6297 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
6298 * config/mips/mips.h (TARGET_XLP): Define.
6299 (TARGET_SYNC_AFTER_SC): Update.
6300 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
6301 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
6302 XLP-specific swap and ldadd patterns.
6303 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
6305 2012-06-19 Tom de Vries <vries@codesourcery.com>
6306 Maxim Kuvyrkov <maxim@codesourcery.com>
6308 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
6309 (mips_emit_post_atomic_barrier_p): New static functions.
6310 (mips_process_sync_loop): Use them. Emit sync memory barriers in
6311 accordance with memory model semantics. Add return of CMP result for
6313 * config/mips/mips.md: Update comment.
6314 (sync_cmp): New attribute.
6315 (sync_memmodel): New attribute replacing sync_release_barrier.
6316 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
6317 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
6318 (sync_lock_test_and_set, test_and_set_12): Update.
6319 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
6320 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
6322 2012-06-19 Joseph Myers <joseph@codesourcery.com>
6324 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
6325 mov_si<mode>_e500_subreg0.
6326 (*mov_si<mode>_e500_subreg0_elf_low)
6327 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
6329 2012-06-19 Richard Henderson <rth@redhat.com>
6331 * config/alpha/alpha.c: Include params.h.
6332 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
6333 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
6335 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
6337 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
6338 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
6339 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
6341 * doc/tm.texi: Regenerate.
6342 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
6344 * config/darwin-c.c: Include target.h.
6345 (darwin_objc_declare_unresolved_class_reference): New function.
6346 (darwin_objc_declare_class_definition): New function.
6347 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
6348 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
6350 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
6352 * target.def (output_ident): New hook.
6353 * targhooks.h (default_asm_output_ident_directive): Add prototype.
6354 * varasm.c (assemble_asm): Only prefix a tab if the string does not
6355 already start with one.
6356 (default_asm_output_ident_directive): New function to emit
6357 .ident as a top-level asm node while parsing, or directly to
6358 asm_out_file after parsing.
6359 * toplev.c (compile_file): Print a GCC .ident with
6360 targetm.asm_out.output_ident.
6361 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
6362 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
6363 * doc/tm.texi: Update.
6365 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
6366 (TARGET_ASM_OUTPUT_IDENT): Define.
6367 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
6368 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
6369 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
6370 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
6371 (TARGET_ASM_OUTPUT_IDENT): Define.
6372 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
6373 (TARGET_ASM_OUTPUT_IDENT): Define.
6375 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
6376 * config/cris/cris.c (cris_asm_output_ident): New function.
6377 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
6379 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
6381 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
6382 (microblaze_asm_output_ident): Rewrite to work similar to
6383 default_asm_output_ident_directive for front-end .idents.
6384 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
6385 (TARGET_ASM_OUTPUT_IDENT): Define.
6387 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
6388 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
6390 * config/rx/rx.c: Include cgraph.h for add_asm_node.
6391 (rx_asm_output_ident): New function, similar to
6392 default_asm_output_ident_directive, but handle AS100 syntax also, so
6393 that #ident also works for rx in AS100 syntax.
6394 (TARGET_ASM_OUTPUT_IDENT): Define.
6395 * config/rx/rx.h (IDENT_ASM_OP): Remove.
6397 * Makefile.in: Fix dependencies for c-family/c-lex.o.
6399 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
6401 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
6402 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
6404 (*fist<mode>2_<rounding>_1): Macroize insn from
6405 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
6406 (fistdi2_<rounding>): Macroize insn from
6407 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
6408 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
6409 corresponding splitters from fistdi2_{floor,ceil} and corresponding
6410 splitters using FIST_ROUNDING int iterator.
6411 (fist<mode>2_<rounding>): Macroize insn from
6412 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
6413 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
6414 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
6415 splitters using FIST_ROUNDING int iterator.
6416 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
6417 using FIST_ROUNDING int iterator.
6419 2012-06-19 Richard Henderson <rth@redhat.com>
6421 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
6422 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
6423 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
6424 * config/i386/sse.md (sse2_mulv4si3): Delete.
6425 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
6426 nonimmediate_or_const_vector_operand.
6428 2012-06-19 Richard Henderson <rth@redhat.com>
6430 * expmed.c (struct init_expmed_rtl): Split ...
6431 (init_expmed_one_mode): ... out of ...
6432 (init_expmed): ... here. Initialize integer vector modes also.
6433 (synth_mult): Handle integer vector modes.
6434 (choose_mult_variant): Likewise.
6435 (expand_mult_const): Likewise.
6436 (expand_mult): Likewise.
6437 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
6439 2012-06-19 Richard Henderson <rth@redhat.com>
6441 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
6442 integral vector modes.
6444 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
6446 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
6447 (rounding): New int attribute.
6449 (frndintxf2_<rounding>): Macroize insn from
6450 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
6451 (frndintxf2_<rounding>_i387): Macroize insn from
6452 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
6454 2012-06-19 Richard Guenther <rguenther@suse.de>
6456 * tree-vrp.c (union_ranges): New function.
6457 (vrp_meet_1): Use union_ranges.
6458 (vrp_meet): Dump what we union and call vrp_meet_1.
6460 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
6462 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
6463 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
6464 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
6465 (attr write_conflict, attr core_cycles): Update.
6466 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
6468 2012-06-19 Richard Guenther <rguenther@suse.de>
6470 * tree-vrp.c (intersect_ranges): Handle more cases.
6471 (vrp_intersect_ranges): Dump what we intersect and call ...
6472 (vrp_intersect_ranges_1): ... this.
6474 2012-06-19 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/53708
6477 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
6478 user-supplied alignment and alignment of decls with the used
6481 2012-06-18 Lawrence Crowl <crowl@google.com>
6483 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
6484 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
6485 (TV_PHASE_STREAM_IN): New.
6486 (TV_PHASE_STREAM_OUT): New.
6487 * timevar.c (validate_phases): New.
6488 (timevar_print): Call validate_phases.
6489 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
6490 to TV_PHASE_OPT_GEN.
6491 * langhooks.c (write_global_declarations): Rename use of
6492 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
6493 TV_PHASE_CHECK_DBGINFO.
6494 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
6495 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
6496 lang_hooks.decls.final_write_globals.
6498 2012-06-18 David Edelshn <dje.gcc@gmail.com>
6500 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
6502 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
6505 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
6506 (*sse4_2_pcmpistr_unaligned): New.
6508 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6509 Sameera Deshpande <sameera.deshpande@arm.com>
6510 Greta Yorsh <greta.yorsh@arm.com>
6512 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
6513 * config/arm/arm.c (print_multi_reg): Remove.
6514 (vfp_output_fldmd): Likewise.
6515 (arm_output_epilogue): Likewise.
6516 * config/arm/arm.md (epilogue_insns): Update condition and code.
6518 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6519 Sameera Deshpande <sameera.deshpande@arm.com>
6520 Greta Yorsh <greta.yorsh@arm.com>
6522 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
6523 * config/arm/arm.c (thumb2_expand_return): New function.
6524 * config/arm/arm.md (return): Update condition and code.
6526 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6527 Sameera Deshpande <sameera.deshpande@arm.com>
6528 Greta Yorsh <greta.yorsh@arm.com>
6530 * config/arm/arm-protos.h (output_return_instruction): New parameter
6531 and int to bool change of parameter types.
6532 * config/arm/arm.c (output_return_instruction): Likewise.
6533 * config/arm/arm.md (arm_simple_return): New pattern.
6534 (arm_return, cond_return, cond_return_inverted): Add new arguments.
6535 * config/arm/thumb2.md (thumb2_return): Update condition and code.
6537 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6538 Sameera Deshpande <sameera.deshpande@arm.com>
6539 Greta Yorsh <greta.yorsh@arm.com>
6541 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
6542 * config/arm/arm.c (arm_expand_epilogue): New function.
6543 * config/arm/arm.md (epilogue): Update condition and code.
6544 (sibcall_epilogue): Likewise.
6546 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6547 Sameera Deshpande <sameera.deshpande@arm.com>
6548 Greta Yorsh <greta.yorsh@arm.com>
6550 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
6551 * config/arm/arm.md (arm_addsi3) Add an alternative.
6553 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6554 Sameera Deshpande <sameera.deshpande@arm.com>
6555 Greta Yorsh <greta.yorsh@arm.com>
6557 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
6558 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
6559 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
6561 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6562 Sameera Deshpande <sameera.deshpande@arm.com>
6563 Greta Yorsh <greta.yorsh@arm.com>
6565 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
6566 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
6567 (pop_multiple_with_return, ldr_with_return) Likewise.
6568 * config/arm/predicates.md (pop_multiple_return) New special predicate.
6569 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
6570 * config/arm/arm.c (arm_output_multireg_pop) New function.
6571 (arm_emit_multi_reg_pop): New function.
6573 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
6575 * config/arm/arm.c (ldm_stm_operation_p): Require SP
6576 as base register for loads if SP is in the register list.
6578 2012-06-18 Richard Guenther <rguenther@suse.de>
6580 PR tree-optimization/53693
6581 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
6582 Reject operands with more than one use.
6584 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
6586 PR tree-optimization/53703
6587 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
6588 correctly set bb_for_def[12].
6590 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
6592 * config/vax/vax.h (VMS_TARGET): Remove.
6594 2012-06-18 Richard Guenther <rguenther@suse.de>
6596 * tree-vrp.c (extract_range_from_assert): Split out range
6598 (intersect_ranges): New function.
6599 (vrp_intersect_ranges): Likewise.
6601 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6603 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
6606 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
6608 * doc/md.texi: Document int iterators.
6609 * read-rtl.c (ints): New iterator group.
6610 (find_int): Int iterator group callback.
6611 (apply_int_iterator): Likewise.
6612 (apply_iterators): Traverse int iterator table and add all the used
6614 (initialize_iterators): Initialize data structures and callbacks for
6616 (read_rtx): Parse and read mappings for int iterators.
6617 (read_rtx_code): Record int iterator usage.
6619 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
6622 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
6623 performing an addition.
6625 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6627 * output.h (split_double): Move prototype to rtl.h.
6628 (constructor_static_from_elts_p): Move prototype to tree.c.
6629 * rtl.h (split_double): Moved here from output.h.
6630 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
6631 * final.c (split_double): Move from here ...
6632 * rtlanal.c (split_double): ... to here.
6633 * expr.c: Do not include output.h.
6635 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6637 * cfglayout.h: Remove.
6638 * cfglayout.c: Remove.
6639 * function.h (struct function): Remove x_last_location field.
6640 * function.c: Do not include cfglayout.h.
6641 (expand_function_start): Do not call no-op force_next_line_note.
6642 (expand_function_end): Likewise.
6643 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
6644 (unlink_insn_chain): Moved here from cfglayout.c.
6645 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
6646 into_cfg_layout_mode, outof_cfg_layout_mode,
6647 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
6648 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
6649 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
6650 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
6651 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
6652 cfg_layout_finalize): Likewise.
6653 (rtl_can_remove_branch_p): Likewise.
6654 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
6655 (duplicate_insn_chain): Likewise.
6656 (force_next_line_note): Remove prototype.
6657 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
6658 (last_location): Remove #define to emit.x_last_location.
6659 (force_next_line_note): Remove no-op function.
6660 (init_emit): Don't set x_last_location.
6661 (block_locators_locs, block_locators_blocks, locations_locators_locs,
6662 locations_locators_vals, prologue_locator, epilogue_locator,
6663 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6664 Move POD to here from cfglayout.c.
6665 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
6666 set_curr_insn_source_location, get_curr_insn_source_location,
6667 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
6668 locator_scope, insn_scope, locator_location, locator_line, insn_line,
6669 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
6670 * cfghooks.h: Remove double-include protection.
6671 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
6672 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
6673 * final.c: Do not include cfglayout.h.
6674 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
6675 (reemit_insn_block_notes): Likewise. Make static.
6676 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
6677 operation_could_trap_p, tree_could_throw_p): Move from here...
6678 * tree.h: ... to here.
6679 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
6680 * profile.c: Do not include cfghooks.h.
6681 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
6682 * modulo-sched.c: Likewise.
6683 * loop-unswitch.c: Do not include cfglayout.h.
6684 * sched-ebb.c: Likewise.
6685 * tracer.c: Likewise.
6687 * tree-vect-loop-manip.c: Likewise.
6688 * loop-init.c: Likewise.
6689 * dwarf2out.c: Likewise.
6690 * hw-doloop.c: Likewise.
6691 * loop-unroll.c: Likewise.
6692 * cfgcleanup.c: Likewise.
6693 * bb-reorder.c: Likewise.
6694 * sched-rgn.c: Likewise.
6695 * tree-cfg.c: Likewise.
6696 * config/alpha/alpha.c: Likewise.
6697 * config/spu/spu.c: Likewise.
6698 * config/sparc/sparc.c: Likewise.
6699 * config/sh/sh.c: Likewise.
6700 * config/c6x/c6x.c: Likewise.
6701 * config/ia64/ia64.c: Likewise.
6702 * config/rs6000/rs6000.c: Likewise.
6703 * config/score/score.c: Likewise.
6704 * config/mips/mips.c: Likewise.
6705 * config/bfin/bfin.c: Likewise.
6706 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
6707 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
6708 * config/spu/t-spu-elf (spu.o: $): Likewise.
6709 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
6711 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6713 * cfgloop.h: Do not include rtl.h.
6714 (enum iv_extend_code): New.
6715 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
6716 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
6717 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
6718 an IV_EXTEND_CODE to an RTX_CODE.
6719 (dump_iv_info): Update for rtx_iv field type change.
6720 (iv_constant): Likewise.
6721 (iv_subreg): Likewise.
6722 (iv_extend): Likewise.
6725 (iv_mult): Likewise.
6726 (iv_shift): Likewise.
6727 (get_biv_step_1): Likewise.
6728 (get_biv_step): Likewise.
6729 (iv_analyze_biv): Likewise.
6730 (get_iv_value): Likewise.
6731 (shorten_into_mode): Likewise.
6732 (canonicalize_iv_subregs): Likewise.
6733 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
6734 of MAY_HAVE_DEBUG_INSNS.
6735 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
6736 * tree-ssa-loop-prefetch.c: Likewise.
6738 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6740 * expmed.c (ceil_log2): Move from here...
6741 * hwint.c: ... to here for older GCCs...
6742 * hwint.h: ... and here for newer GCCs.
6743 * rtl.h (ceil_log2): Remove prototype.
6745 * tree-phinodes.c: Do not include rtl.h.
6746 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
6748 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6750 * config/cris/cris.h (TARGET_ELF): Remove.
6751 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
6752 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
6753 (LOCAL_LABEL_PREFIX): Likewise.
6754 * config/cris/cris.c (cris_target_asm_named_section): Remove.
6755 (cris_option_override): Simpify using TARGET_ELF==1.
6756 (cris_file_start): Likewise.
6757 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
6759 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
6761 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
6763 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
6766 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
6768 2012-06-15 Easwaran Raman <eraman@google.com>
6770 * passes.c (init_optimization_passes): Remove pass_call_cdce
6771 from its current position and insert after pass_dce.
6773 2012-06-15 Walter Lee <walt@tilera.com>
6775 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
6777 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
6779 * arm.c (note_invalid_constants): Don't return a result.
6780 (arm_memory_load_p): Delete function.
6781 (arm_const_double_rtx): Delete iterator variable i;
6782 (fp_immediate_constant): Likewise.
6783 (fp_const_from_val): Likewise.
6785 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
6787 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
6790 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
6791 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
6793 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
6795 * config/avr/avr.c (avr_default_expand_builtin): New function.
6796 (avr_expand_builtin): Use it.
6797 (avr_expand_unop_builtin): Remove.
6798 (avr_expand_binop_builtin): Remove.
6799 (avr_expand_triop_builtin): Remove.
6801 2012-06-15 Michael Matz <matz@suse.de>
6804 * cfgexpand.c (add_alias_set_conflicts): Remove.
6805 (expand_used_vars): Don't call it.
6806 (aggregate_contains_union_type): Remove.
6807 * function.c (n_temp_slots_in_use): New static data.
6808 (make_slot_available, assign_stack_temp_for_type): Update it.
6809 (init_temp_slots): Zero it.
6810 (remove_unused_temp_slot_addresses): Use it for quicker removal.
6811 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
6813 2012-06-15 Michael Matz <matz@suse.de>
6815 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
6816 argument, don't emit assign statement if value is directly usable.
6817 (gimplify_expr): Adjust.
6819 2012-06-15 Michael Matz <matz@suse.de>
6821 * gimplify.c (gimplify_modify_expr): Fold generated statements.
6822 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
6824 2012-06-15 Richard Guenther <rguenther@suse.de>
6826 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
6827 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
6828 we assert for in set_value_range to VR_VARYING.
6830 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
6832 * arm.md (addsf3, adddf3): Use s_register_operand.
6833 (subsf3, subdf3): Likewise.
6834 (mulsf3, muldf3): Likewise.
6835 (difsf3, divdf3): Likewise.
6836 (movsfcc, movdfcc): Likewise.
6837 * predicates.md (f_register_operand): Delete.
6838 (arm_float_rhs_operand): Delete.
6839 (arm_float_add_operand): Delete.
6840 (arm_float_compare_operand): Use s_register_operand when
6842 (cirrus_register_operand): Delete.
6843 (cirrus_fp_register): Delete.
6844 (cirrus_shift_const): Delete.
6845 (cmpdi_operand): Remove Maverick support.
6846 * constraints.md (f, v, H): Delete constraints.
6847 (G): Update documentation.
6848 * arm.c (fp_consts_inited): Convert to bool.
6849 (strings_fp): Delete.
6850 (values_fp): Delete.
6851 (value_fp0): New variable.
6852 (init_fp_table): Simplify logic.
6853 (arm_const_double_rtx): Likewise.
6854 (fp_immediate_constant): Likewise.
6855 (fp_const_from_val): Likewise.
6856 (neg_const_double_rtx_ok_for_fpa): Delete.
6857 * doc/md.texi (ARM constraints): Update documentation.
6859 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
6861 PR tree-optimization/53636
6862 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
6863 stride when doing basic-block vectorization.
6865 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6867 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
6870 2012-06-15 Jakub Jelinek <jakub@redhat.com>
6872 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
6873 allocate and free bbs array for the SLP case.
6875 PR tree-optimization/51581
6876 * expr.h (choose_multiplier): New prototype.
6877 * expmed.c (choose_multiplier): No longer static.
6878 Change multiplier_ptr from rtx * to UHWI *.
6879 (expand_divmod): Adjust callers.
6880 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
6881 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
6882 argument to new_stmt_vec_info. Attempt to optimize also divisions
6883 by non-pow2 constants if integer vector division isn't supported.
6884 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
6885 don't look at pattern stmts and sequences.
6887 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
6890 * common.opt (-fdelete-dead-exceptions): New switch.
6891 * doc/invoke.texi (Code Gen Options): Document it.
6892 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
6893 insn_could_throw_p predicate. Do not skip an insn that could throw
6894 if dead exceptions can be deleted.
6895 (insn_live_p): Likewise, do not return true in that case.
6896 * dce.c (can_alter_cfg): New flag.
6897 (deletable_insn_p): Do not return false for an insn that can throw if
6898 the CFG can be altered and dead exceptions can be deleted.
6899 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
6900 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
6901 predicate. Do not preserve an insn that could throw if dead exceptions
6903 * function.h (struct function): Add can_delete_dead_exceptions flag.
6904 * function.c (allocate_struct_function): Set it.
6905 * lto-streamer-in.c (input_struct_function_base): Stream it.
6906 * lto-streamer-out.c (input_struct_function_base): Likewise.
6907 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
6908 statement that could throw as necessary if dead exceptions can be
6911 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6913 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
6915 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
6918 * config/sh/sh.md: Add peephole for swapbsi2.
6919 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
6921 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
6923 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
6924 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
6926 2012-06-14 Jakub Jelinek <jakub@redhat.com>
6929 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
6931 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
6933 * arm.c (arm_cirrus_insn_p): Delete.
6934 (cirrus_reorg): Delete.
6935 (arm_reorg): Don't call cirrus_reorg.
6936 (arm_final_prescan_insn_p): Don't check for cirrus insns.
6937 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
6938 (adddi3, subdi3): Remove Maverick support.
6939 (arm_adddi3): Likewise.
6940 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
6941 (addsf3, adddf3): Likewise.
6942 (subsf3, subdf3): Likewise.
6943 (mulsf3, muldf3): Likewise.
6944 (ashldi3, ashrdi3, lshrdi3): Likewise.
6945 (floatsisf2, floatsidf2): Likewise.
6946 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
6947 (arm_movdi, thumb1_movdi_insn): Likewise.
6948 (arm_cmpdi_insn): Likewise.
6949 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
6950 (cirrus.md): Don't include.
6951 * cirrus.md: Delete file.
6952 * t-arm (MD_INCLUDES): Remove cirrus.md.
6954 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
6956 * dwarf2out.c (function_possibly_abstracted_p): New static function.
6957 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
6958 cgraph_function_possibly_inlined_p.
6959 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
6960 (process_scope_var): Do not emit concrete instances of abstracted
6961 nested functions from here.
6962 (gen_decl_die): Emit the abstract instance if the function is possibly
6963 abstracted and not only possibly inlined.
6964 (dwarf2out_finish): Find the first non-abstract parent instance and
6965 attach concrete instances on the limbo list to it.
6967 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
6969 * arm.md (divsf3, divdf3): Remove FPA support.
6970 (negsf2, negdf2): Likewise.
6971 (sqrtsf2, sqrtdf2): Likewise.
6972 (movdfcc): Likewise.
6973 (modsf3, moddf3, movxf): Delete.
6974 (push_fp_multi): Delete.
6975 (fpa.md): Don't include it.
6976 * fpa.md: Delete file.
6977 * t-arm (MD_INCLUDES): Remove fpa.md.
6979 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
6981 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
6982 (cost_for_stmt): Remove decl.
6983 (vect_get_single_scalar_iteration_cost): Correct typo in name.
6984 * tree-vect-loop.c (vect_get_cost): Remove.
6985 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
6986 vect_get_stmt_cost rather than vect_get_cost.
6987 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
6989 (vect_estimate_min_profitable_iters): Correct typo in call to
6990 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
6992 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
6994 (vect_model_induction_cost): Likewise.
6995 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
6996 typo in call to vect_get_single_scalar_iteration_cost.
6997 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
6998 (cost_for_stmt): Remove unnecessary function.
6999 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
7001 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
7003 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
7004 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
7005 * arm-tables.opt: Regenerated.
7006 * doc/invoke.texi: Remove references to deleted options.
7008 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
7010 * config/h8300/genmova.sh: Modified to add offset bits of
7011 mova/Sz assembly instruction for memory access.
7012 * config/h8300/h8300.c: Likewise.
7013 * config/h8300/mova.md: Likewise.
7015 2012-06-12 Christian Bruel <christian.bruel@st.com>
7018 * config/sh/sh.c (sh_option_override): Don't force
7019 flag_omit_frame_pointer and maccumulate_outgoing_args.
7020 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
7022 2012-06-14 Richard Guenther <rguenther@suse.de>
7024 * tree-vrp.c (VR_INITIALIZER): New define.
7025 (ranges_from_anti_range): New function.
7026 (extract_range_from_binary_expr_1): Decompose operations on
7027 VR_ANTI_RANGEs to operations on VR_RANGE.
7028 (extract_range_from_unary_expr_1): Likewise.
7029 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
7030 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
7031 extract_range_from_cond_expr, adjust_range_with_scev,
7032 vrp_visit_assignment_or_call, vrp_visit_phi_node,
7033 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
7035 2012-06-13 Richard Henderson <rth@redhat.com>
7037 * hwint.h (HOST_WIDEST_INT_C): New.
7038 (HOST_WIDE_INT_C): New.
7039 (HOST_WIDE_INT_1): Use it.
7040 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
7042 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
7045 * var-tracking.c: Include alias.h.
7046 (overlapping_mems): New struct.
7047 (drop_overlapping_mem_locs): New.
7048 (clobber_overlapping_mems): New.
7049 (var_mem_delete_and_set, var_mem_delete): Call it.
7050 (val_bind): Likewise, but only if modified.
7051 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
7052 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
7054 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
7057 * var-tracking.c (loc_exp_dep_pool): New.
7058 (vt_emit_notes): Create and release the pool.
7059 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
7060 (emit_notes_in_bb): Likewise.
7061 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
7062 (notify_dependents_of_changed_value): Likewise.
7063 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
7064 variables don't have a VAR_LOC_DEP_LST.
7065 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
7066 VALUEs or MEMs of VALUEs.
7068 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
7072 * dce.c (word_dce_process_block): Insert debug temps only if the
7074 (dce_process_block): Likewise, and if debug.used is not empty,
7075 and only after iterating over all DEFs that might mark the insn.
7077 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
7079 * common.opt (ftree-coalesce-inlined-vars): New.
7080 (ftree-coalesce-vars): New.
7081 * doc/invoke.texi: Document them.
7082 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7085 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
7087 * read-rtl.c (mapping): Remove index field. Add current_value field.
7088 Define heap vectors.
7089 (iterator_group): Fix long line. Remove num_builtins field and
7090 uses_iterator fields. Make apply_iterator take a void * parameter.
7091 (iterator_use, atttribute_use): New structures.
7092 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
7093 (current_iterators, iterator_uses, attribute_uses): New variables.
7094 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
7095 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
7096 (map_attr_string, apply_iterator_to_string): Remove iterator
7097 and value parameters. Look through all current iterator values
7098 for a matching attribute.
7099 (mode_attr_index, apply_mode_maps): Delete.
7100 (apply_iterator_to_rtx): Replace with...
7101 (copy_rtx_for_iterators): ...this new function.
7102 (uses_iterator_p, apply_iterator_traverse): Delete.
7103 (apply_attribute_uses, add_current_iterators, apply_iterators): New
7105 (add_mapping): Remove index field. Set current_value field.
7106 (initialize_iterators): Don't set num_builtins and uses_iterator_p
7108 (find_iterator): Delete.
7109 (record_iterator_use, record_attribute_use): New functions.
7110 (record_potential_iterator_use): New function.
7111 (check_code_iterator): Remove handling of bellwether codes.
7112 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
7113 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
7114 parameter. Use the first code iterator value instead of the
7115 bellwether_codes array. Use record_potential_iterator_use for modes.
7117 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
7120 * config/sh/sh.md (bswapsi2): New expander.
7121 (swapbsi2): New insn.
7123 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
7126 * config/i386/i386.c (ix86_tune_cost): New variable.
7127 (ix86_option_override_internal): Set ix86_tune_cost. Use
7128 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
7129 l1_cache_size and l2_cache_size.
7131 2012-06-13 Richard Guenther <rguenther@suse.de>
7133 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
7134 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
7135 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
7136 VR_ANTI_RANGE with VR_ANTI_RANGE.
7138 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
7140 * config.gcc (unsupported): Move obsoleted FPA-based configurations
7142 (obsolete): ... here.
7143 (arm*-*-freebsd*): Remove.
7144 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
7145 (arm*-*-uclinux*): Likewise.
7146 (arm*-*-ecos-elf): Remove.
7147 (arm*-*-rtems*): Remove.
7148 (arm*-*-elf): Remove.
7149 (arm*-wince-pe*): Remove.
7150 (arm, --with-fpu): Remove support for fpa and Maverick variants.
7151 * arm/ecos-elf.h: Delete.
7152 * arm/t-strongarm-elf: Delete.
7153 * arm/rtems-elf.h: Delete.
7154 * arm/wince-pe.h: Delete.
7157 * arm/t-wince-pe: Delete.
7159 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
7161 PR tree-optimization/53647
7162 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
7163 targets with no defined cache line size.
7165 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
7167 * targhooks.c (default_builtin_vectorized_conversion): Handle
7168 vec_construct, using vectype to base cost on subparts.
7169 * target.h (enum vect_cost_for_stmt): Add vec_construct.
7170 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
7171 instead of scalar_to-vec.
7172 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
7173 vec_construct in same way as default for now.
7174 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
7175 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
7176 Handle vec_construct, including special case for 32-bit loads.
7178 2012-06-13 Xinyu Qi <xyqi@marvell.com>
7180 * config/arm/arm.c (FL_IWMMXT2): New define.
7181 (arm_arch_iwmmxt2): New variable.
7182 (arm_option_override): Enable use of iWMMXt with VFP.
7183 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
7184 Thumb mode. Set arm_arch_iwmmxt2.
7185 (arm_expand_binop_builtin): Accept VOIDmode op.
7186 (enum arm_builtins): Revise built-in fcode.
7187 (IWMMXT2_BUILTIN): New define.
7188 (IWMMXT2_BUILTIN2): Likewise.
7189 (iwmmx2_mbuiltin): Likewise.
7190 (builtin_description bdesc_2arg): Revise built in declaration.
7191 (builtin_description bdesc_1arg): Likewise.
7192 (arm_init_iwmmxt_builtins): Revise built in initialization.
7193 (arm_expand_builtin): Revise built in expansion.
7194 (arm_output_iwmmxt_shift_immediate): New function.
7195 (arm_output_iwmmxt_tinsr): Likewise.
7196 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
7197 (arm_output_iwmmxt_tinsr): Likewise.
7198 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
7199 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
7200 (rorv4hi3, rorv2si3, rordi3): Likewise.
7201 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
7202 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
7203 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
7204 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
7205 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
7206 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
7207 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
7208 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
7209 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
7210 (ror<mode>3, ror<mode>3_di): Likewise.
7211 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
7212 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
7213 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
7214 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
7215 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
7216 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
7217 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
7218 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
7219 (All instruction patterns): Add wtype attribute.
7220 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
7221 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
7222 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
7223 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
7224 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
7225 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
7226 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
7227 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
7228 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
7229 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
7230 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
7231 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
7232 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
7233 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
7234 (iwmmxt2.md): Include.
7235 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
7236 (TARGET_IWMMXT2): New define.
7237 (TARGET_REALLY_IWMMXT2): Likewise.
7238 (arm_arch_iwmmxt2): Declare.
7239 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
7240 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
7241 Use C name-mangling for intrinsics.
7243 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
7244 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
7245 (_m_from_int): Likewise.
7246 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
7247 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
7248 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
7249 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
7250 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
7251 (_mm_tbcst_pi32): Likewise.
7252 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
7253 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
7254 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
7255 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
7256 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
7257 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
7258 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
7259 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
7260 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
7261 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
7262 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
7263 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
7264 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
7265 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
7266 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
7267 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
7268 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
7269 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
7270 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
7271 (_m_to_int): New define.
7272 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
7273 * config/arm/arm-arches.def (iwmmxt2): Likewise.
7274 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
7276 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
7277 (arch): Add "iwmmxt2".
7278 (arch_enabled): Handle "iwmmxt2".
7279 (wtype): New attribute.
7280 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
7281 (UNSPEC_WALIGNI): New unspec.
7282 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
7283 * config/arm/iterators.md (VMMX2): New mode_iterator.
7284 * config/arm/marvell-f-iwmmxt.md: New file.
7285 * config/arm/iwmmxt2.md: New file.
7287 2012-06-12 Jakub Jelinek <jakub@redhat.com>
7292 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
7293 if type isn't complete.
7295 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
7297 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
7299 2012-06-12 Richard Henderson <rth@redhat.com>
7301 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
7302 iterator instead of INT.
7304 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
7306 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
7307 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
7309 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
7310 (tree_ssa_phiopt): Call gate_hoist_loads.
7311 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
7312 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
7313 hoist_adjacent_loads.
7314 (local_mem_dependence): New function.
7315 (hoist_adjacent_loads): Likewise.
7316 (gate_hoist_loads): Likewise.
7317 * common.opt (fhoist-adjacent-loads): New switch.
7318 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
7320 2012-06-12 Michael Matz <matz@suse.de>
7322 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
7323 (nonoverlapping_memrefs_p): Don't call it here ...
7324 (true_dependence_1): ... but here.
7326 2012-06-12 Richard Guenther <rguenther@suse.de>
7328 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
7329 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
7330 and MEM_SIZE only refines it. Reflect that and be less conservative
7331 if either of the latter is not known.
7333 2012-06-12 Jakub Jelinek <jakub@redhat.com>
7335 PR rtl-optimization/53589
7336 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
7337 discovery even when e->dest != target. If any LABEL_REF points
7338 to e->dest label, redirect it to target's label.
7340 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
7342 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
7343 condition for generating REG_FRAME_RELATED_EXPR note.
7344 (pop): Add code for generating REG_CFA_RESTORE,
7345 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
7346 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
7347 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
7349 2012-06-11 Richard Henderson <rth@redhat.com>
7351 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
7352 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
7354 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
7356 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
7358 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
7359 Mention that this hook needs to be defined for native TLS.
7360 * doc/tm.texi: Regenerate.
7362 2012-06-11 Mike Stump <mikestump@comcast.net>
7364 * emit-rtl.c (init_emit_once): Iterate through the
7365 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
7366 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
7367 all the MIN_MODE_PARTIAL_INT modes anymore.
7369 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
7371 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
7373 2012-06-11 Roland McGrath <mcgrathr@google.com>
7375 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
7376 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
7377 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
7380 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
7383 * config/sh/sh.md (fmasf4): New expander.
7384 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
7385 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
7386 * config/sh/sh.opt (mfused-madd): Remove.
7387 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
7388 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
7389 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
7391 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
7394 2012-06-11 Richard Henderson <rth@redhat.com>
7396 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
7398 2012-06-11 Richard Guenther <rguenther@suse.de>
7401 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
7402 replace it with the first non-BLOCK context.
7404 2012-06-11 Richard Guenther <rguenther@suse.de>
7406 * alias.c (aliases_everything_p): Remove.
7407 (DIFFERENT_ALIAS_SETS_P): Likewise.
7408 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
7409 Do not use aliases_everything_p or special-case ANDs. Do not
7410 special-case BLKmode moves.
7411 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
7414 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
7416 Fix CRIS build errors with --enable-build-with-cxx.
7417 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
7418 variable "and" to "andop".
7419 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
7420 temporary variable for memory model, passing C++-type-correct
7421 parameter type to expand_mem_thread_fence.
7422 ("atomic_compare_and_swap<mode>"): Ditto.
7424 2012-06-09 Richard Henderson <rth@redhat.com>
7427 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
7428 (pass_jump): Rename from pass_jump2.
7429 (execute_jump2, pass_jump2): New.
7430 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
7431 perform cfg cleanup here. Move the test of PUSH_ROUNDING
7432 and ACCUMULATE_OUTGOING_ARGS test...
7433 (gate_handle_stack_adjustments): ... here.
7434 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
7435 Place new pass_jump2 after pass_stack_adjustments.
7436 * tree-pass.h (pass_jump): Declare.
7438 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
7440 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
7443 2012-06-08 Richard Henderson <rth@redhat.com>
7446 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
7447 note to a clobber insn when no other insn is available.
7449 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
7451 * config/avr/avr.c (avr_case_values_threshold): Return 7.
7453 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
7455 * genhooks.c (main): Set progname.
7456 (emit_documentation): Remove variable found_start, always bail out
7457 when a place is missing.
7458 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
7460 2012-06-07 Jakub Jelinek <jakub@redhat.com>
7463 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
7464 call walk_gimple_seq_mod instead of walk_gimple_seq.
7465 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
7466 scan_omp_for, scan_omp_sections, scan_omp_single,
7467 execute_lower_omp): Adjust callers.
7468 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
7469 returns false, replace stmt with GIMPLE_NOP.
7470 (check_omp_nesting_restrictions): Instead of issuing warnings,
7471 issue errors and return false if any errors were reported.
7473 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
7475 * doc/invoke.texi (fconserve-space): Remove documentation.
7477 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
7479 * config/rs6000/rs6000-tables.opt: Regenerated.
7481 2012-06-06 Richard Guenther <rguenther@suse.de>
7483 PR tree-optimization/53081
7484 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
7485 (adjacent_dr_p): ... this and make it work for reads, too.
7486 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
7487 (struct partition_s): Change main_stmt to main_dr, add
7488 secondary_dr member.
7489 (build_size_arg_loc): Change to date data-reference and not
7491 (build_addr_arg_loc): New function split out from ...
7492 (generate_memset_builtin): ... here. Use it and simplify.
7493 (generate_memcpy_builtin): New function.
7494 (generate_code_for_partition): Adjust.
7495 (classify_partition): Streamline pattern detection. Detect memcpy.
7496 (ldist_gen): Adjust.
7497 (tree_loop_distribution): Adjust seed statements for memcpy
7500 2012-06-06 Matt Turner <mattst88@gmail.com>
7502 * config/arm/mmintrin.h (_mm_empty): New.
7505 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
7507 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
7508 * common.opt (fsched-pressure-algorithm=): Remove.
7509 * flag-types.h (sched_pressure_algorithm): Move to...
7510 * sched-int.h (sched_pressure_algorithm): ...here.
7511 * params.def (sched-pressure-algorithm): New param.
7512 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
7513 * common/config/s390/s390-common.c (s390_option_optimization_table):
7514 Remove OPT_fsched_pressure_algorithm_ entry.
7515 * config/s390/s390.c (s390_option_override): Set a default value for
7516 PARAM_SCHED_PRESSURE_ALGORITHM.
7518 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
7521 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
7522 doing an unsigned compare, make sure the second argument is not a
7524 (rs6000_emit_cmove): Don't allow floating point comparisons when
7525 generating ISEL moves.
7527 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
7529 * config/rs6000/e5500.md: New file.
7530 * config/rs6000/e6500.md: New file.
7531 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7533 (rs6000_option_override_internal): Altivec and Spe options not
7534 allowed with e5500. Spe options not allowed with e6500. Increase
7535 move inline limit for e5500 and e6500. Disable string instructions
7536 for e5500 and e6500. Enable branch targets alignment for e5500 and
7537 e6500. Initialize rs6000_cost for e5500 and e6500.
7538 (rs6000_adjust_cost): Add extra scheduling cycles between compare
7539 and brnach for e5500 and e6500.
7540 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
7541 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
7543 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
7544 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
7546 Include e5500.md and e6500.md.
7547 * config/rs6000/rs6000-opt.h (processor_type): Add
7548 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
7549 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
7550 (powerpc*-*-*): Add new cores e5500, e6500.
7551 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
7553 2012-06-05 Richard Guenther <rguenther@suse.de>
7555 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
7557 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
7560 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
7561 is used for x86_64-*-*.
7563 2012-06-05 Richard Guenther <rguenther@suse.de>
7565 PR tree-optimization/30442
7566 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
7567 vectorization stop analysis at the first stmt we cannot compute
7568 a data-reference for instead of giving up completely.
7570 2012-06-05 Richard Guenther <rguenther@suse.de>
7572 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
7573 (partition_alloc): Initialize it.
7574 (partition_has_writes): New function.
7575 (rdg_flag_uses): Adjust.
7576 (rdg_flag_vertex): Likewise.
7577 (rdg_flag_vertex_and_dependent): Likewise.
7578 (rdg_flag_loop_exits): Likewise.
7579 (build_rdg_partition_for_component): Likewise.
7580 (rdg_build_partitions): Likewise.
7582 2012-06-05 Richard Guenther <rguenther@suse.de>
7584 PR tree-optimization/53081
7585 * tree-loop-distribution.c (generate_memset_builtin): Handle all
7586 kinds of byte-sized stores.
7587 (classify_partition): Likewise.
7588 (tree_loop_distribution): Adjust seed statements used for
7589 !flag_tree_loop_distribution.
7591 2012-06-05 Alan Modra <amodra@gmail.com>
7593 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
7594 (rs6000_emit_prologue): Ensure register used for inline saves
7595 of vector regs is not the static chain register. Revise comment.
7597 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7599 * doc/md.texi (Standard Pattern Names For Generation): Document
7602 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
7605 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
7607 2012-06-04 Jason Merrill <jason@redhat.com>
7609 * dwarf2out.c (is_unit_die): New.
7610 (copy_declaration_context, copy_ancestor_tree): Use it.
7611 (copy_decls_walk): Likewise.
7613 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
7616 * doc/invoke.texi (Wenum-compare): Update documentation.
7618 2012-06-04 Dodji Seketeli <dodji@redhat.com>
7620 PR preprocessor/53463
7621 * parser.c (cp_parser_assignment_expression): Use the location
7622 for the '=' as the default location for the expression.
7624 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
7627 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
7629 (altivec_stvlxl): Ditto.
7630 (altivec_stvrx): Ditto.
7631 (altivec_stvrxl): Ditto.
7633 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
7635 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
7636 (ira_uniform_class_p): New macro.
7638 * ira.c (setup_uniform_class_p): New function.
7639 (setup_allocno_and_important_classes): Call the function.
7640 (print_unform_and_important_classes): New function.
7641 (print_classes): Rename to print_translated_classes.
7642 (ira_debug_allocno_classes): Add call of
7643 print_unform_and_important_classes.
7645 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
7646 classes instead of pressure classes.
7648 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
7651 * trans-mem.c (expand_block_edges): Do not skip the first
7652 statement when resetting the BB.
7654 2012-06-04 Richard Guenther <rguenther@suse.de>
7656 * tree-data-ref.c (stores_from_loop): Remove.
7657 (stmt_with_adjacent_zero_store_dr_p): Likewise.
7658 (stores_zero_from_loop): Likewise.
7659 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
7660 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
7661 (adjacent_store_dr_p): New function.
7662 * tree-loop-distribution.c (generate_memset_builtin): Pass
7663 the RDG, use the already available data-reference.
7664 (generate_code_for_partition): Pass down RDG.
7665 (classify_partition): Inline parts of the former
7666 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
7667 (ldist_gen): Remember if there was any detected builtin and
7668 do less work if not and flag_tree_loop_distribution is not set.
7669 (tree_loop_distribution): Inline and fuse stores_from_loop
7670 and stores_zero_from_loop here.
7672 2012-06-04 Richard Guenther <rguenther@suse.de>
7675 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
7676 create new assembler names.
7678 2012-06-04 Richard Guenther <rguenther@suse.de>
7680 * tree-data-ref.c (struct rdg_vertex_info): Remove.
7681 (rdg_vertex_for_stmt): Simplify using gimple_uid.
7682 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
7683 hashtable. Record stmt data-references.
7684 (hash_stmt_vertex_info): Remove.
7685 (eq_stmt_vertex_info): Likewise.
7686 (hash_stmt_vertex_del): Likewise.
7687 (build_empty_rdg): Simplify.
7688 (build_rdg): Adjust.
7689 (free_rdg): Likewise.
7690 (ref_base_address): Remove.
7691 (have_similar_memory_accesses): Likewise.
7692 * tree-data-ref.h (create_rdg_vertices): Remove.
7693 (struct rdg_vertex): Add datarefs member.
7694 (RDGV_DATAREFS): New define.
7695 (RDG_DATAREFS): Likewise.
7696 (have_similar_memory_accesses): Remove.
7697 (rdg_has_similar_memory_accesses): Likewise.
7698 * tree-loop-distribution.c (ref_base_address): Re-implement here.
7699 (similar_memory_accesses): Re-implement using existing data-references.
7700 (tree_loop_distribution): Initialize stmt uids for the stmt to
7702 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
7703 access stmt vinfo for stmts in loop.
7705 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
7708 * config/m68k/m68k.md ("tablejump"): Fix check for
7709 CASE_VECTOR_PC_RELATIVE.
7711 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
7713 * output.h (merge_weak, assemble_alias,
7714 initializer_constant_valid_p,
7715 initializer_constant_valid_for_bitfield_p): Move protos from here...
7716 * tree.h: ... to here.
7717 * cgraphclones.c: Do not include output.h.
7718 * gimplify.c: Likewise.
7719 * reload.c: Likewise.
7720 * recog.c: Likewise.
7721 * tree-ssa-loop-ivopts.c: Likewise.
7722 * tree-switch-conversion.c: Likewise.
7723 * c-parser.c: Likewise.
7724 * c-typeck.c: Likewise.
7725 * Makefile.in: Fix dependencies.
7727 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
7730 * config/avr/avr-stdint.h: New file.
7731 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
7734 2012-06-04 Jakub Jelinek <jakub@redhat.com>
7736 PR tree-optimization/53550
7737 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
7738 is POINTER_TYPE_P, use sizetype as step type instead of type.
7740 2012-06-04 Richard Guenther <rguenther@suse.de>
7742 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
7743 (ref_base_address_1): Likewise.
7744 (remove_similar_memory_refs): Likewise.
7745 * tree-data-ref.h (remove_similar_memory_refs): Remove.
7746 * tree-loop-distribution.c (classify_partition): Do not classify
7747 as builtin if -ftree-loop-distribute-patterns is not enabled.
7748 (fuse_partitions_with_similar_memory_accesses): Inline ...
7749 (ldist_gen): ... here. Fuse all non-builtin partitions if
7750 -ftree-loop-distribution is not enabled. Properly return
7751 the number of created partitions. Do not update SSA form here but ...
7752 (tree_loop_distribution): ... once here for the whole function.
7753 Only walk innermost loops, constrain loops we consider here
7754 further. Do not call remove_similar_memory_refs.
7755 (distribute_loop): Do not check number of loop nodes here.
7757 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
7759 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
7761 2012-06-03 Martin Jambor <mjambor@suse.cz>
7763 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
7764 (ipa_get_jf_known_type_base_type): Likewise.
7765 (ipa_get_jf_known_type_component_type): Likewise.
7766 (ipa_get_jf_constant): Likewise.
7767 (ipa_get_jf_pass_through_formal_id): Likewise.
7768 (ipa_get_jf_pass_through_operation): Likewise.
7769 (ipa_get_jf_ancestor_offset): Likewise.
7770 (ipa_get_jf_ancestor_type): Likewise.
7771 (ipa_get_jf_ancestor_formal_id): Likewise.
7772 (ipa_get_jf_member_ptr_pfn): Likewise.
7773 * ipa-prop.c (ipa_set_jf_known_type): New function.
7774 (ipa_set_jf_constant): Likewise.
7775 (ipa_set_jf_simple_pass_through): Likewise.
7776 (ipa_set_jf_arith_pass_through): Likewise.
7777 (ipa_set_ancestor_jf): Likewise.
7778 (fill_member_ptr_cst_jump_function): Moved up and renamed to
7779 ipa_set_jf_member_ptr_cst.
7780 (detect_type_change_1): Use the new jump function creation functions.
7781 (compute_complex_assign_jump_func): Likewise.
7782 (compute_complex_ancestor_jump_func): Likewise.
7783 (compute_known_type_jump_func): Likewise.
7784 (compute_scalar_jump_functions): Likewise.
7785 (compute_pass_through_member_ptrs): Likewise.
7786 (determine_cst_member_ptr): Likewise.
7787 (combine_known_type_and_ancestor_jfs): Likewise.
7788 (try_make_edge_direct_simple_call): Likewise.
7789 (try_make_edge_direct_virtual_call): Likewise.
7790 (update_indirect_edges_after_inlining): Likewise.
7791 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
7792 access functions. Incorporat NOP_EXPR and BINFO handling from its
7794 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
7795 which was in its callers.
7796 (ipa_value_from_jfunc): Use jump function access functions. Some
7797 functionality moved to functions above.
7798 (propagate_vals_accross_ancestor): Likewise.
7799 (propagate_vals_accross_pass_through): Use jump function access
7801 (propagate_accross_jump_function): Likewise.
7802 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
7804 (inline_merge_summary): Likewise.
7806 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7808 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
7809 * config/pa/pa.c (pa_attr_length_millicode_call): Use
7810 MAX_PCREL17F_OFFSET instead of fixed offset.
7811 (pa_attr_length_call): Likewise.
7812 (pa_attr_length_indirect_call): Likewise.
7814 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
7817 * config/sh/sh.opt (mfsca, mfsrra): New options.
7818 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
7820 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
7821 (sinssf2, cossf2): Fold expanders to ...
7822 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
7823 TARGET_FSCA condition.
7824 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
7826 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
7827 -mno-fsca, -mfsrra, -mno-fsrra.
7829 2012-06-03 Matt Turner <mattst88@gmail.com>
7831 * config/mips/4600.md (r4700_imul_si): New.
7832 (r4700_imul_di): New.
7833 (r4700_fmul_single): New.
7834 (r4700_fmul_double): New.
7835 * config/mips/mips-cpus.def: Add r4700.
7836 * config/mips/mips.c: Likewise.
7837 * config/mips/mips.md: Likewise.
7838 * config/mips/mips-tables.opt: Regenerate.
7840 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
7842 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
7843 new function sparc_initial_elimination_offset.
7844 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
7846 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
7849 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7851 * expmed.c (expand_mult, choose_multiplier): Change
7852 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
7853 * expr.c (convert_modes): Likewise.
7854 * explow.c (plus_constant): Likewise.
7855 * fixed-value.c (fixed_saturate1, fixed_saturate2)
7856 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
7857 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
7858 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
7859 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
7860 (do_fixed_shift, fixed_convert, fixed_convert)
7861 (fixed_convert_from_int, fixed_convert_from_int)
7862 (fixed_convert_from_real): Likewise.
7863 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
7864 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
7865 * varasm.c (output_constructor_bitfield): Likewise.
7866 * tree-vrp.c (register_edge_assert_for_2): Likewise.
7867 * double-int.c (rshift_double, lshift_double): Likewise.
7868 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
7870 * simplify-rtx.c (mode_signbit_p)
7871 (simplify_const_unary_operation, simplify_binary_operation_1)
7872 (simplify_immed_subreg): Likewise.
7873 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
7874 * tree-vect-generic.c (build_replicated_const): Likewise.
7875 * dbxout.c (stabstr_O): Likewise.
7876 * emit-rtl.c (immed_double_int_const, immed_double_const)
7877 (gen_lowpart_common, init_emit_once): Likewise.
7878 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
7879 (widest_int_cst_value, upper_bound_in_type): Likewise.
7880 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
7881 (fixup_unsigned_type): Likewise.
7882 * real.c (real_to_integer2, real_from_integer): Likewise.
7883 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
7884 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
7886 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
7889 * fold-const.c (fold_binary_loc): Refine previous change.
7891 2012-06-01 Olivier Hainque <hainque@adacore.com>
7893 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
7894 the "do {" part of the do-while(0) loop.
7896 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
7898 * config/i386/i386.c (x86_sched_reorder): New function.
7899 Added new function x86_sched_reorder.
7901 2012-06-01 Richard Guenther <rguenther@suse.de>
7903 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7905 (classify_partition): Likewise.
7907 2012-06-01 Richard Guenther <rguenther@suse.de>
7909 * tree-loop-distribution.c (enum partition_kind): New enum.
7910 (struct partition_s): Add kind and main_stmt members.
7911 (partition_alloc): Initialize kind to PKIND_NORMAL.
7912 (partition_builtin_p): New function.
7913 (copy_loop_before): Remove failure path and assert instead.
7914 (generate_loops_for_partition): Likewise.
7915 (generate_memset_zero): Fold into ...
7916 (generate_memset_builtin): ... this.
7917 (classify_partition): New function with code from
7918 can_generate_builtin and generate_builtin.
7919 (generate_builtin): Remove.
7920 (can_generate_builtin): Likewise.
7921 (fuse_partitions_with_similar_memory_accesses): Call
7922 partition_builtin_p instead of can_generate_builtin.
7923 (rdg_build_partitions): Do not call
7924 fuse_partitions_with_similar_memory_accesses here...
7925 (ldist_gen): ... but here after classifying all partitions.
7926 Remove failure path of generate_code_for_partition.
7927 (generate_code_for_partition): Generate code according
7928 to partition classification.
7930 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
7931 Jonathan Wakely <jwakely.gcc@gmail.com>
7934 * doc/invoke.texi (Warning Options): Explain purpose and differences
7935 between -Wmissing-prototypes and -Wmissing-declarations.
7937 2012-06-01 Christian Bruel <christian.bruel@st.com>
7939 * gcc.c (save_switch): Add user_p parameter.
7940 (read_specs): Likewise.
7941 (set_specs): Likewise.
7942 (validate_switches): Likewise.
7943 (validate_switches_from_spec): Likewise.
7944 (validate_all_switches): Pass on user_p parameter.
7945 (struct spec_list): Add user_p field.
7946 (struct switchstr): Add known field.
7947 (save_switch): Add known parameter.
7948 (INIT_STATIC_SPEC): Initialize user_p;
7949 (driver_unknown_option_callbac): call save_switch if
7950 OPT_SPECIAL_unknown.
7951 (driver_handle_option): Propagate OPT_specs.
7952 (do_spec_1): Set validated only if known.
7953 (check_live_switch): Likewise.
7954 (validate_switches): Set validated if known or user_spec.
7956 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
7958 Add CRIS atomic patterns for 1, 2, and 4 bytes.
7959 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
7960 * config/cris/cris-protos.h: Declare it.
7961 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
7962 (TARGET_DEFAULT): Add alignment by 32.
7963 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
7964 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
7965 TARGET_CPU_DEFAULT == 32.
7966 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
7967 * config/cris/cris.md: Include sync.md. Avoid allocating specific
7968 numbers by replacing the define_constants for all UNSPECs with the
7969 equivalent define_c_enum construct.
7970 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
7971 * config/cris/sync.md: New file.
7973 2012-05-31 Matt Turner <mattst88@gmail.com>
7975 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
7976 (r4600_imul_di): New.
7977 (r4600_idiv_si): Rename from r4600_idiv.
7978 (r4600_idiv_di): New.
7980 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
7982 * output.h (__gcc_host_wide_int__): Move to hwint.h.
7983 (decl_default_tls_model): Move to tree.h
7984 (dump_file): Move to system.h.
7985 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
7986 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
7987 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
7988 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
7989 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
7990 dbxout_stab_value_internal_label,
7991 dbxout_stab_value_internal_label_diff): Move from here ...
7992 * dbxout.h: ... to here.
7993 * system.h (dump_file): Moved here from output.h.
7994 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
7995 * tree.h (decl_default_tls_model): Moved here from output.h.
7996 * varasm.c (default_stabs_asm_out_destructor,
7997 default_stabs_asm_out_constructor): Move from here ...
7998 * dbxout.c: ... to here.
8000 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
8002 * collect2.h (dump_file): Rename to dump_ld_file.
8003 * collect2.c: Likewise.
8004 * tlink.c: Likewise.
8006 * alias.c: Do not include output.h.
8007 * auto-inc-dec.c: Likewise.
8008 * bt-load.c: Likewise.
8009 * caller-save.c: Likewise.
8011 * cfgbuild.c: Likewise.
8012 * cfgcleanup.c: Likewise.
8013 * cfglayout.c: Likewise.
8014 * cfgloop.c: Likewise.
8015 * cfgloopanal.c: Likewise.
8016 * cfgloopmanip.c: Likewise.
8017 * cfgrtl.c: Likewise.
8018 * cgraph.c: Likewise.
8019 * cgraphclones.c: Likewise.
8020 * combine-stack-adj.c: Likewise.
8021 * combine.c: Likewise.
8022 * cprop.c: Likewise.
8024 * cselib.c: Likewise.
8025 * dbgcnt.c: Likewise.
8026 * df-problems.c: Likewise.
8027 * df-scan.c: Likewise.
8028 * dojump.c: Likewise.
8029 * fwprop.c: Likewise.
8031 * graph.c: Likewise.
8032 * haifa-sched.c: Likewise.
8033 * hw-doloop.c: Likewise.
8034 * ipa-inline-transform.c: Likewise.
8035 * ipa-pure-const.c: Likewise.
8036 * ipa-reference.c: Likewise.
8037 * ipa-utils.c: Likewise.
8038 * ira-build.c: Likewise.
8039 * ira-emit.c: Likewise.
8041 * loop-doloop.c: Likewise.
8042 * loop-invariant.c: Likewise.
8043 * loop-iv.c: Likewise.
8044 * loop-unroll.c: Likewise.
8045 * loop-unswitch.c: Likewise.
8046 * lto-cgraph.c: Likewise.
8047 * lto-section-in.c: Likewise.
8048 * lto-streamer-in.c: Likewise.
8050 * mode-switching.c: Likewise.
8051 * postreload-gcse.c: Likewise.
8052 * postreload.c: Likewise.
8053 * predict.c: Likewise.
8054 * profile.c: Likewise.
8056 * reg-stack.c: Likewise.
8057 * regcprop.c: Likewise.
8058 * regmove.c: Likewise.
8059 * regstat.c: Likewise.
8060 * reload1.c: Likewise.
8061 * sched-ebb.c: Likewise.
8062 * sel-sched-dump.c: Likewise.
8063 * simplify-rtx.c: Likewise.
8064 * stor-layout.c: Likewise.
8065 * store-motion.c: Likewise.
8066 * tracer.c: Likewise.
8067 * tree-affine.c: Likewise.
8068 * tree-cfg.c: Likewise.
8069 * tree-cfgcleanup.c: Likewise.
8070 * tree-dfa.c: Likewise.
8071 * tree-into-ssa.c: Likewise.
8072 * tree-nomudflap.c: Likewise.
8073 * tree-optimize.c: Likewise.
8074 * tree-pretty-print.c: Likewise.
8075 * tree-profile.c: Likewise.
8076 * tree-ssa-address.c: Likewise.
8077 * tree-ssa-ccp.c: Likewise.
8078 * tree-ssa-copy.c: Likewise.
8079 * tree-ssa-dom.c: Likewise.
8080 * tree-ssa-loop-ch.c: Likewise.
8081 * tree-ssa-loop-im.c: Likewise.
8082 * tree-ssa-loop-manip.c: Likewise.
8083 * tree-ssa-loop-niter.c: Likewise.
8084 * tree-ssa-loop-prefetch.c: Likewise.
8085 * tree-ssa-loop-unswitch.c: Likewise.
8086 * tree-ssa-loop.c: Likewise.
8087 * tree-ssa-propagate.c: Likewise.
8088 * tree-ssa-structalias.c: Likewise.
8089 * tree-ssa-tail-merge.c: Likewise.
8090 * tree-ssa-threadedge.c: Likewise.
8091 * tree-ssa-threadupdate.c: Likewise.
8092 * tree-ssa-uncprop.c: Likewise.
8093 * tree-ssa-uninit.c: Likewise.
8094 * tree-ssa.c: Likewise.
8095 * value-prof.c: Likewise.
8096 * var-tracking.c: Likewise.
8099 * config/m32r/m32r.c: Include dbxout.h.
8100 * config/pa/pa.c: Likewise.
8101 * config/rs6000/rs6000.c: Likewise.
8103 * Makefile.in: Fix dependencies.
8104 * config/rs6000/t-rs5000: Likewise.
8106 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
8108 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
8109 * gimple.h (block_in_transaction): Check for flag_tm.
8111 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
8113 PR tree-optimization/52558
8114 * cfg.c (alloc_aux_for_edge): Fix comment.
8115 (alloc_aux_for_edge): Remove static.
8116 * basic-block.h (alloc_aux_for_edge): Protoize.
8117 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
8118 (execute_sm_if_changed_flag): New.
8119 (execute_sm_if_changed_flag_set): New.
8120 (execute_sm): Do not generate data races unless requested.
8121 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
8122 (tree_ssa_lim_finalize): Call free_aux_for_edges.
8123 * gimple.h (block_in_transaction): New.
8124 (gimple_in_transaction): Use block_in_transaction.
8126 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
8129 * config/avr/avr.opt (-msp8): Document it.
8130 * doc/invoke.texi (AVR Options): Ditto. And document related
8133 2012-05-31 Diego Novillo <dnovillo@google.com>
8135 * configure.ac (CXX_FOR_BUILD): Define and substitute.
8136 (BUILD_CXXFLAGS): Define and substitute.
8137 * Makefile.in (BUILD_CXXFLAGS): Define.
8138 (CXX_FOR_BUILD): Define.
8139 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
8140 (LINKER_FOR_BUILD): Likewise.
8141 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
8142 (BUILD_LINKERFLAGS): Likewise.
8143 * configure: Regenerate.
8145 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
8147 * Makefile.in: Fix many dependencies.
8148 * tree-profile.c: Don't include regs.h.
8149 * tree-vectorizer.c: Don't include cfglayout.h.
8150 * tree-vect-stmts.c: Likewise.
8151 * tree-vect-slp.c: Likewise.
8152 * tree-vect-loop.c: Likewise.
8153 * reg-stack.c: Likewise.
8154 * tree-ssa-loop-manip.c: Likewise.
8155 * toplev.c: Likewise.
8156 * varasm.c: Don't include cfglayout.h, basic-block.h,
8157 and tree-iterator.h.
8158 * tree-cfgcleanup.c: Don't include cfglayout.h.
8159 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
8160 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
8161 * cgraphclones.c: Don't include plugin.h.
8163 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
8165 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
8166 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
8167 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
8169 2012-05-31 Richard Guenther <rguenther@suse.de>
8171 * tree-loop-distribution.c (struct partition_s): New struct,
8172 typedef and vector type.
8173 (partition_alloc, partition_free): New functions.
8174 (generate_loops_for_partition, generate_builtin,
8175 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
8176 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
8177 build_rdg_partition_for_component, can_generate_builtin,
8178 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
8179 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
8180 number_of_rw_in_partition, partition_contains_all_rw,
8181 ldist_gen): Use partition_t instead of bitmap.
8183 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
8185 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
8186 * doc/avr-mmcu.texi: Regenerate.
8188 2012-05-31 Richard Guenther <rguenther@suse.de>
8190 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8191 Use FOR_EACH_SSA_DEF_OPERAND.
8192 (generate_builtin): Adjust.
8193 (stmt_generated_in_another_partition): Remove.
8194 (add_scalar_computations_to_partition): Likewise.
8195 (rdg_build_partitions): Do not call
8196 add_scalar_computations_to_partition.
8198 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
8200 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
8201 double ints throughout.
8202 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
8203 Check that the position of the field is representable as an integer.
8205 2012-05-31 Richard Guenther <rguenther@suse.de>
8207 * tree-data-ref.c (dr_analyze_innermost): Properly convert
8208 the MEM_REF offset to sizetype.
8210 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
8212 * doc/invoke.texi (AVR Options): Fix typos.
8214 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
8216 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
8218 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
8219 non-v32 into --march=v0_v10.
8221 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8223 * ira-int.h (target_ira_int): Rename x_move_cost to
8224 x_ira_register_move_cost, x_may_move_in_cost to
8225 x_ira_may_move_in_cost and x_may_move_out_cost to
8226 x_ira_may_move_out_cost. Delete the old fields with
8227 those names and also x_ira_max_register_move_cost,
8228 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
8229 (move_cost, may_move_in_cost, may_move_out_cost)
8230 (ira_max_register_move_cost, ira_max_may_move_in_cost)
8231 (ira_max_may_move_out_cost): Delete.
8232 * ira.c (init_move_cost): Rename to...
8233 (ira_init_register_move_cost): ...this, deleting the old
8234 function with that name. Apply above variable renamings.
8235 Retain asserts for null fields.
8236 (ira_init_once): Don't initialize register move costs here.
8237 (free_register_move_costs): Apply above variable renamings.
8238 Remove code for deleted fields.
8240 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8242 * ira.c (init_move_cost): Adjust choice of subclasses to match
8243 the current ira_init_register_move_cost choice. Use
8244 ira_class_subset_p instead of reg_class_subset_p.
8245 (ira_init_register_move_cost): Assert that move_cost,
8246 may_move_in_cost and may_move_out_cost already hold the desired
8247 values for their ira_* equivalents. For the latter two,
8248 ignore classes that can't store a register of the given mode.
8250 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8252 * ira.c (setup_allocno_and_important_classes): Use
8253 ira_class_hard_regs_num to check whether a class has any
8254 allocatable registers.
8255 (ira_init_register_move_cost): Likewise.
8257 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8259 * ira.c (init_move_cost): Adjust local variable names to match
8260 file conventions. Use ira_assert instead of gcc_assert.
8262 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8264 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
8265 Move these definitions and associated target_globals fields to...
8266 * ira-int.h: ...here.
8267 * rtl.h (init_move_cost): Delete.
8268 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
8269 * ira.c: ...here, making the latter static.
8271 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8273 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
8274 and ira_register_move_cost instead of init_move_cost and move_cost.
8276 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8278 * ira.h (target_ira): Delete x_ira_available_class_regs.
8279 (ira_available_class_regs): Delete.
8280 * ira.c (setup_available_class_regs): Delete.
8281 (setup_alloc_classes): Don't call it.
8282 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
8283 ira_available_class_regs.
8284 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
8285 (model_spill_cost): Likewise.
8286 * ira-build.c (low_pressure_loop_node_p): Likewise.
8287 * ira-color.c (color_pass): Likewise.
8288 * ira-emit.c (change_loop): Likewise.
8289 * ira-lives.c (inc_register_pressure, dec_register_pressure)
8290 (single_reg_class, ira_implicitly_set_insn_hard_regs)
8291 (process_bb_node_lives): Likewise.
8292 * loop-invariant.c (gain_for_invariant): Likewise.
8294 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8297 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
8298 (pa_section_type_flags): New.
8299 (pa_legitimate_constant_p): Revert previous change.
8301 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
8303 * ira.c (allocate_initial_values): Make static.
8305 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
8307 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
8308 Generate tls_initial_exec_64_sun only when !TARGET_X32.
8310 2012-05-30 Richard Guenther <rguenther@suse.de>
8313 * fold-const.c (fold_binary_loc): Make sure to call
8314 fold_plusminus_mult_expr with the original sign of operands.
8316 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
8318 * Makefile.in: Fix many dependencies.
8319 (DWARF2_H): Depend on dwarf2.def.
8320 (RTL_ERROR_H): Depend on rtl-error.h.
8321 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
8322 all gimple-pretty-print.h and tree-pretty-print.h references.
8324 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
8326 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
8329 2012-05-30 Richard Guenther <rguenther@suse.de>
8332 * tree-emutls.c (gen_emutls_addr): Do not add globals to
8335 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
8337 * explow.c (probe_stack_range): Restore simple control flow and stop
8338 again when the probe cannot be generated if HAVE_check_stack.
8340 2012-05-30 Jakub Jelinek <jakub@redhat.com>
8342 PR rtl-optimization/53519
8343 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
8344 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
8346 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8348 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
8350 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
8353 * doc/tm.texi: Update.
8354 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
8355 * target.def (force_at_comp_dir): New hook.
8356 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
8357 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
8359 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
8361 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
8363 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
8364 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
8366 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
8369 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
8370 flag_unsafe_math_optimizations is set.
8371 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
8372 Update description of -mfused-madd.
8374 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
8377 * config/sh/predicates.md (atomic_arith_operand,
8378 atomic_logical_operand): New predicates.
8379 * config/sh/sh.c (sh_option_override): Check atomic options.
8380 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
8381 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
8382 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
8383 UNSUPPORTED_HARD_ATOMIC_CPU.
8384 * config/sh/sync.md: Update description comments.
8385 (I12): New mode iterator.
8386 (fetchop_predicate, fetchop_constraint): New code attributes.
8387 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
8388 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
8389 atomic_fetch_<fetchop_name>si_hard,
8390 atomic_fetch_<fetchop_name><mode>_hard,
8391 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
8392 atomic_<fetchop_name>_fetchsi_hard,
8393 atomic_<fetchop_name>_fetch<mode>_hard,
8394 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
8395 atomic_test_and_set_hard): New insns.
8396 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
8397 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
8398 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
8399 atomic_test_and_set_soft): Use same formatting for the first line of
8400 the asm block as in new insns above.
8401 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
8402 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
8403 atomic_test_and_set): Integrate new *_hard insns into expanders.
8404 * config/sh/sh.opt (mhard-atomic): New option.
8405 * doc/invoke.texi (SH Options): Document it.
8407 2012-05-29 Meador Inge <meadori@codesourcery.com>
8409 * c-decl.c (c_push_function_context): Always create a new language
8411 (c_pop_function_context): Clear the language function created in
8412 c_push_function_context.
8414 2012-05-29 Matt Turner <mattst88@gmail.com>
8416 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
8417 (define_bypass "ev6_fcmov"): New.
8419 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
8421 * integrate.c: Remove.
8422 * integrate.h: Remove.
8423 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
8424 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
8425 * config/rs6000/t-rs6000: Likewise
8426 * config/spu/t-spu-elf: Likewise.
8427 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
8428 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
8429 from integrate.h to here.
8430 (initial_value_entry): New prototype.
8431 * reload.h (allocate_initial_values): Remove prototype.
8432 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
8433 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
8435 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
8436 set_decl_abstract_flags, set_block_abstract_flags): Move from
8437 integrate.c to here, the only user.
8438 * expmed.c (extract_fixed_bit_field): Remove outdated comment
8440 * function.c: Don't include integrate.h.
8441 (struct initial_value_pair, struct initial_value_struct,
8442 get_hard_reg_initial_val, has_hard_reg_initial_val,
8443 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
8444 integrate.c to here.
8445 (initial_value_entry): New function.
8446 * genemit.c (main): Don't print integrate.h include line.
8447 * ira.c: Don't include integrate.h.
8448 (allocate_initial_values): Move from integrate.c to here.
8449 (ira): Update allocate_initial_values call.
8450 * tree-inline.c: Don't include integrate.h.
8451 (function_attribute_inlinable_p): Moved from integrate.c to here.
8452 * cfgexpand.c: Don't include integrate.h.
8453 * except.c: Likewise.
8454 * langhooks.c: Likewise.
8455 * passes.c: Likewise.
8456 * toplev.c: Likewise.
8457 * config/frv/frv.c: Likewise.
8458 * config/pa/pa.c: Likewise.
8459 * config/spu/spu.c: Likewise.
8460 * config/epiphany/epiphany.c: Likewise.
8461 * config/mep/mep.c: Likewise.
8462 * config/score/score.c: Likewise.
8463 * config/picochip/picochip.c: Likewise.
8464 * config/sh/sh.c: Likewise.
8465 * config/alpha/alpha.c: Likewise.
8466 * config/microblaze/microblaze.c: Likewise.
8467 * config/mips/mips.c: Likewise.
8468 * config/v850/v850.c: Likewise.
8469 * config/mmix/mmix.c: Likewise.
8470 * config/bfin/bfin.c: Likewise.
8471 * config/arm/arm.c: Likewise.
8472 * config/s390/s390.c: Likewise.
8473 * config/m32r/m32r.c: Likewise.
8474 * config/rs6000/rs6000.c: Likewise.
8475 * config/c6x/c6x.c: Include function.h instead of integrate.h.
8476 * config/tilegx/tilegx.c: Likewise.
8477 * config/tilepro/tilepro.c: Likewise.
8479 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
8481 * config/avr/t-avr (s-avr-mmcu-texi): Call
8482 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
8484 2012-05-29 Michael Matz <matz@suse.de>
8486 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
8487 assign_temp): Remove 'keep' argument.
8488 (mark_temp_addr_taken): Remove prototype.
8489 * tree.h (expand_decl): Remove prototype.
8490 * function.c (struct temp_slot): Remove addr_taken and keep member.
8491 (assign_stack_temp_for_type) Don't initialize above, remove
8493 (assign_stack_temp, assign_temp): Remove keep argument.
8494 (mark_temp_addr_taken): Remove.
8495 (preserve_temp_slots): Remove handling of addr_taken and keep members.
8496 (free_temp_slots): Ditto.
8497 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
8499 * stmt.c (expand_asm_operands): Remove dead code.
8500 (expand_decl): Remove.
8501 * c-decl.c (finish_struct): Don't call expand_decl.
8502 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
8503 and assign_stack_temp.
8504 * calls.c (save_fixed_argument_area, initialize_argument_information,
8505 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
8506 * expmed.c (extract_bit_field_1): Ditto.
8507 * expr.c (emit_group_load_1, emit_group_store,
8508 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
8509 store_field, expand_constructor, expand_cond_expr_using_cmove,
8510 expand_expr_real_2, expand_expr_real_1): Ditto.
8511 * stmt.c (expand_asm_operands, expand_return): Ditto.
8513 * function.c (pop_temp_slots): Call free_temp_slots.
8514 * calls.c (store_one_arg): Don't call preserve_temp_slots or
8516 * expr.c (expand_assignment): Don't call free_temp_slots.
8518 * config/arm/arm.c (neon_expand_vector_init): Ditto.
8519 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
8520 (ix86_expand_vector_extract): Ditto.
8521 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
8522 ia64_expand_movxf_movrf): Ditto.
8523 * config/mips/mips.c (mips_expand_vi_general): Ditto.
8524 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
8525 extendsfdf2): Ditto.
8526 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
8527 rs6000_expand_vector_set, rs6000_expand_vector_extract,
8528 rs6000_allocate_stack_temp): Ditto.
8529 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
8530 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
8531 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
8532 sparc_expand_vector_init): Ditto.
8534 2012-05-29 Michael Matz <matz@suse.de>
8536 * c-tree.h (c_expand_decl): Remove prototype.
8538 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
8540 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
8541 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
8542 COMPOUND_LITERAL_EXPR.
8543 * function.c (expand_function_start): Don't call expand_decl,
8544 instead assert that we have RTL assigned.
8545 * tree-ssa-live.c (remove_unused_locals): Clear
8546 nonlocal_goto_save_area if its backing variable is removed.
8547 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
8549 (expand_decl): Assert that this does nothing.
8550 * calls.c (expand_call): Don't call mark_temp_addr_taken.
8552 2012-05-29 Richard Guenther <rguenther@suse.de>
8554 PR tree-optimization/53516
8555 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
8557 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
8559 2012-05-29 Joseph Myers <joseph@codesourcery.com>
8561 * LANGUAGES: Fix typos.
8562 * Makefile.in: Fix typos.
8563 * alias.c: Fix typos.
8564 * auto-inc-dec.c: Fix typos.
8565 * bb-reorder.c: Fix typos.
8566 * cfgcleanup.c: Fix typos.
8567 * cgraph.c: Fix typos.
8568 * cgraph.h: Fix typos.
8569 * cgraphunit.c: Fix typos.
8570 * collect2-aix.h: Fix typos.
8571 * collect2.c: Fix typos.
8572 * compare-elim.c: Fix typos.
8573 * config/alpha/vms.h: Fix typos.
8574 * config/arm/README-interworking: Fix typos.
8575 * config/arm/arm.c: Fix typos.
8576 * config/arm/iterators.md: Fix typos.
8577 * config/arm/vxworks.h: Fix typos.
8578 * config/avr/avr.c: Fix typos.
8579 * config/avr/avr.h: Fix typos.
8580 * config/avr/avr.md: Fix typos.
8581 * config/avr/builtins.def: Fix typos.
8582 * config/c6x/c6x.c: Fix typos.
8583 * config/cr16/cr16.c: Fix typos.
8584 * config/cr16/cr16.md: Fix typos.
8585 * config/cris/cris.md: Fix typos.
8586 * config/darwin.c: Fix typos.
8587 * config/darwin.opt: Fix typos.
8588 * config/i386/i386-c.c: Fix typos.
8589 * config/i386/i386.c: Fix typos.
8590 * config/ia64/ia64.c: Fix typos.
8591 * config/m68k/cf.md: Fix typos.
8592 * config/mep/mep.c: Fix typos.
8593 * config/microblaze/microblaze.c: Fix typos.
8594 * config/microblaze/microblaze.h: Fix typos.
8595 * config/mn10300/mn10300.c: Fix typos.
8596 * config/mn10300/mn10300.md: Fix typos.
8597 * config/pa/pa.c: Fix typos.
8598 * config/picochip/picochip.h: Fix typos.
8599 * config/rs6000/a2.md: Fix typos.
8600 * config/rs6000/rs6000.c: Fix typos.
8601 * config/rs6000/vector.md: Fix typos.
8602 * config/rx/rx.md: Fix typos.
8603 * config/rx/rx.opt: Fix typos.
8604 * config/s390/2097.md: Fix typos.
8605 * config/s390/s390.c: Fix typos.
8606 * config/s390/s390.h: Fix typos.
8607 * config/sh/sh.c: Fix typos.
8608 * config/sh/sh.md: Fix typos.
8609 * config/sparc/sync.md: Fix typos.
8610 * config/spu/spu.c: Fix typos.
8611 * config/spu/spu.md: Fix typos.
8612 * config/vms/vms.c: Fix typos.
8613 * config/vxworks-dummy.h: Fix typos.
8614 * config/vxworks.h: Fix typos.
8615 * cselib.c: Fix typos.
8616 * df-scan.c: Fix typos.
8618 * doc/extend.texi: Fix typos.
8619 * doc/install.texi: Fix typos.
8620 * doc/invoke.texi: Fix typos.
8621 * doc/md.texi: Fix typos.
8622 * doc/plugins.texi: Fix typos.
8623 * doc/rtl.texi: Fix typos.
8625 * dwarf2asm.c: Fix typos.
8626 * dwarf2out.c: Fix typos.
8627 * except.h: Fix typos.
8628 * expr.c: Fix typos.
8629 * fold-const.c: Fix typos.
8631 * gcse.c: Fix typos.
8632 * genautomata.c: Fix typos.
8633 * gengtype-state.c: Fix typos.
8634 * gengtype.c: Fix typos.
8635 * genhooks.c: Fix typos.
8636 * gimple-fold.c: Fix typos.
8637 * gimple-pretty-print.c: Fix typos.
8638 * gimple.c: Fix typos.
8639 * gimple.h: Fix typos.
8640 * gimplify.c: Fix typos.
8641 * graphite-interchange.c: Fix typos.
8642 * graphite-sese-to-poly.c: Fix typos.
8643 * ifcvt.c: Fix typos.
8644 * input.c: Fix typos.
8645 * ipa-cp.c: Fix typos.
8646 * ipa-inline-analysis.c: Fix typos.
8647 * ipa-inline-transform.c: Fix typos.
8648 * ipa-inline.c: Fix typos.
8649 * ipa-pure-const.c: Fix typos.
8650 * ipa-ref.h: Fix typos.
8651 * ipa-reference.c: Fix typos.
8652 * ipa-utils.c: Fix typos.
8654 * ira-emit.c: Fix typos.
8655 * ira-lives.c: Fix typos.
8656 * lto-streamer.c: Fix typos.
8657 * lto-streamer.h: Fix typos.
8658 * lto-wrapper.c: Fix typos.
8660 * mode-switching.c: Fix typos.
8661 * modulo-sched.c: Fix typos.
8662 * plugin.c: Fix typos.
8663 * postreload.c: Fix typos.
8664 * sched-deps.c: Fix typos.
8665 * sel-sched-ir.c: Fix typos.
8666 * sel-sched-ir.h: Fix typos.
8667 * sel-sched.c: Fix typos.
8668 * sese.c: Fix typos.
8669 * stor-layout.c: Fix typos.
8670 * target-hooks-macros.h: Fix typos.
8671 * target.def: Fix typos.
8672 * trans-mem.c: Fix typos.
8673 * tree-eh.c: Fix typos.
8674 * tree-predcom.c: Fix typos.
8675 * tree-sra.c: Fix typos.
8676 * tree-ssa-address.c: Fix typos.
8677 * tree-ssa-loop-ivopts.c: Fix typos.
8678 * tree-ssa-loop-niter.c: Fix typos.
8679 * tree-ssa-math-opts.c: Fix typos.
8680 * tree-ssa-pre.c: Fix typos.
8681 * tree-ssa-propagate.c: Fix typos.
8682 * tree-ssa-reassoc.c: Fix typos.
8683 * tree-ssa-sccvn.c: Fix typos.
8684 * tree-ssa-ter.c: Fix typos.
8685 * tree-ssa-uninit.c: Fix typos.
8686 * tree-ssanames.c: Fix typos.
8687 * tree-vect-generic.c: Fix typos.
8688 * tree-vect-slp.c: Fix typos.
8689 * tree.c: Fix typos.
8690 * tree.h: Fix typos.
8691 * varasm.c: Fix typos.
8692 * varpool.c: Fix typos.
8694 2012-05-29 Joseph Myers <joseph@codesourcery.com>
8696 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
8698 2012-05-29 Richard Guenther <rguenther@suse.de>
8700 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
8702 (add_referenced_var_1): Re-organize. Assert we are not
8704 (remove_referenced_var): Likewise.
8705 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
8706 * tree-mudflap.c (execute_mudflap_function_ops): Do not
8707 call add_referenced_var on globals.
8708 * matrix-reorg.c (transform_access_sites): Likewise.
8710 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
8712 * alias.c (reg_known_value): Make this a VEC.
8713 (reg_known_equiv_p): Make this an sbitmap.
8714 (reg_known_value_size): Remove.
8715 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
8716 set_reg_known_equiv_p): Update for reg_known_value and
8717 reg_known_value_size data structure change.
8718 (init_alias_analysis, end_alias_analysis): Likewise.
8720 2012-05-29 Jakub Jelinek <jakub@redhat.com>
8723 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
8724 to avoid leaking memory. No need to handle memory allocation
8725 failure. Double string_len on each reallocation instead of adding 2.
8726 * gcov.c (read_line): Likewise.
8728 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
8730 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
8732 * config/cris/cris.md ("trap"): Define, enabled for
8733 TARGET_TRAP_USING_BREAK8.
8734 * config/cris/cris.opt (mtrap-using-break8): New option.
8736 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
8739 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
8742 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
8744 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
8745 (Standard Names): Fix typos in documentation of atomic patterns.
8747 2012-05-27 Nathan Sidwell <nathan@acm.org>
8749 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
8751 2012-05-26 Jason Merrill <jason@redhat.com>
8754 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
8755 about array compound literals.
8757 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
8759 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
8760 if CLEANUP_NO_INSN_DEL.
8761 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
8762 from cfg_layout_merge_blocks.
8763 (emit_nop_for_unique_locus_between): New function.
8764 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
8765 (cfg_layout_merge_blocks): Likewise.
8767 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
8768 Paolo Bonzini <bonzini@gnu.org>
8770 * df-scan.c (df_def_record_1): Assert a parallel must contain an
8771 EXPR_LIST at this point. Receive the LOC and move its extraction...
8772 (df_defs_record): ... here. Change if-else to a switch statement.
8773 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
8774 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
8775 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
8776 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
8777 regs_invalidated_by_call.
8778 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
8781 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
8784 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
8785 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
8787 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8789 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
8790 software floating point emulation. No longer build the multilibs
8791 with -mstrict-align.
8793 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
8796 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
8797 accessed indirectly.
8798 (ipa_tm_create_version): Same.
8800 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
8803 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
8804 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
8806 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
8809 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
8810 (ix86_expand_vec_perm): Use int mode instead of float.
8811 (expand_vec_perm_pshufb): Remove handling of useseless type
8814 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
8817 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
8818 gnu_ld variables to yes.
8819 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
8820 (HAVE_GNU_AS): Likewise.
8821 * config.in: Regenerate.
8822 * configure: Likewise.
8824 2012-05-25 Tristan Gingold <gingold@adacore.com>
8826 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
8827 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
8828 and preferred_alignment.
8830 2012-05-25 Tristan Gingold <gingold@adacore.com>
8832 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
8834 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
8836 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
8837 volatile bitfields case.
8839 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
8841 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
8842 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
8843 (adjacent_mem_locations): Move some code to and call...
8844 (get_memref_parts): ...new function.
8845 (mem_locations_overlap): New function.
8846 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
8847 (is_mem_ref): Rename to...
8848 (find_mem_ref): ...this. Return MEM rtx.
8849 (get_store_dest): Remove function.
8850 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
8851 new parameter and adjust calls.
8852 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
8853 mem refs overlap for true_store_to_load_dep_costly.
8854 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
8855 passed to adjacent_mem_locations.
8856 (is_costly_group): Walk resolved dependency list.
8857 (force_new_group): Emit group ending nop for Power6/Power7.
8858 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
8859 (group_ending_nop): New define_insn.
8861 2012-05-24 Dodji Seketeli <dodji@redhat.com>
8863 Make unwound macro expansion trace less redundant
8864 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
8865 context of macro definition in the trace, when it's redundant.
8868 2012-05-24 Richard Guenther <rguenther@suse.de>
8871 * tree-profile.c (tree_profiling): Cleanup the CFG if
8872 execute_fixup_cfg requests it.
8874 2012-05-24 Richard Guenther <rguenther@suse.de>
8876 * tree-flow.h (create_var_ann): Remove.
8877 * tree-dfa.c (create_var_ann): Remove and inline into its
8879 (add_referenced_var_1): ... here.
8880 * varpool.c (add_new_static_var): Do not call add_referenced_var
8882 * gimple-fold.c (canonicalize_constructor_val): Likewise.
8883 * tree-switch-conversion.c (build_one_array): Likewise.
8884 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
8885 * tree-flow-inline.h (gimple_referenced_vars): Guard against
8887 * tree-inline.c (remap_gimple_op_r): Likewise. Check
8888 gimple_referenced_vars instead of gimple_in_ssa_p.
8889 (copy_tree_body_r): Likewise.
8890 (setup_one_parameter): Likewise.
8891 (declare_return_variable): Likewise.
8892 (tree_function_versioning): Likewise.
8894 2012-05-24 Jakub Jelinek <jakub@redhat.com>
8896 PR tree-optimization/53465
8897 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
8898 vr0 into *vr, then vrp_meet that.
8899 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
8900 have any equivalences.
8901 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
8904 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
8906 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
8908 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
8909 check end_regno - 1 is a hard register.
8911 2012-05-24 Richard Guenther <rguenther@suse.de>
8913 * varpool.c (add_new_static_var): Remove call to create_var_ann.
8914 * tree-ssa-operands.c (create_vop_var): Likewise.
8916 2012-05-24 Richard Guenther <rguenther@suse.de>
8919 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
8921 (remove_unused_locals): Pass global_unused_vars to
8922 remove_unused_scope_block_p. Restore code walking all
8923 referenced vars and pruning them.
8925 2012-05-23 Jan Hubicka <jh@suse.cz>
8927 * tree.h (alias_diag_flags): Remove.
8928 (alias_pair): Remove emitted_diags.
8929 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
8930 symbol_alias_set_t, symbol_alias_set_destroy,
8931 symbol_alias_set_contains, propagate_aliases_backward): Remove.
8932 * toplev.c (compile_file): Do not call finish_aliases_2
8933 * cgraphunit.c (cgraph_process_new_functions): Do not call
8935 (handle_alias_pairs): Output diagnostics about aliases to externals.
8936 (assemble_thunks_and_aliases): Use do_assemble_alias.
8937 (output_weakrefs): Likewise.
8938 (finalize_compilation_unit): Do not call finish_aliases_1.
8939 * ipa.c (symtab_remove_unreachable_nodes): De not call
8940 remove_unreachable_alias_pairs.
8941 * varasm.c (do_assemble_alias): Export.
8942 (symbol_alias_set_create, symbol_alias_set_destroy,
8943 symbol_alias_set_contains, symbol_alias_set_insert,
8944 propagate_aliases_forward, propagate_aliases_backward,
8945 propagate_aliases_backward, trivially_visible_alias,
8946 trivially_defined_alias, remove_unreachable_alias_pairs,
8947 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
8948 * output.h (do_assemble_alias): Declare.
8949 * varpool.c (varpool_remove_unreferenced_decls): Do not call
8952 2012-05-23 Martin Jambor <mjambor@suse.cz>
8954 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
8956 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
8958 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
8960 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
8961 (iterative_hash_gimple_type): Adjust comment.
8962 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
8963 domain for an array type instead of the domain type itself.
8965 2012-05-23 Richard Guenther <rguenther@suse.de>
8967 PR tree-optimization/53438
8968 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
8970 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
8973 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
8974 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
8977 2012-05-23 Richard Guenther <rguenther@suse.de>
8979 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
8980 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
8981 via the global_unused_vars bitmap.
8982 (remove_unused_locals): Handle global vars in local-decls via
8983 a global_unused_vars bitmap instead of the used flag in the
8984 var annotation. Simplify global variable handling and removal.
8986 2012-05-22 Jan Hubicka <jh@suse.cz>
8989 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
8990 from other partitions.
8992 2012-05-22 Jan Hubicka <jh@suse.cz>
8995 * symtab.c (symtab_register_node): Fix ordering issue.
8997 2012-05-22 Steven Drake <sbd@NetBSD.org>
8999 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
9001 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
9003 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9004 Use strip_name_encoding target hook.
9006 2012-05-22 Richard Guenther <rguenther@suse.de>
9008 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
9009 (init_function_for_compilation): Remove.
9010 * tree-dfa.c (find_vars_r): Take struct function argument.
9011 (find_referenced_vars_in): Adjust.
9012 * tree-ssa-operands.c (clobber_stats): Remove.
9013 (create_vop_var): Take struct function argument. Mark
9014 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
9015 (init_ssa_operands): Take struct function argument.
9016 (fini_ssa_operands): Do not dump dead stats.
9017 * tree-ssa-operands.h (init_ssa_operands): Take struct function
9019 * cgraphunit.c (init_lowered_empty_function): Adjust.
9020 * lto-streamer-in.c (input_cfg): Likewise.
9021 * tree-inline.c (initialize_cfun): Likewise.
9022 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
9023 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
9024 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
9025 virtual operands are not registers.
9027 2012-05-22 Richard Guenther <rguenther@suse.de>
9029 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
9031 2012-05-22 Richard Guenther <rguenther@suse.de>
9034 * tree-inline.c (setup_one_parameter): Create a dummy init
9035 statement for unused parameters when not optimizing.
9037 2012-05-22 Richard Guenther <rguenther@suse.de>
9039 * tree-flow.h (add_referenced_var_1): Declare.
9040 (add_referenced_var): Define.
9041 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
9042 (add_referenced_var): Rename to ...
9043 (add_referenced_var_1): ... this. Take struct function argument.
9045 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9048 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
9049 * config/arm/arm.c (arm_validize_comparison): Define.
9050 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
9051 arm_validize_comparison.
9052 ("cbranchdi4"): Likewise.
9053 ("cstoredi4"): Likewise.
9054 ("movsicc"): Likewise.
9055 ("movsfcc"): Likewise.
9056 ("movdfcc"): Likewise.
9058 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
9060 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
9061 the mw_reg_pool size.
9063 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
9065 PR tree-optimization/53336
9066 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
9067 non-integer integral types to offset type and vice versa.
9069 2012-05-22 Alan Modra <amodra@gmail.com>
9071 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
9072 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
9073 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
9074 V_SAVE_INLINE): Delete.
9075 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
9076 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
9077 For ELF targets, use out-of-line restores for -Os and any number
9078 of regs if the restore exits, and out-of-line gp save for two or
9079 more regs. Use save_reg_p to test for holes in reg restore set.
9080 Replace "#if" with "if".
9082 2012-05-22 Alan Modra <amodra@gmail.com>
9084 * config/rs6000/rs6000.c (save_reg_p): New function.
9085 (first_reg_to_save, first_fp_reg_to_save): Use it here.
9086 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
9087 (emit_frame_save): Use gen_frame_store.
9088 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
9089 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
9091 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
9092 vrsave, toc, gp and fp restores.
9094 2012-05-22 Alan Modra <amodra@gmail.com>
9096 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
9097 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
9098 Move function pointer variables after forward declarations.
9099 (rs6000_builtin_support_vector_misalignment): Make static.
9100 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
9101 (rs6000_function_value, rs6000_can_eliminate): Likewise.
9103 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
9105 PR rtl-optimization/53373
9106 * caller-save.c (save_call_clobbered_regs): Look into a possible
9107 PARALLEL manually rather than using single_set on a call insn.
9109 2012-05-21 Jakub Jelinek <jakub@redhat.com>
9111 PR tree-optimization/53436
9112 * omp-low.c (omp_build_component_ref): New function.
9113 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
9115 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
9117 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
9119 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
9120 Do not print '.' here. Output operand lossage error for unhandled
9125 <case 'z'>: Hardcode "code" argument into error strings.
9127 <case 'D'>: Merge AVX and non-AVX codes.
9128 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
9129 Update call to put_condition_code.
9131 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
9133 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
9135 (clzsi2): New expander.
9136 (*clzsi2_68k): New insn.
9137 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
9139 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
9141 * gimple.h (gimple_set_in_transaction): Remove.
9142 (gimple_in_transaction): Look in BB instead.
9143 (gimple_statement_base): Remove in_transaction field.
9144 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
9145 * trans-mem.c (compute_transaction_bits): Place transaction bit
9146 information into basic blocks.
9148 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
9150 * expr.c (get_def_for_expr_class): Define only if
9151 HAVE_conditional_move.
9152 (convert_tree_comp_to_rtx): Likewise.
9154 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
9157 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
9159 (ffssi2_no_cmove): Ditto.
9160 (*ffs<mode>_1): Remove insn pattern.
9161 (*tzcnt<mode>_1): New insn pattern.
9162 (*bsf<mode>1): Ditto.
9164 2012-05-21 Richard Guenther <rguenther@suse.de>
9166 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
9167 more referenced vars.
9168 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
9169 flag on variables that have a var-annotation.
9171 2012-05-21 Joseph Myers <joseph@codesourcery.com>
9174 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
9175 from folded operands before wrapping another around the
9176 conditional expression.
9178 2012-05-21 Jakub Jelinek <jakub@redhat.com>
9180 PR tree-optimization/53366
9181 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
9182 tests if complex_numbers == 2, but there are non-complex number loads
9185 PR tree-optimization/53409
9186 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
9187 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
9189 PR tree-optimization/53410
9190 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
9191 instead of build_int_cst (type, 0) where vector types might be
9192 involved. Instead of build_int_cst (type, 1) convert the original
9193 integer_onep argument to the desired type.
9195 2012-05-21 Michael Matz <matz@suse.de>
9197 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
9198 (simplify_test_exp): Handle one more case of distributive law,
9199 decrease cost threshold.
9200 (tests_attr_p, get_attr_order): New functions.
9201 (optimize_attrs): Use topological order, inline only cheap values.
9202 (write_attr_set): Reset our_known_true after some time.
9204 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
9207 * config/i386/i386.c (type_natural_mode): Warn passing SSE
9208 vector argument without SSE enabled changes the ABI.
9210 2012-05-21 Richard Guenther <rguenther@suse.de>
9212 PR tree-optimization/53408
9213 * tree-vect-loop.c (vectorizable_induction): Properly check
9214 the restriction that we cannot handle induction results from
9215 the inner loop outside of the outer loop.
9217 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
9220 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
9221 (UNSPECV_RDRAND): This.
9222 (rdrand<mode>_1): Updated.
9224 2012-05-21 Richard Guenther <rguenther@suse.de>
9226 * tree-loop-distribution.c (can_generate_builtin): Reject
9229 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
9231 * Makefile.in (options.c): Add options.h to included header
9234 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
9236 * tree-parloops.c : Add myself to contributors, update
9237 TODO list, add link to wiki.
9239 2012-05-21 Alan Modra <amodra@gmail.com>
9241 * config/rs6000/predicates.md (input_operand): Don't match
9242 constant pool addresses. Remove label_ref, high and plus from
9243 match_code list. Remove redundant CONSTANT_P test.
9244 (splat_input_operand): Similarly update match_code list.
9245 (small_toc_ref): New predicate.
9246 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
9247 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
9248 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
9249 register checks to..
9250 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
9251 generated by create_TOC_reference.
9252 (rs6000_legitimize_address): Update cerate_TOC_reference call.
9253 (rs6000_delegitimize_address): Handle new rtl for toc refs.
9254 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
9255 (use_toc_relative_ref): New function, split out from..
9256 (rs6000_emit_move): ..here. Remove redundant tests. Update
9257 create_TOC_reference calls.
9258 (rs6000_legitimize_reload_address): Formatting. Handle splitting
9259 of medium/large model toc addresses. Use use_toc_relative_ref.
9260 (print_operand): Formatting, style. Adjust for toc changes.
9261 (print_operand_address): Likewise.
9262 (rs6000_output_addr_const_extra): Likewise.
9263 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
9264 than a PLUS. Use this formulation for both high and low part
9265 of -mcmodel=medium/large toc reference too. Before reload,
9266 always use the small model formulation.
9267 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
9268 a PLUS in high part of addresses here.
9269 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
9270 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
9271 (largetoc_high, largetoc_low): Move earlier. Cope when no
9273 (largetoc_high_plus): New insn.
9274 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
9275 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
9276 (tocref): ..instead do so here, new insn and split.
9278 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
9280 * config/i386/driver-i386.c (host_detect_local_cpu): Support
9281 RDRND, F16C and FSGSBASE.
9283 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9285 PR rtl-optimzation/53373
9286 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
9287 call pattern. Update split patterns.
9288 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
9289 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
9291 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
9293 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
9296 2012-05-18 Jan Hubicka <jh@suse.cz>
9298 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
9299 (cgraph_process_new_functions): Process also aliases.
9300 * lto-streamer-out.c (struct sets): Remove.
9301 (trivally_defined_alias): Remove.
9302 (output_alias_pair_p): Remove.
9303 (output_unreferenced_globals): Remove.
9304 (produce_symtab); Do not handle alias pairs.
9305 (produce_asm_for_decls): Likewise.
9306 * lto-streamer-in.c (input_alias_pairs): Remove.
9307 (lto_read_body): Do not input alias pairs.
9308 (lto_input_constructors_and_inits): Remove.
9310 2012-05-18 Jan Hubicka <jh@suse.cz>
9312 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
9315 2012-05-18 Jan Hubicka <jh@suse.cz>
9317 * cgraphbuild.c (record_reference): Update.
9318 * lto-cgraph.c (lto_output_varpool_node): External vars
9319 are not in other partition even if they are not output
9320 in current partition.
9321 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
9323 (canonicalize_constructor_val): Take FROM_DECL argument.
9324 (fold_ctor_reference, fold_string_cst_ctor_reference,
9325 fold_array_ctor_reference, fold_nonarray_ctor_reference,
9326 fold_ctor_reference): Likewise.
9327 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
9328 * gimple.h (gimple_fold_builtin): Likewise.
9330 2012-05-18 Olivier Hainque <hainque@adacore.com>
9332 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
9333 $(libsubdir) as libexecsubdir.
9335 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9337 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
9338 relied on signed overflow behavior.
9340 2012-05-18 Richard Guenther <rguenther@suse.de>
9342 PR tree-optimization/53346
9343 * tree-loop-distribution.c (ldist_gen): Make sure to apply
9344 builtin transform even when only a single partition with
9345 all reads/writes exists.
9347 2012-05-18 Richard Guenther <rguenther@suse.de>
9349 PR tree-optimization/53390
9350 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
9353 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9355 * tree-ssa-reassoc.c (bip_map): Remove decl.
9356 (completely_remove_stmt): Remove function.
9357 (remove_def_if_absorbed_call): Remove function.
9358 (remove_visited_stmt_chain): Remove __builtin_powi handling.
9359 (possibly_move_powi): Remove function.
9360 (rewrite_expr_tree): Remove calls to possibly_move_powi.
9361 (rewrite_expr_tree_parallel): Likewise.
9362 (attempt_builtin_powi): Build multiplies explicitly rather than
9363 relying on the ops vector and rank system.
9364 (transform_stmt_to_copy): New function.
9365 (transform_stmt_to_multiply): Likewise.
9366 (reassociate_bb): Handle leftover operations after __builtin_powi
9367 optimization; build a final multiply if necessary.
9369 2012-05-18 Jan Hubicka <jh@suse.cz>
9371 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
9372 (mark_functions_to_output): Fix sanity check.
9373 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
9375 2012-05-18 Richard Guenther <rguenther@suse.de>
9377 * tree-flow.h (mark_symbols_for_renaming): Remove.
9378 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
9379 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
9380 (copy_debug_stmt): Likewise.
9381 (expand_call_inline): Likewise.
9382 (declare_return_variable): Mark the return variable for renaming
9385 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
9387 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
9389 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
9390 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
9391 (ashrdi3,lshrdi3): Likewise.
9392 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
9394 2012-05-18 Meador Inge <meadori@codesourcery.com>
9396 PR rtl-optimization/53352
9397 * cse.c (equiv_constant): Ignore paradoxical subregs.
9399 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
9401 PR rtl-optimization/53125
9402 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
9403 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
9404 die in the basic block. Correctly top off REG_FREQ and
9405 REG_FREQ_CALLS_CROSSED.
9407 (regstat_compute_ri): Allocate and free local_live_last_luid.
9409 (regstat_bb_compute_calls_crossed): Correctly top off
9410 REG_FREQ_CALLS_CROSSED.
9412 2012-05-17 Jan Hubicka <jh@suse.cz>
9414 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
9415 constructor over decl without.
9416 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
9417 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
9418 * cgraphunit.c (process_function_and_variable_attributes): Finalize
9420 (mark_functions_to_output): Also accept bodies for functions with
9422 (output_in_order): Skip external vars.
9423 * lto-cgraph.c (lto_output_node): External functions are never in other
9425 (lto_output_varpool_node): Likewise.
9426 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
9427 forgotten initializers.
9428 * ipa.c (process_references): Handle external vars.
9429 (symtab_remove_unreachable_nodes): Update to handle external vars.
9430 (varpool_externally_visible_p): External vars are externally visible.
9431 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
9432 * varpool.c (varpool_remove_node): Remove constructor.
9433 (decide_is_variable_needed): Handle externals.
9434 (varpool_remove_unreferenced_decls): Likewise.
9436 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9438 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
9439 (enable_warning_as_error): Do not special case Wuninitialized.
9440 * optc-gen.awk: Add sanity checks.
9442 2012-05-17 Jan Hubicka <jh@suse.cz>
9444 * ipa-reference.c (is_proper_for_analysis): Do not check flags
9445 that might change as result of global optimization.
9446 (analyze_function): Do not check analyzed and externally_visible
9447 flags; be happy about address dereferences.
9448 (propagate): Prune all_module_statics so it really contains just
9449 statics; prune all the local summaries.
9450 (ipa_reference_write_optimization_summary): Simplify.
9452 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
9454 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
9455 * config/m68k/m68k-tables.opt: Regenerated.
9456 * doc/invoke.texi (M680x0 Options): Document.
9458 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
9459 Patrick Marlier <patrick.marlier@gmail.com>
9461 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
9464 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
9466 * configure: Regenerated.
9468 2012-05-16 Andrew Pinski <apinski@cavium.com>
9470 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
9473 2012-05-16 David S. Miller <davem@davemloft.net>
9475 * jump.c (delete_related_insns): If we remove a CALL, make sure
9476 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
9478 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9480 PR tree-optimization/53217
9481 * tree-ssa-reassoc.c (bip_map): New static variable.
9482 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
9483 (attempt_builtin_powi): Save feeding multiplies on a stack.
9484 (reassociate_bb): Create and destroy bip_map.
9486 2012-05-16 Olivier Hainque <hainque@adacore.com>
9488 * Makefile.in (install-no-fixedincludes): New target, former toplevel
9489 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
9490 Add comments and improve stamp preservation across the whole sequence.
9491 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
9493 2012-05-16 Richard Guenther <rguenther@suse.de>
9495 * tree-inline.c (insert_init_stmt): Do not call
9496 mark_symbols_for_renaming.
9497 (setup_one_parameter): Avoid initializing unused parameters.
9498 (declare_return_variable): Properly handle DECL_BY_REFERENCE
9499 return vars in SSA form.
9501 2012-05-16 Richard Guenther <rguenther@suse.de>
9503 * tree-flow.h (get_virtual_var): Remove.
9504 * tree-dfa.c (get_virtual_var): Likewise.
9506 2012-05-16 Richard Guenther <rguenther@suse.de>
9508 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
9509 Remove set-only bitmap of new names.
9510 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
9512 * tree-flow.h (ssa_names_to_replace): Remove.
9513 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
9515 2012-05-16 Richard Guenther <rguenther@suse.de>
9517 PR tree-optimization/53364
9518 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
9519 detect a view-conversion of the decl.
9521 2012-05-16 Dodji Seketeli <dodji@redhat.com>
9523 PR preprocessor/7263
9524 * c-tree.h (enum c_declspec_word): Declare new enum.
9525 (struct c_declspecs::locations): New member.
9526 (declspecs_add_qual, declspecs_add_scspec)
9527 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
9529 * c-decl.c (build_null_declspecs): Initialize the new struct
9530 c_declspecs::locations member.
9531 (declspecs_add_addrspace): Take a location parameter for the
9532 address space. Store it onto declaration specifiers.
9533 (declspecs_add_qual): Likewise, take a location parameter for the
9535 (declspecs_add_type): Likewise, take a location parameter for the
9537 (declspecs_add_scspec): Likewise, take a location parameter for
9538 the storage class specifier.
9539 (declspecs_add_attrs): Likewise, take a location parameter for the
9541 (declspecs_add_alignas): Likewise, take a location parameter for
9543 (finish_declspecs): For diagnostics, use the location of the
9544 relevant declspec, instead of the global input_location.
9545 * c-parser.c (c_parser_parameter_declaration): Pass the precise
9546 virtual location of the declspec to the declspecs-setters.
9547 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
9550 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
9552 * configure.ac: Stack protector enabling for Android targets.
9553 * configure: Regenerate.
9555 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9557 * ira.c (pseudo_move_insn): Delete.
9558 (find_moveable_pseudos): Don't set it.
9559 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
9560 the definitions of the original pseudo. Delete all of them.
9562 2012-05-16 Olivier Hainque <hainque@adacore.com>
9564 * config/rs6000/rs6000-opts.h (enum processor_type): Add
9566 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
9567 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
9568 * config/rs6000/8540.md: indicate that the units/patterns apply to
9571 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
9572 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
9573 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
9574 related flags, check that what is queried is supported by the selected
9575 configuration. Rework the single/double_float and MASK_STRING resets to
9576 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
9577 costs for PROCESSOR_PPC8548 as well.
9578 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
9579 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
9580 statement instead of a sequence of ifs.
9582 * config/rs6000/rs6000.h (TARGET_E500): Remove.
9583 (TARGET_NO_LWSYNC): Adjust accordingly.
9584 * config/rs6000/e500.h (TARGET_E500): Remove.
9585 (CHECK_E500_OPTIONS): Adjust accordingly.
9586 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
9587 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
9588 * config/rs6000/linuxspe.h: Likewise.
9589 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
9590 superfluous comments.
9591 * config/rs6000/e500-double.h: Remove.
9593 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
9594 default to with_cpu=8548 if --enable-e500-double, and to 8540
9596 (set misc flags section): For powerpc*|rs6000*, remove inclusion
9597 of e500-double.h for --enable-e500-double.
9599 2012-05-16 Olivier Hainque <hainque@adacore.com>
9601 * Makefile.in (s-header-vars): Resort to -n instead of trailing
9602 -e d in sed invocation.
9604 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
9606 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
9608 * doc/tm.texi: Regenerate.
9610 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
9612 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
9614 2012-05-15 Jakub Jelinek <jakub@redhat.com>
9617 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
9618 that operands[2] is either immediate, or q_regs_operand.
9620 2012-05-15 Richard Guenther <rguenther@suse.de>
9622 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
9623 (assemble_thunk): Likewise. Manually rename and register
9626 2012-05-15 Richard Guenther <rguenther@suse.de>
9628 PR tree-optimization/53355
9629 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
9632 2012-05-15 Tristan Gingold <gingold@adacore.com>
9634 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
9636 2012-05-15 Richard Guenther <rguenther@suse.de>
9638 * gimple.c (gimple_set_modified): Move ...
9639 * gimple.h (gimple_set_modified): ... here.
9641 2012-05-15 Tristan Gingold <gingold@adacore.com>
9643 * ira-color.c (move_spill_restore): Add a guard.
9645 2012-05-15 Tristan Gingold <gingold@adacore.com>
9647 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
9650 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
9652 * gimplify.c (gimplify_init_constructor): Do a block move for very
9653 small objects as well.
9655 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
9657 * ira.c (find_moveable_pseudos): Skip registers whose
9658 DF_REG_EQ_USE_COUNT is nonzero.
9660 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9662 * doc/md.texi (fma): Define to only be applicable for single rounding.
9664 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
9667 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
9668 generate target register for "load" class builtins.
9671 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
9674 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
9675 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
9676 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
9677 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
9678 (<sse>_movu<ssemodesuffix>): New expander.
9679 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
9680 (avx_movdqu<avxmodesuffix>): New expander.
9681 (*sse2_movdqu): Rename from sse2_movdqu.
9682 (sse2_movdqu): New expander.
9684 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
9687 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
9688 (canonicalize_perm): ... new function.
9689 (expand_vec_perm_2vperm2f128_vshuf): New function.
9690 (ix86_expand_vec_perm_const_1): Call it.
9692 2012-05-14 Andrew Pinski <apinski@cavium.com>
9693 H.J. Lu <hongjiu.lu@intel.com>
9694 Jakub Jelinek <jakub@redhat.com>
9697 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
9700 2012-05-14 Jakub Jelinek <jakub@redhat.com>
9702 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
9703 lineno 1 the same as lineno 0 before first start file directive.
9704 (optimize_macinfo_range): Likewise.
9706 * dwarf2out.c (have_macinfo): Define.
9707 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
9708 attribute, don't force empty compilation unit and don't emit any
9709 .debug_macinfo/.debug_macro section if macinfo_table is empty.
9711 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
9714 * config/avr/avr.c (avr_const_address_lo16): Remove.
9715 (avr_assemble_integer): Print ".byte lo8(x)",
9716 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
9717 .warning if 3-byte address is assembled.
9718 * doc/extend.texi (AVR Named Address Spaces): Document that
9719 binutils 2.23 is needed to assemble 3-byte addresses.
9721 2012-05-14 Richard Guenther <rguenther@suse.de>
9723 * tree-vect-data-refs.c (vect_setup_realignment): Remove
9724 call to mark_symbols_for_renaming.
9725 (vect_permute_load_chain): Likewise.
9726 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
9727 instead of calling mark_symbols_for_renaming.
9728 * tree-vect-stmts.c (read_vector_array): Remove call to
9729 mark_symbols_for_renaming.
9730 (write_vector_array): Likewise.
9731 (vectorizable_call): Likewise.
9732 (vectorizable_store): Likewise.
9733 (vectorizable_load): Likewise.
9734 * matrix-reorg.c (transform_allocation_sites): Likewise.
9735 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
9736 (create_expression_by_pieces): Likewise.
9738 2012-05-14 Richard Guenther <rguenther@suse.de>
9740 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
9741 of statements for renaming.
9742 (force_gimple_operand_1): Likewise, consistently for both
9743 calls to force_gimple_operand and force_gimple_operand_gsi.
9745 2012-05-14 Richard Guenther <rguenther@suse.de>
9747 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
9748 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
9750 (expand_omp_for): Likewise.
9751 (expand_omp_for_generic): Adjust conditional add to referenced vars.
9752 Use make_rename_temp for temporaries that should be rewritten into
9754 (expand_omp_for_static_nochunk): Likewise.
9755 (expand_omp_atomic_pipeline): Likewise.
9757 2012-05-14 Richard Guenther <rguenther@suse.de>
9759 PR tree-optimization/53331
9760 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
9762 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
9764 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
9767 * doc/options.texi: (LangEnabledBy): Document it.
9768 * optc-gen.awk: Handle LangEnabledBy.
9769 * opth-gen.awk: Generate declaration for lang-specific functions.
9770 * opt-read.awk: Record lang numbers.
9771 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
9772 (lang_sanitized_name): New.
9774 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
9776 * attribs.c (decl_attributes): Avoid emitting a warning if
9778 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
9779 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
9780 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
9781 define a string "1".
9782 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
9783 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
9784 BUILT_IN_STRCPY): Use it for these functions.
9785 * postreload.c (reload_combine): Deal with SETs inside
9786 CALL_INSN_FUNCTION_USAGE.
9787 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
9788 Look for REG_RETURNED notes and use a cheap restore if possible.
9789 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
9790 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
9791 * ira-build.c (ira_create_allocno, create_cap_allocno,
9792 propagate_allocno_info, propagate_some_info_from_allocno,
9793 copy_info_to_removed_store_destination, ira_flattening): Handle it.
9794 * ira-lives.c (pseudo_regno_single_word_and_live_p,
9795 find_call_crossed_cheap_reg): New static functions.
9796 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
9797 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
9798 a REG_RETURNED note in that case.
9799 * ira.c (setup_reg_renumber): Change assert to allow cases where
9800 allocnos only cross calls for which they are cheap to restore.
9801 * ira-costs.c (ira_tune_allocno_costs): Compare
9802 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
9804 * reg-notes.def (REG_RETURNED): New note.
9805 * cse.c (cse_insn): Likewise.
9806 * sched-deps.c (sched_analyze_insn): Likewise.
9807 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
9808 * calls.c (decl_return_flags): New static function.
9809 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
9810 functions that return one of their arguments.
9811 * regcprop.c (struct kill_set_value_data): New.
9812 (kill_set_value): Interpret data as a pointer to such a struct.
9813 Do nothing if the caller wants the register to be ignored.
9814 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
9816 2012-05-14 Richard Guenther <rguenther@suse.de>
9818 PR tree-optimization/53340
9819 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
9821 2012-05-14 Richard Guenther <rguenther@suse.de>
9823 * gimplify.c (gimplify_expr): Remove odd code.
9825 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
9827 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
9828 into a PLUS_EXPR byte offset.
9830 * tree-ssa-pre.c (can_value_number_call): Delete.
9831 (compute_avail): Skip all statements with side effects.
9832 <GIMPLE_CALL>: Skip calls to internal functions.
9834 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
9836 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
9838 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
9840 * common.opt (Wtype-limits): Use EnabledBy.
9842 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
9844 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
9845 (pushtf splitter): Ditto.
9847 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
9848 (<code>tf2): Enable for TARGET_SSE.
9849 (*absnegtf2_sse): Ditto.
9850 (copysign<mode>3): Enable TFmode for TARGET_SSE.
9851 (copysign<mode>3_const): Ditto.
9852 (copysign<mode>3_var): Ditto.
9853 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
9854 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
9855 (*<code>tf3): Ditto.
9856 * config/i386/i386.c (struct builtin_description bdesc_args)
9857 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
9858 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
9859 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
9860 Emit a normal call if SSE isn't available.
9862 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
9864 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
9865 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
9866 (<code><mode>3): Ditto.
9867 (*andnot<mode>3): Ditto.
9868 (*andnottf3): Ditto.
9869 (*<code><mode>3): Ditto.
9872 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
9874 * optc-gen.awk: Error instead of warning for conflicting help.
9876 2012-05-12 Jason Merrill <jason@redhat.com>
9879 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
9882 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
9884 * function.c (requires_stack_frame_p): If the function can throw
9885 non-call exceptions, return true if the insn can throw internally.
9887 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
9889 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
9891 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
9893 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
9894 ORDERED and UNORDERED conditions.
9896 2012-05-11 Richard Guenther <rguenther@suse.de>
9898 * tree-flow.h (referenced_var_check_and_insert): Remove.
9899 (find_new_referenced_vars): Likewise.
9900 * tree-dfa.c (referenced_var_check_and_insert): Make static.
9901 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
9902 * tree-inline.c (copy_bb): Use find_referenced_vars_in
9903 instead of find_new_referenced_vars.
9904 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
9906 2012-05-11 Richard Guenther <rguenther@suse.de>
9908 * tree-pass.h (pass_rest_of_compilation,
9909 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
9911 * passes.c (pass_all_optimizations, pass_postreload,
9912 pass_all_early_optimizations): Make static.
9913 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
9914 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
9915 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
9916 (delete_tree_ssa): Do not call fini_phinodes.
9917 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
9919 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
9922 * doc/options.texi (EnabledBy): Document
9923 * opts.c: Include opts.h and options.h before tm.h.
9924 (finish_options): Do not handle some sub-options here...
9925 (common_handle_option): ... instead call common_handle_option_auto
9927 * optc-gen.awk: Handle EnabledBy.
9928 * opth-gen.awk: Declare common_handle_option_auto.
9929 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
9930 (Wmaybe-uninitialized): Likewise.
9931 (Wunused-but-set-variable): Likewise.
9932 (Wunused-function): Likewise.
9933 (Wunused-label): Likewise.
9934 (Wunused-value): Likewise.
9935 (Wunused-variable): Likewise.
9936 * opt-read.awk: Create opt_numbers array.
9938 2012-05-11 Richard Guenther <rguenther@suse.de>
9940 PR tree-optimization/53295
9941 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
9943 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
9944 strides when analyzing data-references in a loop context.
9945 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
9946 non-constant strides for now.
9947 (vect_enhance_data_refs_alignment): Ignore data references
9948 that are strided loads.
9949 (vect_analyze_data_ref_access): Handle non-constant strides.
9950 (vect_check_strided_load): Verify the data-reference is a load.
9951 (vect_analyze_data_refs): Restructure to make strided load
9952 support not dependent on gather support.
9953 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
9954 when doing strided or gather loads.
9955 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
9956 integer_zerop to compare stride with zero.
9958 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
9960 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
9962 2012-05-11 Jan Hubicka <jh@suse.cz>
9965 * varpool.c (varpool_assemble_decl): Also output constat pool entries
9966 that output_constant_pool missed.
9968 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
9970 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
9971 MULTILIB_EXTRA_OPTS.
9973 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
9976 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
9978 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
9980 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
9981 optimization for TARGET_AVX.
9982 (*movti_internal_sse): Ditto.
9983 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
9984 (*movdi_internal): Ditto.
9985 (*movsi_internal): Ditto.
9986 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
9987 (*movdf_internal_rex64): Ditto.
9988 (*movfd_internal): Ditto.
9989 (*movsf_internal): Ditto.
9990 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
9992 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
9994 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
9995 reference as size attribute.
9997 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
9998 Tristan Gingold <gingold@adacore.com>
10000 * doc/md.texi (Standard Names): Document probe_stack_address.
10001 * explow.c (emit_stack_probe): Handle probe_stack_address.
10002 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
10003 (UNSPECV_PROBE_STACK_RANGE): Likewise.
10004 (probe_stack_address): New insn.
10005 (probe_stack_range): Likewise.
10006 * config/ia64/ia64.c: Include common/common-target.h.
10007 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
10008 checking is enabled.
10009 (ia64_emit_probe_stack_range): New function.
10010 (output_probe_stack_range): Likewise.
10011 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
10012 builtin stack checking is enabled.
10013 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
10014 and UNSPECV_PROBE_STACK_ADDRESS.
10015 (unknown_for_bundling_p): New predicate.
10016 (group_barrier_needed): Use important_for_bundling_p.
10017 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
10018 (issue_nops_and_insn): Likewise.
10019 (bundling): Likewise.
10020 (final_emit_insn_group_barriers): Likewise.
10021 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
10022 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
10023 (STACK_CHECK_PROTECT): Likewise.
10024 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10026 2012-05-10 Jan Hubicka <jh@suse.cz>
10028 * ipa-inline.c (update_all_callee_keys): Remove.
10029 (inline_small_functions): Simplify priority updating.
10031 2012-05-10 Jan Hubicka <jh@suse.cz>
10033 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
10035 2012-05-10 Jan Hubicka <jh@suse.cz>
10037 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
10038 (symtab_remove_unreachable_nodes): ... this one.
10039 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
10040 * cgraphunit.c (ipa_passes): Update.
10041 * cgraphclones.c (cgraph_materialize_all_clones): Update.
10042 * cgraph.c (cgraph_release_function_body): Only turn initial
10043 into error mark when initial was previously set.
10044 * ipa-inline.c (ipa_inline): Update.
10045 * ipa.c: Include ipa-inline.h
10046 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
10047 (enqueue_node): New function.
10048 (process_references): Update.
10049 (symtab_remove_unreachable_nodes): Cleanup.
10050 * passes.c (execute_todo, execute_one_pass): Update.
10052 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
10054 PR rtl-optimization/53125
10055 * ira.c (ira): Call find_moveable_pseudos and
10056 move_unallocated_pseudos if only ira_conflicts_p is true.
10058 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
10060 * config/i386/i386.md (*movoi_internal_avx): Handle
10061 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
10062 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
10063 (*movti_internal_sse): Ditto.
10064 (*movtf_internal): Ditto.
10065 * config/i386/sse.md (ssePSmode): New mode attribute.
10066 (*move<mode>_internal): Use ssePSmode.
10067 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
10068 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
10069 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
10070 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
10072 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
10074 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
10075 DECL_ORIGINAL_TYPE if it is present.
10077 2012-05-10 Nick Clifton <nickc@redhat.com>
10080 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
10081 a "0" constraint to being a (match_dup 0).
10083 2012-05-10 Richard Guenther <rguenther@suse.de>
10085 * stor-layout.c (byte_from_pos): Amend comment.
10087 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10089 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
10090 Document requirement to call in constructors.
10092 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
10094 2012-05-10 Richard Guenther <rguenther@suse.de>
10096 * tree.h (TYPE_IS_SIZETYPE): Remove.
10097 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
10098 (extract_muldiv_1): Likewise.
10099 * gimple.c (gtc_visit): Likewise.
10100 (gimple_types_compatible_p): Likewise.
10101 (iterative_hash_canonical_type): Likewise.
10102 (gimple_canonical_types_compatible_p): Likewise.
10103 * gimplify.c (gimplify_one_sizepos): Likewise.
10104 * print-tree.c (print_node): Likewise.
10105 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
10107 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
10110 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
10111 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
10112 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
10113 instead of xop_mulv2div2di3_low.
10114 (xop_p<macs>dql): Fix vec_select selector.
10115 (xop_p<macs>dqh): Ditto.
10116 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
10117 (xop_mulv2div2di3_high): Ditto.
10119 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
10122 * diagnostic.h (diagnostic_context): Add last_location.
10123 * diagnostic.c (diagnostic_initialize): Initialize it.
10124 (diagnostic_show_locus): Use it.
10126 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
10128 * doc/extend.texi (Function Attributes): Point xref to section
10131 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
10133 * config/i386/i386.c (*movdf_internal_rex64): Remove
10134 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
10135 Calculate "mode" attribute according to
10136 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
10137 (*movdf_internal): Ditto.
10139 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
10142 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
10143 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
10144 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
10145 or when optimizing for size.
10146 * config/i386/sse.md (*mov<mode>_internal): Remove
10147 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
10148 Calculate "mode" attribute according to optimize_function_for_size_p
10149 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
10150 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
10151 depending on the mode of the instruction. Calculate "mode" attribute
10152 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
10153 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
10154 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
10156 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
10159 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
10160 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
10161 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
10162 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
10163 (expand_prologue): Move initialization of cfun->machine->is_naked,
10164 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
10165 (avr_set_current_function): ...this new static function.
10166 (TARGET_SET_CURRENT_FUNCTION): New define.
10167 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
10168 checking attributes of current_function_decl.
10169 (avr_regs_to_save): Ditto.
10170 (signal_function_p): Rename to avr_signal_function_p.
10171 (interrupt_function_p): Rename to avr_interrupt_function_p.
10173 * doc/extend.texi (Function Attributes): Better explanation of
10174 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
10175 alphabetical order.
10177 2012-05-09 Michael Matz <matz@suse.de>
10179 PR tree-optimization/53185
10180 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
10181 peeling when we see strided loads.
10183 2012-05-09 Matthias Klose <doko@ubuntu.com>
10185 * gcc-ar.c (main): Don't check for execute bits for the plugin.
10187 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10189 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
10190 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
10191 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
10192 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
10193 (USE_LOAD_POST_INCREMENT): Define.
10194 (USE_LOAD_PRE_INCREMENT): Define.
10195 (USE_LOAD_POST_DECREMENT): Define.
10196 (USE_LOAD_PRE_DECREMENT): Define.
10197 (USE_STORE_PRE_DECREMENT): Define.
10198 (USE_STORE_PRE_INCREMENT): Define.
10199 (USE_STORE_POST_DECREMENT): Define.
10200 (USE_STORE_POST_INCREMENT): Define.
10201 (arm_auto_incmodes): Add enumeration.
10202 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
10203 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
10205 2012-05-09 Jakub Jelinek <jakub@redhat.com>
10207 PR tree-optimization/53226
10208 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
10209 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
10210 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
10211 doesn't need to be revisited, look for earliest stmt with
10212 !gimple_plf (stmt, GF_PLF_1) if something changed.
10214 2012-05-09 Terry Guo <terry.guo@arm.com>
10216 * genmultilib: Update copyright dates.
10217 * doc/fragments.texi: Ditto.
10219 2012-05-09 Terry Guo <terry.guo@arm.com>
10221 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
10222 * genmultilib (MULTILIB_REQUIRED): New.
10223 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
10225 2012-05-09 Richard Guenther <rguenther@suse.de>
10227 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
10228 (vect_do_peeling_for_loop_bound): Likewise.
10229 (vect_do_peeling_for_alignment): Likewise.
10230 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
10231 (vect_do_peeling_for_loop_bound): Get check_profitability and
10232 threshold as parameters.
10233 (vect_do_peeling_for_alignment): Likewise.
10234 (vect_loop_versioning): Likewise.
10235 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
10236 and threshold here. Control where to put the check here.
10238 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
10240 PR middle-end/53249
10241 * dwarf2out.h (get_address_mode): Move declaration to...
10243 * dwarf2out.c (get_address_mode): Move definition to...
10244 * rtlanal.c: ...here.
10245 * var-tracking.c (get_address_mode): Delete.
10246 * combine.c (find_split_point): Use get_address_mode instead of
10247 targetm.addr_space.address_mode.
10248 * cselib.c (cselib_record_sets): Likewise.
10249 * dse.c (canon_address, record_store): Likewise.
10250 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10251 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
10252 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
10253 (expand_expr_real_1): Likewise.
10254 * ifcvt.c (noce_try_cmove_arith): Likewise.
10255 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
10256 * reload.c (find_reloads): Likewise.
10257 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
10258 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
10260 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
10262 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
10263 information from the instruction produced.
10265 2012-05-09 Richard Guenther <rguenther@suse.de>
10267 * stor-layout.c (bit_from_pos): Document.
10268 (byte_from_pos): Likewise. Optimize.
10269 (pos_from_bit): Likewise.
10270 (normalize_offset): Use pos_from_bit instead of replicating it.
10272 2012-05-09 Alan Modra <amodra@gmail.com>
10275 * config/rs6000/rs6000.c (gen_frame_set): New function.
10276 (gen_frame_load, gen_frame_store): New functions.
10277 (rs6000_savres_rtx): Use the above.
10278 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
10279 Correct mode used for CR2 in save/restore_world patterns.
10280 Don't emit instructions for eh_return frame unwind reg info.
10282 2012-05-08 Jan Hubicka <jh@suse.cz>
10284 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
10286 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
10288 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
10290 (compile_file): Do not output variables.
10291 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
10293 * langhooks.c: Include timevar.h
10294 (write_global_declarations): Finalize compilation unit after wrapup;
10295 set timevars correctly.
10296 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
10297 not to be added to varpool.
10298 * varpool.c (varpool_assemble_decl): Sanity check that we are called
10299 only on cases where it makes sense; skip constant pool and value expr
10302 2012-05-08 David S. Miller <davem@davemloft.net>
10304 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
10305 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
10306 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
10308 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
10310 PR rtl-optimization/53278
10311 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
10312 speed_p code from earlier patch.
10314 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
10317 * config/sh/sh.md (*branch_true, *branch_false): New insns.
10319 2012-05-08 Teresa Johnson <tejohnson@google.com>
10321 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
10322 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
10324 2012-05-08 Jan Hubicka <jh@suse.cz>
10326 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
10327 (cgraph_create_node_1): Rename to ...
10328 (cgraph_create_empty_node): ... this one; export.
10329 (cgraph_create_node): Update.
10330 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
10331 (cgraph_create_edge_including_clones): Likewise.
10332 (cgraph_find_replacement_node): Likewise.
10333 (cgraph_clone_edge): Likewise.
10334 (cgraph_clone_node): Likewise.
10335 (clone_function_name): Likewise.
10336 (cgraph_create_virtual_clone): Likewise.
10337 (cgraph_remove_node_and_inline_clones): Likewise.
10338 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
10339 * cgraph.h: Reorder declarations so they match file of origin.
10340 (cgraph_create_empty_node): Declare.
10341 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
10342 (cgraph_copy_node_for_versioning): Likewise.
10343 (cgraph_function_versioning): Likewise.
10344 (cgraph_materialize_clone): Likewise.
10345 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
10346 (cgraph_materialize_all_clones): Likewise.
10347 * cgraphclones.c: New file.
10348 * Makefile.in: Update for cgraphclones.
10350 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
10353 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
10354 (ix86_rtx_costs): Handle SET.
10356 2012-05-08 Michael Matz <matz@suse.de>
10358 * basic-block.h (struct rtl_bb_info): Remove visited member and
10359 move head_ member to ...
10360 (struct basic_block_def.basic_block_il_dependent): ... the new
10361 member x, replacing but containing old member rtl.
10362 (enum bb_flags): New BB_VISITED flag.
10363 (BB_HEADER, BB_FOOTER): New macros.
10365 * jump.c (mark_all_labels): Adjust.
10366 * cfgcleanup.c (try_optimize_cfg): Adjust.
10367 * cfglayout.c (record_effective_endpoints): Adjust.
10368 (relink_block_chain): Ditto (and don't fiddle with visited).
10369 (fixup_reorder_chain): Adjust.
10370 (fixup_fallthru_exit_predecessor): Ditto.
10371 (cfg_layout_duplicate_bb): Ditto.
10372 * combine.c (update_cfg_for_uncondjump): Adjust.
10373 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
10374 (bb_visited_trace): New accessor.
10375 (mark_bb_visited): Move in front.
10376 (rotate_loop): Use bb_visited_trace.
10377 (find_traces_1_round): Ditto.
10378 (emit_barrier_after): Ditto.
10379 (copy_bb): Ditto, and initialize visited on resize.
10380 (reorder_basic_blocks): Initize visited member.
10381 (duplicate_computed_gotos): Clear bb flags at start, use
10384 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
10385 (rtl_verify_flow_info_1): Ditto.
10386 (cfg_layout_split_block): Ditto.
10387 (cfg_layout_delete_block): Ditto.
10388 (cfg_layout_merge_blocks): Ditto.
10389 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
10391 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
10394 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
10395 when a constant source operand matches an "I" constraint, the "no
10396 CC0 change" applies to a register-destination only, not a
10397 strict_low_part-destination.
10399 2012-05-08 Richard Guenther <rguenther@suse.de>
10401 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
10402 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
10404 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
10406 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
10408 * doc/avr-mmcu.texi: New auto-generated file.
10409 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
10410 to document all valid -mmcu= arguments.
10412 * config/avr/avr.h (arch_info_s): New struct definition.
10413 * config/avr/avr-devices.c (avr_texinfo): New variable.
10414 * config/avr/gen-avr-mmcu-texi.c: New file.
10415 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
10417 2012-05-08 Dehao Chen <dehao@google.com>
10419 * predict.c (find_qualified_ssa_name): New.
10420 (find_ssa_name_in_expr): New.
10421 (find_ssa_name_in_assign_stmt): New.
10422 (is_comparison_with_loop_invariant_p): New.
10423 (is_bound_expr_similar): New.
10424 (predict_iv_comparison): New.
10425 (predict_loops): Add heuristic for loop-nested branches that compare an
10426 induction variable to a loop bound variable.
10427 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
10429 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
10431 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
10432 TARGET_BDVER2 defines where appropriate.
10434 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
10436 * configure.ac (PLUGIN_LD): Rename into...
10437 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
10438 * config.in: Regenerate.
10439 * configure: Likewise.
10440 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
10442 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
10444 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
10445 computation using the precision of the index type.
10446 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
10447 (fold_array_ctor_reference): Do index computations in the index type.
10449 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
10451 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
10452 down to plus_constant.
10453 (expand_epilogue): Ditto.
10455 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
10457 * postreload.c (reload_cse_regs): Make static.
10458 * reload.h (reload_cse_regs): Remove prototype.
10460 2012-05-07 Richard Henderson <rth@redhat.com>
10462 * config/alpha/alpha.md (clear_cache): New pattern.
10464 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
10466 PR middle-end/53245
10467 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
10468 is folded to a type boundary value, verify that the resulting case
10469 label is still a care range.
10471 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
10473 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
10474 only for TARGET_GENERIC, when not optimizing for size.
10475 (*ffs<mode>_1): Ditto.
10477 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
10479 * tree-cfg.c (verify_gimple_switch): Tighten checks.
10481 2012-05-07 Jakub Jelinek <jakub@redhat.com>
10483 PR tree-optimization/53239
10484 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
10485 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
10487 2012-05-07 Richard Guenther <rguenther@suse.de>
10489 PR tree-optimization/53195
10490 * tree-inline.c (setup_one_parameter): Properly add referenced
10491 vars from the parameters new known value.
10493 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
10495 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
10496 (sched_branch_type): Remove.
10497 (m68k_sched_md_init_global): Don't allocate it.
10498 (m68k_sched_md_finish_global): Don't free it.
10499 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
10500 * config/m68k/m68k.md: Set the type of insns using
10501 m68k_sched_branch_type to bcc directly.
10503 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10505 * config/sol2.c (solaris_override_options): New function.
10506 * config/sol2-protos.h (solaris_override_options): Declare.
10507 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10509 2012-05-07 Richard Guenther <rguenther@suse.de>
10511 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
10512 whether we failed to compute data dependences.
10513 (loop_prefetch_arrays): Fail if we failed.
10515 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
10516 Paolo Bonzini <bonzini@gnu.org>
10518 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
10519 Emit bsf when optimizing for size.
10520 (*ffs<mode>_1): Ditto.
10522 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
10525 * config/sh/sh.c (sh_rtx_costs): Handle SET.
10527 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
10530 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
10531 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
10532 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
10534 (*bswapdi2_doubleword): New insn pattern.
10535 (*bswap<mode>2): Rename from *bswap<mode>2_1.
10537 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
10539 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
10540 (mips_set_reg_reg_cost): Likewise.
10541 (mips_rtx_costs): Handle SET.
10543 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
10545 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
10546 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
10547 to compute the cost of moves. Set the mode of the target register.
10549 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
10551 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
10552 plus_constant function.
10553 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
10554 that the mode is sensible.
10555 (use_anchored_address, round_push, allocate_dynamic_stack_space)
10556 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
10559 * alias.c (canon_rtx): Likewise.
10560 (init_alias_analysis): Likewise.
10561 * builtins.c (expand_builtin_return_addr)
10562 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
10563 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
10564 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
10565 (expand_builtin_stpcpy): Likewise.
10566 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
10567 (compute_argument_addresses, internal_arg_pointer_based_exp)
10568 (expand_call, emit_library_call_value_1): Likewise.
10569 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
10570 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
10571 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
10572 * cse.c (insert_const_anchor, find_reg_offset_for_const)
10573 (use_related_value, fold_rtx): Likewise.
10574 * cselib.c (cselib_subst_to_values): Likewise.
10575 * dse.c (record_store, check_mem_read_rtx): Likewise.
10576 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
10577 * emit-rtl.c (adjust_address_1): Likewise.
10578 * except.c (sjlj_emit_function_enter)
10579 (expand_builtin_extract_return_addr)
10580 (expand_builtin_frob_return_addr): Likewise.
10581 * expmed.c (expand_divmod): Likewise.
10582 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
10583 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
10584 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
10585 * function.c (assign_stack_local_1)
10586 (instantiate_virtual_regs_in_rtx): Likewise.
10587 * optabs.c (prepare_cmp_insn): Likewise.
10588 * recog.c (offsettable_address_addr_space_p): Likewise.
10589 * reload.c (find_reloads_address, form_sum)
10590 (find_reloads_subreg_address): Likewise.
10591 * reload1.c (init_reload, eliminate_regs_1)
10592 (eliminate_regs_in_insn): Likewise.
10593 * simplify-rtx.c (simplify_unary_operation_1)
10594 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
10595 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
10596 (vt_add_function_parameter): Likewise.
10598 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
10599 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
10600 * config/alpha/alpha.c (alpha_legitimize_address_1)
10601 (get_unaligned_address, alpha_expand_unaligned_load)
10602 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
10603 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
10604 (alpha_expand_builtin_establish_vms_condition_handler)
10605 (alpha_setup_incoming_varargs, emit_frame_store_1)
10606 (alpha_expand_prologue, alpha_expand_epilogue)
10607 (alpha_use_linkage): Likewise.
10608 * config/alpha/alpha.md: Likewise.
10610 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
10611 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
10612 (thumb_legitimize_address, arm_gen_load_multiple_1)
10613 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
10614 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
10615 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
10616 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
10617 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
10618 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
10619 (thumb_expand_movmemqi, arm_set_return_address)
10620 (thumb_set_return_address): Likewise.
10621 * config/arm/arm.md: Likewise.
10623 * config/avr/avr.c (avr_incoming_return_addr_rtx)
10624 (avr_prologue_setup_frame, expand_epilogue)
10625 (avr_const_address_lo16): Likewise.
10627 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
10628 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
10629 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
10630 (bfin_output_mi_thunk): Likewise.
10632 * config/c6x/c6x.c (c6x_initialize_trampoline)
10633 (c6x_output_mi_thunk): Likewise.
10635 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
10636 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
10638 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
10639 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
10640 (cris_emit_movem_store, cris_trampoline_init): Likewise.
10641 * config/cris/cris.md: Likewise.
10643 * config/darwin.c (machopic_indirect_data_reference)
10644 (machopic_legitimize_pic_address): Likewise.
10646 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
10647 (epiphany_expand_prologue, epiphany_expand_epilogue)
10648 (epiphany_trampoline_init): Likewise.
10649 * config/epiphany/epiphany.md: Likewise.
10651 * config/fr30/fr30.c (fr30_move_double): Likewise.
10653 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
10654 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
10655 (frv_index_memory, unspec_got_name, frv_find_base_term)
10656 (frv_output_dwarf_dtprel): Likewise.
10658 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
10659 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
10661 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
10662 * config/i386/i386.c (setup_incoming_varargs_64)
10663 (setup_incoming_varargs_ms_64, choose_baseaddr)
10664 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
10665 (ix86_emit_probe_stack_range, ix86_expand_prologue)
10666 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
10667 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
10668 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
10669 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
10670 (x86_output_mi_thunk): Likewise.
10671 * config/i386/i386.md: Likewise.
10673 * config/ia64/ia64.c (ia64_expand_load_address)
10674 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
10675 (do_spill, ia64_trampoline_init): Likewise.
10677 * config/iq2000/iq2000.c (iq2000_va_start)
10678 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
10679 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
10680 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
10682 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
10684 * config/m32c/m32c.c (m32c_return_addr_rtx)
10685 (m32c_expand_insv): Likewise.
10687 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
10688 (m32r_legitimize_pic_address, m32r_print_operand)
10689 (m32r_print_operand_address): Likewise.
10691 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
10692 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
10693 (EH_RETURN_HANDLER_RTX): Likewise.
10694 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
10695 (m68k_expand_epilogue, legitimize_pic_address)
10696 (m68k_output_mi_thunk): Likewise.
10697 * config/m68k/m68k.md: Likewise.
10699 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
10700 (mcore_expand_epilog): Likewise.
10701 * config/mcore/mcore.md: Likewise.
10703 * config/mep/mep.c (mep_allocate_initial_value)
10704 (mep_expand_prologue, mep_expand_epilogue): Likewise.
10706 * config/microblaze/microblaze.c (double_memory_operand)
10707 (microblaze_block_move_loop): Likewise.
10709 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
10710 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
10711 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
10712 (mips_expand_prologue, mips_epilogue_set_cfa)
10713 (mips_expand_epilogue): Likewise.
10714 * config/mips/mips.md: Likewise.
10716 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
10717 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
10719 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
10720 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
10722 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
10723 (EH_RETURN_HANDLER_RTX): Likewise.
10724 * config/moxie/moxie.c (moxie_static_chain): Likewise.
10726 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
10727 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
10728 (pa_return_addr_rtx, hppa_builtin_saveregs)
10729 (pa_trampoline_init): Likewise.
10730 * config/pa/pa.md: Likewise.
10732 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
10734 * config/picochip/picochip.c (picochip_static_chain): Likewise.
10736 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
10737 * config/rs6000/rs6000.c (rs6000_legitimize_address)
10738 (setup_incoming_varargs, print_operand, rs6000_return_addr)
10739 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
10740 (rs6000_emit_epilogue)
10741 (rs6000_machopic_legitimize_pic_address): Likewise.
10743 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
10745 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
10746 (DYNAMIC_CHAIN_ADDRESS): Likewise.
10747 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
10748 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
10749 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
10750 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
10751 (s390_emit_epilogue, s390_function_profiler): Likewise.
10752 * config/s390/s390.md: Likewise.
10754 * config/score/score.c (score_add_offset, score_prologue): Likewise.
10756 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
10757 (sh_output_mi_thunk): Likewise.
10758 * config/sh/sh.md: Likewise.
10760 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
10761 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
10762 * config/sparc/sparc.c (sparc_legitimize_pic_address)
10763 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
10764 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
10765 (emit_and_preserve): Likewise.
10766 * config/sparc/sparc.md: Likewise.
10768 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
10769 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
10770 (spu_setup_incoming_varargs, ea_load_store_inline)
10771 (spu_expand_load): Likewise.
10773 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
10774 (combine_bnp): Likewise.
10776 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
10777 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
10778 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
10780 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
10781 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
10782 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
10784 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
10785 * config/v850/v850.md: Likewise.
10787 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
10788 (EH_RETURN_HANDLER_RTX): Likewise.
10789 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
10790 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
10791 (print_operand_address, vax_trampoline_init): Likewise.
10793 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
10794 (xtensa_function_value_regno_p): Likewise.
10796 2012-05-04 Andrew Pinski <apinski@cavium.com>
10798 * expr.c (get_def_for_expr_class): New function.
10799 (convert_tree_comp_to_rtx): New function.
10800 (expand_cond_expr_using_cmove): New function.
10801 (expand_expr_real_2 <case COND_EXPR>): Call
10802 expand_cond_expr_using_cmove first and return if it succeeds.
10803 Remove the check for HAVE_conditional_move since we should have
10804 already converted it to a conditional move.
10805 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
10806 modes of DImode for 32bits and TImode.
10808 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
10811 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
10812 (print_md_ptr_loc, print_c_condition): Use them.
10813 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
10814 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
10815 attr_file, dfa_file, latency_file): New global variables.
10816 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
10817 write_upcase, write_indent, write_length_unit_log, write_test_expr,
10818 write_attr_get, write_insn_cases, write_eligible_delay,
10819 write_const_num_delay_slots): Accept FILE pointer and toss it around.
10820 Update all callers.
10821 (write_header, open_outfile, handle_arg): New funcions.
10822 (make_automaton_attrs): Write prototypes as extern to the output
10824 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
10825 names from the command line. Open the output files and write out
10826 internal functions for DFA functions to dfa_file_name, insn latency
10827 functions to latency_file_name, and everything else to attr_file.
10828 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
10829 (BACKEND): Build libbackend first.
10830 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
10831 (.PRECIOUS): Likewise.
10832 (insn-dfatab.o): New rule.
10833 (insn-latencytab.o): New rule.
10834 (simple_rtl_generated_c): Do not include insn-attrtab.c.
10835 (s-attrtab): New rule.
10837 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
10839 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
10840 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
10841 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
10842 * reorg.c (get_jump_flags): Do not set the removed flags.
10844 * doc/md.texi (attr_flag): Update for abovementioned changes.
10846 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
10849 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
10850 (TARGET_CMOV): Rename from TARGET_CMOVE.
10851 (TARGET_CMOVE): New define.
10852 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
10853 Do not set TARGET_CMOVE here.
10855 2012-05-04 Dodji Seketeli <dodji@redhat.com>
10857 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
10858 * opts.c (finish_options): Activate -Wunused-local-typedefs if
10859 -Wunused is activated.
10860 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
10862 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10864 * config/s390/s390.md (*movmem_short, *clrmem_short)
10865 (*cmpmem_short): Move the mode check from the insn condition to
10868 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
10870 PR tree-optimization/52633
10871 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
10872 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
10873 (vect_recog_over_widening_pattern): Remove handling of code that was
10874 already detected as over-widening pattern. Remove special handling
10875 of "unsigned" cases. Instead, support general case of conversion
10876 of the shift result to another type.
10878 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
10880 * tree-vect-patterns.c (vect_single_imm_use): New function.
10881 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
10882 (vect_recog_over_widening_pattern): Likewise.
10883 (vect_recog_widen_shift_pattern): Likewise.
10885 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
10887 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
10888 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
10889 (vect_recog_widen_mult_pattern): Likewise.
10890 (vect_operation_fits_smaller_type): Likewise.
10891 (vect_recog_over_widening_pattern): Likewise.
10892 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
10894 2012-05-04 Richard Guenther <rguenther@suse.de>
10897 * lto-wrapper.c (merge_and_complain): Complain about mismatches
10898 of -freg-struct-return and -fpcc-struct-return.
10899 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
10900 from the input file options and ignore those from the link
10903 2012-05-04 Richard Guenther <rguenther@suse.de>
10905 PR tree-optimization/53168
10906 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
10907 memory reads when the result is a constant we can pun.
10909 2012-05-04 Richard Guenther <rguenther@suse.de>
10911 * common.opt (flto-report): Do not mark as Optimization.
10913 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
10916 * recog.c (constrain_operands): If extra constraints are present, also
10917 accept pseudo-registers with equivalent memory locations during reload.
10919 2012-05-04 Olivier Hainque <hainque@adacore.com>
10921 * collect2.c (may_unlink_output_file): New global.
10922 (maybe_unlink): Honor it.
10923 * collect2.h: Add extern for it.
10924 * tlink.c (do_tlink): Set it to true if the link succeeded.
10926 2012-05-04 Olivier Hainque <hainque@adacore.com>
10928 * gcc.c (eval_spec_function): Finalize/restore the current string
10929 obstack state as part of the context push/pop operations.
10931 2012-05-04 Bin Cheng <bin.cheng@arm.com>
10933 PR rtl-optimization/52804
10934 * reload1.c (reload_reg_reaches_end_p): Check whether successor
10935 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
10936 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
10937 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
10938 RELOAD_FOR_OUTADDR_ADDRESS.
10940 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
10943 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
10944 for macro expansion.
10946 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10948 * flags.h (flag_permissive): Do not declare.
10949 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
10951 * toplev.c (flag_permissive): Do not define.
10952 * c-tree.h (system_header_p): Delete unused.
10954 2012-05-03 David S. Miller <davem@davemloft.net>
10957 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
10958 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
10959 (sparc_emit_float_lib_cmp): Likewise.
10961 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10964 * config/rs6000/rs6000.md (bswapdi splitters): If
10965 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
10966 default) is used, generate an alternate sequence that does not
10967 depend on using indexed addressing.
10969 2012-05-03 Jason Merrill <jason@redhat.com>
10971 * gengtype.c (write_types): Fix warning message.
10972 (write_local): Likewise.
10974 2012-05-02 Jason Merrill <jason@redhat.com>
10976 * dwarf2out.c (struct external_ref, build_local_stub): New.
10977 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
10978 (optimize_external_refs, optimize_external_refs_1): New.
10979 (change_AT_die_ref): New.
10980 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
10981 (build_abbrev_table): Take the external refs hashtable.
10982 (output_comp_unit): Get it from optimize_external_refs and pass it in.
10984 2012-05-03 Jan Hubicka <jh@suse.cz>
10986 PR middle-end/53093
10987 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
10989 2012-05-03 Jan Hubicka <jh@suse.cz>
10991 PR middle-end/53106
10992 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
10994 2012-05-03 Jason Merrill <jason@redhat.com>
10996 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
10997 use_debug_types to discriminate the die_id union.
10998 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
10999 (build_abbrev_table, output_die): Likewise.
11000 (prune_unused_types_walk_attribs): Likewise.
11001 (generate_type_signature, copy_declaration_context): Set it.
11002 (remove_child_or_replace_with_skeleton): Set it.
11003 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
11004 check use_debug_types.
11005 (dwarf2out_finish): Do break_out_includes after .debug_types.
11007 2012-05-03 Jason Merrill <jason@redhat.com>
11009 * dwarf2out.c (modified_type_die): Use scope_die_for.
11010 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
11011 (uses_local_type_r, uses_local_type): New.
11012 (scope_die_for): Keep a type that uses a local type in local scope.
11013 Use get_context_die for namespace and type scope.
11015 2012-05-03 Jason Merrill <jason@redhat.com>
11017 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
11019 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
11020 (dwarf2out_finish): Likewise.
11022 2012-05-03 Martin Jambor <mjambor@suse.cz>
11024 * builtins.c (get_object_alignment_1): Return whether we can determine
11025 the alignment or conservatively assume byte alignment. Return the
11026 alignment by reference. Use get_pointer_alignment_1 for dereference
11028 (get_pointer_alignment_1): Return whether we can determine the
11029 alignment or conservatively assume byte alignment. Return the
11030 alignment by reference. Use get_ptr_info_alignment to get SSA name
11032 (get_object_alignment): Update call to get_object_alignment_1.
11033 (get_object_or_type_alignment): Likewise, fall back to type alignment
11034 only when it returned false.
11035 (get_pointer_alignment): Update call to get_pointer_alignment_1.
11036 * fold-const.c (get_pointer_modulus_and_residue): Update call to
11037 get_object_alignment_1.
11038 * ipa-prop.c (ipa_modify_call_arguments): Update call to
11039 get_pointer_alignment_1.
11040 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
11041 of MEM_REF or TARGET_MEM_REF only when it returns false.
11042 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
11043 get_object_alignment_1.
11044 (ccp_finalize): Use set_ptr_info_alignment.
11045 * tree.h (get_object_alignment_1): Update declaration.
11046 (get_pointer_alignment_1): Likewise.
11047 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
11048 (dump_gimple_stmt): Likewise.
11049 * tree-flow.h (ptr_info_def): Updated comments of fields align and
11051 (get_ptr_info_alignment): Declared.
11052 (mark_ptr_info_alignment_unknown): Likewise.
11053 (set_ptr_info_alignment): Likewise.
11054 (adjust_ptr_info_misalignment): Likewise.
11055 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
11056 and set alignment of SSA names.
11057 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
11058 mark_ptr_info_alignment_unknown.
11059 * tree-ssanames.c (get_ptr_info_alignment): New function.
11060 (mark_ptr_info_alignment_unknown): Likewise.
11061 (set_ptr_info_alignment): Likewise.
11062 (adjust_ptr_info_misalignment): Likewise.
11063 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
11064 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
11066 (bump_vector_ptr): Likewise.
11067 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
11068 (vectorizable_store): Likewise.
11069 (vectorizable_load): Likewise.
11071 2012-05-03 Michael Matz <matz@suse.de>
11073 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
11074 in front of basic_block_def.
11075 (struct basic_block_def): Make il.gimple the full struct, not a
11077 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
11079 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
11080 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
11081 NULL il.gimple, which can't happen anymore.
11082 * gimple.h (bb_seq): il.gimple can't be NULL.
11083 (bb_seq_add): Ditto.
11084 (set_bb_seq): Adjust.
11085 (gsi_start_bb, gsi_last_bb): Tidy.
11086 * lto-streamer-in.c (make_new_block): Don't zero members that
11087 are zeroed already, don't allocate a gimple_bb_info.
11088 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
11089 (remove_bb): Clear all il.gimple members.
11090 (gimple_verify_flow_info): Adjust for flat il.gimple.
11091 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
11093 * coretypes.h (const_gimple_seq): Remove typedef.
11094 * gimple.h (gimple_seq_first): Take gimple_seq.
11095 (gimple_seq_first_stmt): Ditto.
11096 (gimple_seq_last): Ditto.
11097 (gimple_seq_last_stmt): Ditto.
11098 (gimple_seq_empty_p): Ditto.
11100 2012-05-03 Richard Guenther <rguenther@suse.de>
11102 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
11104 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
11105 (compute_avail): Do not add possibly trapping operations to
11106 EXP_GEN if they might not be executed in the block.
11108 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
11110 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
11112 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
11114 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
11115 information as early as possible. Update dominance info instead of
11118 2012-05-03 Richard Guenther <rguenther@suse.de>
11120 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
11121 (union_contains_value): Remove.
11122 (vro_valid_in_sets): Likewise.
11123 (op_valid_in_sets): New function.
11124 (valid_in_sets): Use op_valid_in_sets.
11125 (insert_into_preds_of_block): Move dumping ...
11126 (do_regular_insertion): ... here.
11127 (do_partial_partial_insertion): ... and here. Dump that
11128 we've found a partial partial redundancy.
11129 (insert): Dump the current insert iteration.
11131 2012-05-03 Jakub Jelinek <jakub@redhat.com>
11134 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
11135 append program name to it and pass that as first argument
11136 to make_relative_prefix. Always pass standard_libexec_prefix
11137 as last argument to make_relative_prefix. If
11138 make_relative_prefix returns NULL, fall back to
11139 standard_libexec_prefix.
11142 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
11146 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
11147 mode, return that mode.
11150 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
11151 define __ATOMIC_HLE_* macros here.
11152 (ix86_target_macros): But here, using cpp_define_formatted.
11154 2012-05-03 Richard Guenther <rguenther@suse.de>
11156 PR tree-optimization/53144
11157 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
11159 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
11160 with SSA name values.
11161 (vn_reference_lookup_3): Adjust callers.
11163 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
11165 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
11166 has_fma4 for AMD processors with both fma3 and fma4 support.
11168 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
11171 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
11174 2012-05-03 Michael Matz <matz@suse.de>
11177 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
11178 (dse_enter_block): Properly iterate the whole sequence even
11179 if the last statement was removed.
11181 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
11183 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
11184 unset flag_jump_tables.
11185 * stmt.c (expand_case): Remove special flag_pic case conditional
11186 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
11188 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11190 * common/config/s390/s390-common.c (s390_option_optimization_table):
11191 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
11192 default when optimizing.
11194 2012-05-02 Martin Jambor <mjambor@suse.cz>
11197 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
11198 of a variable when the contect is a function.
11200 2012-05-02 Michael Matz <matz@suse.de>
11202 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
11203 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
11204 (const_gimple_seq_node): Remove.
11205 (gimple_seq_node): Typedef as gimple.
11206 (struct gimple_statement_base): Add next and prev members,
11207 adjust all WORD markers in using structs.
11208 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
11209 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
11210 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
11211 gimple are the same.
11212 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
11213 gimple_seq, adjust.
11214 (gimple_init_singleton): New function.
11215 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
11216 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
11217 (gsi_stmt): Adjust.
11218 (gsi_stmt_ptr): Remove.
11219 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
11221 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
11222 again, adjust for above changes.
11223 (update_call_edge_frequencies): Adjust for above changes.
11224 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
11225 (gsi_insert_seq_nodes_after): Ditto.
11226 (gsi_split_seq_after): Ditto.
11227 (gsi_set_stmt): Ditto.
11228 (gsi_split_seq_before): Ditto.
11229 (gsi_remove): Ditto.
11230 (gsi_insert_seq_before_without_update): Don't free sequence.
11231 (gsi_insert_seq_after_without_update): Ditto.
11232 (gsi_replace): Assert some more invariants.
11233 (gsi_insert_before_without_update, gsi_insert_after_without_update):
11235 (gsi_for_stmt): Don't search for stmt.
11236 (gsi_insert_on_edge_immediate): Tidy.
11238 * gimple.c (gimple_alloc_k): Remove "sequences".
11239 (gimple_seq_cache): Remove.
11240 (gimple_alloc_stat): Make stmt a singleton sequence.
11241 (gimple_seq_alloc, gimple_seq_free): Remove.
11242 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
11243 (gimple_copy): Ditto.
11244 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
11245 create iterator from correct sequence.
11246 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
11248 2012-05-02 Michael Matz <matz@suse.de>
11250 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
11252 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
11253 sequence, lazily allocate it.
11254 (bb_seq_addr): New function.
11255 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
11256 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
11257 (gsi_none): New function.
11258 (gsi_start_bb): Adjust.
11259 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
11260 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
11261 (gsi_last_bb): Adjust.
11263 * tree-flow-inline.h (phi_nodes_ptr): New function.
11265 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
11266 datastructure and interface change.
11267 (gsi_insert_seq_before_without_update): Ditto.
11268 (gsi_insert_seq_nodes_after): Ditto.
11269 (gsi_insert_seq_after_without_update): Ditto.
11270 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
11271 (gsi_split_seq_before): Ditto.
11272 (gsi_start_phis): Adjust.
11273 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
11274 (vect_transform_loop): Ditto.
11275 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
11276 gimple_seq_copy): Don't use gimple_seq_alloc.
11277 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
11278 (gimplify_seq_add_seq): Ditto.
11279 * lto-streamer-in.c (make_new_block): Ditto.
11280 * tree-cfg.c (create_bb): Ditto.
11281 * tree-sra.c (initialize_parameter_reductions): Ditto.
11283 2012-05-02 Michael Matz <matz@suse.de>
11285 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
11286 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
11287 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
11288 set_bb_seq): Move down to after gimple_statement_d definition.
11290 2012-05-02 Michael Matz <matz@suse.de>
11292 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
11293 gsi_replace_with_seq, instead of inserting itself.
11294 * gimple-iterator.c (gsi_replace_with_seq): New function.
11295 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
11296 iterator instead of statement, advance it.
11297 (ssa_forward_propagate_and_combine): Adjust call to above.
11299 2012-05-02 Michael Matz <matz@suse.de>
11301 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
11303 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
11304 * tree-nested.c (walk_gimple_omp_for): Ditto.
11305 * trans-mem.c (lower_transaction): Ditto.
11306 * tree-eh.c (do_return_redirection): Ditto.
11307 (do_goto_redirection): Ditto.
11308 (lower_try_finally_switch): Ditto.
11309 * gimplify.c (gimplify_stmt): Ditto.
11310 (gimplify_scan_omp_clauses): Ditto.
11311 (gimplify_omp_for): Ditto.
11312 (gimplify_function_tree): Ditto.
11313 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
11314 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
11315 (mf_build_check_statement_for): Ditto.
11316 (mx_register_decls): Ditto.
11317 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
11318 and don't use itertors to append.
11319 (insert_stmts): Ditto.
11320 (insert_out_of_ssa_copy): Ditto.
11321 (insert_out_of_ssa_copy_on_edge): Ditto.
11323 2012-05-02 Michael Matz <matz@suse.de>
11325 * gimple.h (gimple_bind_body_ptr): New function.
11326 (gimple_bind_body): Use it.
11327 (gimple_catch_handler): Use gimple_catch_handler_ptr.
11328 (gimple_eh_filter_failure_ptr): New function.
11329 (gimple_eh_filter_failure): Use it.
11330 (gimple_eh_else_n_body_ptr): New function.
11331 (gimple_eh_else_n_body): Use it.
11332 (gimple_eh_else_e_body_ptr): New function.
11333 (gimple_eh_else_e_body): Use it.
11334 (gimple_try_eval_ptr): New function.
11335 (gimple_try_eval): Use it.
11336 (gimple_try_cleanup_ptr): New function.
11337 (gimple_try_cleanup): Use it.
11338 (gimple_wce_cleanup_ptr): New function.
11339 (gimple_wce_cleanup): Use it.
11340 (gimple_omp_body_ptr): New function.
11341 (gimple_omp_body): Use it.
11342 (gimple_omp_for_pre_body_ptr): New function.
11343 (gimple_omp_for_pre_body): Use it.
11344 (gimple_transaction_body_ptr): New function.
11345 (gimple_transaction_body): Use it.
11346 (gsi_split_seq_before): Adjust to return nothing and take pointer
11348 (gsi_set_stmt): Declare.
11349 (gsi_replace_with_seq): Declare.
11350 (walk_gimple_seq_mod): Declare.
11351 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
11353 * gimple-iterator.c (gsi_set_stmt): New function.
11354 (gsi_split_seq_before): Return new sequence via pointer argument.
11355 (gsi_replace): Use gsi_set_stmt.
11357 * tree-ssa-loop-im.c (move_computations_stmt): First remove
11359 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
11360 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
11362 (reserve_phi_args_for_new_edge): Change call to above,
11365 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
11366 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
11367 iterators. Adjust call to lower_omp.
11368 (lower_lastprivate_clauses): Adjust call to lower_omp.
11369 (lower_reduction_clauses): Ditto.
11370 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
11371 (lower_omp_sections): Don't explicitely count sequence length,
11372 nullify lowered bodies earlier, ensure stmts are part of only
11373 one sequence, adjust call to lower_omp.
11374 (lower_omp_single): Ensure stmts are part of only one sequence,
11375 adjust call to lower_omp.
11376 (lower_omp_master): Ditto.
11377 (lower_omp_ordered): Ditto.
11378 (lower_omp_critical): Ditto.
11379 (lower_omp_for): Ditto.
11380 (lower_omp_taskreg): Ditto, tidy.
11381 (lower_omp_1): Adjust calls to lower_omp.
11382 (execute_lower_omp): Ditto.
11383 (lower_omp): Adjust to take pointer to sequence.
11384 (diagnose_sb_2): Use walk_gimple_seq_mod.
11385 (diagnose_omp_structured_block_errors): Ditto and set possibly
11386 changed function body.
11387 * gimple-low.c (lower_function_body): Set function body after
11389 (lower_sequence): Adjust to take pointer to sequence.
11390 (lower_omp_directive): Ensure stmt isn't put twice into the
11391 sequence, adjust call to lower_sequence.
11392 (lower_stmt): Adjust calls to lower_sequence.
11393 (lower_gimple_bind): Ditto.
11394 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
11395 * tree-nested.c (walk_body): Take pointer to sequence, use
11396 walk_gimple_seq_mod.
11397 (walk_function): Adjust call to walk_body, set possibly changed body.
11398 (walk_gimple_omp_for): Adjust calls to walk_body.
11399 (convert_nonlocal_omp_clauses): Ditto.
11400 (convert_nonlocal_reference_stmt): Ditto.
11401 (convert_local_omp_clauses): Ditto.
11402 (convert_local_reference_stmt): Ditto.
11403 (convert_tramp_reference_stmt): Ditto.
11404 (convert_gimple_call): Ditto.
11405 (convert_nl_goto_reference): Use local iterator copy.
11406 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
11407 but taking pointer to sequence, ensure gsi_start is called with
11409 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
11410 asserting that the sequence head didn't change.
11411 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
11412 walk_gimple_seq_mod.
11413 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
11414 (execute_lower_tm): Ditto, and set possibly changed body.
11415 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
11416 call gsi_start with that lvalue.
11417 (replace_goto_queue_stmt_list): Ditto.
11418 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
11419 (replace_goto_queue): Ditto.
11420 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
11421 (lower_try_finally_onedest): Ditto.
11422 (lower_try_finally_copy): Ditto.
11423 (lower_try_finally_switch): Ditto.
11424 (lower_try_finally): Ditto.
11425 (lower_eh_filter): Ditto.
11426 (lower_eh_must_not_throw): Ditto.
11427 (lower_cleanup): Ditto.
11428 (lower_eh_constructs_2): Ditto.
11429 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
11430 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
11431 set possibly changed body.
11432 (optimize_double_finally): Call gsi_start with lvalue.
11434 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
11435 (gimple_split_block): Ditto.
11436 (gimple_merge_blocks): Use gsi_start_phis.
11437 (move_stmt_r): Use walk_gimple_seq_mod.
11438 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
11439 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
11440 (rebuild_cgraph_edges): Ditto.
11441 (cgraph_rebuild_references): Ditto.
11442 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
11443 * tree-inline.c (copy_phis_for_bb): Ditto.
11444 * tree-ssa-dce.c: Ditto.
11446 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
11448 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
11449 Andi Kleen <ak@linux.intel.com>
11451 * coretypes.h (MEMMODEL_MASK): New.
11452 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
11453 and return new variable.
11454 (expand_builtin_atomic_exchange): Mask memmodel values.
11455 (expand_builtin_atomic_compare_exchange): Ditto.
11456 (expand_builtin_atomic_load): Ditto.
11457 (expand_builtin_atomic_store): Ditto.
11458 (expand_builtin_atomic_clear): Ditto.
11459 * doc/extend.texi: Mention port-dependent memory model flags.
11460 * config/i386/cpuid.h (bit_HLE): New.
11461 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
11463 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
11464 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
11465 (ix86_target_string)<-mhle>: New.
11466 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
11467 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
11468 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
11469 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
11470 enabled for generic, generic64 and core-avx2.
11471 (ix86_print_operand): Generate HLE lock prefixes.
11472 (ix86_memmodel_check): New.
11473 (TARGET_MEMMODEL_CHECK): Ditto.
11474 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
11475 (IX86_HLE_ACQUIRE): Ditto.
11476 (IX86_HLE_RELEASE): Ditto.
11477 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
11478 * config/i386/i386.opt (mhle): Ditto.
11479 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
11480 success model to instruction emitter.
11481 (atomic_fetch_add<mode>): Ditto.
11482 (atomic_exchange<mode>): Ditto.
11483 (atomic_add<mode>): Ditto.
11484 (atomic_sub<mode>): Ditto.
11485 (atomic_<code><mode>): Ditto.
11486 (*atomic_compare_and_swap_doubledi_pic): Ditto.
11487 (atomic_compare_and_swap_single<mode>): Define and use argument
11489 (atomic_compare_and_swap_double<mode>): Ditto.
11490 * configure.ac: Check if assembler support HLE prefixes.
11491 * configure: Regenerate.
11492 * config.in: Ditto.
11494 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
11496 PR middle-end/53153
11497 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
11499 (gimplify_switch_expr): ... here.
11500 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
11501 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
11502 to clean up case labels with values outside the index type range.
11503 (simplify_gimple_switch): Call it if something changed.
11504 Remove strange and unnecessary assert.
11506 2012-05-02 Richard Guenther <rguenther@suse.de>
11508 * fold-const.c (div_if_zero_remainder): sizetypes no longer
11510 (int_const_binop_1): New worker for int_const_binop with
11511 overflowable parameter. Pass it through to force_fit_type_double.
11512 (int_const_binop): Wrap around int_const_binop_1 with overflowable
11514 (size_binop_loc): Call int_const_binop_1 with overflowable equal
11515 to minus one, forcing overflow detection for even unsigned types.
11516 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
11517 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
11518 * stor-layout.c (initialize_sizetypes): sizetypes no longer
11520 (layout_type): For zero-sized arrays ignore overflow on the
11522 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
11523 (bit_value_binop_1): Likewise.
11524 * tree.c (double_int_to_tree): Likewise.
11525 (double_int_fits_to_tree_p): Likewise.
11526 (force_fit_type_double): Likewise.
11527 (host_integerp): Likewise.
11528 (int_fits_type_p): Likewise.
11529 * varasm.c (output_constructor_regular_field): Sign-extend the
11530 field-offset to cater for negative offsets produced by the Ada
11532 * omp-low.c (extract_omp_for_data): Convert the loop step to
11533 signed for pointer adjustments.
11535 2012-05-02 Richard Guenther <rguenther@suse.de>
11537 * tree.c (valid_constant_size_p): New function.
11538 * tree.h (valid_constant_size_p): Declare.
11539 * cfgexpand.c (expand_one_var): Adjust check for too large
11540 variables by using valid_constant_size_p.
11541 * varasm.c (assemble_variable): Likewise.
11543 * c-decl.c (grokdeclarator): Properly check for sizes that
11544 cover more than half of the address-space.
11546 2012-05-02 Jakub Jelinek <jakub@redhat.com>
11548 PR tree-optimization/53163
11549 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
11550 return value from compute_all_dependences.
11552 PR rtl-optimization/53160
11553 * ree.c (combine_reaching_defs): Handle the case where cand->insn
11554 has been modified by ree pass already.
11556 2012-05-01 Ian Lance Taylor <iant@google.com>
11559 * c-decl.c (build_compound_literal): Make the decl readonly if it
11560 an array of a readonly type.
11561 * gimplify.c (gimplify_compound_literal_expr): Add fallback
11562 parameter. Change all callers. If the decl is not addressable
11563 and is not an l-value, make it readonly.
11565 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
11567 * ira.c (allocated_reg_info_size): New static variable.
11568 (expand_reg_info): Manage it. Call
11569 setup_preferred_alternate_classes_for_new_pseudos.
11570 (ira): Don't do it here. Remove local allocated_reg_info_size,
11571 set the global before calling find_moveable_pseudos.
11572 (find_moveable_pseudos): Call expand_reg_info rather than
11575 2012-05-01 Richard Henderson <rth@redhat.com>
11577 * common.opt (fsync-libcalls): New.
11578 * doc/invoke.texi: Document it.
11579 * optabs.c (init_sync_libfuncs): Honor it.
11581 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11582 Richard Sandiford <r.sandiford@uk.ibm.com>
11584 PR rtl-optimization/52543
11585 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
11587 * lower-subreg.h: New file.
11588 * target-globals.h (this_target_lower_subreg): Declare.
11589 (target_globals): Add lower_subreg;
11590 (restore_target_globals): Restore this_target_lower_subreg.
11591 * target-globals.c: Include it.
11592 (default_target_globals): Add default_target_lower_subreg.
11593 (save_target_globals): Initialize target_lower_subreg.
11594 * rtl.h (init_lower_subreg): Added declaration.
11595 * toplev.c (backend_init_target): Call initializer for lower-subreg
11597 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
11598 (default_target_lower_subreg): New variable.
11599 (this_target_lower_subreg): Likewise.
11600 (twice_word_mode, choices): New macros.
11601 (shift_cost, compute_splitting_shift, compute_costs)
11602 (init_lower_subreg): New functions.
11603 (resolve_simple_move): Add speed_p argument. Check choices.
11604 (find_pseudo_copy): Don't check the mode size here.
11605 (resolve_simple_move): Assert the mode size.
11606 (find_decomposable_shift_zext): Add speed_p argument and return
11607 a bool. Check choices.
11608 (resolve_shift_zext): Add comment.
11609 (dump_shift_choices, dump_choices): New functions.
11610 (decompose_multiword_subregs): Dump list of profitable
11611 transformations. Add code to skip non profitable transformations.
11612 Update calls to simple_move and find_decomposable_shift_zext.
11614 2012-05-01 Ian Bolton <ian.bolton@arm.com>
11615 Sameera Deshpande <sameera.deshpande@arm.com>
11616 Greta Yorsh <greta.yorsh@arm.com>
11618 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
11619 (thumb1_unexpanded_epilogue): ...this.
11620 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
11621 (thumb1_unexpanded_epilogue): ...this.
11622 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
11623 (thumb1_unexpanded_epilogue): ...this.
11625 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
11627 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
11628 comparing enumeration values. Update comments.
11630 2012-05-01 Alan Modra <amodra@gmail.com>
11633 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
11634 load_cr_save, add_crlr_cfa_restore): New functions.
11635 (rs6000_restore_saved_cr): Rename to..
11636 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
11637 (rs6000_emit_epilogue): Use new functions. Adjust condition
11638 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
11639 regs when using out-of-line restore only when shrink wrapping.
11641 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11643 PR middle-end/53136
11644 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
11645 calls to cgraph_node_name in xstrdup.
11646 (ipa_make_edge_direct_to_target): Ditto.
11647 * cgraph.c (dump_cgraph_node): Ditto.
11648 * tree-sra.c (convert_callers_for_node): Ditto.
11649 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
11650 * ipa-cp.c (perhaps_add_new_callers): Ditto.
11651 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
11652 (cgraph_materialize_all_clones): Ditto.
11653 * ipa-inline.c (report_inline_failed_reason): Ditto.
11654 (want_early_inline_function_p): Ditto.
11655 (edge_badness): Ditto.
11656 (update_edge_key): Ditto.
11657 (flatten_function): Ditto.
11658 (ipa_inline): Ditto.
11659 (inline_always_inline_functions): Ditto.
11660 (early_inline_small_functions): Ditto.
11662 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11665 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
11666 constraints 0 and 1.
11668 012-04-30 Jan Hubicka <jh@suse.cz>
11670 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
11671 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
11672 (cgraph_add_to_same_comdat_group): Remove.
11673 (cgraph_add_asm_node): Move to cgraphunit.c.
11674 (cgraph_make_decl_local): Move to symtab.c
11675 (cgraph_make_node_local_1): Update.
11676 (cgraph_can_remove_if_no_direct_calls_and): Update.
11677 (used_from_object_file_p): Update.
11678 (resolution_used_from_other_file_p): Move to symtab.c
11679 (cgraph_used_from_object_file_p): move to symtab.c
11680 (verify_cgraph_node): Verify same comdat groups.
11681 * cgraph.h (cgraph_asm_node): Rename to ...
11682 (asm_node): ... this one.
11683 (cgraph_asm_nodes): Rename to ...
11684 (asm_nodes): ... this one.
11685 (symtab_add_to_same_comdat_group): New function.
11686 (symtab_dissolve_same_comdat_group_list): New function.
11687 (symtab_used_from_object_file_p): Declare.
11688 (symtab_make_decl_local): Declare.
11689 (cgraph_add_to_same_comdat_group): Remove.
11690 (cgraph_add_asm_node): Remove.
11691 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
11693 (cgraph_finalize_compilation_unit): Rename to ...
11694 (finalize_compilation_unit): ... this one.
11695 (cgraph_optimize): Rename to ....
11696 (compile): ... this one.
11697 (add_asm_node): Declare.
11698 (fixup_same_cpp_alias_visibility): Declare.
11699 (cgraph_make_decl_local): Remove.
11700 (varpool_assemble_pending_decls): Rename to ...
11701 (varpool_output_variables): ... this one.
11702 (varpool_remove_unreferenced_decls): Remove.
11703 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
11704 (preserve_function_body_p): Make static.
11705 * toplev.c (compile_file): Update comments; update.
11706 * cgraphunit.c: Update comments.
11707 (cgraph_expand_all_functions): Rename to ...
11708 (expand_all_functions): ... this one; update.
11709 (cgraph_mark_functions_to_output): Rename to ...
11710 (mark_functions_to_output): ... this one; cleanup.
11711 (cgraph_output_pending_asms): Remove prototype.
11712 (asm_nodes, asm_last_node): New static vars.
11713 (cgraph_process_new_functions): Update.
11714 (cgraph_reset_node): Cleanup; add comment.
11715 (cgraph_add_new_function): Update.
11716 (cgraph_output_pending_asms): Rename to ...
11717 (output_asm_statements): ... this one.
11718 (add_asm_node): New function.
11719 (fixup_same_cpp_alias_visibility): New function based on code
11720 in cgraph_analyze_function.
11721 (cgraph_analyze_function): Use it.
11722 (cgraph_order_sort): Update.
11723 (cgraph_output_in_order): Update.
11724 (cgraph_function_versioning): Update.
11725 (cgraph_optimize): Rename to ...
11726 (compile): ... this one; initialize streamer hooks here.
11727 (cgraph_finalize_compilation_unit): Rename to ...
11728 (finalize_compilation_unit): ... this one; do not initialize streamer
11730 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
11731 * dwarf2out.c: Update ocmment.
11732 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
11733 * method.c (use_thunk): Likewise.
11734 * semantics.c (maybe_add_lambda_conv_op): Likewise.
11735 * decl2.c (maybe_emit_vtables): Likewise.
11736 (cp_write_global_declarations): Use finalize_compilation_unit.
11737 * parser.c (cp_parser_asm_definition): Use add_asm_node.
11738 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
11739 * c-decl.c (c_write_global_declarations): Use
11740 finalize_compilation_unit.
11741 * langhooks.c (write_global_declarations): Update.
11742 * ipa.c (cgraph_externally_visible_p): Update.
11743 (dissolve_same_comdat_group_list): Remove.
11744 (function_and_variable_visibility): Update.
11745 * symtab.c: Inlcude lto-streamer.h and rtl.h
11746 (ld_plugin_symbol_resolution_names): New.
11747 (symtab_add_to_same_comdat_group): New.
11748 (symtab_dissolve_same_comdat_group_list): New.
11749 (resolution_used_from_other_file_p): Move here from cgraph.c
11750 (symtab_used_from_object_file_p): New.
11751 (symtab_make_decl_local): New.
11752 * passes.c (register_pass): Update comments.
11753 * c-parser.c (c_parser_asm_definition): Update.
11754 * varpool.c (varpool_analyze_node): Use
11755 fixup_same_cpp_alias_visibility.
11756 (varpool_remove_unreferenced_decls): Make static.
11757 (varpool_assemble_pending_decls): Rename to ...
11758 (varpool_output_variables): ... this one; call
11759 varpool_remove_unreferenced_decls.
11760 (varpool_used_from_object_file_p): Remove.
11762 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
11765 * c-typeck.c (build_array_ref): Call
11766 convert_vector_to_pointer_for_subscript.
11767 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
11769 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11771 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
11772 to compile-time "mode == <MODE>mode" checks.
11773 (and splitter): Ditto.
11775 2012-04-30 Richard Henderson <rth@redhat.com>
11777 * config/arm/arm.md (UNSPEC_LL): New.
11778 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
11779 (arm_load_exclusivedi): Use %H0.
11781 2012-04-30 Jason Merrill <jason@redhat.com>
11783 * dwarf2out.c (comdat_symbol_id): Add const.
11784 (union die_symbol_or_type_node): Add const to die_symbol.
11785 (output_die_symbol, output_die, output_comp_unit): Adjust.
11787 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
11789 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
11790 * config/arm/neon.md (negdi2_neon): New insn.
11791 Also add splitters for core and NEON registers.
11793 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
11795 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
11796 (arm_print_operand): Add 'x' format.
11797 * config/arm/constraints.md (Dn): Allow const_int.
11798 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
11799 Use 'x' format to print constants.
11800 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
11801 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
11803 (movdi_vfp_cortexa8): Likewise.
11805 2012-04-30 Ian Bolton <ian.bolton@arm.com>
11806 Sameera Deshpande <sameera.deshpande@arm.com>
11807 Greta Yorsh <greta.yorsh@arm.com>
11809 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
11810 * config/arm/arm.c (ldm_stm_operation_p): New function.
11811 * config/arm/predicates.md (load_multiple_operation): Update predicate.
11812 (store_multiple_operation): Likewise.
11814 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
11815 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
11816 * config/arm/predicates.md (load_multiple_operation): Add arguments.
11817 (store_multiple_operation): Likewise.
11819 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11821 * config/i386/i386.md (and<mode>3): Expand masking operations with
11822 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
11823 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
11825 2012-04-30 Dodji Seketeli <dodji@redhat.com>
11827 Add -Wvarargs option
11828 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
11829 argument for the various warning_at calls.
11830 * docs/invoke.texi: Update the documentation.
11832 2012-04-30 Dodji Seketeli <dodji@redhat.com>
11834 Switch -ftrack-macro-expansion=2 on by default.
11835 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
11838 Fix va_start related location
11839 * builtins.c (fold_builtin_next_arg): Unwinds to the first
11840 location in real source code.
11842 Make conversion warnings work on NULL with -ftrack-macro-expansion
11843 * input.h (expansion_point_location_if_in_system_header): Declare
11845 * input.c (expansion_point_location_if_in_system_header): Define it.
11847 Fix -Wuninitialized for -ftrack-macro-expansion
11848 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
11849 declaration. Use linemap_location_before_p for source locations.
11851 Strip "<built-in>" loc from displayed expansion context
11852 * input.c (expand_location_1): When expanding to spelling location
11853 in a context of a macro expansion, skip reserved system header
11854 locations. Update comments. * tree-diagnostic.c
11855 (maybe_unwind_expanded_macro_loc): Likewise.
11857 Make expand_location resolve to locus in main source file
11858 * input.c (expand_location_1): New. Takes a parameter to choose
11859 whether to resolve the location to spelling or expansion point.
11860 Was factorized from ...
11861 (expand_location): ... here.
11862 (expand_location_to_spelling_point): New. Implemented in terms of
11864 * diagnostic.c (diagnostic_build_prefix): Use the new
11865 expand_location_to_spelling_point instead of expand_location.
11867 Fix PCH crash on GTYed pointer-to-scalar field of a struct
11868 * gengtype.c (write_types_process_field): Force second argument of
11869 the call to the PCH object hierarchy walker to be 'x'.
11871 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
11873 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
11874 predicate to discriminate types.
11876 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
11878 * doc/invoke.texi (Wmissing-format-attribute): Document as an
11879 alias of Wsuggest-attribute=format.
11880 * c-typeck.c (convert_for_assignment): Replace
11881 Wmissing-format-attribute with Wsuggest-attribute=format.
11882 (digest_init): Likewise.
11884 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
11886 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
11887 * common.opt (Wmissing-noreturn): Alias of
11888 -Wsuggest-attribute=noreturn.
11890 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
11893 * config/cris/cris.md (andqu): New peephole2.
11894 (andu): Tweak head comment.
11896 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
11897 Steven Bosscher <steven@gcc.gnu.org>
11898 Maxim Kuvyrkov <maxim@codesourcery.com>
11900 PR tree-optimization/38785
11901 * common.opt (ftree-partial-pre): New option.
11902 * doc/invoke.texi: Document it.
11903 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
11904 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
11905 benefit speed path.
11906 (execute_pre): Use flag_tree_partial_pre.
11908 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11911 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
11914 2012-04-27 Ollie Wild <aaw@google.com>
11916 * doc/invoke.texi (Wliteral-suffix): Document new option.
11918 2012-04-27 Tom Tromey <tromey@redhat.com>
11920 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
11921 (dwarf_tag_name): Use get_DW_TAG_name.
11922 (dwarf_attr_name): Use get_DW_AT_name.
11923 (dwarf_form_name): Use get_DW_FORM_name.
11924 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
11926 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
11928 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
11929 arguments are -1 and 0, by negating the result of the conditional.
11931 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
11934 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
11936 2012-04-27 Richard Guenther <rguenther@suse.de>
11938 * tree-flow.h (is_hidden_global_store): Remove.
11939 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
11940 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
11941 (stmt_may_clobber_global_p): Likewise.
11942 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
11943 (stmt_may_clobber_global_p): Likewise.
11944 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
11945 stmt_may_clobber_global_p.
11946 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
11948 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
11950 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
11953 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
11954 reorganize some fields and update comments. Rename bit_test_uniq
11955 and bit_test_count to uniq resp. count. Remove bit_test_bb.
11956 (collect_switch_conv_info): New function, collects info about a
11957 GIMPLE_SWITCH into a struct switch_conv_info.
11958 (check_range): Simplify to use pre-recorded info. Fix think-o in
11959 range-branch ratio check.
11960 (check_process_case): Remove function.
11961 (check_all_empty_except_final): New function, verifies that all
11962 non-final basic blocks are empty.
11963 (process_switch): Simplify to use pre-recorded info. Call
11964 collect_switch_conv_info to do that. Assert that degenerate switch
11965 statements have been cleaned up.
11967 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
11969 PR middle-end/27139
11970 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
11972 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
11975 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
11977 2012-04-27 Tom de Vries <tom@codesourcery.com>
11979 PR tree-optimization/51879
11980 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
11981 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
11983 (defs_to_varying): ... here. Don't set use_processed.
11984 (visit_reference_op_call): Handle gimple_vdef.
11985 Handle case that lhs is NULL_TREE.
11986 (visit_use): Use mark_use_processed. Handle calls with side-effect
11987 using visit_reference_op_call.
11989 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
11991 * sched-deps.c (fixup_sched_groups): Rename to...
11992 (chain_to_prev_insn): ...this.
11993 (chain_to_prev_insn_p): New function.
11994 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
11996 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
11998 * sched-int.h (_haifa_insn_data): Move priority_status.
12000 (INSN_MODEL_INDEX): New macro.
12001 * haifa-sched.c (insn_delay): New function.
12002 (sched_regno_pressure_class): Update commentary.
12003 (mark_regno_birth_or_death): Pass the liveness bitmap and
12004 pressure array as arguments, instead of using curr_reg_live and
12005 curr_reg_pressure. Only update the pressure if the bit in the
12006 liveness set has changed.
12007 (initiate_reg_pressure_info): Always trust the live-in set for
12008 SCHED_PRESSURE_MODEL.
12009 (initiate_bb_reg_pressure_info): Update call to
12010 mark_regno_birth_or_death.
12011 (dep_list_size): Take the list as argument.
12012 (calculate_reg_deaths): New function, extracted from...
12013 (setup_insn_reg_pressure_info): ...here.
12014 (MODEL_BAR): New macro.
12015 (model_pressure_data, model_insn_info, model_pressure_limit)
12016 (model_pressure_group): New structures.
12017 (model_schedule, model_worklist, model_insns, model_num_insns)
12018 (model_curr_point, model_before_pressure, model_next_priority):
12020 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
12021 (MODEL_INSN_INFO, MODEL_INSN): New macros.
12022 (model_index, model_update_limit_points_in_group): New functions.
12023 (model_update_limit_points, model_last_use_except): Likewise.
12024 (model_start_update_pressure, model_update_pressure): Likewise.
12025 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
12026 (model_excess_cost, model_dump_pressure_points): Likewise.
12027 (model_set_excess_costs): Likewise.
12028 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
12029 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
12030 schedule as an alternative tie-breaker. Update the call to
12032 (ready_sort): Call model_set_excess_costs.
12033 (update_register_pressure): Update call to mark_regno_birth_or_death.
12034 Rely on that function to check liveness rather than doing it here.
12035 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
12036 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
12037 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
12038 (model_record_pressure, model_record_pressures): New functions.
12039 (model_record_final_pressures, model_add_successors_to_worklist)
12040 (model_promote_predecessors, model_choose_insn): Likewise.
12041 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
12042 (model_start_schedule, model_finalize_pressure_group): Likewise.
12043 (model_end_schedule): Likewise.
12044 (schedule_insn): Say when we're scheduling the next instruction
12045 in the model schedule.
12046 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
12047 (queue_to_ready): Do not add instructions that are
12048 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
12049 Always allow the next instruction in the model schedule to be added.
12050 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
12051 and delay for SCHED_PRESSURE_MODEL too.
12052 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
12053 SCHED_PRIORITY_MODEL, but also take the DFA into account.
12054 (schedule_block): Call model_start_schedule and model_end_schedule.
12055 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
12056 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
12057 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
12059 (sched_finish): Update accordingly.
12060 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
12061 to SCHED_PRESSURE_MODEL.
12062 (add_jump_dependencies): Update call to dep_list_size.
12063 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
12064 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
12065 to SCHED_PRESSURE_MODEL.
12066 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
12067 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
12068 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
12069 handling to SCHED_PRESSURE_MODEL.
12071 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
12073 * common.opt (fsched-pressure-algorithm=): New option.
12074 * flag-types.h (sched_pressure_algorithm): New enum.
12075 * sched-int.h (sched_pressure_p): Replace with...
12076 (sched_pressure): ...this new variable.
12077 * haifa-sched.c (sched_pressure_p): Replace with...
12078 (sched_pressure): ...this new variable.
12079 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
12080 (update_reg_and_insn_max_reg_pressure, schedule_insn)
12081 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
12082 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
12083 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
12084 (sched_analyze_insn): Likewise.
12085 * sched-rgn.c (schedule_region): Likewise.
12086 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
12088 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
12090 * PR middle-end/52997
12091 * ira.c (find_moveable_pseudos): Call resize_reg_info.
12093 PR middle-end/52940
12094 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
12095 * expr.c (convert_move): Honor unsignedp when extending partial int
12097 * genmodes.c (complete_mode): Don't clear component field of partial
12099 (emit_mode_inner): Don't emit it however.
12100 (calc_wider_mode): Partial int modes widen to their component.
12102 2012-04-26 David S. Miller <davem@davemloft.net>
12104 * config/sparc/niagara4.md: New file.
12105 * config/sparc/sparc.md: Include it.
12106 * config/sparc/sparc.c (niagara4_costs): New processor costs.
12107 (sparc_option_override): Use it.
12108 (sparc_use_sched_lookahead): Return 2 for niagara4.
12109 (sparc_issue_rate): Likewise.
12111 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
12112 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
12113 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
12114 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
12115 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
12116 alignaddrldi_vis): Set type to gsr.
12117 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
12118 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
12119 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
12120 v<vis3_shift_patname><mode>3, fmean16_vis,
12121 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
12122 fucmp<code>8<P:mode>_vis): Set type to fga.
12123 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
12124 * config/sparc/niagara.md: Likewise.
12125 * config/sparc/niagara2.md: Likewise.
12126 * config/sparc/ultra3.md: Likewise, and fix type matching for
12127 us3_ialuX reservation.
12129 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12131 * reload.c (find_reloads): Change the loop nesting when trying an
12132 alternative with swapped operands.
12134 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
12136 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
12137 comment. Delete unused parameter first_exp_point_map.
12138 (virt_loc_aware_diagnostic_finalizer): Update call.
12140 2012-04-26 Michael Hope <michael.hope@linaro.org>
12141 Richard Earnshaw <rearnsha@arm.com>
12143 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
12144 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
12145 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
12146 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
12148 2012-04-25 Sriraman Tallam <tmsriram@google.com>
12150 * doc/extend.texi: Document avx2 support.
12151 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
12153 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
12156 * config/cris/cris.md ("*andhi_lowpart_v32")
12157 ("*andqi_lowpart_v32"): Change first input-only operand from
12158 a (match_operand ...) to (match_dup 0). Drop alternatives with
12159 const_int-matching constraints for redundancy.
12160 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
12161 three-operand alternative.
12163 2012-04-25 Jakub Jelinek <jakub@redhat.com>
12166 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
12167 instead expand it as zero extension.
12169 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
12172 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
12174 2012-04-25 Jakub Jelinek <jakub@redhat.com>
12176 * common.opt (flag_debug_types_section): Default to 0.
12177 (dwarf_version): Default to 4.
12178 (dwarf_record_gcc_switches): Default to 1.
12179 (dwarf_strict): Default to 0.
12180 * toplev.c (process_options): Don't handle dwarf_strict
12181 or dwarf_version here.
12182 * config/vxworks.c (vxworks_override_options): Don't
12183 test whether dwarf_strict or dwarf_version are negative,
12184 instead test !global_options_set.x_dwarf_*.
12185 * config/darwin.c (darwin_override_options): Default to
12187 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
12188 and -fno-debug-types-section are now the default.
12190 2012-04-25 Jan Hubicka <jh@suse.cz>
12192 * cgraphunit.c: Update toplevel comment.
12193 (tree_rest_of_compilation): Merge into cgraph_expand_function.
12194 (cgraph_analyze_function): Make static.
12195 (cgraph_decide_is_function_needed): Make static.
12196 (cgraph_add_new_function): Use expand_function instead of
12197 rest_of_compilation.
12198 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
12199 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
12201 (cgraph_inline_p): Remove.
12202 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
12203 (init_cgraph): Add comment.
12204 * cgraphbuild.c (record_reference, mark_address, mark_load,
12205 mark_store): Do not call analyze_expr hook.
12206 * cgraph.c: Update toplevel comment.
12207 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
12208 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
12209 Move fere from cgraphunit.c
12210 (cgraph_mark_force_output_node): Move to cgraph.h
12211 * cgraph.h: Reorder so the comments match the function placement.
12212 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
12213 (cgraph_mark_force_output_node): Move here from cgraph.c
12214 * tree.c (free_lang_data): Do not clear analyze_expr hook.
12215 * ipa-inline-transform.c (preserve_function_body_p): New function.
12216 (inline_transform): Update.
12217 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
12218 * langhooks.h (lang_hooks_for_callgraph): Remove.
12219 (lang_hooks): Remove callgraph.
12220 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
12221 * varpool.c: Remove out of date comment.
12222 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
12223 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
12225 2012-04-25 Jan Hubicka <jh@suse.cz>
12227 PR middle-end/53089
12228 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
12229 forward declaration.
12230 (cgraph_finalize_function): Finalize them here.
12231 * symtab.c (dump_symtab): Dump ctors and dtors.
12233 2012-04-25 Jakub Jelinek <jakub@redhat.com>
12235 PR middle-end/52979
12236 * stor-layout.c (get_best_mode): Don't return mode with bitsize
12237 larger than maxbits. Don't compute maxbits modulo align.
12238 Also check that unit bytes long store at bitpos / unit * unit
12239 doesn't affect bits beyond bitregion_end.
12240 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
12241 would not fit into bitregion_start ... bitregion_end + 1 bit region.
12242 (store_split_bit_field): Decrease unit close to end of bitregion_end
12243 if access is restricted in order to avoid mutual recursion.
12245 PR tree-optimization/53058
12246 * double-int.h (double_int_max_value, double_int_min_value): New
12248 * double-int.c (double_int_max_value, double_int_min_value): New
12250 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
12251 or GT_EXPR with double_int_max_value instead of double_int_mask.
12253 2012-04-25 Richard Guenther <rguenther@suse.de>
12255 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
12256 * tree-vect-loop.c (vect_transform_loop): Adjust.
12257 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
12258 the maximum number of iterations for the epilogue loop.
12259 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
12261 2012-04-25 Jakub Jelinek <jakub@redhat.com>
12264 * c-typeck.c (set_nonincremental_init,
12265 set_nonincremental_init_from_string): Pass true instead of false
12266 as IMPLICIT to add_pending_init.
12268 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
12270 * c-typeck.c (pop_init_level): Improve diagnostics.
12272 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
12274 * compare-elim.c (try_eliminate_compare): Also handle operands with
12275 implicit extensions.
12277 2012-04-25 Alan Modra <amodra@gmail.com>
12279 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
12280 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
12281 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
12282 (no_global_regs_above): Delete.
12283 (no_global_regs): New function.
12284 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
12285 value for load multiple test.
12286 (savres_routine_syms): Increase size.
12287 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
12288 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
12289 rather than a number of boolean flags. Update all callers.
12290 (rs6000_savres_routine_name): Generate vector save/restore names.
12291 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
12292 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
12293 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
12294 and using_store_multiple. Expand uses. Don't always use r11 as
12295 frame reg when needed for out-of-line saves. Set up initial offset
12296 for out-of-line vector saves when buying stack frame. Handle pointer
12297 reg setup for out-of-line fp save. Emit call to out-of-line vector
12298 save function. Choose r11 or r12 for vrsave reg when available for
12300 (rs6000_output_function_prologue): Don't emit .extern for ELF.
12301 (rs6000_emit_epilogue): Choose a better frame reg when restoring
12302 from back-chain to suit out-of-line vector restore functions. Emit
12303 call to out-of-line vector restore function. Adjust register used
12304 for cr restore. Tweak pointer register setup for gpr restore.
12305 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
12307 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
12308 (V_SAVE_INLINE): Define.
12309 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
12311 2012-04-25 Alan Modra <amodra@gmail.com>
12313 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
12314 out-of-line save/restore for large frames. Don't disable
12315 out-of-line saves on ABI_AIX when using static chain reg.
12316 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
12317 clobber static chain reg, and tweak for out-of-line gpr saves
12320 2012-04-25 Alan Modra <amodra@gmail.com>
12322 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
12323 (rs6000_emit_prologue): Use the above to catch register overlap.
12325 2012-04-25 Alan Modra <amodra@gmail.com>
12327 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
12328 decl. Move logic selecting update reg to callers. Update all callers.
12329 (rs6000_emit_allocate_stack): Add copy_off param.
12330 (emit_frame_save): Don't handle reg+reg addressing.
12331 (ptr_regno_for_savres): New function, extracted from..
12332 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
12333 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
12334 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
12335 frame offset adjustment for out-of-line save with copy from sp.
12336 Simplify condition controlling whether cr is saved early or
12337 late. Use ptr_regno_for_savres to verify correct reg is set
12338 up for out-of-line saves. Pass the actual pointer reg used to
12339 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
12340 function. Rearrange spe vars so code is similar to that
12341 elsewhere in this function. Don't update frame_off when spe
12342 save code will restore r11. Use emit_frame_save for spe and
12343 gpr saves. Consolidate darwin out-of-line gpr setup with that
12344 for other abis. Don't assume frame_offset is zero and frame
12345 reg is sp when setting up altivec reg saves, and calculate
12346 exact offset requirement.
12347 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
12348 spe restore code. Consolidate darwin out-of-line gpr setup
12349 with that for other abis.
12351 2012-04-25 Alan Modra <amodra@gmail.com>
12353 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
12354 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
12356 (emit_frame_save): Delete frame_ptr param. Rename total_size to
12358 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
12359 and emit_frame_save calls. Cope with possibly missing note.
12361 2012-04-24 Sriraman Tallam <tmsriram@google.com>
12363 * config/i386/i386.c (build_processor_model_struct): New function.
12364 (make_var_decl): New function.
12365 (fold_builtin_cpu): New function.
12366 (ix86_fold_builtin): New function.
12367 (make_cpu_type_builtin): New function.
12368 (ix86_init_platform_type_builtins): New function.
12369 (ix86_expand_builtin): Expand new builtins by folding them.
12370 (ix86_init_builtins): Make new builtins to detect CPU type.
12371 (TARGET_FOLD_BUILTIN): New macro.
12372 (IX86_BUILTIN_CPU_INIT): New enum value.
12373 (IX86_BUILTIN_CPU_IS): New enum value.
12374 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
12375 * config/i386/i386-builtin-types.def: New function type.
12376 * testsuite/gcc.target/builtin_target.c: New testcase.
12377 * doc/extend.texi: Document builtins.
12379 2012-04-24 Olivier Hainque <hainque@adacore.com>
12381 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
12382 * toplev.c (process_options): Default to dwarf_version 2.
12383 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
12384 and dwarf_version 2.
12386 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
12388 * tree-pretty-print.h (default_tree_printer): Do not declare.
12389 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
12391 (default_tree_diagnostic_starter): Make static.
12392 (default_tree_printer): Move to here. Make static.
12393 (tree_diagnostics_defaults): New.
12394 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
12395 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
12396 * toplev.c: Do not include tree-pass.h.
12397 (default_tree_printer): Move from here.
12398 (general_init): Use tree_diagnostics_defaults.
12400 2012-04-24 Chao-ying Fu <fu@mips.com>
12402 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
12403 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
12404 * config/mips/gnu-user.h
12405 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
12406 (GNU_USER_TARGET_LINK_SPEC): New define.
12407 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
12408 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
12409 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
12410 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
12411 GNU_USER_TARGET_ENDFILE_SPEC.
12412 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
12413 (GNU_USER_TARGET_LINK_SPEC): New define.
12414 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
12415 * config/mips/linux-common.h: New file.
12417 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12420 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
12421 (altivec_build_resolved_builtin): Call fully_fold_convert.
12423 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
12426 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
12428 2012-04-24 Richard Guenther <rguenther@suse.de>
12430 PR tree-optimization/53085
12431 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
12434 2012-04-24 Richard Guenther <rguenther@suse.de>
12436 * tree-if-conv.c (main_tree_if_conversion): Move bb under
12439 2012-04-24 Jim Meyering <meyering@redhat.com>
12441 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
12442 absence of an define_enum call.
12444 2012-04-24 Richard Guenther <rguenther@suse.de>
12446 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
12447 the epilogue loop is not re-used as unvectorized version
12448 record the its maximum number of iterations.
12450 2012-04-24 Andrew Pinski <apinski@cavium.com>
12452 * tree-ssa-forwprop.c (simplify_bitwise_binary):
12453 Don't directly use def1/def2.
12455 2012-04-24 Richard Guenther <rguenther@suse.de>
12457 PR tree-optimization/53098
12458 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
12461 2012-04-24 Andrew Pinski <apinski@cavium.com>
12464 * tree-ssa-forwprop.c (defcodefor_name): New function.
12465 (simplify_bitwise_binary): Use defcodefor_name instead of manually
12466 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
12467 Simplify "(~X | Y) & X" to "X & Y" and
12468 "(~X & Y) | X" to "X | Y".
12470 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12472 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
12473 validate_change to add clobbers if IN_GROUP is nonzero.
12474 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
12475 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
12477 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
12479 * config/s390/s390.c (insn_invalid_p): Likewise.
12481 2012-04-24 Jakub Jelinek <jakub@redhat.com>
12483 PR middle-end/53084
12484 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
12485 (output_addressed_constants): Likewise.
12487 PR middle-end/52999
12488 * varasm.c (get_section): Don't ICE for section conflicts with
12489 built-in section kinds.
12491 2012-04-23 DJ Delorie <dj@redhat.com>
12493 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
12494 (LIBSTDCXX): Change to CPP2.
12496 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
12499 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
12502 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
12504 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
12505 (*addsi_2_zext): Ditto.
12506 (*add<mode>_3): Ditto.
12507 (*addsi_3_zext): Ditto.
12508 (*add<mode>_5): Ditto.
12510 2012-04-23 Andrew Pinski <apinski@cavium.com>
12512 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
12513 (C & B) to (A OP0) & B.
12515 2012-04-23 Martin Jambor <mjambor@suse.cz>
12517 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
12518 temporaries created for a bitfield (reverting revision 122014).
12520 2012-04-23 Richard Guenther <rguenther@suse.de>
12522 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
12523 the condition using is_gimple_condexpr and avoid the not necessary
12525 (set_prologue_iterations): Likewise.
12526 (vect_loop_versioning): Likewise.
12528 2012-04-23 Richard Guenther <rguenther@suse.de>
12530 PR tree-optimization/53070
12531 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
12532 (main_tree_if_conversion): Verify we succeeded in that.
12534 2012-04-23 Jan Hubicka <jh@suse.cz>
12536 * lto-symtab.c (lto_cgraph_replace_node): Do not call
12537 mark_reahcable_node.
12538 * cgraph.c (cgraph_remove_node): Do not clear reachable.
12539 (cgraph_mark_reachable_node): Remove.
12540 (cgraph_mark_force_output_node): Do not set reachable.
12541 (dump_cgraph_node): Do not dump reachable.
12542 (cgraph_create_virtual_clone): Do not set reachable.
12543 * cgraph.h (cgraph_node): Remove reachable flag.
12544 (varpool_node): Remove reachable flag.
12545 (cgraph_mark_if_needed): Remove.
12546 (cgraph_mark_reachable_node): Remove.
12547 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
12548 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
12550 (cgraph_add_new_function): Likewise.
12551 (cgraph_mark_if_needed): Remove.
12552 (cgraph_analyze_function): Do not set target as reachable.
12553 (process_function_and_variable_attributes): Do not care about
12555 (cgraph_analyze_functions): Do not set reachable flags.
12556 (cgraph_mark_functions_to_output): Do not check reachability.
12557 (cgraph_copy_node_for_versioning): Do not set reachable flag.
12558 (dbxout_expand_expr): Update.
12559 * c-decl.c (merge_decls): Do not track changed externs.
12560 * ipa.c: Include pointer-set.h
12561 (enqueue_cgraph_node): Use reachable pointer set.
12562 (process_references): Likewise.
12563 (cgraph_remove_unreachable_nodes): Likewise.
12564 (whole_program_function_and_variable_visibility): Do not recompute
12566 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
12568 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
12570 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
12572 2012-04-23 Richard Guenther <rguenther@suse.de>
12575 * c-typeck.c (build_binary_op): Fix typo.
12577 2012-04-23 Jakub Jelinek <jakub@redhat.com>
12579 PR tree-optimizations/52891
12580 * tree-vect-patterns.c (adjust_bool_pattern): Use
12581 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
12582 but with non-standard precision.
12584 2012-04-22 Jan Hubicka <jh@suse.cz>
12586 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
12589 2012-04-22 Jan Hubicka <jh@suse.cz>
12591 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
12592 * cgraphbuild.c (record_reference, record_type_list, mark_address,
12593 mark_load, mark_store): Do not mark varpool nodes as needed.
12594 * cgraph.c (cgraph_new_nodes): Remove.
12595 (cgraph_create_function_alias): Do not mark nodes as reachable.
12596 (cgraph_add_thunk): Likewise.
12597 (cgraph_mark_reachable_node): Do not manage the queue.
12598 * cgraph.h (cgraph_node): Remove next_needed.
12599 (varpool_nodes_queue): Remove next_needed and prev_needed.
12600 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
12601 (cgraph_new_nodes): Declare.
12602 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
12603 (varpool_analyze_pending_decls): Remove.
12604 (varpool_analyze_node): New.
12605 (varpool_mark_needed_node): Remove.
12606 (varpool_first_variable, varpool_next_variable): New inlines.
12607 (varpool_first_static_initializer, varpool_next_static_initializer):
12609 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
12610 (varpool_first_defined_variable): New inline.
12611 (varpool_next_defined_variable): New inline
12612 (FOR_EACH_VARIABLE): Reimplement.
12613 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
12614 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
12616 * cgraphunit.c (cgraph_new_nodes): Declare here.
12617 (enqueue_node): New function.
12618 (cgraph_process_new_functions): update for new
12619 node set; when constructing cgraph enqueue node for processing.
12620 (cgraph_add_new_function): Use new node set.
12621 (process_function_and_variable_attributes): Do not set varpool needed
12623 (referred_to_p): New function.
12624 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
12625 when varpool is in construction.
12626 (cgraph_analyze_functions): Rewrite.
12627 (cgraph_expand_all_functions): Update.
12628 (cgraph_output_in_order): Do not analyze pending decls; do not set
12630 (cgraph_optimize): Do not analyze pending decls.
12631 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
12632 in other partition; do not mark node as needed.
12633 * dwarf2out.c (reference_to_unused): Use analyzed flag.
12634 (premark_types_used_by_global_vars_helper): Likewise.
12635 * ipa.c (process_references): Do not call varpool_mark_needed_node.
12636 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
12638 (function_and_variable_visibility): Do not mark node as needed.
12639 (whole_program_function_and_variable_visibility): Likewise.
12640 * Makefile.in (gt-varpool.h): No longer needed.
12641 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
12642 (ipa_write_summaries): Do not use needed flag.
12643 * varpool.c: Do not include gt-varpool.h
12644 (x_varpool_nodes_queue, x_varpool_last_needed_node,
12645 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
12646 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
12648 (varpool_remove_node): Do not update the lists.
12649 (dump_varpool_node): Do not dump needed flag.
12650 (varpool_enqueue_needed_node): Remove.
12651 (varpool_mark_needed_node): Remove.
12652 (varpool_reset_queue): Remove.
12653 (varpool_finalize_decl): Move to cgraphunit.c
12654 (varpool_analyze_node): New functions based on former
12655 varpool_analyze_pending_decls.
12656 (varpool_analyze_pending_decls): Remove.
12657 (varpool_assemble_decl): Do not update the lists.
12658 (enqueue_node): New function.
12659 (varpool_remove_unreferenced_decls): Rewrite.
12660 (varpool_empty_needed_queue): Remove.
12661 (add_new_static_var): Do not mark node as needed.
12662 (varpool_create_variable_alias): Handle expansion state
12664 * except.c (output_ttype): Do not mark node as needed.
12665 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
12666 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
12668 * tree-switch-conversion.c (build_one_array): Likewise.
12670 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
12673 * doc/invoke.texi (pedantic): Rename to Wpedantic.
12674 * common.opt (Wpedantic): New.
12675 (pedantic): Alias Wpedantic.
12676 * diagnostic.c (warning_at): Likewise.
12677 * c-decl.c (diagnose_mismatched_decls): Likewise.
12678 (build_array_declarator): Likewise.
12679 (mark_forward_parm_decls):
12680 (check_bitfield_type_and_width): Likewise.
12681 (grokdeclarator): Likewise.
12682 (grokfield): Likewise.
12683 (finish_struct): Likewise.
12684 (build_enumerator): Likewise.
12685 (store_parm_decls_oldstyle): Likewise.
12686 (declspecs_add_qual): Likewise.
12687 (declspecs_add_type): Likewise.
12688 (finish_declspecs): Likewise.
12689 * c-typeck.c (composite_type): Likewise.
12690 (comp_target_types): Likewise.
12691 (build_array_ref): Likewise.
12692 (pointer_diff): Likewise.
12693 (build_unary_op): Likewise.
12694 (build_conditional_expr): Likewise.
12695 (build_c_cast): Likewise.
12696 (convert_for_assignment): Likewise.
12697 (maybe_warn_string_init): Likewise.
12698 (digest_init): Likewise.
12699 (pop_init_level): Likewise.
12700 (set_init_index): Likewise.
12701 (c_finish_goto_label): Likewise.
12702 (c_finish_return): Likewise.
12703 (do_case): Likewise.
12704 (build_binary_op): Likewise.
12705 * c-parser.c (static): Likewise.
12706 (c_parser_external_declaration): Likewise.
12707 (c_parser_declaration_or_fndef): Likewise.
12708 (c_parser_static_assert_declaration_no_se): Likewise.
12709 (c_parser_enum_specifier): Likewise.
12710 (c_parser_struct_or_union_specifier): Likewise.
12711 (c_parser_struct_declaration): Likewise.
12712 (c_parser_alignas_specifier): Likewise.
12713 (c_parser_braced_init): Likewise.
12714 (c_parser_initelt): Likewise.
12715 (c_parser_compound_statement_nostart): Likewise.
12716 (c_parser_conditional_expression): Likewise.
12717 (c_parser_alignof_expression): Likewise.
12718 (c_parser_postfix_expression): Likewise.
12719 (c_parser_postfix_expression_after_paren_): Likewise.
12720 (c_parser_objc_class_instance_variables): Likewise.
12721 (c_parser_objc_method_definition): Likewise.
12722 (c_parser_objc_methodprotolist): Likewise.
12724 2012-04-22 Ian Lance Taylor <iant@google.com>
12726 * godump.c (go_output_typedef): Dump size of structs.
12728 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
12730 Correcting transform_to_exit_first_loop + fix to PR46886
12731 * tree-parloops.c (transform_to_exit_first_loop): Remove
12732 setting of number of iterations according to the loop pattern.
12733 Duplicate from entry to exit->src instead of loop->latch.
12734 (pallelize_loops): Remove the condition preventing do-while loops.
12735 * tree-cfg.c (bool bb_in_region_p): New.
12736 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
12737 Adjust redirection of the duplicated iteration.
12739 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
12742 * rtl.def (ADDRESS): Use "i" rather than "w".
12743 * rtl.h (find_base_term): Delete.
12744 (may_be_sp_based_p): Declare.
12745 * rtl.c (rtx_code_size): Remove ADDRESS special case.
12746 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
12747 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
12748 * alias.c: ...here.
12749 (find_base_term): Make static.
12750 (may_be_sp_based_p): New function.
12751 * dse.c (record_store): Use it.
12752 * store-motion.c (store_killed_in_insn): Likewise.
12754 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
12756 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
12758 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12761 * c-typeck.c (inform_declaration): New.
12762 (build_function_call_vec): Do not pretty-print
12763 expressions when caret is enabled.
12764 (convert_arguments): Use inform_declaration.
12766 2012-04-20 Jim Meyering <meyering@redhat.com>
12768 * genmodes.c (make_complex_modes): Don't truncate a mode name of
12769 length 7 or more when prepending a "C". Suggested by Richard Guenther.
12771 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12773 PR rtl-optimization/44214
12774 * fold-const.c (exact_inverse): New function.
12775 (fold_binary_loc): Fold vector and complex division by constant into
12776 multiply by recripocal with flag_reciprocal_math; fold vector division
12777 by constant into multiply by reciprocal with exact inverse.
12779 2012-04-20 Jan Hubicka <jh@suse.cz>
12781 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
12783 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
12784 (cgraph_remove_node): Update.
12785 (cgraph_mark_needed_node): Remove.
12786 (cgraph_mark_force_output_node): New.
12787 (dump_cgraph_node): Do not dump needed flag.
12788 (cgraph_node_cannot_be_local_p_1): Update.
12789 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
12790 * cgraph.h (symtab_node_base): Add force_output flag.
12791 (cgraph_node): Remove needed flag.
12792 (varpool_node): Remove force_output flag.
12793 (cgraph_mark_needed_node): Remove.
12794 (cgraph_mark_force_output_node): New.
12795 (cgraph_only_called_directly_or_aliased_p,
12796 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
12797 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
12798 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
12799 (cgraph_add_new_function): Update.
12800 (cgraph_mark_if_needed): Update.
12801 (verify_cgraph_node): Update.
12802 (cgraph_analyze_function): Alias target is reachable.
12803 (process_function_and_variable_attributes): Update: externally_visible
12804 flag makes function reachable.
12805 (cgraph_analyze_functions): Update dumping.
12806 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
12807 input_overwrite_node, input_varpool_node): Update streaming.
12808 * lto-streamer-out.c (produce_symtab): Use force_output.
12809 * ipa.c (process_references): Weakrefs must be processed.
12810 (cgraph_remove_unreachable_nodes): Likewise; update for new
12812 (varpool_externally_visible_p): Weakrefs are externally visible
12813 even if they are not.
12814 (function_and_variable_visibility): Update; when processing alias
12815 pair force the targets to be output.
12816 (whole_program_function_and_variable_visility): Use
12817 mark_reachable_node.
12818 * trans-mem.c (ipa_tm_mark_needed_node): Remove
12819 (ipa_tm_mark_force_output_node): New function.
12820 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
12821 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
12823 * varasm.c (mark_decl_referenced): Update.
12824 (find_decl_and_mark_needed): Remove.
12825 (find_decl): New function.
12826 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
12827 alias targets as needed.
12828 (dump_tm_clone_pairs): Update.
12829 * tree-inline.c (copy_bb): Update check.
12830 * symtab.c (dump_symtab_base): Dump force_output.
12831 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
12832 * passes.c (execute_todo): Fix dumping.
12833 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
12834 (varpool_analyze_pending_decls): Alias target is reachable.
12835 (varpool_create_variable_alias): Finalize weakrefs.
12837 2012-04-20 Jakub Jelinek <jakub@redhat.com>
12840 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
12841 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
12842 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
12843 macros instead of constants.
12844 * dse.c (record_store): Check for SP ADDRESS by comparing
12845 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
12846 XEXP to be stack_pointer_rtx.
12848 2012-04-20 Richard Guenther <rguenther@suse.de>
12850 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
12851 update_call_from_tree when propagating into a call.
12853 2012-04-20 Alan Modra <amodra@gmail.com>
12855 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
12856 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
12857 sp_offset to frame_off. Move world save code earlier.
12859 2012-04-20 Richard Guenther <rguenther@suse.de>
12861 PR tree-optimization/53050
12862 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
12863 Do only one transform on COND_EXPRs at the same time.
12865 2012-04-19 Jan Hubicka <jh@suse.cz>
12867 * symtab.c (dump_symtab_base): Revert accidental checkin.
12869 2012-04-20 Alan Modra <amodra@gmail.com>
12872 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
12873 static chain, set REST_INLINE_FPRS too.
12875 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
12877 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
12880 2012-04-20 Richard Guenther <rguenther@suse.de>
12882 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
12883 loops that can never run more often than the vectorization factor.
12885 2012-04-19 Jan Hubicka <jh@suse.cz>
12887 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
12889 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
12891 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
12893 2012-04-19 Jim Meyering <meyering@redhat.com>
12895 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
12896 We verified above that the string(including trailing NUL) fits in buf,
12897 so just use memcpy.
12899 2012-04-19 Richard Guenther <rguenther@suse.de>
12901 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
12902 for dumping DECL_SECTION_NAME.
12904 2012-04-19 Michael Matz <matz@suse.de>
12906 PR middle-end/52977
12907 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
12908 (struct tree_vector): Adjust GTY length.
12909 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
12911 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
12913 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
12914 caller emitted the length calulation already.
12915 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
12916 before handling any of the fields for structs.
12918 2012-04-19 Richard Guenther <rguenther@suse.de>
12920 PR tree-optimization/53031
12921 * tree-vrp.c (adjust_range_with_scev): Revert back to
12922 using max_loop_iterations.
12924 2012-04-19 Michael Matz <matz@suse.de>
12926 * diagnostic.c (emit_diagnostic): Move va_end call after user
12928 (warning, warning_at, pedwarn, permerror): Ditto.
12930 2012-04-19 Richard Guenther <rguenther@suse.de>
12932 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
12935 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
12938 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
12939 the case *(X+const).
12941 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12943 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
12945 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12948 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
12949 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
12951 2012-04-19 Richard Guenther <rguenther@suse.de>
12953 PR rtl-optimization/44688
12954 * loop-iv.c (determine_max_iter): Only return max_iter.
12955 (iv_number_of_iterations): Also use the recorded loop bound
12956 on the maximum number of iterations.
12957 * loop-unroll.c (decide_unroll_runtime_iterations): Use
12958 max_iter to avoid unrolling loops that do not roll.
12959 (decide_unroll_stupid): Likewise.
12961 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
12963 * targhooks.c (default_case_values_threshold): Fix code style nit.
12965 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
12966 case range and type folding from here...
12967 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
12968 type, as documented in tree.def.
12970 2012-04-18 Jan Hubicka <jh@suse.cz>
12972 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
12974 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
12975 cgraph hash and same comdat groups.
12976 (cgraph_optimize): Verify symbol table.
12977 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
12978 (dissolve_same_comdat_group_list): Work on symtab nodes.
12979 (function_and_variable_visibility): Dissolve variable same comdat group
12981 * symtab.c: Include timevar.h
12982 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
12984 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
12986 * tree-switch-conversion.c (info): Remove global pass info.
12987 (check_range, check_process_case, check_final_bb, create_temp_arrays,
12988 free_temp_arrays, gather_default_values, build_constructors,
12989 array_value_type, build_one_array, build_arrays, gen_def_assigns,
12990 fix_phi_nodes, gen_inbound_check): Pass info around from ...
12991 (process_switch): ... here. Unify message format. Return a const
12992 char pointer to the failure reason message.
12993 (do_switchconv): Unify message format. Update process_switch usage.
12995 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
12996 * tree-cfg.c (edge_to_cases): Fix documentation.
12998 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
13000 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
13002 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13004 PR tree-optimization/52976
13005 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
13006 (possibly_move_powi): New function.
13007 (rewrite_expr_tree): Call possibly_move_powi.
13008 (rewrite_expr_tree_parallel): Likewise.
13009 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
13010 call add_to_ops_vec instead.
13012 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13014 PR tree-optimization/52976
13015 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
13016 (decrement_power): Likewise.
13017 (propagate_op_to_single_use): Likewise.
13018 (zero_one_operation): Handle __builtin_pow* calls in linearized
13019 expression trees; factor logic into propagate_op_to_single_use.
13020 (undistribute_ops_list): Allow operands with repeat counts > 1.
13022 2012-04-18 Richard Guenther <rguenther@suse.de>
13024 PR tree-optimization/44688
13025 * cfgloop.h (record_niter_bound): Declare.
13026 * tree-ssa-loop-niter.c (record_niter_bound): Export.
13027 Update the estimation with the upper bound here...
13028 (estimate_numbers_of_iterations_loop): ... instead of here.
13029 Do not forcefully reset a recorded upper bound.
13030 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
13031 Record the maximum number of loop iterations of the prologue loop.
13033 2012-04-18 Jan Hubicka <jh@suse.cz>
13035 * lto-symtab.c (lto_cgraph_replace_node): Update.
13036 * cgraphbuild.c (record_reference, record_type_list,
13037 record_eh_tables, mark_address, mark_load, mark_store): Update.
13038 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
13039 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
13041 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
13042 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
13043 * reload.c: Fix typo in comment.
13044 * rtlanal.c: Likewise.
13045 * tree-emultls.c (gen_emutls_addr): Update.
13046 * ipa-reference.c (analyze_function): Update.
13047 * cgraphunit.c (cgraph_analyze_function,
13048 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
13050 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
13051 (ipa_remove_reference): Likewise.
13052 (ipa_remove_all_refering): Rename to ...
13053 (ipa_remove_all_referring): ... this one; update.
13054 (ipa_dump_references): Update.
13055 (ipa_dump_referring): Update.
13056 (ipa_clone_references): Update.
13057 (ipa_clone_refering): Rename to ...
13058 (ipa_clone_referring): ... this one; update.
13059 (ipa_ref_cannot_lead_to_return): Update.
13060 (ipa_ref_has_aliases_p): Update.
13061 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
13063 (ipa_ref_type): Remove.
13064 (ipa_ref_ptr_u): Remove.
13065 (ipa_ref): Remove referencing, refered, refered_index, refering_type
13066 and refered_type; add referring, referred and referred_index.
13067 (ipa_ref_list): Rename refering to referring.
13068 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
13069 ipa_clone_references, ipa_clone_referring): Update prototypes.
13070 * lto-cgraph.c (referenced_from_other_partition_p): Update.
13071 (lto_output_ref): Update.
13072 (add_references): Update.
13073 (input_varpool_node): Update.
13074 (input_refs): Update.
13075 * ipa-ref-inline.h (ipa_ref_node): Update.
13076 (ipa_ref_varpool_node): Update.
13077 (ipa_ref_referring_node): Update.
13078 (ipa_ref_referring_varpool_node): Update.
13079 (ipa_ref_referring_ref_list): Update.
13080 (ipa_ref_referred_ref_list): Update.
13081 (ipa_ref_list_first_referring): Update.
13082 (ipa_empty_ref_list): Update.
13083 (ipa_ref_list_refering_iterate): Rename to ...
13084 (ipa_ref_list_referring_iterate): ... this one.
13085 * cse.c: Update comment.
13086 * ipa-utils.c (ipa_reverse_postorder): Update.
13087 * tree-ssa-alias.c: Update.
13088 * ipa-inline.c (reset_edge_caches): Update.
13089 (update_caller_keys): Update.
13090 * ipa-inline.h: Update comments.
13091 * jump.c: Update comment.
13092 * alias.c: Likewise.
13093 * ipa.c (process_references): Update.
13094 (cgraph_remove_unreachable_nodes): Likewise.
13095 (ipa_discover_readonly_nonaddressable_var): Likewise.
13096 (cgraph_address_taken_from_non_vtable_p): Likewise.
13097 * trans-mem.c (ipa_tm_execute): Update.
13098 * simplify-rtx.c: Fix comment.
13099 * rtl.c: Fix comment.
13100 * symtab.c (symtab_unregister_node): Update.
13101 * varpool.c (dump_varpool_node): Update.
13102 (varpool_analyze_pending_decls): Update.
13103 (assemble_aliases): Update.
13104 (varpool_for_node_and_aliases): Update.
13106 2012-04-18 Richard Guenther <rguenther@suse.de>
13108 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
13109 use_undefined_p parameter.
13110 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
13111 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
13113 (estimate_numbers_of_iterations): Likewise.
13114 (estimated_loop_iterations): Adjust.
13115 (max_loop_iterations): Likewise.
13116 (scev_probably_wraps_p): Likewise.
13117 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
13118 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
13119 not max_loop_iterations.
13120 (execute_vrp): Remove explicit number of iterations estimation.
13122 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
13124 * config/i386/linux-common.h: New.
13126 * config.gcc: Add i386/linux-common.h before
13127 all i386/linux.h and i386/linux64.h usages.
13129 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
13130 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
13131 * config/i386/gnu-user64.h: Likewise.
13133 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
13134 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
13135 (GNU_USER_TARGET_MATHFILE_SPEC): New.
13136 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
13138 2012-04-18 Jan Hubicka <jh@suse.cz>
13140 * cgraph.c (cgraph_node_name): Remove.
13141 (dump_cgraph_node): Use dump_symtab_base; reformat.
13142 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
13143 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
13145 (cgraph_node_name, varpool_node_name): Remove.
13146 (cgraph_node_asm_name, varpool_node_asm_name,
13147 cgraph_node_name, varpool_node_name): New.
13148 * tree-pass.h (TODO_dump_cgraph): Rename to ...
13149 (TODO_dump_symtab): ... this one.
13150 * ipa-cp (pass_ipa_cp): Update.
13151 * ia-reference.c (generate_summary, read_write_all_from_decl,
13152 propagate, ipa_reference_read_optimization_summary): Update.
13153 * cgraphunit.c (cgraph_analyze_functions): Update.
13154 (cgraph_optimize): Update.
13155 * ipa-ref.c (ipa_dump_references): Update.
13156 (ipa_dump_refering): Update.
13157 * ipa-inline.c (pass_ipa_inline): Update.
13158 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
13159 * ipa.c (pass_ipa_function_visibility,
13160 pass_ipa_whole_program_visibility): Update.
13161 * tree-sra.c (pass_early_ipa_sra): Update.
13162 * symtab.c: Include langhooks.h
13163 (symtab_node_asm_name): New.
13164 (symtab_node_name): New.
13165 (symtab_type_names): New static var.
13166 (dump_symtab_base): New.
13167 (dump_symtab_node, dump_symtab): New.
13168 (debug_symtab_node, debug_symtab): New.
13169 * tree-ssa-structalias.c: Dump symbol table.
13170 * pases.c (execute_todo): Handle TODO_dump_symtab instead
13171 of TODO_dump_cgraph.
13172 * varpoo.c (varpool_node_name): Remove.
13173 (dump_varpool_node): Use dump_symtab_base; reformat.
13175 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13177 * doc/invoke.texi (Language Independent Options): @item should be
13180 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
13183 * rtl.c (rtx_code_size): Handle ADDRESS.
13185 2012-04-17 Tom de Vries <tom@codesourcery.com>
13187 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
13188 is not a STMT_LIST.
13190 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
13193 * config/i386/sync.md (atomic_<code><mode>): Rename to
13194 atomic_<logic><mode>.
13196 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
13198 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
13199 * alias.c (reg_base_value): Expand and update comment.
13200 (arg_base_value): New variable.
13201 (unique_id): Move up file.
13202 (unique_base_value, unique_base_value_p, known_base_value_p): New.
13203 (find_base_value): Use arg_base_value and known_base_value_p.
13204 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
13205 (find_base_term): Use known_base_value_p.
13206 (base_alias_check): Use unique_base_value_p.
13207 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
13208 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
13210 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
13212 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
13214 2012-04-17 Michael Matz <matz@suse.de>
13216 PR tree-optimization/18437
13217 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
13218 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
13219 (vect_check_strided_load): Declare.
13220 * tree-vect-data-refs.c (vect_check_strided_load): New function.
13221 (vect_analyze_data_refs): Use it to accept strided loads.
13222 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
13224 2012-04-17 Richard Guenther <rguenther@suse.de>
13226 PR middle-end/53011
13227 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
13228 loops when redirecting an entry or latch edge.
13230 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
13232 * sel-sched.c (sel_global_init): Revert previous change.
13234 2012-04-17 Richard Guenther <rguenther@suse.de>
13236 * tree-flow.h (array_at_struct_end_p): Move declaration ...
13237 * tree.h (array_at_struct_end_p): ... here.
13238 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
13239 * expr.c (array_at_struct_end_p): ... here. Rewrite.
13241 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
13243 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
13244 COST_TABLE): Remove.
13245 (estimate_case_costs): Remove.
13246 (expand_case): Do not call estimate_case_costs
13247 to set use_cost_table.
13248 (balance_case_nodes): Do not use use_cost_table.
13250 2012-04-16 Jan Hubicka <jh@suse.cz>
13252 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
13253 (hash_node, eq_node): Remove.
13254 (cgraph_create_node): Do not handle hashtable.
13255 (cgraph_get_node): Remove.
13256 (cgraph_insert_node_to_hashtable): Remove.
13257 (hash_node_by_assembler_name): Remove.
13258 (eq_assembler_name): Remove.
13259 (cgraph_node_for_asm): Rewrite.
13260 (cgraph_find_replacement_node): Break out from ...
13261 (cgraph_remove_node): ... here; do not maintain hashtables.
13262 (change_decl_assembler_name): Remove.
13263 (cgraph_clone_node): Do not maintain hashtables.
13264 * cgraph.h (const_symtab_node): New typedef.
13265 (cgraph_insert_node_to_hashtable): Remove.
13266 (symtab_get_node, symtab_node_for_asm,
13267 symtab_insert_node_to_hashtable): Declare.
13268 (cgraph_find_replacement_node): Declare.
13269 (cgraph_get_node, varpool_get_node): Turn into inlines.
13270 (cgraph, varpool): Work sanely on NULL pointers.
13271 (FOR_EACH_SYMBOL): New walker.
13272 * ipa-inline-transform.c (save_inline_function_body): Use
13273 symtab_insert_node_to_hashtable.
13274 * symtab.c: Include ggc.h and diagnostics.h
13275 (symtab_hash, assembler_name_hash): New static vars;
13276 (hash_node, eq_node, hash_node_by_assembler_name,
13277 eq_assembler_name, insert_to_assembler_name_hash,
13278 unlink_from_assembler_name_hash): New.
13279 (symtab_register_node): Update hashtables.
13280 (symtab_insert_node_to_hashtable): New.
13281 (symtab_unregister_node): Update hashtables.
13282 (symtab_get_node): New.
13283 (symtab_node_for_asm): New.
13284 (change_decl_assembler_name): New.
13285 * Makefile.in (symtab.o): Needs GTY.
13286 * varpool.c (varpool_hash): Remove.
13287 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
13288 (varpool_node): Rewrite using varpool_get_node.
13289 (varpool_remove_node): DO not maintain hashtables.
13290 (varpool_node_for_asm): Rewrite.
13292 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
13294 * doc/invoke.texi: Copy-edit to put verbs in the present tense
13295 when describing the current behavior of GCC.
13297 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
13299 * genemit.c (gen_exp): Remove ADDRESS handling.
13300 * genoutput.c (scan_operands): Likewise.
13301 * genpeep.c (match_rtx): Likewise.
13302 * genrecog.c (add_to_sequence): Likewise.
13304 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
13306 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
13308 2012-04-16 Martin Jambor <mjambor@suse.cz>
13310 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
13313 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
13316 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
13317 hints for 'A' operand types.
13319 2012-04-16 Jan Hubicka <jh@suse.cz>
13321 * cgraph.h (symtab_node_base): Add next and previous pointers.
13322 (cgraph_node): Remove next and preivous pointers.
13323 (varpool_node): Likewise; remove next/previous GTY marker;
13324 it is not type safe.
13325 (symtab_node_def): Update GTY marker
13326 (x_cgraph_nodes, cgraph_nodes): Remove.
13327 (symtab_nodes): New function.
13328 (cgraph_order): Rename to ...
13329 (symtab_order): ... this one.
13330 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
13332 (x_varpool_nodes, varpool_nodes): Remove.
13333 (FOR_EACH_STATIC_VARIABLE): Update.
13334 (symtab_function_p, symtab_variable_p): New function.
13335 (FOR_EACH_VARIABLE): Update.
13336 (varpool_first_variable, varpool_next_variable): New functions.
13337 (FOR_EACH_VARIABLE): Update.
13338 (cgraph_first_defined_function): Update.
13339 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
13340 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
13341 (cgraph_first_function, cgraph_next_function): New.
13342 (FOR_EACH_FUNCTION): Update.
13343 (cgraph_first_function_with_gimple_body,
13344 cgraph_next_function_with_gimple_body): Update.
13345 * symtab.c: New file.
13346 * cgraph.c: Update copyright dates.
13347 (x_cgraph_nodes, cgraph_order): Remove.
13348 (NEXT_FREE_NODE): Update.
13349 (SET_NEXT_FREE_NODE): New.
13350 (cgraph_create_node_1): Remove common code.
13351 (cgraph_create_node): Remove common code; call symtab_register_node.
13352 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
13353 (cgraph_add_asm_node): Update.
13354 (cgraph_clone_node): Register new node.
13355 * cgraphunit.c (process_function_and_variable_attributes): Update.
13356 (cgraph_analyze_functions): Update.
13357 (cgraph_analyze_functions): Update.
13358 (cgraph_output_in_order): Update.
13359 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
13361 * ipa-inline.c (recursive_inlining): Update.
13362 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
13363 * ipa.c (cgraph_remove_unreachable_nodes): Update.
13364 * Makefile.in: Add symtab.o
13365 * varpool.c (x_varpool_nodes): Remove
13366 (varpool_node): Remove common code; call symtab_register_node.
13367 (varpool_remove_node): Remove common code; call symtab_unregister_node.
13369 2012-04-16 Richard Guenther <rguenther@suse.de>
13371 PR middle-end/52977
13372 * tree.h (VECTOR_CST_NELTS): Adjust.
13373 (struct tree_vector): Add explicit length field.
13374 (make_vector_stat): Declare.
13375 (make_vector): Define.
13376 * tree.c (make_vector_stat): New function.
13377 (build_vector_stat): Use it.
13378 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
13380 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13382 PR tree-optimization/52976
13383 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
13384 (undistribute_ops_list): Ops with repeat counts aren't eligible for
13386 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
13388 2012-04-16 Jan Hubicka <jh@suse.cz>
13390 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
13392 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
13393 walkers to walk cgraph and varpool.
13394 * cgraph.c (cgraph_node_for_asm): Likewise.
13395 (dump_cgraph): Likewise.
13396 * value-prof.c (init_node_map): Likewise.
13397 * tree.c (free_lang_data_in_cgraph): Likewise.
13398 * tree-emutls.c: (ipa_lower_emutls): Likewise.
13399 * ipa-reference.c (generate_summary, propagate): Likewise.
13400 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
13401 cgraph_mark_functions_to_output, cgraph_output_in_order,
13402 output_weakrefs, cgraph_materialize_all_clones,
13403 cgraph_optimize): Likewise.
13404 * lto-cgraph.c (merge_profile_summaries): Likewise.
13405 (input_cgraph): Likewise.
13406 * ipa-pure-const.c (generate_summary): Likewise.
13407 (propagate): Likwise.
13408 * ipa-utils.c (ipa_reduced_postorder): Likewise.
13409 (ipa_free_postorder_info): Likewise.
13410 (ipa_reverse_postorder): Likewise.
13411 * ipa-inline.c (ipa_inline): Likewise.
13412 * matrix-reorg.c (find_matrices_decl): Likewise.
13413 (matrix_reorg): Likewise.
13414 * tree-vectorizer.c (increase_alignment): Likewise.
13415 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
13416 (function_and_variable_visibility): Likewise.
13417 (whole_program_function_and_variable_visibility): Likewise.
13418 (ipa_cdtor_merge): Likewise.
13419 * trans-mem.c (ipa_tm_execute): Likewise.
13420 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
13421 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
13422 (ipa_print_all_params): Likewise.
13423 (ipa_update_after_lto_read): Likewise.
13424 * tree-profie.c (tree_profiling): Likewise.
13425 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
13426 * passes.c (dump_passes): Likewise.
13427 (do_per_function): Likewise.
13428 (ipa_write_summaries): Likewise.
13429 * varpool.c (dump_varpool): Likewise.
13430 (varpool_node_for_asm): Likewise.
13431 (varpool_assemble_pending_decls): Likewise.
13433 2012-04-16 Richard Guenther <rguenther@suse.de>
13435 PR tree-optimization/52975
13436 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
13437 condition but always mark it with TRUTH_NOT_EXPR.
13439 2012-04-16 Richard Guenther <rguenther@suse.de>
13441 PR tree-optimization/52975
13442 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
13443 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
13444 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
13445 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
13447 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
13449 * config/i386/sse.md (ssse3_plusminus): New code iterator.
13450 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
13451 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
13452 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
13453 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
13454 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
13455 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
13457 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
13458 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
13459 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
13460 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
13461 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
13462 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
13464 (xop_plus): New code iterator.
13465 (macs): New code attribute.
13467 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
13468 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
13470 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
13471 xop_plus code iterator.
13472 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
13473 xop_plus code iterator.
13474 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
13475 xop_plus code iterator.
13476 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
13477 xop_plus code iterator.
13479 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
13480 any_extend code iterator.
13481 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
13482 any_extend code iterator.
13483 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
13484 any_extend code iterator.
13485 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
13486 any_extend code iterator.
13487 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
13488 any_extend code iterator.
13489 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
13490 any_extend code iterator.
13492 2012-04-14 Tom de Vries <tom@codesourcery.com>
13494 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
13495 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
13496 DELETED_LABEL note, and move it to ...
13497 * cfgrtl.c (delete_insn): ... here. Change return type to void.
13498 (delete_insn_and_edges): Likewise.
13499 (delete_insn_chain): Handle new return type of delete_insn. Delete
13500 chain backwards rather than forwards.
13501 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
13503 * cfglayout.c (fixup_reorder_chain): Delete unused label.
13505 2012-04-14 Jan Hubicka <jh@suse.cz>
13507 * cgraph.h: Update copyrights;
13508 (symtab_node): Turn to union typedef.
13509 (symtab_node_base): New structure.
13510 (symtab_type): Add SYMTAB_SYMBOL tag.
13511 (cgraph_node): Annotate some pinters with nested_ptr.
13512 (varpool_node): Likewise.
13513 (cgraph_local_info): Remove lto_file_data
13514 and externally_visible.
13515 (cgraph_node): Remove decl; same_comdat_group list;
13516 aux; ref_list; order; address_taken; reachable_from_other_parittion,
13517 in_other_partition; resolution.
13518 (varpool_node): Remove decl; same_comdat_group;
13519 ref_list; lto_file_data; aux; order; resolution; externally_visible;
13520 used_from_other_partition; in_other_partition.
13521 (symtab_node_def): New union.
13522 (cgraph, varpool): Update.
13523 (varpool_first_static_initializer, varpool_next_static_initializer,
13524 cgraph_only_called_directly_or_aliased_p,
13525 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
13526 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
13527 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
13529 * cgraph.c: Likewise.
13530 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
13531 * cgraphbuild.c: Likewise.
13532 * lto-symtab.c: Likewise.
13533 * c-gimplify.c: Likewise.
13534 * value-prof.c: Likewise.
13535 * tree.c: Likewise.
13536 * ipa-cp.c: Likewise.
13537 * tree-emutls.c: Likewise.
13538 * ipa-inline-transform.c: Likwise.
13539 * ipa-reference.c: Likewise.
13540 * cgraphunit.c: Likewise.
13541 * ipa-ref.c: Likewise.
13542 * lto-cgraph.c: Likewise.
13543 * ipa-ref-inline.h: Likewise.
13544 * ipa-pure-const.c: Likewise.
13545 * lto-streamer-out.c: Likewise.
13546 * ipa-utils.c: Likewise.
13547 * ipa-inline.c: Likewise.
13548 * matrix-reorg.c: Likewise.
13549 * tree-eh.c: Likewise.
13550 * tree-vectorizer.c: Likewise.
13551 * ipa-split.c: Likewise.
13553 * trans-mem.c: Likewise.
13554 * ipa-inline-analysis.c: Likewise.
13555 * gimplify.c: Likewise.
13556 * cfgexpand.c: Likewise.
13557 * tree-sra.c: Likewise.
13558 * ipa-prop.c: Likewise.
13559 * varasm.c: Likewise.
13560 * tree-nested.c: Likewise.
13561 * tree-inline.c: Likewise.
13562 * tree-profile.c: Likewise.
13563 * tree-ssa-structalias.c: Likewise.
13564 * passes.c: Likewise.
13565 * varpool.c: Likewise.
13567 2012-04-14 Tom de Vries <tom@codesourcery.com>
13569 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
13570 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
13571 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
13573 (gsi_advance_fw_nondebug_nonlocal): New function.
13574 (local_def): Removed function.
13575 (same_succ_hash): Use stmt_local_def.
13576 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
13577 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
13579 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
13581 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
13582 and __ILP32__ for x32.
13584 2012-04-13 Martin Jambor <mjambor@suse.cz>
13586 PR middle-end/52939
13587 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
13588 fold_ctor_reference returns a zero constant.
13590 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
13592 * config.gcc: Add i386/gnu-user-common.h before all
13593 i386/gnu-user.h and i386/gnu-user64.h usages.
13595 * config/i386/gnu-user-common.h: New.
13597 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
13598 (CC1_SPEC): Likewise.
13599 (ENDFILE_SPEC): Likewise.
13600 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
13601 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
13602 (TARGET_OS_CPP_BUILTINS): Likewise.
13603 (LIBGCC2_HAS_TF_MODE): Likewise.
13604 (LIBGCC2_TF_CEXT): Likewise.
13605 (TF_SIZE): Likewise.
13606 (TARGET_ASM_FILE_END): Likewise.
13607 (STACK_CHECK_MOVING_SP): Likewise.
13608 (STACK_CHECK_STATIC_BUILTIN): Likewise.
13609 * config/i386/gnu-user64.h: Likewise.
13611 2012-04-13 Martin Jambor <mjambor@suse.cz>
13613 * expr.c (expand_expr_real_1): Pass type, not the expression, to
13614 set_mem_attributes for a memory temporary. Do not call the function
13615 for the memory temporary created for a bitfield.
13617 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
13620 * df.h (enum debug_temp_where): New.
13621 (dead_debug_init, dead_debug_finish) Declare.
13622 (dead_debug_add, dead_debug_insert_temp): Declare.
13623 (struct dead_debug_use, struct dead_debug): Moved from...
13624 * df-problems.c: ... here.
13625 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
13627 (df_create_unused_note): Likewise.
13628 (df_set_dead_notes_for_mw): Move comment where it belongs.
13629 (dead_debug_init): Export.
13630 (dead_debug_reset_uses): New, factored out of...
13631 (dead_debug_finish): ...this. Export.
13632 (dead_debug_reset): Remove.
13633 (dead_debug_add): Export.
13634 (dead_debug_insert_before): Rename to...
13635 (dead_debug_insert_temp): ... this. Add where argument. Export.
13636 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
13637 Return insertion count.
13638 (df_note_bb_compute): Adjust.
13639 * dce.c (word_dce_process_block): Adjust dead debug uses.
13640 (dce_process_block): Likewise.
13642 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
13644 * df-problems.c (df_note_bb_compute): Do not take note of
13645 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
13647 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
13650 * var-tracking.c (expand_depth): New type.
13651 (onepart_aux, expand_loc_callback_data): Change depth type to it.
13652 (loc_exp_dep_alloc): Adjust initializer.
13653 (update_depth): Use new type. Add entryvals.
13654 (vt_expand_var_loc_chain): Take note of expansions with
13655 ENTRY_VALUEs, but don't accept them right away. Run an optional
13656 second pass accepting the minimum ENTRY_VALUE count found in the
13658 (vt_expand_loc_callback, INIT_ELCD): Adjust.
13660 2012-04-13 Tom de Vries <tom@codesourcery.com>
13662 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
13663 parameters vuse and vuse_escaped.
13664 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
13665 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
13668 2012-04-13 Richard Guenther <rguenther@suse.de>
13670 PR tree-optimization/52969
13671 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
13672 the condition for the COND_EXPR and handle predicate negation
13673 by swapping the COND_EXPR arms.
13675 2012-04-13 Nick Clifton <nickc@redhat.com>
13677 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
13678 TODO_dump_func flag.
13680 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
13682 PR rtl-optimization/52203
13683 PR rtl-optimization/52715
13685 Revert the 2012-03-07 fix for PR 52203.
13686 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
13687 the insn does not modify DFA right before issuing, adjust
13688 issue_rate accordingly.
13690 2012-04-13 Richard Guenther <rguenther@suse.de>
13693 * c-typeck.c (pointer_diff): Remove bogus assert.
13695 2012-04-13 Richard Guenther <rguenther@suse.de>
13698 * convert.c (convert_to_pointer): Remove special-casing of zero.
13700 2012-04-13 Joey Ye <joey.ye@arm.com>
13702 * config/arm/constraints.md (Pe): New constraint.
13703 * config/arm/arm.md: New split for imm 256-510.
13705 2012-04-13 Terry Guo <terry.guo@arm.com>
13707 * config/arm/arm-cores.def: Added core cortex-m0plus.
13708 * config/arm/arm-tune.md: Regenerated.
13709 * config/arm/arm-tables.opt: Regenerated.
13710 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
13712 2012-04-13 Alan Modra <amodra@gmail.com>
13715 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
13716 tie regs on destination of sets. Delete forward declaration.
13717 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
13718 (rs6000_emit_prologue): Likewise.
13719 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
13721 (is_mem_ref): Use tie_operand to recognise stack ties.
13722 * config/rs6000/predicates.md (tie_operand): New.
13723 * config/rs6000/rs6000.md (restore_stack_block): Generate new
13725 (restore_stack_nonlocal): Likewise.
13726 (stack_tie): Update.
13727 (frame_tie): Delete.
13729 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13731 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
13732 HOST_WIDE_INT_PRINT_DEC in format strings.
13734 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
13737 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
13738 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
13739 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
13740 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
13741 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
13742 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
13743 avx2_permvarv8si using VI4F_256 mode iterator.
13744 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
13745 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
13746 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
13747 gen_avx2_permvarv8sf.
13748 (expand_vec_perm_pshufb): Ditto.
13750 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13753 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
13754 the list of options to enable the FCFID instruction.
13755 (TARGET_EXTRA_BUILTINS): Adjust comment.
13757 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13759 PR tree-optimization/18589
13760 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
13761 (operand_entry): Add count field.
13762 (add_repeat_to_ops_vec): New function.
13763 (completely_remove_stmt): Likewise.
13764 (remove_def_if_absorbed_call): Likewise.
13765 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
13766 (acceptable_pow_call): New function.
13767 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
13768 entries with repeat counts when found.
13769 (repeat_factor_d): New struct and associated typedefs.
13770 (repeat_factor_vec): New static vector variable.
13771 (compare_repeat_factors): New function.
13772 (get_reassoc_pow_ssa_name): Likewise.
13773 (attempt_builtin_powi): Likewise.
13774 (reassociate_bb): Call attempt_builtin_powi.
13775 (fini_reassoc): Two new calls to statistics_counter_event.
13777 2012-04-12 Richard Guenther <rguenther@suse.de>
13779 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
13780 * cgraph.h (tree_rest_of_compilation): Remove.
13781 * cgraph.c (cgraph_add_new_function): Move ...
13782 * cgraphunit.c (cgraph_add_new_function): ... here.
13783 (tree_rest_of_compilation): Make static.
13784 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
13785 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
13786 gate_all_early_local_passes, execute_all_early_local_passes,
13787 pass_early_local_passes, gate_all_early_optimizations,
13788 pass_all_early_optimizations): Move ...
13789 * passes.c (gate_all_optimizations, pass_all_optimizations,
13790 gate_all_early_local_passes, execute_all_early_local_passes,
13791 pass_early_local_passes, gate_all_early_optimizations,
13792 pass_all_early_optimizations): ... here.
13793 * tree-optimize.c (execute_free_datastructures): Remove.
13794 * tree-flow.h (execute_free_datastructures): Remove.
13795 * tree-optimize.c (execute_init_datastructures,
13796 pass_init_datastructures): Move ...
13797 * tree-ssa.c (execute_init_datastructures,
13798 pass_init_datastructures): ... here.
13799 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
13800 execute_free_datastructures.
13802 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
13804 * dbgcnt.def (ira_move): New counter.
13805 * ira-int.h (ira_create_new_reg): Declare function.
13806 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
13807 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
13808 no longer static. All callers changed.
13809 * ira.c: Include "dbgcnt.h".
13810 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
13811 move_unallocated_pseudos): New static functions.
13812 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
13813 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
13814 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
13815 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
13816 to the pseudos generated in find_moveable_pseudos.
13817 * Makefile.in (ira.o): Add $(DBGCNT_H).
13819 2012-04-12 Richard Guenther <rguenther@suse.de>
13821 PR tree-optimization/52943
13822 * tree-chrec.h (chrec_is_positive): Remove.
13823 * tree-scalar-evolution.c (chrec_is_positive): Move ...
13824 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
13825 Return false for a constant zero instead of negative.
13826 (analyze_siv_subscript_cst_affine): Handle zero difference
13827 in the initial condition explicitely.
13829 2012-04-12 Richard Guenther <rguenther@suse.de>
13831 * tree-parloops.c (parallelize_loops): Also consult the upper
13832 bound for the number of iterations.
13833 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13834 (loop_prefetch_arrays): Likewise.
13836 2012-04-12 Richard Guenther <rguenther@suse.de>
13838 * cfgloop.h (estimated_loop_iterations_int): Ditch
13839 'conservative' parameter.
13840 (max_stmt_executions_int): Likewise.
13841 (estimated_loop_iterations): Likewise.
13842 (max_stmt_executions): Likewise.
13843 (max_loop_iterations): Declare.
13844 (max_loop_iterations_int): Likewise.
13845 (estimated_stmt_executions): Likewise.
13846 (estimated_stmt_executions_int): Likewise.
13847 * tree-ssa-loop-niter.c (estimated_loop_iterations):
13849 (max_loop_iterations): ... this.
13850 (estimated_loop_iterations_int): Split parts to ...
13851 (max_loop_iterations_int): ... this.
13852 (max_stmt_executions_int): Split parts to ...
13853 (estimated_stmt_executions_int): ... this.
13854 (max_stmt_executions): Split parts to ...
13855 (estimated_stmt_executions): ... this.
13856 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
13857 * predict.c (predict_loops): Likewise.
13858 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
13859 (analyze_siv_subscript_cst_affine): Likewise.
13860 (compute_overlap_steps_for_affine_1_2): Likewise.
13861 (analyze_subscript_affine_affine): Likewise.
13862 (init_omega_for_ddr_1): Likewise.
13863 * tree-parloops.c (parallelize_loops): Likewise.
13864 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
13865 (may_eliminate_iv): Likewise.
13866 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13867 (loop_prefetch_arrays): Likewise.
13868 * tree-vrp.c (adjust_range_with_scev): Likewise.
13870 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
13872 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
13873 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
13875 (dump_table): Use bool type for need_align and have_df variables.
13876 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
13877 (regs_used): Remove register modifier.
13878 (barrier_align): Move variables slot, credit, jump_to_next
13879 into if block above for loop. Use bool type for jump_to_next.
13880 (sh_function_arg): Use NULL_RTX instead of 0.
13882 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
13884 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
13885 (bswapsi2): New expander.
13887 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
13889 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
13890 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
13892 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
13894 PR rtl-optimization/52876
13895 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
13896 Don't call mark_reg_pointer for incompatible pointer sign extension.
13898 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
13901 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
13903 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
13904 comparisons against TYPE_PRECISION.
13905 * tree-ssa-forwprop.c (combine_conversions): Likewise.
13907 2012-04-11 Xinliang David Li <davidxl@google.com>
13909 * tree-passes.h: Remove TODO_dump_func.
13910 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
13911 * trans-mem.c: Remove TODO_dump_func.
13912 * ira.c: Remove TODO_dump_func.
13914 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
13916 * config/i386/i386.c (ix86_option_override_internal): Check
13917 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
13918 after TARGET_64BIT is updated.
13920 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
13922 * config/sh/sh.h: Remove old secondary reload code.
13924 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
13926 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
13927 (ready_reorder): ... this function.
13929 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
13931 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
13934 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
13935 insns so that no other insn is queued for a time before them.
13937 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
13940 2012-04-11 Richard Guenther <rguenther@suse.de>
13942 PR middle-end/52621
13943 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
13944 consider loop nesting.
13945 (evolution_function_is_univariate_p): Properly check the remainder
13948 2012-04-11 Richard Guenther <rguenther@suse.de>
13950 PR middle-end/52918
13951 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
13953 2012-04-11 Nick Clifton <nickc@redhat.com>
13955 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
13956 information, if requested.
13958 * config/rx/rx.c (rx_expand_prologue): Likewise.
13960 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
13961 Michael Matz <matz@suse.de>
13964 * rtlanal.c (unsigned_reg_p): New function.
13965 Update copyright notice dates.
13966 * rtl.h (unsigned_reg_p): Prototype it.
13967 Update copyright notice dates.
13968 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
13970 * expr.c (expand_expr_real_1): Set register attributes.
13971 * stmt.c (expand_case): Likewise.
13973 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
13976 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
13977 consider_sh2a and allow_zero.
13978 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
13979 (disp_addr_displacement): New function.
13980 (sh_address_cost): Use disp_addr_displacement function instead
13981 of DISP_ADDR_OFFSET.
13982 (sh_legitimate_address_p): Adapt to changed
13983 sh_legitimate_index_p declaration.
13984 (sh_find_mov_disp_adjust): Remove HImode check.
13985 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
13986 disp_addr_displacement and max_mov_insn_displacement.
13987 (max_mov_insn_displacement): Remove HImode check.
13988 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
13989 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
13990 * config/sh/constraints.md (K05, K13): New constraints.
13991 (K12): Correct comment.
13992 (Sdd): Do not use DISP_ADDR_P macro.
13993 (Snd, Sbw): Use satisfies_constraint_Sdd.
13994 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
13995 (*extendhisi2_compact, movhi_i): Remove.
13996 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
13997 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
13998 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
13999 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
14000 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
14001 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
14002 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
14004 Add new peepholes for HImode displacement addressing.
14006 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
14008 * config/sh/sh.h (SIDI_OFF): Remove.
14009 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
14010 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
14011 or operand_subword.
14013 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
14016 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
14017 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
14018 * doc/md.texi (Standard Names): Add bswap.
14019 * builtin-types.def (BT_UINT16): New primitive type.
14020 (BT_FN_UINT16_UINT16): New function type.
14021 * builtins.def (BUILT_IN_BSWAP16): New.
14022 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
14023 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
14024 expand_builtin_bswap.
14025 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
14026 (fold_builtin_1): Likewise.
14027 (is_inexpensive_builtin): Likewise.
14028 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
14029 missing bits for bswap to libcall code.
14030 * tree.c (build_common_tree_nodes): Build uint16_type_node.
14031 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
14032 (uint16_type_node): New define.
14033 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
14034 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
14036 (rs6000_init_builtins): Likewise.
14037 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
14039 2012-04-11 Tristan Gingold <gingold@adacore.com>
14041 * doc/extend.texi (Type Attributes): Move paragraph.
14043 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
14046 * diagnostic.h (show_caret): Declare.
14047 (caret_max_width): Declare.
14048 (diagnostic_show_locus): Declare.
14049 * diagnostic.c (diagnostic_initialize): Initialize to false.
14050 (diagnostic_show_locus): New.
14051 (diagnostic_report_diagnostic): Call it.
14052 (getenv_columns): New.
14053 (adjust_line): New.
14054 (diagnostic_set_caret_max_width): New.
14055 * input.c (read_line): New.
14056 (location_get_source_line): New.
14057 * input.h (location_get_source_line): Declare.
14058 * toplev.c (general_init): Initialize show_caret from options.
14059 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
14060 * opts.c (common_handle_option): Likewise.
14061 * pretty-print.h (pp_get_prefix): New.
14062 (pp_base_get_prefix): New.
14063 * common.opt (fdiagnostics-show-caret): New option.
14064 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
14066 2012-04-11 Richard Guenther <rguenther@suse.de>
14068 PR rtl-optimization/52881
14069 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
14071 2012-04-11 Richard Guenther <rguenther@suse.de>
14073 PR tree-optimization/52912
14074 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
14075 manipulation code we are threading through a loop header
14076 to an exit destination.
14078 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14080 * tree.h (warn_if_unused_value): Move declaration from here.
14081 * stmt.c (warn_if_unused_value): Move definition from here.
14083 2012-04-10 Michael Matz <matz@suse.de>
14085 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
14087 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
14088 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
14089 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
14090 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
14091 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
14092 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
14093 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
14094 (vect_record_strided_load_vectors): Rename to
14095 vect_record_grouped_load_vectors.
14096 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
14097 Rename use of above macros.
14098 (vect_verify_datarefs_alignment): Ditto.
14099 (vector_alignment_reachable_p): Ditto.
14100 (vect_peeling_hash_get_lowest_cost): Ditto.
14101 (vect_enhance_data_refs_alignment): Ditto.
14102 (vect_analyze_group_access): Ditto and rename stride to groupsize.
14103 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
14104 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
14105 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
14106 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
14107 (vect_record_strided_load_vectors): Rename to
14108 vect_record_grouped_load_vectors.
14109 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
14110 (destroy_loop_vec_info): Ditto.
14111 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
14112 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
14113 (vect_analyze_slp): Ditto.
14114 (new_bb_vec_info): Ditto.
14115 (destroy_bb_vec_info): Ditto.
14116 (vect_schedule_slp_instance): Ditto and rename strided_store to
14118 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
14119 vect_cost_group_size.
14120 (vect_model_store_cost): Rename use of above macros and call
14121 to vect_cost_strided_group_size.
14122 (vect_model_load_cost): Ditto.
14123 (vectorizable_store): Ditto, rename strided_store to grouped_store
14124 and calls to renamed tree-vectorizer.h functions.
14125 (vectorizable_load): Ditto.
14126 (vect_transform_stmt): Rename use of above macros and strided_store
14129 2012-04-10 Jan Hubicka <jh@suse.cz>
14131 * cgraph.h: Remove misledaing comment on ipa-ref.h.
14132 (symtab_type): New enum.
14133 (symtab_node): New structure.
14134 (cgraph_node, varpool_node): Add symbol base type.
14135 (cgraph, varpool): New accestor functions.
14136 * cgraph.c (cgraph_create_node_1): Set symbol type.
14137 * varpool.c (varpool_node): Set symbol type.
14139 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
14140 Richard Sandiford <rdsandiford@googlemail.com>
14142 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
14144 2012-04-10 Richard Guenther <rguenther@suse.de>
14146 PR middle-end/52888
14147 * gimple-low.c (gimple_check_call_args): Properly account for
14148 compatible aggregate types.
14150 2012-04-10 Richard Guenther <rguenther@suse.de>
14152 * toplev.h (tree_rest_of_compilation): Remove.
14153 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14154 * cgraph.h (tree_rest_of_compilation): Declare.
14155 * tree-optimize.c (tree_rest_of_compilation): Move ...
14156 * cgraphunit.c (tree_rest_of_compilation): ... here.
14157 * cgraph.c (cgraph_add_new_function): Adjust.
14158 * Makefile.in (tree-optimize.o): Adjust.
14159 (cgraphunit.o): Likewise.
14161 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
14163 PR tree-optimization/52870
14164 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
14165 presumed pattern statement is within the same loop or basic block.
14167 2012-04-10 Tristan Gingold <gingold@adacore.com>
14169 * gengtype.c (main): Make uintptr_t a known type.
14171 2012-04-10 Richard Guenther <rguenther@suse.de>
14173 * tree-pass.h (tree_lowering_passes): Remove.
14174 * tree-optimize.c (tree_lowering_passes): Remove.
14175 * cgraph.c (cgraph_add_new_function): Inline relevant parts
14176 of tree_lowering_passes, avoid redundant call of early local passes.
14177 * cgraphunit.c (cgraph_lower_function): Fold into ...
14178 (cgraph_analyze_function): ... its single caller. Inline
14179 relevant parts of tree_lowering_passes.
14181 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
14184 * config/pa/pa.opt: Remove SIO and GNU_LD.
14186 2012-04-09 Jan Hubicka <jh@suse.cz>
14191 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
14192 boundary, add its target too.
14193 * lto.c (add_references_to_partition): Add also aliased nodes.
14194 (add_cgraph_node_to_partition,
14195 add_varpool_node_to_partition): Work on nodes, not functions/variables;
14196 when adding alias, add also the aliased object.
14198 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
14201 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
14202 VOIDmode immediate operands.
14203 * config/i386/constraints.md (Wz): New constraint.
14204 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
14206 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
14209 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
14210 the DECL generated for the special GOT helper.
14212 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
14214 * config/sh/constraints.md: Update list of constraints in
14216 (Sr0): Remove unused memory constraint.
14218 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14220 * tree-pretty-print.h: Update comment.
14222 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
14224 * config/sh/sh.md: Use braced string notation where applicable.
14225 (*prefetch_i4, prefetch_m2a): Merge into ...
14226 (*prefetch): ... this new insn.
14228 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
14230 * config/sh/sh.h (high_life_started): Remove
14231 * config/sh/predicates.md (general_movdst_operand): Use
14232 'reload_in_progress' instead of 'high_life_started'.
14233 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
14234 divsi_inv_fp): Likewise.
14236 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
14238 * config/sh/sh-protos.h (prepare_move_operands): Return void
14240 * config/sh/sh.c (prepare_move_operands): Likewise.
14241 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
14243 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
14245 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
14246 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
14247 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
14248 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
14249 commutative_float_operator, noncommutative_float_operator,
14250 sh_handle_pragma): Remove.
14252 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
14254 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
14255 Use @option markup on command-line options. Use @samp markup on
14256 literal keywords to options. Use @code markup on code fragments.
14257 Use other markup in preference to quotation marks in the text.
14258 Add markup to some passages without any.
14260 2012-04-06 Mike Stump <mikestump@comcast.net>
14262 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
14264 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
14266 * config/sh/sh.c (hi_const): Remove.
14267 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
14270 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
14272 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
14274 * config/sh/sh.c (sh_expand_t_scc): Likewise.
14275 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
14276 calling sh_expand_t_scc.
14278 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
14280 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
14281 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
14282 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
14283 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
14284 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
14285 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
14286 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
14287 sh2a_is_function_vector_call): Use bool as return type.
14288 (sh_pass_in_reg_p): Remove.
14289 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
14290 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
14291 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
14292 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
14293 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
14294 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
14295 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
14296 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
14297 sh_loads_bankedreg_p): Use bool as return type.
14298 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
14299 'register' modifier.
14301 2012-04-06 Matt Turner <mattst88@gmail.com>
14303 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
14305 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
14307 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
14308 of the destination isn't also a FP_REGS register.
14310 2012-04-05 Teresa Johnson <tejohnson@google.com>
14311 H.J. Lu <hongjiu.lu@intel.com>
14313 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
14314 * config/i386/i386.md (move immediate to memory peephole2):
14315 Add cases for HImode move when LCP stall avoidance is needed.
14316 * config/i386/i386.c (initial_ix86_tune_features): Initialize
14317 X86_TUNE_LCP_STALL entry.
14319 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
14322 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
14323 CONST_INT operands, zero-extended with AND.
14325 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
14328 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
14329 first argument instead of mode size. Move displacement calculations
14331 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
14332 ... these new functions.
14333 (disp_adjust): Remove max_mov_disp field.
14334 (sh_legitimate_index_p): Use max_mov_insn_displacement and
14335 mov_insn_alignment_mask.
14336 (sh_address_cost): Use max_mov_insn_displacement.
14338 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
14340 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
14341 (arch_enabled): Handle new arch types.
14342 (one_cmpldi2): Add NEON support.
14344 2012-04-05 Richard Guenther <rguenther@suse.de>
14346 * gimple.c (walk_gimple_op): Compute val_only for the LHS
14347 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
14348 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
14349 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
14350 ... here and make static.
14351 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
14354 2012-04-05 Richard Guenther <rguenther@suse.de>
14356 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
14357 basic-block before removing it.
14359 2012-04-05 Richard Guenther <rguenther@suse.de>
14361 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
14362 version namespace as we release the freelist.
14364 2012-04-05 Richard Guenther <rguenther@suse.de>
14366 * tree-nrv.c (tree_nrv): Release VDEFs.
14367 * tree-sra.c (sra_modify_constructor_assign): Likewise.
14368 (sra_modify_assign): Likewise.
14369 * tree-vect-stmts.c (vect_remove_stores): Likewise.
14370 * tree-vect-loop.c (vect_transform_loop): Likewise.
14371 * tree-ssa-dom.c (optimize_stmt): Likewise.
14372 * tree-vect-slp.c (vect_schedule_slp): Likewise.
14373 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
14375 2012-04-05 Richard Guenther <rguenther@suse.de>
14377 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
14379 * gimple.h (gsi_remove): Adjust.
14380 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
14381 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
14382 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
14383 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
14384 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
14385 * tree-ssa-pre.c (eliminate): Likewise.
14387 2012-04-04 Mike Stump <mikestump@comcast.net>
14389 * doc/rtl.texi (const_double): Document as sign-extending.
14390 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
14391 * emit-rtl.c (immed_double_int_const): Refine to state the
14393 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
14394 CONST_DOUBLE integers.
14395 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
14396 negative values are converted. Fix conversions bigger than
14397 HOST_BITS_PER_WIDE_INT.
14398 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
14399 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
14400 * explow.c (plus_constant_mode): Add.
14401 (plus_constant): Implement with plus_constant_mode.
14402 * rtl.h (plus_constant_mode): Add.
14404 2012-04-04 Richard Guenther <rguenther@suse.de>
14406 PR tree-optimization/52808
14407 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
14408 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
14410 2012-04-04 Tristan Gingold <gingold@adacore.com>
14412 * expr.c (expand_expr_real_2): Handle larger sizetype in
14415 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
14417 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
14418 to m2a-single instead of m2e.
14420 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
14422 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
14423 Change type of BITOFFSET to signed. Make sure the lower bound of
14424 the computed range is non-negative by adjusting OFFSET and BITPOS.
14425 (expand_assignment): Adjust call to get_bit_range.
14427 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
14429 * h8300/h8300.c (h8300_current_function_monitor_function_p):
14430 New function. Added to check monitor functions.
14431 (h8300_option_override): Modified to generate error/warning
14432 messages for invalid combinations of different command line
14434 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
14435 save EXR on stack for monitor function in case of H8S target
14436 when "-mno-exr" is passed.
14437 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
14439 * doc/invoke.texi: Document H8S options.
14441 2012-04-03 Tristan Gingold <gingold@adacore.com>
14443 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
14444 of gcc_AC_FUNC_MMAP_BLACKLIST.
14445 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
14446 * Makefile.in (aclocal_deps): Add mmap.m4.
14447 * configure: Regenerate.
14448 * aclocal.m4: Regenerate.
14450 2012-04-03 Richard Guenther <rguenther@suse.de>
14452 PR tree-optimization/52808
14453 * tracer.c (tail_duplicate): Return whether we have duplicated
14455 (tracer): If we have duplicated any block, cleanup the CFG.
14456 * cfghooks.c (duplicate_block): If we duplicated a loop
14457 header but not its loop, destroy the loop because it now has
14459 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
14460 the cfg manipulation routines we are not creating a multiple
14463 2012-04-03 Tristan Gingold <gingold@adacore.com>
14465 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
14467 (vms_c_common_override_options): Allow parameterless variadic
14470 2012-04-03 Jakub Jelinek <jakub@redhat.com>
14472 PR tree-optimization/52835
14473 * tree-data-ref.c (build_rdg): Return NULL if
14474 compute_data_dependences_for_loop failed.
14476 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
14478 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
14479 for REAL_CST as well.
14480 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
14481 In the bitfield case, if the value is a REAL_CST, convert it first to
14484 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
14486 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
14487 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
14488 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
14490 * config/i386/biarchx32.h: New.
14492 2012-04-02 Anatoly Sokolov <aesok@post.ru>
14494 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
14495 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
14496 (arm_preferred_reload_class): New function.
14498 2012-04-02 Richard Guenther <rguenther@suse.de>
14500 PR tree-optimization/52756
14501 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
14502 (thread_through_loop_header): After threading through the loop latch
14503 remove the split part from the loop and clear further threading
14504 opportunities that would create a multiple entry loop.
14506 2012-04-02 Richard Guenther <rguenther@suse.de>
14508 PR rtl-optimization/52800
14509 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
14510 CLEANUP_CFG_CHANGED.
14512 2012-04-02 Richard Guenther <rguenther@suse.de>
14514 PR middle-end/52803
14515 * loop-init.c (gate_handle_loop2): Destroy loops here if
14516 we don't enter RTL loop optimizers.
14518 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
14521 2012-03-29 Richard Guenther <rguenther@suse.de>
14523 * rtl.h (extended_count): Remove.
14524 * combine.c (extended_count): Remove.
14526 2012-04-02 Dodji Seketeli <dodji@redhat.com>
14529 * pt.c (more_specialized_fn): Don't apply decay conversion to
14530 types of function parameters.
14532 2012-04-02 Tristan Gingold <gingold@adacore.com>
14534 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
14535 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
14536 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
14537 (ggc_pch_this_base): Use uintptr_t instead of size_t.
14539 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
14542 * config/i386/i386.c (ix86_option_override_internal): Don't
14543 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
14545 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
14547 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
14548 (stmt_can_make_abnormal_goto): Use it.
14549 (is_ctrl_altering_stmt): Likewise.
14551 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
14552 Kaz Kojima <kkojima@gcc.gnu.org>
14554 * config/sh/sh.c (push_regs): Skip banked registers when
14555 resbank attribute is specified.
14556 (sh_expand_epilogue): Likewise.
14558 2012-03-30 Richard Henderson <rth@redhat.com>
14561 * combine-stack-adj.c (prev_active_insn_bb): New.
14562 (next_active_insn_bb): New.
14563 (force_move_args_size_note): New.
14564 (combine_stack_adjustments_for_block): Use it.
14566 2012-03-30 Richard Henderson <rth@redhat.com>
14568 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
14569 (ix86_expand_vector_init_duplicate): Initialize it.
14570 (expand_vec_perm_palignr): Likewise.
14571 (ix86_expand_vec_perm_const): Likewise.
14572 (ix86_vectorize_vec_perm_const_ok): Likewise.
14573 (expand_vec_perm_blend): Use it.
14574 (expand_vec_perm_vpermil): Likewise.
14575 (expand_vec_perm_pshufb): Likewise.
14576 (expand_vec_perm_1): Likewise.
14577 (expand_vec_perm_pshuflw_pshufhw): Likewise.
14578 (expand_vec_perm_interleave2): Likewise.
14579 (expand_vec_perm_vpermq_perm_1): Likewise.
14580 (expand_vec_perm_vperm2f128): Likewise.
14581 (expand_vec_perm_interleave3): Likewise.
14582 (expand_vec_perm_vperm2f128_vblend): Likewise.
14583 (expand_vec_perm_vpshufb2_vpermq): Likewise.
14584 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
14585 (expand_vec_perm_broadcast): Likewise.
14586 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
14588 2012-03-30 Richard Henderson <rth@redhat.com>
14590 * dwarf2out.c (gen_variable_die): Initialize off.
14592 2012-03-30 Tristan Gingold <gingold@adacore.com>
14594 * config/vms/vms-f.c: New file.
14595 * config/vms/t-vms (vms-f.o): New rule.
14596 * config.gcc (*-*-*vms*): Define fortran_target_objs.
14598 2012-03-30 Richard Guenther <rguenther@suse.de>
14600 PR tree-optimization/52754
14601 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
14602 propagate arbitrary addresses into really plain dereferences.
14604 2012-03-30 Richard Guenther <rguenther@suse.de>
14606 PR middle-end/52772
14607 * except.c (emit_to_new_bb_before): Move loop updating ...
14608 (dw2_build_landing_pads): ... here. Use a proper block for
14609 querying the loop father.
14611 2012-03-30 Tristan Gingold <gingold@adacore.com>
14613 * config/ia64/ia64.c (ia64_section_type_flags): Remove
14614 common_object attribute handling.
14615 (SECTION_VMS_OVERLAY): Remove
14616 (ia64_vms_common_object_attribute): Replace abort with an assert.
14617 Do not set DECL_SECTION_NAME.
14618 (ia64_vms_output_aligned_decl_common): Handle common_object
14620 (ia64_vms_elf_asm_named_section): Remove.
14621 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
14623 2012-03-30 Richard Guenther <rguenther@suse.de>
14625 PR middle-end/52786
14626 * double-int.c (rshift_double): Remove not needed cast.
14628 2012-03-30 Richard Guenther <rguenther@suse.de>
14630 * tree-affine.h (print_aff): Remove.
14631 * tree-affine.c (print_aff): Make static.
14632 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
14633 (get_references_in_stmt): Likewise.
14634 (print_direction_vector): Likewise.
14635 (print_dir_vectors): Likewise.
14636 (print_dist_vectors): Likewise.
14637 (dump_subscript): Likewise.
14638 (dump_ddrs): Likewise.
14639 (dump_dist_dir_vectors): Likewise.
14640 (dump_data_references): Likewise.
14641 (dump_data_dependence_relation): Likewise.
14642 (dump_data_dependence_direction): Likewise.
14643 (dump_rdg_vertex): Likewise.
14644 (dump_rdg_component): Likewise.
14645 (debug_ddrs): Declare.
14646 (struct data_ref_loc_d): Move ...
14647 * tree-data-ref.c (struct data_ref_loc_d): ... here.
14648 (get_references_in_stmt): Make static.
14649 (dump_data_references): Likewise.
14650 (dump_subscript): Likewise.
14651 (print_direction_vector): Likewise.
14652 (print_dir_vectors): Likewise.
14653 (print_dist_vectors): Likewise.
14654 (dump_data_dependence_relation): Likewise.
14655 (dump_dist_dir_vectors): Likewise.
14656 (dump_ddrs): Likewise.
14657 (dump_rdg_vertex): Likewise.
14658 (dump_rdg_component): Likewise.
14659 (debug_ddrs): New function.
14660 (access_matrix_get_index_for_parameter): Remove.
14662 2012-03-30 Tristan Gingold <gingold@adacore.com>
14664 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
14665 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
14666 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
14667 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
14668 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
14669 (vms_patch_builtins): Handle new flags
14670 * config/vms/vms-crtlmap.map: Completed using nm on
14671 c and math system libraries.
14672 * config/vms/make-crtlmap.awk: Handle any number of flags.
14674 2012-03-30 Martin Jambor <mjambor@suse.cz>
14676 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
14677 is a builtin_stack_save in a dominating BB.
14679 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
14681 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
14682 crossing 128bit lane boundary.
14684 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
14686 * ira-color.c (setup_left_conflict_sizes_p): Process all
14687 conflicting objects.
14689 2012-03-29 Jakub Jelinek <jakub@redhat.com>
14691 PR tree-optimization/52760
14692 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
14693 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
14695 2012-03-29 Richard Guenther <rguenther@suse.de>
14697 * cgraph.h (cgraph_materialize_all_clones): Remove.
14698 (reset_inline_failed): Likewise.
14699 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
14700 * cgraphbuild.c (reset_inline_failed): Remove.
14701 * rtl.h (cse_main): Remove.
14702 (extended_count): Likewise.
14703 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
14704 (cse_main): Make static.
14705 * combine.c (extended_count): Remove.
14706 (dump_combine_stats): Mark as DEBUG_FUNCTION.
14707 * basic-block.h (reorder_basic_blocks): Remove.
14708 * bb-reorder.c (reorder_basic_blocks): Make static.
14709 * Makefile.in (dse.o): Remove dse.h dependency.
14711 * dse.c (gate_dse): Remove.
14712 (clear_alias_mode_eq): Likewise.
14713 (clear_alias_mode_hash): Likewise.
14714 (dse_record_singleton_alias_set): Likewise.
14715 (dse_invalidate_singleton_alias_set): Likewise.
14717 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
14719 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
14720 crtbegin_so%O%s for -shared.
14721 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
14723 2012-03-29 Richard Guenther <rguenther@suse.de>
14725 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
14726 (add_to_value): Remove.
14727 (print_value_expressions): Likewise.
14728 * tree-ssa-pre.c (add_to_value): Make static.
14729 (print_value_expressions): Likewise.
14730 * gimple.h (gimple_adjust_this_by_delta): Remove.
14731 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
14733 2012-03-29 Richard Guenther <rguenther@suse.de>
14735 PR middle-end/50708
14736 * double-int.h (rshift_double): Remove.
14737 * double-int.c (lshift_double): Use absu_hwi to make count positive.
14738 (rshift_double): Make static, take unsigned count argument,
14739 remove handling of negative count argument.
14740 (double_int_rshift): Dispatch to lshift_double.
14742 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
14744 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
14745 OPTION_MASK_ABI_64.
14747 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
14748 (SPEC_X32): Likewise.
14749 (MULTILIB_DEFAULTS): Likewise.
14751 * config/i386/i386.c (isa_opts): Remove -m64.
14752 (ix86_target_string): Properly handle -m32/-m64/-mx32.
14753 (ix86_option_override_internal): Properly
14754 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
14755 handle -m32, -m64 and -mx32.
14757 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
14758 with OPTION_ABI_X32. Moved after TARGET_LP64.
14759 (TARGET_LP64): Changed to OPTION_ABI_64.
14761 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
14762 (mx32): Replace ISA_X32 with ABI_X32.
14764 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
14766 * tree.c (tree_size) <VECTOR_CST>: New case.
14768 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
14770 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
14771 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
14773 2012-03-28 Jakub Jelinek <jakub@redhat.com>
14775 PR middle-end/52691
14776 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
14777 __builtin_va_start to __builtin_next_arg if the latter is
14778 builtin_decl_explicit_p rather than when it is not.
14780 PR middle-end/52750
14781 * tree-vect-generic.c (vector_element): Perform multiplication
14782 for pos in bitsizetype type instead of idx type.
14784 2012-03-28 Richard Guenther <rguenther@suse.de>
14786 * loop-init.c (loop_optimizer_init): If loops are preserved
14787 perform incremental initialization of required loop features.
14788 (loop_optimizer_finalize): If loops are to be preserved only
14789 clean up optional loop features.
14790 (rtl_loop_done): Forcefully free loops here.
14791 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
14792 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
14794 (construct_init_block): Likewise.
14795 (construct_exit_block): Likewise.
14796 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
14797 the CFG after expanding.
14798 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
14799 If we needed to calculate them, free them afterwards.
14800 * tree-pass.h (PROP_loops): New define.
14801 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
14802 * basic-block.h (CLEANUP_CFG_CHANGED): New.
14803 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
14804 (cleanup_cfg): If we did something and have loops around, fix them up.
14805 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
14806 with CLEANUP_CFG_CHANGED.
14807 * cfghooks.c (merge_blocks): If we merge a loop header into
14808 its predecessor, update the loop structure.
14809 (duplicate_block): If we copy a loop latch, adjust loop state
14810 to note we may have multiple latches.
14811 (delete_basic_block): Mark loops for fixup if we remove a loop.
14812 * cfganal.c (forwarder_block_p): Protect loop latches, headers
14814 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
14815 (cfg_layout_can_merge_blocks_p): Likewise.
14816 * cprop.c (bypass_block): If we create a loop with multiple
14817 entries, mark it for removal.
14818 * except.c (emit_to_new_bb_before): Add the new basic-block
14820 * tree-eh.c (lower_resx): Likewise.
14821 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
14822 (expand_omp_taskreg): Likewise.
14823 * tree-inline.c (initialize_cfun): Likewise.
14824 * tree-mudflap.c (add_bb_to_loop): Prototype.
14825 (mf_build_check_statement_for): Properly add new basic-blocks
14827 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
14828 if we remove a loop.
14829 (thread_through_loop_header): Likewise.
14830 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
14831 new basic-blocks to existing loops.
14832 (expand_transaction): Likewise.
14833 * Makefile.in (except.o): Add $(CFGLOOP_H).
14834 (expr.o): Likewise.
14835 (cgraph.o): Likewise.
14836 (cprop.o): Likewise.
14837 (cfgexpand.o): Likewise.
14838 (cfganal.o): Likewise.
14839 (trans-mem.o): Likewise.
14840 (tree-eh.o): Likewise.
14842 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
14845 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
14846 (avr_builtin_decl): New static function.
14847 (struct avr_builtin_description, avr_bdesc): Move up.
14848 Add GTY marker. Add field fndecl. Remove redundant field id.
14849 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
14850 (avr_expand_builtin): Code cleanup because .id is removed.
14852 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
14855 * config.gcc (tm_file): Remove avr/multilib.h.
14857 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
14859 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
14860 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
14861 * config/avr/t-avr: Remove generation of multilib.h.
14862 * config/avr/t-multilib: Regenerate.
14863 * config/avr/multilib.h: Remove.
14864 * config/avr/avr.opt (-msp8): New option.
14865 (avr_sp8): New variable.
14866 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
14867 * config/avr/avr.h (AVR_HAVE_SPH): New define.
14868 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
14869 (avr_device_to_sp8): New prototype.
14870 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
14871 (DRIVER_SELF_SPECS): New define.
14872 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
14873 __AVR_SP8__, __AVR_HAVE_SPH__.
14874 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
14875 AVR_HAVE_8BIT_SP to decide if SP_H is present.
14876 (avr_file_start): Ditto.
14878 2012-03-28 Jakub Jelinek <jakub@redhat.com>
14881 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
14882 instead of 8 in adjust_address.
14884 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
14886 PR middle-end/51893
14887 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
14890 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
14893 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
14894 Rearrange conditional logic. Move displacement address calculations
14896 (sh_find_mov_disp_adjust): ... this new function.
14898 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
14900 * config/arm/arm.opt (mapcs): Remove MaskExists.
14901 * config/cris/linux.opt (mno-gotplt): Likewise.
14902 * config/i386/i386.opt (mhard-float): Likewise.
14904 (mno-sse4): Likewise.
14905 * config/m68k/m68k.opt (mhard-float): Likewise.
14906 * config/mep/mep.op (mcop32): Likewise.
14907 * config/pa/pa-hpux.opt (msio): Likewise.
14908 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
14909 * config/picochip/picochip.opt (mlittle): Likewise.
14910 * config/sh/sh.opt (mrenesas): Likewise.
14911 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
14912 * config/sparc/sparc.opt (mhard-float): Likewise.
14913 * config/v850/v850.opt (mv850es): Likewise.
14914 * config/vax/vax.opt (mg-float): Likewise.
14916 2012-03-27 Martin Jambor <mjambor@suse.cz>
14918 PR middle-end/52693
14919 * tree-sra.c (sra_modify_assign): Do not call
14920 load_assign_lhs_subreplacements when working with an unscalarizable
14923 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
14926 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
14928 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
14929 * config/i386/i386.c: Include reload.h.
14930 (ix86_legitimize_reload_address): New function.
14932 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
14934 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
14935 hasn't been allocated. Define a target macro for Mask and
14936 InverseMask if it hasn't been defined. Remove MaskExists handling.
14938 * doc/options.texi: Remove MaskExists.
14940 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
14943 * config/sh/sh.c (find_barrier): Add equality check of last_got
14944 to avoid going above orig insn. Update comments.
14946 2012-03-27 Richard Guenther <rguenther@suse.de>
14948 PR middle-end/52720
14949 * fold-const.c (try_move_mult_to_index): Handle &x.array more
14952 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
14954 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
14955 of a unit before computing the offset in units.
14956 * expr.c (get_bit_range): Return the null range if the enclosing record
14957 is part of a larger bit field.
14959 2012-03-27 Tristan Gingold <gingold@adacore.com>
14961 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
14962 * config/ia64/ia64.md: Remove mode in template.
14963 Sign extend operand in expand_simple_binop.
14964 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
14965 CASE_VECTOR_MODE instead of TARGET_ILP32.
14966 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
14968 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
14970 * varasm.c (assemble_external): #if 0 out the new assert from the
14971 previous commit, it breaks the Java and Go front ends.
14973 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
14975 * toplev.c (check_global_declaration_1): Do not call assemble_external.
14976 * expr.c (emit_block_move_libcall_fn): Likewise.
14977 (clear_storage_libcall_fn): Likewise.
14978 (expand_expr_addr_expr_1): Likewise.
14979 (expand_expr_real_1): Likewise.
14980 * calls.c (rtx_for_function_call): Likewise.
14982 * varasm.c (assemble_external): Assert this function is only called
14983 during or after expanding to RTL.
14985 2012-03-26 Martin Jambor <mjambor@suse.cz>
14987 PR tree-optimization/50052
14988 * tree-sra.c (tree_non_aligned_mem_p): Removed.
14989 (tree_non_aligned_mem_for_access_p): Likewise.
14990 (build_accesses_from_assign): Removed strict alignment requirements
14992 (access_precludes_ipa_sra_p): Likewise.
14994 2012-03-26 Richard Guenther <rguenther@suse.de>
14996 PR tree-optimization/52701
14997 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
14998 compute and set the evolution part of PHI nodes.
15000 2012-03-26 Richard Guenther <rguenther@suse.de>
15002 PR tree-optimization/52721
15003 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
15005 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
15007 PR tree-optimization/52686
15008 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
15011 2012-03-26 Tristan Gingold <gingold@adacore.com>
15013 * config/alpha/vms.h (LINK_SPEC): Simplify.
15014 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
15015 (NAME__MAIN, SYMBOL__MAIN): Remove.
15016 (VMS_DEBUG_MAIN_POINTER): Remove.
15017 * config/ia64/vms.h: Likewise.
15018 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
15019 code to vms.c. Call vms_start_function.
15020 * config/ia64/ia64.c (ia64_start_function): Likewise.
15021 * config/vms/vms-protos.h (vms_start_function): Declare.
15022 * config/vms/vms.c (vms_start_function): New function.
15023 * config/vms/vms.h (MATH_LIBRARY): Define.
15024 (VMS_DEBUG_MAIN_POINTER): Define.
15026 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
15028 PR rtl-optimization/52629
15029 * reload1.c (count_pseudo): Short-circuit common case.
15030 (count_spilled_pseudo): Return early for pseudos without hard regs.
15031 Assert that the pseudo has got a hard reg before manipulating it.
15033 2012-03-24 Jan Hubicka <jh@suse.cz>
15036 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
15037 (decide_is_variable_needed): Do not handle toplevel reorder here.
15038 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
15039 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
15042 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
15044 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
15045 and str_bitsize instead of more convoluted expressions.
15047 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
15050 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
15052 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
15055 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
15057 2012-03-23 Martin Jambor <mjambor@suse.cz>
15059 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
15061 2012-03-23 Richard Guenther <rguenther@suse.de>
15063 PR tree-optimization/52678
15064 * tree-vectorizer.h (struct _stmt_vec_info): Add
15065 loop_phi_evolution_part member.
15066 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
15067 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
15068 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
15069 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15070 Use the cached evolution part and the PHI nodes value from
15071 the loop preheader edge instead of re-analyzing the evolution.
15073 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15075 * config/mips/mips-tables.opt: Update.
15076 * config/mips/mips.md (processor): Add xlp.
15077 * config/mips/mips-cpus.def: Add xlp.
15078 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
15080 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
15081 * doc/invoke.texi: Mention XLP.
15083 2012-03-22 Jakub Jelinek <jakub@redhat.com>
15085 PR middle-end/52547
15086 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
15087 on any new_local_var_chain vars declared during recursing on
15088 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
15090 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
15092 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
15093 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
15094 (ASM_OUTPUT_LOCAL): Ditto.
15095 (ASM_OUTPUT_COMMON): Remove.
15096 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
15097 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
15099 2012-03-22 Jan Hubicka <jh@suse.cz>
15101 PR middle-end/51737
15102 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
15104 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
15105 * ipa-inline-transform.c (save_inline_function_body): Remove
15106 copied clone if needed.
15107 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
15109 2012-03-22 Richard Guenther <rguenther@suse.de>
15111 PR middle-end/52666
15112 * fold-const.c (fold_ternary_loc): Fix typo.
15114 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
15117 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
15118 (unspecv): Add UNSPECV_MEMORY_BARRIER.
15119 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
15120 (delay_cycles_1, delay_cycles_2): Ditto.
15121 (delay_cycles_3, delay_cycles_4): Ditto.
15122 (nopv, *nopv): Ditto.
15123 (sleep, *sleep): Ditto.
15124 (wdr, *wdr): Ditto.
15126 2012-03-22 Richard Guenther <rguenther@suse.de>
15128 PR tree-optimization/52548
15129 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
15130 because of clobbers.
15131 (prune_clobbered_mems): New function.
15132 (compute_antic_aux): Use it to prune ANTIC_OUT.
15133 (compute_partial_antic_aux): Use it to prune PA_IN.
15134 (compute_avail): Only insert expressions into EXP_GEN that are not
15135 invalidated when translated up to the beginning of the block.
15137 2012-03-22 Richard Guenther <rguenther@suse.de>
15139 PR tree-optimization/52638
15140 * tree-vect-stmts.c (vect_init_vector_1): New function, split
15142 (vect_init_vector): ... here. Handle scalar vector inits.
15143 (vect_get_vec_def_for_operand): Adjust.
15144 (vectorizable_load): Likewise.
15146 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
15148 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
15149 (alpha*-*-freebsd*): Ditto.
15150 (alpha*-*-netbsd*): Ditto.
15151 (alpha*-*-openbsd*): Ditto.
15152 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
15153 (DWARF2_DEBUGGING_INFO): Remove.
15154 (PREFERRED_DEBUGGING_TYPE): Remove.
15155 (ASM_FINAL_SPEC): Remove.
15156 (IDENT_ASM_OP): Remove.
15157 (ASM_OUTPUT_IDENT): Remove.
15158 (SKIP_ASM_OP): Remove.
15159 (ASM_OUTPUT_SKIP): Remove.
15160 (ALIGN_ASM_OP): Remove.
15161 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
15162 (ASM_OUTPUT_CASE_LABEL): Remove.
15163 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
15164 (COMMON_ASM_OP): Remove.
15165 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
15166 (ASCII_DATA_ASM_OP): Remove.
15167 (READONLY_DATA_SECTION_ASM_OP): Remove.
15168 (INIT_SECTION_ASM_OP): Remove.
15169 (FINI_SECTION_ASM_OP): Remove.
15170 (ASM_SECTION_START_OP): Remove.
15171 (ASM_OUTPUT_SECTION_START_FILE): Remove.
15172 (TARGET_ASM_NAMED_SECTION): Remove.
15173 (TARGET_ASM_SELECT_SECTION): Remove.
15174 (MAKE_DECL_ONE_ONLY): Remove.
15175 (TYPE_ASM_OP): Remove.
15176 (SIZE_ASM_OP): Remove.
15177 (ASM_WEAKEN_LABEL): Remove.
15178 (TYPE_OPERAND_FMT): Remove.
15179 (ASM_DECLARE_RESULT): Remove.
15180 (ASM_DECLARE_OBJECT_NAME): Remove.
15181 (ASM_FINISH_DECLARE_OBJECT): Remove.
15182 (ELF_ASCII_ESCAPES): Remove.
15183 (ELF_STRING_LIMIT): Remove.
15184 (STRING_ASM_OP): Remove.
15185 (ASM_OUTPUT_EXTERNAL): Remove.
15186 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
15187 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
15189 (ASM_DECLARE_FUNCTION_NAME): Ditto.
15190 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
15191 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
15192 (ASM_OUTPUT_SKIP): Ditto.
15193 (READONLY_DATA_SECTION_ASM_OP): Remove.
15194 (USER_LABEL_PREFIX): Remove.
15195 (ASM_OUTPUT_ASCII): Remove.
15196 (ASM_OUTPUT_CASE_LABEL): Remove.
15197 (NO_DOLLAR_IN_LABEL): Undefine.
15199 2012-03-22 Richard Guenther <rguenther@suse.de>
15201 PR tree-optimization/52459
15202 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
15203 PHI insertion for calls.
15205 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
15207 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
15208 find_sets_in_insn, canonicalize_insn): Split out from ...
15209 (cse_insn): ... here.
15210 (invalidate_from_clobbers): Take an insn instead of the pattern.
15212 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
15215 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
15216 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
15217 * config/sh/sh.md (sindf2, cosdf2): Remove.
15219 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
15222 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
15223 prologue for unwinder and profiler.
15225 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
15227 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
15228 Introduce emul_name to select the right linker emulation for
15229 powerpc64-*-freebsd*.
15230 * configure: Regenerate.
15231 * config.gcc: Add bits to support powerpc64-*-freebsd*.
15232 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
15233 * config/rs6000/freebsd64.h: New file.
15234 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
15236 (rs6000_savres_strategy): Likewise.
15237 (rs6000_savres_routine_name): Likewise.
15238 (rs6000_elf_file_end): Likewise.
15239 * config/rs6000/t-freebsd64: New file.
15240 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
15241 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
15243 * config/rs6000/freebsd64.h: Remove duplicated entries from last
15245 * config/rs6000/t-freebsd64: Likewise.
15247 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
15249 PR rtl-optimization/52543
15251 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
15252 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
15253 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
15254 (avr_load_libgcc_p): Restrict to __flash loads.
15255 (avr_out_lpm): Only handle 1-byte loads from __flash.
15256 (avr_load_lpm): New function.
15257 (avr_find_unused_d_reg): Remove.
15258 (avr_out_lpm_no_lpmx): Remove.
15259 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
15260 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
15261 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
15262 (load_<mode>, load_<mode>_clobber): New insns.
15263 (mov<mode>): For multi-byte move from non-generic
15264 16-bit address spaces: Expand to load_<mode> resp.
15265 load_<mode>_clobber.
15266 (load<mode>_libgcc): Remove expander.
15267 (split-lpmx): Remove split.
15269 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
15271 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
15272 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
15273 All callers changed.
15274 (Fixed_core_reg): New feature.
15275 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
15277 * neon-testgen.ml: Handle Fixed_core_reg.
15279 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
15281 * config/arm/arm.c (thumb2_reorg): Add complete support
15282 for 16-bit instructions.
15283 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
15285 2012-03-21 Richard Guenther <rguenther@suse.de>
15287 PR tree-optimizer/52636
15288 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
15289 to the appropriate type.
15291 2012-03-21 Richard Guenther <rguenther@suse.de>
15293 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
15295 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
15296 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
15297 * passes.c (init_optimization_passes): Remove pass_init_function,
15298 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
15299 * tree-pass.h (pass_init_function): Remove.
15300 (pass_jump): Remove.
15301 (pass_initial_value_sets): Remove.
15302 (pass_unshare_all_rtl): Remove.
15303 * integrate.c (pass_initial_value_sets): Remove.
15304 * emit-rtl.c (pass_unshare_all_rtl): Remove.
15305 * tree.h (init_function_for_compilation): Remove.
15306 * function.c (init_function_for_compilation): Remove.
15307 (pass_init_function): Remove.
15308 * cfgcleanup.c (rest_of_handle_jump): Remove.
15309 (pass_jump): Remove.
15311 2012-03-20 Jason Merrill <jason@redhat.com>
15313 * tree-streamer-in.c (streamer_alloc_tree): Call
15314 ggc_alloc_zone_cleared_tree_node instead of
15315 ggc_alloc_zone_cleared_tree_node_stat.
15317 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
15319 * doc/extend.texi (Template Instantiation): Remove anachronisms.
15321 2012-03-20 Jakub Jelinek <jakub@redhat.com>
15324 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
15325 (ix86_expand_vec_perm_const_1): Call it.
15327 * config/i386/i386.c (vselect_insn): New variable.
15328 (init_vselect_insn): New function.
15329 (expand_vselect, expand_vselect_insn): Add testing_p argument.
15330 Call init_vselect_insn if vselect_insn is NULL. Adjust
15331 PATTERN (vselect_insn), instead of creating a new insn each time,
15332 only emit a copy of it if not testing and recog has been successful.
15333 (expand_vec_perm_pshufb, expand_vec_perm_1,
15334 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
15338 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
15339 ("enabled" attribute): Handle avx2 and noavx2 isas.
15340 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
15342 (vec_dup<mode>): Add avx2 =x,x alternative.
15343 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
15344 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
15345 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
15346 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
15348 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
15349 if possible, handle also V8SFmode.
15351 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
15353 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
15354 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
15355 reg_or_zero_operand predicate.
15356 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
15358 2012-03-20 Jakub Jelinek <jakub@redhat.com>
15360 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
15361 If operand isn't UNSPEC, return 0.
15363 2012-03-20 Richard Guenther <rguenther@suse.de>
15365 * tree-pass.h (pass_rtl_eh): Remove.
15366 * except.c (gate_handle_eh): Likewise.
15367 (rest_of_handle_eh): Likewise.
15368 (pass_rtl_eh): Likewise.
15369 (finish_eh_generation): Export.
15370 * except.h (finish_eh_generation): Declare.
15371 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
15372 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
15373 after expanding stack alignment. Instead of compacting blocks
15376 2012-03-20 Richard Guenther <rguenther@suse.de>
15378 * stor-layout.c (finish_bitfield_representative): Fallback
15379 to conservative maximum size if the padding up to the next
15380 field cannot be computed as a constant.
15381 (finish_bitfield_layout): If we cannot compute the distance
15382 between the start of the bitfield representative and the
15383 bitfield member start a new representative.
15384 * expr.c (get_bit_range): The distance between the start of
15385 the bitfield representative and the bitfield member is zero
15386 if the field offsets are not constants.
15388 2012-03-20 Tristan Gingold <gingold@adacore.com>
15390 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
15391 convert in lowercase.
15392 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
15393 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
15394 * stor-layout.c (sizetype_tab): Adjust.
15395 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
15396 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
15397 instead of type_kind_last.
15398 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
15399 instead of size_int_kind.
15400 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
15401 * doc/tm.texi: Regenerate.
15402 * defaults.h (SIZETYPE): Provide a default value.
15403 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
15404 (SIZETYPE): Define.
15406 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
15408 * config/sh/sh.md: Use braced string notation where applicable.
15410 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
15412 * config/i386/i386.md (allocate_stack): Simplify.
15414 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
15416 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
15417 copy_to_mode_reg (Pmode, ...).
15418 (expand_builtin_frame_address): Ditto.
15419 * expr.c (emit_block_move_via_libcall): Ditto.
15420 (set_storage_via_libcall): Ditto.
15422 * config/i386/i386.c (ix86_expand_movmem): Ditto.
15423 (ix86_expand_setmem): Ditto.
15424 (ix86_trampoline_init): DItto.
15425 * config/i386/i386.md (cmpstrnsi): Ditto.
15427 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
15429 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
15430 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
15431 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
15432 (SH Options): Likewise.
15434 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
15436 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
15437 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
15438 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
15439 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
15440 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
15443 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15445 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
15446 * config/i386/i386.c (ix86_decompose_address): Use
15447 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
15448 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
15449 thread pointer to a register.
15452 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
15454 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
15455 if Pmode != word_mode.
15456 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
15457 Pmode == SImode for TARGET_X32.
15459 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
15460 (tls_initial_exec_x32): Likewise.
15462 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
15465 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
15466 DISP_ADDR_OFFSET): New macros.
15467 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
15468 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
15469 (sh_legitimize_address): Add QImode displacement handling.
15470 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
15472 (sh_secondary_reload): Add QImode displacement handling.
15473 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
15474 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
15475 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
15476 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
15477 to register operands only.
15478 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
15479 (extendqihi2): Change insn to expander.
15480 (*extendqihi2_compact_reg): New insn.
15481 (movqi_i, movqi): Replace with ...
15482 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
15483 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
15484 Add new peepholes for QImode displacement addressing.
15486 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
15489 * doc/invoke.texi: Document -Wuseless-cast.
15491 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
15493 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
15494 * tree.h (handled_component_p): Reorder cases.
15495 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
15496 not initialize unsignedp.
15497 (loc_list_from_tree): Likewise.
15498 (fortran_common): Likewise.
15499 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
15501 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
15503 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
15504 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
15505 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
15506 (ix86_split_long_move): Ditto.
15507 (legitimize_tls_address): Use ix86_gen_sub3.
15508 (construct_plt_address): Assert that Pmode == DImode.
15510 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
15512 * config/i386/i386.md: Remove empty predicates and/or constraints.
15513 * config/i386/sync.md: Ditto.
15514 * config/i386/sse.md: Ditto.
15515 * config/i386/mmx.md: Ditto.
15516 * config/i386/pentium.md: Ditto.
15517 * config/i386/athlon.md: Ditto.
15519 2012-03-16 Richard Guenther <rguenther@suse.de>
15521 PR tree-optimization/52603
15522 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
15526 2012-03-14 Richard Guenther <rguenther@suse.de>
15528 PR tree-optimization/52571
15529 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
15530 flag_section_anchors check ...
15531 (vect_can_force_dr_alignment_p): ... here.
15533 2012-03-16 Martin Jambor <mjambor@suse.cz>
15535 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
15536 memory through MEM_REFs by calling extract_bit_field.
15538 2012-03-16 Richard Guenther <rguenther@suse.de>
15540 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
15541 and REFERENCE_TYPE interpretations.
15542 (can_native_interpret_type_p): New function.
15543 (fold_ternary_loc): Use native encode/interpret to fold
15544 BIT_FIELD_REFs of constants.
15546 2012-03-16 Richard Guenther <rguenther@suse.de>
15548 PR middle-end/52584
15549 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
15550 of vector constants and constructors.
15552 2012-03-16 Richard Guenther <rguenther@suse.de>
15554 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
15555 VIEW_CONVERT_EXPR to convert constants.
15556 (vect_is_simple_use): Treat all constants as vec_constant_def.
15558 2012-03-16 Richard Guenther <rguenther@suse.de>
15559 Kai Tietz <ktietz@redhat.com>
15561 PR middle-end/48814
15562 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
15563 side-effects completely in the pre-queue and use a temporary
15566 2012-03-16 Richard Guenther <rguenther@suse.de>
15568 * stor-layout.c (finish_bitfield_representative): Fall back
15569 to the conservative maximum size if we cannot compute the
15570 size of the tail padding.
15572 2012-03-16 Tristan Gingold <gingold@adacore.com>
15574 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
15575 __CRTL_VER and __VMS_VER.
15576 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
15577 and vms_c_get_vms_ver.
15578 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
15580 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
15581 (VMS_DEFAULT_VMS_VER): Define.
15582 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
15583 (VMS_DEFAULT_VMS_VER): Define.
15585 2012-03-16 Richard Guenther <rguenther@suse.de>
15587 * tree-vect-loop.c (get_initial_def_for_induction): Use
15588 build_constructor directly.
15589 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
15590 build_vector_from_val.
15591 * tree.c (build_vector_from_val): Avoid creating a constructor
15592 first when we want a constant vector.
15594 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15596 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
15598 2012-03-16 Richard Guenther <rguenther@suse.de>
15600 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
15601 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
15602 (struct tree_vector): Remove elements member, add variable size
15604 (build_vector_stat): Declare.
15605 (build_vector): Define in terms of build_vector_stat.
15606 * tree.c (build_vector): Rename to ...
15607 (build_vector_stat): ... this. Take array of trees as parameter.
15608 (build_vector_from_ctor): Adjust.
15609 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
15610 initializer_zerop): Adjust.
15611 * cfgexpand.c (expand_debug_expr): Likewise.
15612 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
15613 const_vector_from_tree): Likewise.
15614 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
15615 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
15616 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
15617 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
15618 (lto_input_ts_vector_tree_pointers): Adjust.
15619 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
15620 (write_ts_vector_tree_pointers): Adjust.
15621 * varasm.c (const_hash_1, compare_constant, copy_constant,
15622 output_constant): Adjust.
15623 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
15624 * print-tree.c (print_node): Adjust.
15625 * tree-pretty-print.c (dump_generic_node): Adjust.
15626 * tree-vect-generic.c (uniform_vector_p, vector_element,
15627 lower_vec_perm): Adjust.
15628 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
15629 * tree-vect-slp.c (vect_get_constant_vectors,
15630 vect_transform_slp_perm_load): Adjust.
15631 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
15632 * expmed.c (make_tree): Adjust.
15633 * config/i386/i386.c (ix86_expand_builtin): Adjust.
15634 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
15635 and implementation.
15636 (sparc_fold_builtin): Adjust.
15638 2012-03-16 Tristan Gingold <gingold@adacore.com>
15640 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
15641 * config/vms/vms-stdint.h: New file.
15643 2012-03-16 Tristan Gingold <gingold@adacore.com>
15645 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
15646 (ia64-hp-*vms*): Replaced by ...
15647 (*-*-*vms*): ... This new entry.
15649 2012-03-15 Jakub Jelinek <jakub@redhat.com>
15652 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
15653 (ix86_expand_vec_perm_const_1): Use it.
15656 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
15657 (avx2_permv4df): Remove.
15658 (avx2_permv4di): Macroize into...
15659 (avx2_perm<mode>): ... this using VI8F_256 iterator.
15660 (avx2_permv4di_1): Macroize into...
15661 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
15663 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
15665 * combine.c (apply_distributive_law): Do not distribute SUBREG.
15667 2012-03-15 Ira Rosen <irar@il.ibm.com>
15668 Ulrich Weigand <ulrich.weigand@linaro.org>
15670 * tree-vect-patterns.c (widened_name_p): Rename to ...
15671 (type_conversion_p): ... this. Add new argument to determine
15672 if it's a promotion or demotion operation. Check for
15673 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
15674 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
15676 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
15677 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
15679 (vect_recog_mixed_size_cond_pattern): Likewise and allow
15680 non-constant then and else clauses.
15682 2012-03-15 Ira Rosen <irar@il.ibm.com>
15683 Ulrich Weigand <ulrich.weigand@linaro.org>
15685 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
15686 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
15687 vect_pattern_recog.
15688 * tree-vect-patterns.c (widened_name_p): Pass basic block
15689 info to vect_is_simple_use.
15690 (vect_recog_dot_prod_pattern): Fail for basic blocks.
15691 (vect_recog_widen_sum_pattern): Likewise.
15692 (vect_handle_widen_op_by_const): Support basic blocks.
15693 (vect_operation_fits_smaller_type,
15694 vect_recog_over_widening_pattern): Likewise.
15695 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
15696 Update call to vect_is_simple_use.
15697 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
15699 (check_bool_pattern): Add an argument, update call to
15700 vect_is_simple_use and the recursive calls.
15701 (vect_recog_bool_pattern): Update relevant function calls.
15703 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
15704 (vect_pattern_recog_1): Check for reduction only in loops.
15705 (vect_pattern_recog): Add new argument. Support basic blocks.
15706 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
15707 info to vect_is_simple_use_1.
15708 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
15709 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
15711 2012-03-15 Jakub Jelinek <jakub@redhat.com>
15712 Andrew Pinski <apinski@cavium.com>
15714 PR middle-end/52592
15715 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
15716 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
15717 calls instead of __builtin_ir{int,ound}*.
15719 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15721 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
15724 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15726 * config.gcc (target_type_format_char): New. Document it. Set it for
15728 * configure.ac (gnu_unique_option): Use target_type_format_char
15729 in test. Comment rationale.
15730 * configure: Regenerate .
15732 2012-03-15 Jakub Jelinek <jakub@redhat.com>
15734 PR tree-optimization/52267
15735 * tree-vrp.c (masked_increment): New function.
15736 (register_edge_assert_for_2): Derive ASSERT_EXPRs
15737 from (X & CST1) cmp CST2 tests.
15739 2012-03-15 Richard Guenther <rguenther@suse.de>
15741 PR middle-end/52580
15742 * tree-data-ref.c (subscript_dependence_tester_1): Check
15743 all dimensions for non-conflicting access functions.
15745 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15748 * doc/invoke.texi [C++ Language Options]: Document
15749 -ftemplate-backtrace-limit.
15751 2012-03-15 Tristan Gingold <gingold@adacore.com>
15753 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
15754 before a parameter.
15756 2012-03-15 Tristan Gingold <gingold@adacore.com>
15758 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
15759 use DW_OP_call_frame_cfa.
15761 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
15764 * config/i386/i386-opts.h (pmode): New.
15766 * config/i386/i386.c (ix86_option_override_internal): Properly
15767 check and set ix86_pmode.
15769 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
15771 * config/i386/i386.opt (maddress-mode=): New.
15773 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
15775 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15777 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
15778 (dwarf2out_do_cfi_asm): Likewise.
15779 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
15781 (add_data_member_location_attribute): Likewise.
15782 (gen_array_type_die): Likewise.
15783 (gen_subprogram_die): Likewise.
15784 (gen_producer_string): Likewise.
15785 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
15786 Remove MIPS_DEBUGGING_INFO handling.
15787 (sdb_debug_hooks): Likewise.
15788 (sdbout_begin_block): Likewise.
15789 (sdbout_end_block): Likewise.
15790 (sdbout_begin_prologue): Likewise.
15791 (sdbout_start_source_file): Likewise.
15792 (sdbout_end_source_file): Likewise.
15793 (sdbout_init): Likewise.
15794 * system.h (MIPS_DEBUGGING_INFO): Poison.
15796 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15798 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
15799 (alpha_file_start) [MS_STAMP]: Remove.
15801 * config/alpha/elf.h (TARGET_GAS): Remove.
15802 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
15803 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
15804 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
15805 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
15806 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
15807 (alpha*-*-freebsd*): Likewise.
15808 (alpha*-*-netbsd*): Likewise.
15809 (alpha*-*-openbsd*): Likewise.
15810 (alpha*-*-*): Remove target_cpu_default2.
15811 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
15813 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
15814 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
15815 * config/alpha/alpha.c (print_operand): Always assume
15816 TARGET_AS_SLASH_BEFORE_SUFFIX.
15817 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
15818 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
15819 ("*builtin_setjmp_receiver_er_1"): Remove.
15820 * config/alpha/alpha.opt (malpha-as): Remove.
15822 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
15824 Remove DEC Unix reference.
15826 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
15827 (EXTENDED_COFF): Remove.
15828 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
15829 (EXTENDED_COFF): Don't undef.
15830 * config/alpha/alpha.c (alpha_file_start): Always assume
15832 Don't set targetm.asm_file_start_file_directive.
15833 [!OBJECT_FORMAT_ELF]: Remove.
15834 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
15836 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
15837 (DBX_DEBUGGING_INFO): Remove.
15838 (MIPS_DEBUGGING_INFO): Remove.
15839 (PREFERRED_DEBUGGING_TYPE): Remove.
15840 (DBX_OUTPUT_SOURCE_LINE): Remove.
15841 (SDB_OUTPUT_SOURCE_LINE): Remove.
15842 (DBX_CONTIN_LENGTH): Remove.
15843 (NO_DBX_FUNCTION_END): Remove.
15844 (ASM_STABS_OP): Remove.
15845 (ASM_STABN_OP): Remove.
15846 (ASM_STABD_OP): Remove.
15847 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
15848 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
15849 (PUT_SDB_DEF): Remove.
15850 (PUT_SDB_PLAIN_DEF): Remove.
15851 (PUT_SDB_TYPE): Remove.
15852 (sdb_label_count): Remove.
15853 (PUT_SDB_BLOCK_START): Remove.
15854 (PUT_SDB_BLOCK_END): Remove.
15855 (PUT_SDB_FUNCTION_START): Remove.
15856 (PUT_SDB_FUNCTION_END): Remove.
15857 (PUT_SDB_EPILOGUE_END): Remove.
15858 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
15859 (MIPS_DEBUGGING_INFO): Don't undef.
15860 (DBX_DEBUGGING_INFO): Don't undef.
15861 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
15862 (MIPS_DEBUGGING_INFO): Don't undef.
15863 (DBX_DEBUGGING_INFO): Don't undef.
15864 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
15865 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
15867 (alpha_start_function): Likewise.
15868 (sdb_label_count): Remove.
15869 (alpha_output_filename): Remove DBX_DEBUG handling.
15870 (alpha_file_start): Likewise.
15872 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15874 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
15875 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
15876 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
15878 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
15879 (ld_tls_support): Remove Solaris 8 references.
15880 (lwp_dir, lwp_spec): Remove support for alternate thread library.
15881 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
15882 * configure: Regenerate.
15883 * config.in: Regenerate.
15885 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
15886 * config/i386/sol2.h: Remove Solaris 8 references.
15888 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
15889 (i?86-*-solaris2.9): ... this.
15890 Remove Solaris 8 references.
15891 (Specific, *-*-solaris2*): Document Solaris 8 removal.
15892 Remove Solaris 8 references.
15894 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15896 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
15897 (mips-sgi-irix6.5*): Remove.
15898 * config.host (mips-sgi-irix*): Remove.
15899 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
15900 (set_have_as_tls): Remove *-*-irix6*.
15901 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
15902 * configure: Regenerate.
15904 * config/mips/iris6.h: Remove.
15905 * config/mips/iris6.opt: Remove.
15906 * config/mips/t-irix6: Remove.
15908 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
15909 (TARGET_IRIX6): Remove.
15910 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
15911 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
15912 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
15914 (mips_file_start): Likewise.
15915 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
15917 * config/mips/driver-native.c [__sgi__]: Remove.
15918 (host_detect_local_cpu) [__sgi__]: Remove.
15920 * config/mips/gnu-user.h: Remove iris5.h reference.
15922 * config/mips/mips-modes.def: Remove IRIX 6 reference.
15923 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
15924 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
15927 * gcc.c (main): Move asm_debug initialization ...
15928 (asm_debug): ... here.
15930 * ginclude/stddef.h (__STDDEF_H__): Don't define.
15932 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
15933 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
15934 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
15935 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
15936 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
15937 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
15939 * doc/tm.texi: Regenerate.
15941 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
15943 (MIPS Options, -march): Remove IRIX reference.
15944 * doc/install.texi (Binaries, SGI IRIX): Remove.
15945 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
15947 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
15949 2012-03-14 Martin Jambor <mjambor@suse.cz>
15951 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
15952 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
15953 (expand_expr_real_1): Do not handle misalignment if modifier is
15956 2012-03-14 Richard Guenther <rguenther@suse.de>
15958 PR middle-end/52584
15959 * tree-vect-generic.c (type_for_widest_vector_mode): Take
15960 element type instead of mode, use build_vector_type_for_mode
15961 instead of the langhook, build a vector of proper signedness.
15962 (expand_vector_operations_1): Adjust.
15964 2012-03-14 Richard Guenther <rguenther@suse.de>
15966 PR middle-end/52582
15967 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
15968 a cgraph node for a FUNCTION_DECL that comes from a constructor.
15969 (gimple_get_virt_method_for_binfo): Likewise.
15971 2012-03-14 Richard Guenther <rguenther@suse.de>
15973 PR tree-optimization/52571
15974 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
15975 flag_section_anchors check ...
15976 (vect_can_force_dr_alignment_p): ... here. Do not re-align
15977 DECL_COMMON variables.
15979 2012-03-14 Richard Guenther <rguenther@suse.de>
15981 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
15982 * stor-layout.c (start_bitfield_representative): New function.
15983 (finish_bitfield_representative): Likewise.
15984 (finish_bitfield_layout): Likewise.
15985 (finish_record_layout): Call finish_bitfield_layout.
15986 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
15987 for QUAL_UNION_TYPE fields.
15988 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
15989 Stream DECL_BIT_FIELD_REPRESENTATIVE.
15990 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
15992 PR middle-end/52080
15993 PR middle-end/52097
15994 PR middle-end/48124
15995 * expr.c (get_bit_range): Unconditionally extract bitrange
15996 from DECL_BIT_FIELD_REPRESENTATIVE.
15997 (expand_assignment): Adjust call to get_bit_range.
15999 2012-03-14 Richard Guenther <rguenther@suse.de>
16001 PR middle-end/52578
16002 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
16003 the outermost conversion is a sign-change only.
16004 (fold_binary_loc): Disregard widening and sign-changing
16005 conversions when we determine if two variables are equal
16007 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
16008 (T1)x if the outermost conversion is a sign-change only.
16010 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
16013 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
16015 * config/i386/predicates.md (constant_call_address_operand): Declare
16016 as special predicate. Update all uses.
16018 2012-03-13 Jakub Jelinek <jakub@redhat.com>
16021 * c-parser.c (c_parser_postfix_expression)
16022 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
16024 * config/i386/smmintrin.h: Avoid /* within a comment.
16025 * config/i386/nmmintrin.h: Likewise.
16027 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16029 * config/i386/i386.md (xbegin): Remove constraint from expander.
16031 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16033 * config/i386/predicates.md (constant_call_address_operand): Declare
16034 as special predicate. Update all uses.
16035 * config/i386/i386.md: Remove mode from constant_call_address_operand
16037 * config/i386/i386.c (ix86_output_call_insn): Call
16038 constant_call_address_operand with VOIDmode.
16040 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16042 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
16043 AND zero extended address correctly.
16045 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16047 * config/i386/predicates.md (tls_symbolic_operand): Declare as
16049 (tls_modbase_operand): Ditto.
16050 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
16051 tls_modbase_operand predicates.
16053 2012-03-13 Martin Jambor <mjambor@suse.cz>
16055 * expr.c (expand_assignment): Handle misaligned scalar writes to
16056 memory through top-level MEM_REFs by calling store_bit_field.
16058 2012-03-13 Richard Guenther <rguenther@suse.de>
16060 PR middle-end/52134
16061 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
16062 if Y is a constant multiple of 1 << CST.
16064 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
16067 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
16068 offset (size) to a value the insns can deal with.
16069 (expand_epilogue): Ditto.
16071 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16073 * config/arm/neon.ml (ops): Fixup expected instructions for
16074 unsigned vector compares.
16076 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16078 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
16079 addresses only when %reg is not in word mode.
16081 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16083 * config/microblaze/microblaze.md: Fix typo.
16084 * tree-if-conv.c: Likewise.
16085 * tree-vect-patterns.c: Likewise.
16087 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16089 * config.gcc (extra_passes): Remove.
16090 * configure.ac (extra_passes): Don't substitute.
16091 * configure: Regenerate.
16092 * Makefile.in (EXTRA_PASSES): Remove.
16093 (GCC_PASSES): Remove $(EXTRA_PASSES).
16094 (MOSTLYCLEANFILES): Likewise.
16095 (native): Likewise.
16096 (install-common): Likewise.
16098 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16100 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
16101 * config/i386/i386.c (ix86_decompose_address): Use
16102 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
16103 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
16104 thread pointer to a register.
16106 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
16108 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
16109 on tls_symbolic_operand.
16110 (tls_global_dynamic_64_<mode>): Likewise.
16112 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
16115 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
16116 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
16118 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
16121 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
16122 type from reg_class_t to enum reg_class.
16123 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
16125 2012-03-12 Andrew Pinski <apinski@cavium.com>
16127 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
16128 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
16129 (value_replacement): Likewise.
16130 (empty_block_p): Check also if the PHIs for the block are empty.
16132 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
16135 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
16136 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
16137 r184615 from 2012-02-28.
16139 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
16141 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
16142 (ix86_gen_tls_local_dynamic_base_64): Likewise.
16143 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
16144 and ix86_gen_tls_local_dynamic_base_64.
16145 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
16146 ix86_gen_tls_local_dynamic_base_64.
16148 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
16149 (*tls_global_dynamic_64_<mode>): This.
16150 (tls_global_dynamic_64): Renamed to ...
16151 (tls_global_dynamic_64_<mode>): This.
16152 (*tls_local_dynamic_base_64): Renamed to ...
16153 (*tls_local_dynamic_base_64_<mode>): This.
16154 (tls_local_dynamic_base_64): Renamed to ...
16155 (tls_local_dynamic_base_64_<mode>): This.
16157 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
16159 * config/i386/i386.c (ix86_option_override_internal): Properly
16160 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
16161 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
16162 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
16163 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
16165 * config/i386/sse.md (sse3_monitor64): Renamed to ...
16166 (sse3_monitor64_<mode>): This.
16168 2012-03-12 Tristan Gingold <gingold@adacore.com>
16170 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
16171 (ia64_function_arg_advance): Ditto.
16173 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16175 * config.gcc (mips*-*-openbsd*): Remove.
16176 * config/mips/openbsd.h: Remove.
16177 * config/mips/sdb.h: Remove.
16179 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
16180 * config/mips/mips.c (sdb_label_count): Remove.
16181 (mips_debugger_offset): Remove #if 0 code.
16182 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
16183 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
16185 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16187 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
16188 binutils reference.
16189 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
16190 Update binutils references.
16191 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
16192 Update binutils reference.
16193 Update Sun as/GNU ld caveat.
16194 Document binutils largefile requirement for LTO plugin.
16195 Remove reference to alternate libpthread.
16197 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16199 * config.gcc (alpha*-dec-osf5.1*): Remove.
16200 * config.host (alpha*-dec-osf*): Remove.
16201 * configure.ac (*-*-osf*): Remove.
16202 (alpha*-dec-osf*): Remove.
16203 * configure: Regenerate.
16205 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
16206 config/alpha/va_list.h, config/alpha/x-osf: Remove.
16208 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
16209 * config/alpha/alpha.c (struct machine_function): Update comment.
16210 (alpha_start_function): Remove Tru64 UNIX as handling for
16212 * config/alpha/alpha.md ("exception_receiver"): Remove
16213 TARGET_LD_BUGGY_LDGP.
16214 ("*exception_receiver_2"): Likewise.
16215 * except.c (finish_eh_generation): Remove Tru64 reference.
16216 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
16217 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
16218 * target.def (handle_pragma_extern_prefix): Remove.
16220 * Makefile.in (mips-tfile.o-warn): Remove.
16221 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
16222 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
16223 * mips-tdump.c, mips-tfile.c: Remove.
16225 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
16227 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
16228 (Specific, alpha*-dec-osf5.1): Note removal.
16229 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
16231 * doc/tm.texi: Regenerate.
16232 * doc/trouble.texi (Cross-Compiler Problems): Remove.
16234 2012-03-12 Richard Guenther <rguenther@suse.de>
16236 * config/arm/arm.c (neon_dereference_pointer): Do not call
16237 covert during RTL expansion.
16239 2012-03-12 Tristan Gingold <gingold@adacore.com>
16241 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
16242 Options. Mention -mpointer-size.
16244 2012-03-12 Richard Guenther <rguenther@suse.de>
16246 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
16247 build_nonstandard_integer_type.
16249 2012-03-12 Richard Guenther <rguenther@suse.de>
16251 * tree.c (signed_or_unsigned_type_for): Use
16252 build_nonstandard_integer_type.
16253 (signed_type_for): Adjust documentation.
16254 (unsigned_type_for): Likewise.
16255 * tree-pretty-print.c (dump_generic_node): Use standard names
16256 for non-standard integer types if available.
16258 2012-03-12 Tristan Gingold <gingold@adacore.com>
16260 * config/vms/vms.opt: Add vms-opts.h header.
16261 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
16263 (-mvms-return-codes): Document.
16264 (-mpointer-size): New option.
16265 (vms_pointer_size): Add enumeration.
16266 * config/vms/vms-opts.h: New file.
16267 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
16268 __INITIAL_POINTER_SIZE.
16269 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
16270 (C_COMMON_OVERRIDE_OPTIONS): Define.
16271 (DWARF2_ADDR_SIZE): Define.
16272 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
16273 * config/vms/vms-protos.h (vms_c_common_override_options):
16275 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
16276 if -mno-pointer-size.
16277 (vms_c_common_override_options): New function.
16278 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
16279 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
16280 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
16281 and flag_vms_pointer_size.
16282 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
16283 * config.gcc (*-*-*vms*): Define xm_file.
16284 (alpha*-dec-*vms*): Do not define xm_file.
16285 (alpha64-dec-*vms*): Remove.
16286 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
16289 2012-03-12 Jakub Jelinek <jakub@redhat.com>
16291 PR tree-optimization/51721
16292 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
16293 if (int) unsvar cmp CST.
16295 2012-03-12 Richard Guenther <rguenther@suse.de>
16297 * tree-sra.c (create_access_replacement): Only rename the replacement
16298 if we can rewrite it into SSA form. Properly mark register typed
16299 replacements that we cannot rewrite with TREE_ADDRESSABLE.
16300 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
16301 for aggregate or BLKmode results.
16303 2012-03-12 Jakub Jelinek <jakub@redhat.com>
16305 PR tree-optimization/52533
16306 * tree-vrp.c (register_edge_assert_for_2): Use double_int
16307 type for mask, only handle shifts by non-zero in-range
16308 shift count, for LE_EXPR and GT_EXPR if new_val is
16309 maximum, don't add the assertion.
16311 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
16313 * doc/invoke.texi: Document -mrtm option.
16314 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
16315 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
16316 (ix86_handle_option): Handle OPT_mrtm.
16317 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
16319 (x86_64-*-*): Ditto.
16320 * i386-builtin-types.def (INT_FTYPE_VOID): New.
16321 * config/i386/i386-c.c (ix86_target_macros_internal): Define
16323 (ix86_target_string): Define -mrtm option.
16325 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
16327 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
16328 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
16329 IX86_BUILTIN_XTEST.
16330 (bdesc_special_args): Ditto.
16331 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
16332 (ix86_expand_special_args_builtin): Handle new built-in type.
16333 (ix86_expand_builtin): Handle XABORT instruction.
16334 * config/i386/i386.h (TARGET_RTM): New.
16335 * config/i386/i386.md (UNSPECV_XBEGIN): New.
16336 (UNSPECV_XEND): Ditto.
16337 (UNSPECV_XABORT): Ditto.
16338 (UNSPECV_XTEST): Ditto.
16345 * config/i386/i386.opt (mrtm): New.
16346 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
16347 * config/i386/rtmintrin.h: New header.
16348 * config/i386/xtestintrin.h: Ditto.
16350 2012-03-12 Tristan Gingold <gingold@adacore.com>
16352 * ginclude/stddef.h: Adjust previous patch.
16353 Use __VMS__ instead of VMS.
16355 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
16357 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
16358 Also convert sequences with CC setting arithmetic instruction.
16360 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
16362 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
16363 from C Language Options to Preprocessor Options.
16364 (C Dialect Options): Move -no-integrated-cpp documentation
16366 (Preprocessor Options): ...to here. Rewrite the description
16367 so it makes more sense, and remove discussion of merging front ends.
16369 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16371 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
16373 (ix86_expand_setmem): Likewise.
16375 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
16377 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
16380 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16382 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
16383 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
16385 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16387 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
16389 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16391 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
16394 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16395 Uros Bizjak <ubizjak@gmail.com>
16397 * config/i386/predicates.md (call_insn_operand): Allow
16398 constant_call_address_operand in Pmode only.
16399 (sibcall_insn_operand): Ditto.
16400 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
16401 (*call_vzeroupper): Ditto.
16403 (*sibcall_vzeroupper): Ditto.
16404 (*call_value): Ditto.
16405 (*call_value_vzeroupper): Ditto.
16406 (*sibcall_value): Ditto.
16407 (*sibcall_value_vzeroupper): Ditto.
16408 (*indirect_jump): Ditto.
16409 (*tablejump_1): Ditto.
16410 (indirect_jump): Convert memory address to word mode for TARGET_X32.
16411 (tablejump): Ditto.
16412 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
16415 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
16418 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
16419 Use movrt_negc instead of negc pattern for non-SH2A.
16420 (*movnegt): Remove.
16421 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
16423 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
16425 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
16426 if Pmode != word_mode.
16427 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
16428 Pmode == SImode for TARGET_X32.
16430 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
16431 (tls_initial_exec_x32): Likewise.
16433 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
16435 PR rtl-optimization/52528
16436 * combine.c (can_combine_p): Add setting of subst_low_luid
16437 before call to expand_field_assignment().
16439 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
16441 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
16442 and related program names.
16444 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
16446 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
16448 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
16451 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
16452 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
16453 to set code to 'q'.
16454 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
16455 (*movdi_internal_rex64): Use %E operand modifier for lea.
16456 (*movsi_internal): Ditto.
16458 (*lea<mode>_2): Ditto.
16459 (*lea_{3,4,5,6}_zext): Ditto.
16460 (*tls_global_dynamic_32_gnu): Ditto.
16461 (*tls_global_dynamic_64): Ditto.
16462 (*tls_dynamic_gnu2_lea_32): Ditto.
16463 (*tls_dynamic_gnu2_lea_64): Ditto.
16464 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
16466 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
16468 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
16469 redefine to be NULL if the current bit-size is different from the
16470 configured bit-size.
16472 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
16473 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
16474 set the default tuning. Add asserts to make sure the cpu and tune
16475 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
16476 test whether the index is set, instead of > 0.
16477 (rs6000_file_start): Do not reset the default cpu if the current
16478 bit-size is different from the configured bit-size.
16480 2012-03-09 Tristan Gingold <gingold@adacore.com>
16482 * config/vms/vms-crtlmap.map: Add comments.
16483 Add entries needed to build Ada RTS.
16485 2012-03-09 Tristan Gingold <gingold@adacore.com>
16487 * ginclude/stddef.h: Do not define __size_t on VMS.
16489 2012-03-09 Tristan Gingold <gingold@adacore.com>
16491 * c-tree.h (c_default_pointer_mode): New variable.
16492 * c-decl.c (c_default_pointer_mode): New variable.
16493 (c_build_pointer_type): New function.
16494 (grokdeclarator): Call c_build_pointer_type instead
16495 of build_pointer_type.
16497 * config/vms/vms-c.c: Include c-tree.h
16498 (saved_pointer_mode): New variable.
16499 (handle_pragma_pointer_size): New function.
16500 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
16501 (vms_c_register_pragma): Register __pointer_size and
16502 __required_pointer_size pragmas.
16504 2012-03-09 Tristan Gingold <gingold@adacore.com>
16506 * config/vms/vms-c.c (vms_construct_include_filename): New function.
16507 (vms_c_register_includes): Reference it.
16509 2012-03-09 Andrew Pinski <apinski@cavium.com>
16511 PR middle-end/51988
16512 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
16513 print_generic_expr.
16514 (tree_ssa_phiopt_worker): Go through all the PHIs for
16515 value_replacement instead of just the singleton one.
16516 (value_replacement): Change return type to int. Return 0 instead of
16518 Allow the middle basic block to contain more than just the defining
16520 Handle non empty middle basic blocks.
16521 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
16523 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
16525 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
16526 array reference and component reference.
16527 (analyze_scalar_evolution_for_address_of): New.
16529 2012-03-08 Jie Zhang <jzhang918@gmail.com>
16532 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
16533 (hwloop_pattern_reg): Fix set but not used warning.
16534 (bfin_reorg_loops): Remove unused parameter.
16535 (bfin_reorg): Update use of bfin_reorg_loops.
16537 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
16539 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
16540 with integer parameters in registers.
16541 (gen_push): Push register in word_mode instead of Pmode.
16542 (ix86_emit_save_regs): Likewise.
16543 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
16544 (gen_pop): Pop register in word_mode instead of Pmode.
16545 (ix86_emit_restore_regs_using_pop): Likewise.
16546 (ix86_expand_prologue): Replace Pmode with word_mode for push
16547 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
16548 restore RAX and R10 in word_mode.
16549 (ix86_emit_restore_regs_using_mov): Restore integer registers
16551 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
16553 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
16554 (ix86_split_long_move): Likewise.
16556 * config/i386/i386.md (W): New.
16557 (*push<mode>2_prologue): Replace :P with :W.
16558 (*pop<mode>1): Likewise.
16559 (*pop<mode>1_epilogue): Likewise.
16560 (push/pop peephole2): Use word_mode scratch registers.
16562 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
16564 * config/i386/predicates.md (indirect_branch_operand): Simplify.
16566 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
16568 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
16569 for constants in [-63,63].
16571 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
16575 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
16577 * config/i386/i386.c (ix86_print_operand_address): Only handle
16578 zero-extended DImode addresses.
16580 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16582 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
16583 * configure: Regenerate.
16585 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
16588 * config/avr/avr.c (avr_mem_clobber): New static function.
16589 (avr_expand_delay_cycles): Add memory clobber operand to
16590 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
16591 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
16592 (enable_interrupt, disable_interrupt): New expander.
16593 (nopv, sleep, wdr): New expanders.
16594 (delay_cycles_1): Add memory clobber.
16595 (delay_cycles_2): Add memory clobber.
16596 (delay_cycles_3): Add memory clobber.
16597 (delay_cycles_4): Add memory clobber.
16598 (cli_sei): New insn from former "enable_interrupt",
16599 "disable_interrupt" with memory clobber.
16600 (*wdt): New insn from former "wdt" with memory clobber.
16601 (*nopv): Similar, but for "nopv".
16602 (*sleep): Similar, but for "sleep".
16604 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
16605 Kaz Kojima <kkojima@gcc.gnu.org>
16608 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
16609 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
16610 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16612 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
16614 * config/i386/predicates.md (x86_64_zext_general_operand): New.
16615 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
16616 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
16618 2012-03-07 Walter Lee <walt@tilera.com>
16620 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
16621 REG_CFA_* notes for the stack pointer.
16622 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
16623 EH_RETURN_STACKADJ_RTX.
16624 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
16625 generate REG_CFA_* notes for the stack pointer.
16626 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
16627 by EH_RETURN_STACKADJ_RTX.
16629 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16631 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
16632 when __AVR_3_BYTE_PC__ is defined.
16634 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
16636 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
16637 (ix86_print_operand): Handle '^'.
16638 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
16639 using P mode iterator. Add %^ to asm template to conditionally emit
16641 (*rep_movdi_rex64): Ditto.
16642 (*strsetdi_rex_1): Ditto.
16643 (*rep_stosdi_rex64): Ditto.
16644 (*strmov{si,hi,qi}_1): Add %^ to asm template to
16645 conditionally emit addr32 prefix.
16646 (*rep_mov{si,qi}): Ditto.
16647 (*strset{si,hi,qi}): Ditto.
16648 (*rep_stos{si,qi}): Ditto.
16649 (*cmpstrnqi_nz_1): Ditto.
16650 (*cmpstrnqi_1): Ditto.
16651 (*strlenqi_1): Ditto.
16653 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
16655 * config/i386/i386.c (function_value_64): Return pointers in
16656 word_mode instead of Pmode.
16657 (ix86_promote_function_mode): Likewise.
16659 2012-03-07 Richard Guenther <rguenther@suse.de>
16661 * coverage.c (get_gcov_type): Use type_for_mode.
16662 (get_gcov_unsigned_t): Likewise.
16663 * expr.c (store_constructor): Use type_for_mode.
16664 (try_casesi): Likewise.
16665 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
16666 (add_standard_iv_candidates): Use standard type trees.
16667 * dojump.c (do_jump): Remove dead code.
16669 2012-03-07 Richard Guenther <rguenther@suse.de>
16671 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
16673 2012-03-07 Richard Guenther <rguenther@suse.de>
16675 * convert.c (strip_float_extensions): Move ...
16676 * tree.c (strip_float_extensions): ... here.
16678 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16681 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
16683 2012-03-07 Richard Guenther <rguenther@suse.de>
16685 * omp-low.c (extract_omp_for_data): Use signed_type_for.
16686 (expand_omp_for_generic): Likewise.
16687 (expand_omp_for_static_nochunk): Likewise.
16688 (expand_omp_for_static_chunk): Likewise.
16689 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
16690 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
16691 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
16692 Use unsigned_type_for.
16693 (vect_create_cond_for_align_checks): Use signed_type_for.
16695 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
16697 PR rtl-optimization/52203
16698 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
16699 all callers to pass NULL except ...
16700 (reset_sched_cycles_in_current_ebb): ... here, save the value
16701 in new variable 'empty'. Increase issue_rate only for
16704 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
16707 * Makefile.in: Let install-gcc-ar depend on installdirs,
16708 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
16709 Don't double canonicalize if cross-compiling.
16711 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16714 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
16715 to: RAMPZ, RAMPY, RAMPX, RAMPD.
16716 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
16718 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16721 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
16723 * config/avr/avr.md (xload_8): Adjust insn length.
16725 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16728 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
16729 if RAMPZ affects reading from RAM.
16731 2012-03-07 Richard Guenther <rguenther@suse.de>
16735 * doc/invoke.texi (Precompiled Headers): Remove sentence that
16736 suggests you can include PCHs from inside another header.
16738 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
16740 PR middle-end/52515
16741 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
16743 2012-03-07 Kai Tietz <ktietz@redhat.com>
16745 * doc/invoke.texi (fwritable-relocated-rdata): Document
16746 new Cygwin/MinGW target option.
16747 * config/i386/winnt.c (i386_pe_unique_section): Ignore
16748 reloc if flag -fwritable-relocated-rdata is not set.
16749 (i386_pe_section_type_flags): Likewise.
16750 * config/i386/cygming.opt (fwritable-relocated-rdata):
16751 Add new flag variable flag_writable_rel_rdata.
16753 2012-03-07 Richard Guenther <rguenther@suse.de>
16755 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
16756 precision against gimple constraints.
16758 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
16760 PR middle-end/52372
16761 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
16763 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
16764 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
16766 (init_emit_regs): Move associated initialization to...
16767 (init_emit_once): ...here.
16769 2012-03-06 Richard Henderson <rth@redhat.com>
16771 * config/m68k/m68k.h (ISA_HAS_TAS): New.
16772 * config/m68k/sync.md (atomic_test_and_set): Use it.
16773 (atomic_test_and_set_1): Likewise.
16775 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
16778 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
16779 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
16780 (vector_ltgt<mode>): Likewise.
16781 (vector_ordered<mode>): Likewise.
16782 (vector_unordered<mode>): Likewise.
16783 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
16785 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
16787 * trans-mem.c: New typedef for tm_region_p.
16788 Define vector types for tm_region_p.
16789 (tm_region_init): Replace region_worklist to a vector called
16792 2012-03-06 Richard Guenther <rguenther@suse.de>
16794 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
16795 MEM_REF with constant pointer operand.
16797 2012-03-06 Richard Guenther <rguenther@suse.de>
16799 PR middle-end/52493
16800 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
16802 2012-03-06 Tristan Gingold <gingold@adacore.com>
16804 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
16805 (external_model_kind): Improve documentation.
16806 (vms_pragma_extern_model): Handle relaxed_redef.
16807 (vms_c_register_pragma): Allow expansion for nomember_alignment.
16809 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
16811 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
16812 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
16813 Some more notes on EIND usage and reorder EIND subsection.
16815 2012-03-06 Tristan Gingold <gingold@adacore.com>
16817 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
16818 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
16820 2012-03-06 Tristan Gingold <gingold@adacore.com>
16822 * config/vms/t-vmsnative (version): Define.
16823 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
16825 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
16827 PR rtl-optimization/52250
16828 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
16829 to put note list into. Unconditionally call move_bb_info.
16830 (move_bb_info): Do not assert the blocks being in the same region,
16831 just drop the note list if they are not.
16833 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
16836 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
16837 and use unified expansion logic.
16838 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
16839 closer to the existing movt insn.
16840 (negc): Rename insn to *negc. Add new expander.
16841 (movnegt): Use xor pattern for T bit negation. Reserve helper
16842 constant for negc pattern.
16843 (*movnegt): New insn and splitter.
16845 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
16847 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
16850 2012-03-05 Richard Henderson <rth@redhat.com>
16852 * genemit.c (main): Include "target.h" in insn-emit.c.
16853 * Makefile.in (insn-emit.o): Depend on TARGET_H.
16854 * config/sh/sync.md (atomic_test_and_set): Reference
16855 targetm.atomic_test_and_set_trueval instead of
16856 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
16858 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
16860 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
16863 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
16865 * langhooks.c (add_builtin_type): New function.
16866 * langhooks.h (add_builtin_type): Export it.
16867 * config/mep/mep.c (mep_init_builtins): Use it.
16868 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
16870 2012-03-05 Jakub Jelinek <jakub@redhat.com>
16873 * tree.h (BLOCK_SAME_RANGE): Define.
16874 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
16875 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
16876 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
16877 isn't equal to supercontext fragment's fragment chain.
16878 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
16880 (blocks_nreverse_all): Likewise.
16881 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
16882 BLOCK_SUPERCONTEXT to supercontext fragment instead of
16883 supercontext fragment's fragment origin.
16884 * dwarf2out.c (add_high_low_attributes): If stmt has the same
16885 range as its parent (or parents thereof etc.), use the parent's
16886 DW_AT_ranges value instead of creating a new .debug_ranges range.
16888 2012-03-05 Richard Henderson <rth@redhat.com>
16891 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
16892 * omp-low.c (expand_omp_atomic): Assume anything aligned to
16893 BIGGEST_ALIGNMENT is aligned.
16895 2012-03-05 Richard Henderson <rth@redhat.com>
16897 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
16898 * config/sh/sh.c: ... here.
16900 2012-03-05 Richard Henderson <rth@redhat.com>
16903 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
16904 instead of calling negqi2 directly.
16906 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
16908 PR middle-end/52463
16909 * trans-mem.c (tm_region_init): Use last_basic_block.
16911 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
16913 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
16914 * config/sh/sync.md (atomic_test_and_set): New expander.
16915 (tasb, atomic_test_and_set_soft): New insns.
16916 * config/sh/sh.opt (menable-tas): New option.
16917 * doc/invoke.texi (SH Options): Document it.
16919 2012-03-05 Richard Guenther <rguenther@suse.de>
16921 * cfgloop.c (verify_loop_structure): Verify dominators before
16923 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
16924 dominators from here.
16925 * graphite-scop-detection.c (create_sese_edges): Likewise.
16926 * loop-doloop.c (doloop_optimize_loops): Likewise.
16927 * loop-init.c (loop_optimizer_init): Likewise.
16928 * loop-unroll.c (unroll_and_peel_loops): Likewise.
16929 * loop-unswitch.c (unswitch_loops): Likewise.
16930 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
16931 * tree-parloops.c (parallelize_loops): Likewise. Verify
16932 only when checking is enabled.
16933 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
16935 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
16937 * genautomata.c (parse_automata_opt): New static function.
16938 (initiate_automaton_gen): Remove all option handling code. Remove
16939 argc argument. All callers changed.
16940 (main): Call init_rtx_reader_args_cb with the new function as argument.
16942 2012-03-05 Richard Guenther <rguenther@suse.de>
16944 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
16945 * tree-if-conv.c (combine_blocks): Free post-dominator info
16947 * tree-parloops.c (create_parallel_loop): Free and re-compute
16948 dominator info after breaking it.
16950 2012-03-05 Richard Guenther <rguenther@suse.de>
16952 PR middle-end/52353
16953 * optabs.h (trapv_unoptab_p): New function.
16954 (trapv_binoptab_p): Likewise.
16955 * optabs.c (expand_binop): Use emit_libcall_block_1 with
16956 a proper equiv_may_trap argument.
16957 (expand_unop): Likewise.
16958 (emit_libcall_block_1): Take extra argument whether the
16959 instruction may trap. Renamed from ...
16960 (emit_libcall_block): ... this. New wrapper.
16962 2012-03-05 Jakub Jelinek <jakub@redhat.com>
16964 PR tree-optimization/51721
16965 * tree-vrp.c (register_edge_assert_for_2): If comparing
16966 lhs of right shift by constant with an integer constant,
16967 add ASSERT_EXPRs for the rhs1 of the right shift.
16969 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
16971 2012-03-05 Richard Guenther <rguenther@suse.de>
16973 * tree.c (integer_zerop): Handle VECTOR_CSTs.
16974 (integer_onep): Likewise.
16975 (integer_all_onesp): Likewise.
16977 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
16979 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
16981 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
16983 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
16984 instead of TARGET_64BIT.
16986 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
16988 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
16991 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
16993 * config/i386/i386.c (ix86_print_operand_address): Only handle
16994 zero-extended DImode addresses.
16996 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
16998 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
16999 taken and cputaken as bool.
17001 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
17003 * config/i386/constraints.md (Ya): New internal constraint.
17004 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
17005 (*zero_extendsidi2_rex64): Add x,x alternative.
17006 (*zero_extendsidi2): Ditto. Add o,0 alternative.
17007 Remove flags reg clobber. Adjust corresponding splits.
17008 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
17009 zero_extendqisi2 expanders using SWI12 mode iterator.
17010 (zero_extend<mode>si2_and): Macroize insn from
17011 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
17013 (*zero_extend<mode>si2): Macroize insn from
17014 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
17015 (*zero_extend*2_movzbl_and): Remove insn patterns.
17016 (zero_extendqihi2_and): Merge corresponding splitter.
17017 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
17018 (*zero_extend*2_movzbl_and): Remove insn patterns.
17019 (*anddi_1): Split TYPE_IMOVX instructions.
17020 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
17022 (and->zext splitter): Add splitter pattern.
17023 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
17025 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
17027 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
17029 (Debugging Options): Likewise.
17030 (Optimize Options): Likewise.
17031 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
17032 with other architectures. Use official processor names with correct
17033 spelling/capitalization. Fix formatting and grammar issues.
17034 (i386 and x86-64 Windows Options): Similar cleanup here.
17036 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
17038 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
17040 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
17042 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
17043 DBX_REGISTER_NUMBER.
17045 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
17047 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
17048 operand is CONST_INT. Take COSTS_N_INSNS into account.
17049 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
17052 2012-03-02 Richard Henderson <rth@redhat.com>
17054 * optabs.c (expand_atomic_test_and_set): Honor
17055 atomic_test_and_set_trueval even when atomic_test_and_set
17056 optab is not in use.
17058 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
17062 * config/sh/sh.c (sh_register_move_cost): Increase cost between
17063 GENERAL_REGS and FP_REGS for SImode.
17065 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
17068 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
17069 (absdi2): New expander.
17070 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
17072 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
17074 * config/sh/sync.md (atomic_exchange<mode>): New expander.
17075 (atomic_exchange<mode>_soft): New insn.
17077 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
17079 * config/sh/sync.md: Update copyright notice dates.
17080 (atomic_compare_and_swap<mode>): Use SImode for return value instead
17082 (atomic_compare_and_swap<mode>_soft): Likewise.
17084 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
17087 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
17088 * config/sh/sh.c: Update copyright notice dates.
17089 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
17090 alignment for TARGET_HARD_SH4.
17091 (sh_option_override): Reduce default function alignment. Set
17092 loop alignment to 4 bytes when not optimizing for size.
17094 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
17096 PR middle-end/50335
17097 * doc/invoke.texi (floop-flatten): Remove.
17098 * toplev.c (process_options): Remove references to flag_loop_flatten.
17099 * tree-ssa-loop.c (gate_graphite_transform): Same.
17100 * common.opt (floop-flatten): Obsolete.
17101 * graphite-poly.c (apply_poly_transforms): Remove reference to
17103 * Makefile.in (graphite-flattening.o): Remove.
17104 * graphite-flattening.c: Remove.
17106 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
17108 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
17109 having mode compatible with the mode of previous compare. Substitute
17110 compare mode of previous compare with the mode, compatible
17111 with eliminated and previous compare.
17113 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
17115 * config/rs6000/dfp.md (floatdidd2): New define_insn.
17117 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
17119 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
17120 compatible with CCGOCmode and CCGCmode.
17122 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
17124 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
17126 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
17128 * config/arm/arm.c (arm_sat_operator_match): New function.
17129 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
17130 * config/arm/arm.md ("insn" attribute): Add "sat" value.
17131 ("SAT", "SATrev"): New code iterators.
17132 ("SATlo", "SAThi"): New code iterator attributes.
17133 ("*satsi_<SAT:code>"): New pattern.
17134 ("*satsi_<SAT:code>_shift"): Likewise.
17135 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
17136 and "shift" attributes.
17137 ("arm_usatsihi"): Add "insn" attribute.
17138 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
17139 by powers of two. Do not allow shift by 32.
17141 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
17144 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
17145 to pass the argument in the register of "natural" mode.
17147 2012-03-02 Richard Guenther <rguenther@suse.de>
17149 PR tree-optimization/52406
17150 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
17151 (struct indices): Add unconstrained_base member.
17152 (struct dr_alias): Remove unused vops member.
17153 (DR_UNCONSTRAINED_BASE): New define.
17154 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
17155 add indices to allow their disambiguation. Make DR_BASE_OBJECT
17156 be an artificial access that covers the whole indexed object,
17157 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
17158 plain decl base-objects to their MEM_REF variant.
17159 (dr_may_alias_p): When the base-object of either data reference
17160 has unknown size use only points-to information.
17161 (compute_affine_dependence): Make dumps easier to read and
17163 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
17164 DR_REF when looking for packed references.
17165 (vect_supportable_dr_alignment): Likewise.
17167 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
17169 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
17170 Improve conditions for peepholes of loads followed by commutative
17172 * config/arm/ldmstm.md: Regenerated.
17174 2012-03-02 Richard Guenther <rguenther@suse.de>
17176 * BASE-VER: Set to 4.8.0.
17178 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
17180 * config.gcc (obsolete): Add all ARM targets using the FPA.
17181 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
17182 * doc/install.texi: Avoid references to obsolete ARM ports.
17184 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
17186 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
17188 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
17189 Joern Rennecke <joern.rennecke@embecosm.com>
17191 * doc/extend.texi: Expand and update information on interrupt
17192 attribute for Epiphany.
17194 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
17196 * config/sh/sh-protos.h: Update copyright notice dates.
17197 * config/sh/sh.h: Likewise.
17198 * config/sh/sh.md: Likewise.
17199 * config/sh/constraints.md: Likewise.
17200 * config/sh/predicates.md: Likewise.
17202 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
17204 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
17205 * config/sh/sh.c (tertiary_reload_operand): Likewise.
17207 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
17209 * config/sh/constraints.md: Fix comment typo.
17211 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17214 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
17215 unsigned HOST_WIDE_INT.
17216 (zvdep_imm64): Likewise.
17217 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
17218 (vdepi_and): Likewise.
17219 Likewise for unamed 64-bit patterns.
17220 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
17222 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
17225 PR rtl-optimization/52417
17226 * cselib.c (cselib_any_perm_equivs): New variable.
17227 (cselib_reset_table): Check that it's not set when not
17228 preserving constants.
17229 (cselib_add_permanent_equiv): Set it.
17230 (cselib_have_permanent_equivalences): New.
17231 (cselib_init, cselib_finish): Reset it.
17232 * cselib.h (cselib_have_permanent_equivalences): Declare.
17233 * alias.c (get_addr): Restore earlier behavior when there
17234 aren't permanent equivalences.
17236 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
17238 * config/mn10300/mn10300-modes.def: Fix copyright notice.
17239 * config/v850/v850-modes.def: Fix copyright notice.
17241 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
17243 * doc/extend.texi (AVR Built-in Functions): Document
17244 __builtin_avr_flash_segment.
17246 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
17247 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
17248 (*split.flash_segment): New insn-and-split.
17249 * config/avr/avr.c (avr_init_builtins): Add local variables:
17250 const_memx_void_node, const_memx_ptr_type_node,
17251 char_ftype_const_memx_ptr.
17253 2012-03-01 Jakub Jelinek <jakub@redhat.com>
17255 PR tree-optimization/52445
17256 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
17257 add ssa_name_ver, offset and size fields and change store field
17259 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
17260 (add_or_mark_expr): Likewise. Only consider previous stores
17261 with the same size and offset.
17262 (nt_init_block): Only look at gimple_assign_single_p stmts,
17263 doesn't look at rhs2.
17265 2012-03-01 Richard Guenther <rguenther@suse.de>
17267 PR middle-end/52443
17268 * tree-cfg.c (verify_gimple_assign_unary): Allow any
17269 conversions from integral types to pointer types.
17271 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
17273 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
17274 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
17275 unintentionally removed in r184616.
17277 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17279 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
17282 2012-02-29 Jakub Jelinek <jakub@redhat.com>
17283 Uros Bizjak <ubizjak@gmail.com>
17286 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
17287 alternatives, add "e" constraint to the new last alternative
17288 and ! to last 3 alternatives.
17290 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
17292 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
17293 DW_AT_artificial attributes at the end of the processing.
17294 (gen_array_type_die): Likewise.
17295 (gen_enumeration_type_die): Likewise.
17296 (gen_struct_or_union_type_die): Likewise.
17297 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
17300 2012-02-29 Jakub Jelinek <jakub@redhat.com>
17302 PR middle-end/52419
17303 * expr.c (expand_assignment): If doing misaligned store that doesn't
17304 cover all mode bits, perform a RMW cycle.
17306 PR tree-optimization/52429
17307 * tree-parloops.c (separate_decls_in_region_debug): Return early
17308 if var is LABEL_DECL.
17310 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17312 PR tree-optimization/52424
17313 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
17314 calling dom_thread_across_edge.
17316 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17318 * config/avr/avr.c: Move definition of TARGET macros to end of file.
17320 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17322 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
17323 * config/avr/avr.c (avr_output_bld): Remove unused function.
17324 (avr_out_sbxx_branch): Use "%T" to print bit position.
17326 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17328 * config/avr/avr.md: Untabify.
17330 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17332 * config/avr/avr.md (eqne): New code iterator.
17333 (*dec-and-branchsi): Use it in text peephole's condition.
17334 (*dec-and-branchhi): Ditto.
17335 (*dec-and-branchqi): Ditto.
17337 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17340 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
17341 the device does not have the skip-bug.
17343 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
17345 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
17346 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
17347 -mpretend-cmove): New.
17349 2012-02-29 Jakub Jelinek <jakub@redhat.com>
17352 * df.h (struct df_d): Adjust comment that hard_regs_live_count
17353 doesn't count DEBUG_INSN refs.
17354 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
17355 for DEBUG_INSN refs.
17357 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17361 2012-02-20 Richard Guenther <rguenther@suse.de>
17362 PR tree-optimization/52298
17363 * tree-vect-stmts.c (vectorizable_load): Properly use
17364 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
17366 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
17368 PR middle-end/51752
17369 * gimple.h (gimple_in_transaction): New.
17370 (gimple_set_in_transaction): New.
17371 (struct gimple_statement_base): Add in_transaction field.
17372 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
17374 (tree_ssa_lim_initialize): Compute transaction bits.
17375 * tree.h (compute_transaction_bits): Protoize.
17376 * trans-mem.c (tm_region_init): Use the heap to store BB
17378 (compute_transaction_bits): New.
17380 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17382 * gcc.c (display_help): Document --help=common and sort entries
17385 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17387 * doc/install.texi: Document check-$LANG specific shortcuts
17389 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17392 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
17394 * config/arm/arm_neon.h: Regenerate.
17395 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
17396 (neon_vcgeu): New insn.
17397 (neon_vcgtu): Likewise.
17398 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
17399 (ops): Unsigned comparison intrinsics call a different builtin.
17401 2012-02-28 Richard Guenther <rguenther@suse.de>
17404 * config/i386/i386.c (ix86_expand_vector_set): Fix element
17405 ordering for the VEC_CONCAT for two element vectors for
17406 V2SFmode, V2SImode and V2DImode.
17408 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
17411 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
17412 detecting big-endian triplets.
17414 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
17416 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
17417 mode if there is no type information available.
17419 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
17421 PR tree-optimization/53207
17422 * doc/invoke.texi: Document as experimental and relying on graphite.
17424 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
17426 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
17427 of initializer to changes from r184614.
17429 2012-02-28 Richard Guenther <rguenther@suse.de>
17431 PR tree-optimization/52395
17432 * tree-sra.c (build_ref_for_offset): Also look at the base
17433 TYPE_ALIGN when figuring out the alignment of the replacement.
17435 2012-02-28 Richard Guenther <rguenther@suse.de>
17437 PR tree-optimization/52402
17438 * ipa-prop.c (ipa_modify_call_arguments): Properly use
17439 mis-aligned types when creating the accesses at the call site.
17441 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
17443 * config/avr/builtins.def: New file.
17444 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
17445 * config/avr/avr.c (enum avr_builtin_id): Use it.
17446 (avr_init_builtins): Use it. And use avr_bdesc.
17447 (bdesc_1arg): Remove.
17448 (bdesc_2arg): Remove.
17449 (bdesc_3arg): Remove.
17450 (struct avr_builtin_description): Add field n_args.
17451 (avr_bdesc): New static variable using builtins.def.
17452 (avr_expand_builtin): Use it.
17453 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
17454 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
17455 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
17457 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
17460 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
17461 match only one single hard register with respective hard reg rtx.
17462 (movmemx_<mode>): Ditto.
17463 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
17464 insn anatomy of movmem[x]_<mode>.
17465 (avr_out_movmem): Same for printing assembler and operand usage.
17467 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
17471 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
17472 address spaces located outside of device flash.
17474 * config/avr/avr.h (base_arch_s): Remove field n_segments.
17475 (mcu_type_s): Add field n_flash.
17476 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
17477 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
17478 (AVR_MCU): Add N_FLASH argument.
17479 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
17480 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
17481 macro __FLASH<n> if that address space makes sense for the device.
17482 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
17483 outside of target flash.
17484 (avr_asm_named_section): Ditto.
17485 (avr_asm_select_section): Ditto.
17486 (avr_addr_space_convert): Ditto.
17487 (avr_emit_movmemhi): Ditto.
17488 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
17489 address space is outside of device flash.
17490 (avr_insert_attributes): Ditto.
17491 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
17492 avr_current_arch->n_segments.
17494 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
17497 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
17498 (*movabs<mode>_2): Likewise.
17500 2012-02-27 Jakub Jelinek <jakub@redhat.com>
17503 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
17504 s_register_operand in the test instead of REG_P. Don't call
17505 gen_reg_rtx if it won't be used.
17507 PR tree-optimization/52376
17508 * ipa-split.c (split_function): Ignore CLOBBER stmts.
17510 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
17512 * ifcvt.c (noce_get_condition): Check condition variable is not
17513 small_register_classes_for_mode_p before accepting.
17515 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
17517 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
17519 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17522 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17523 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
17525 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
17527 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
17529 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
17531 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
17533 * config/sh/predicates.md: Remove blank lines.
17534 * config/sh/sh.c: Fix typos in comments.
17535 * config/sh/constraints.md: Likewise.
17536 * config/sh/sh.md: Remove blank lines.
17537 Fix typos in comments. Use ;; as comment characters.
17539 2012-02-26 Walter Lee <walt@tilera.com>
17541 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
17542 (replace_mov_pcrel_step2): Ditto.
17544 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
17547 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
17548 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
17549 and locs that reference values newer than the non-canonical value
17550 at hand. Return the canonical value as a worst case.
17551 (memrefs_conflict_p): Walk canonical value's locs.
17554 * cselib.c (preserve_only_constants): Rename to...
17555 (preserve_constants_and_equivs): ... this. Split out...
17556 (invariant_or_equiv_p): ... this. Preserve plus expressions
17557 of other preserved expressions too.
17558 (cselib_reset_table): Adjust.
17559 * var-tracking.c (reverse_op): Use canonical value to build
17562 2012-02-23 Kai Tietz <ktietz@redhat.com>
17564 * config/i386/i386.c (ix86_delegitimize_address): Handle
17565 UNSPEC_PCREL plus displacement.
17567 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
17570 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
17571 to test for unusedness in st X addressing.
17573 2012-02-24 Richard Guenther <rguenther@suse.de>
17575 PR middle-end/52361
17576 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
17577 (is_gimple_reg_type): Move inline ...
17578 * gimple.h (is_gimple_reg_type): ... here.
17580 2012-02-24 Richard Guenther <rguenther@suse.de>
17582 PR middle-end/52361
17583 * passes.c (execute_function_todo): When verifying SSA form
17584 verify gimple form first.
17585 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
17587 2012-02-24 Richard Guenther <rguenther@suse.de>
17589 PR middle-end/52355
17590 * fold-const.c (fold_addr_of_array_ref_difference): New function.
17591 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
17593 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17595 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
17597 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17599 * tree-phinodes.c (make_phi_node): Mark static.
17600 * tree-flow.h (make_phi_node): Remove extern decl.
17601 * doc/gimple.texi (make_phi_node): Remove documentation.
17603 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17605 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
17606 * tree-ssa-sccvn.c (print_scc): Ditto.
17608 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17610 * doc/passes.texi (Full redundancy elimination): Fix typo.
17612 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17614 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
17616 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
17619 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
17621 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
17624 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
17626 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
17628 * config/avr/avr.md (code_stdname): Add ior, xor.
17629 (xior): New code iterator.
17630 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
17631 (*<code_stdname><mode>qi.byte1-3): Ditto.
17633 2012-02-23 Jakub Jelinek <jakub@redhat.com>
17635 PR tree-optimization/52019
17636 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
17639 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17641 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
17642 HAVE_INITFINI_ARRAY to work around namespace pollution in
17643 certain versions of newlib system headers.
17644 * config.in: Regenerate.
17645 * configure: Regenerate.
17646 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
17647 instead of HAVE_INITFINI_ARRAY.
17649 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
17652 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
17653 is not offsettable memory reference.
17655 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
17658 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
17659 setting avr_need_clear_bss_p for __gnu_lto* symbols.
17661 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
17663 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
17664 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
17666 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17668 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
17669 library on Solaris 8 even without TLS support.
17670 * configure: Regenerate.
17672 2012-02-22 Richard Guenther <rguenther@suse.de>
17674 PR middle-end/52329
17675 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
17676 for GIMPLE_DEBUG stmts.
17678 2012-02-22 Martin Jambor <mjambor@suse.cz>
17680 PR middle-end/51782
17681 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
17682 according to the base object.
17684 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
17686 PR rtl-optimization/50063
17687 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
17688 and 2 (8-bit SP) in operand 2.
17689 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
17690 setup to use movhi_sp_r instead of vanilla move to write SP.
17691 Adjust REG_CFA notes to superseed unspec.
17692 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
17694 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
17695 known to be off) only with TARGET_NO_INTERRUPTS. Never use
17696 irq_state 1 (IRQ known to be on) here.
17698 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
17700 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
17702 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
17703 assign_hard_reg): Likewise.
17705 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
17707 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
17709 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
17711 * config/avr/avr.md
17712 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
17713 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
17715 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
17717 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
17718 prototype from here to...
17719 * config/avr/avr.h: ...here.
17721 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
17724 * thumb2.md (thumb2_shiftsi3_short): Split register and
17725 immediate shifts. For register shifts tie operands 0 and 1.
17726 (peephole2 for above): Check that register-controlled shifts
17727 have suitably tied operands.
17729 2012-02-21 Quentin Neill <quentin.neill@amd.com>
17732 * config/i386/bdver1.md (bdver1_call, bdver1_push,
17733 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
17734 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
17735 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
17736 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
17737 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
17738 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
17739 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
17740 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
17741 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
17742 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
17743 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
17744 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
17745 bdver1_ssevector_avx256_unaligned_load,
17746 bdver1_ssevector_sse128_unaligned_load,
17747 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
17748 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
17749 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
17750 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
17751 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
17752 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
17753 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
17754 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
17755 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
17756 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
17757 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
17758 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
17759 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
17760 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
17761 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
17762 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
17763 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
17764 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
17765 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
17766 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
17767 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
17768 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
17769 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
17770 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
17771 bdver1_ssediv_double_load, bdver1_ssediv_double,
17772 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
17773 Add "bdver2" attribute.
17775 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17777 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
17778 default if possible and not specified otherwise.
17780 2012-02-21 Richard Guenther <rguenther@suse.de>
17782 PR middle-end/52314
17783 * gimplify.c (create_tmp_from_val): Use the main variant type
17784 for the type of the temporary we create.
17786 2012-02-21 Richard Guenther <rguenther@suse.de>
17788 PR tree-optimization/52324
17789 * gimplify.c (gimplify_expr): When re-gimplifying expressions
17790 do not gimplify a MEM_REF address operand if it is already
17793 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17795 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
17796 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
17798 2012-02-21 Richard Guenther <rguenther@suse.de>
17800 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
17801 nested_in_vect_loop.
17803 2012-02-21 Jakub Jelinek <jakub@redhat.com>
17805 PR tree-optimization/52318
17806 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
17807 vdef also to non-pure/const call stmts in the sequence.
17809 2012-02-21 Tristan Gingold <gingold@adacore.com>
17811 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
17813 2012-02-20 David S. Miller <davem@davemloft.net>
17815 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
17816 don't use the "rd %pc" instruction on v9 for PIC register loads.
17818 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
17820 PR middle-end/52141
17821 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
17822 in a transaction safe function.
17824 2012-02-20 Kai Tietz <ktietz@redhat.com>
17827 * stor-layout.c (place_field): Handle desired_align for
17830 2012-02-20 Richard Guenther <rguenther@suse.de>
17832 PR tree-optimization/52298
17833 * tree-vect-stmts.c (vectorizable_store): Properly use
17834 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
17836 (vectorizable_load): Likewise.
17837 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
17838 Access DR_STEP after ensuring it is not NULL.
17840 2012-02-20 Jakub Jelinek <jakub@redhat.com>
17842 PR tree-optimization/52286
17843 * fold-const.c (fold_binary_loc): For (X & C1) | C2
17844 optimization use double_int_to_tree instead of build_int_cst_wide,
17845 rewrite to use double_int vars.
17847 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17850 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
17852 Remove -e 0 from $gcc_cv_ld invocation.
17853 Only use __GLIBC_PREREQ if defined.
17854 Enable on Solaris since Solaris 8 patch.
17855 (gcc_SUN_LD_VERSION): New macro.
17856 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
17857 gcc_SUN_LD_VERSION for version number format.
17858 * configure: Regenerate.
17859 * varasm.c (get_elf_initfini_array_priority_section): Set
17860 SECTION_NOTYPE for non-default priority.
17861 Use get_section instead of get_unnamed_section to emit
17862 .init_array/.fini_array with default priority.
17864 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
17866 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
17867 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
17868 (mips_start_unique_function, mips_output_mips16_rdhwr)
17869 (mips_code_end): New functions.
17870 (TARGET_ASM_CODE_END): Define.
17872 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
17874 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
17875 to stubs with non-sibling calls.
17877 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
17879 * doc/invoke.texi (-fira-* options): Copy-edit.
17880 (ira-* parameters): Copy-edit.
17882 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
17884 * doc/invoke.texi: Minor copy-edits to bring into conformance with
17885 GCC coding conventions.
17887 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
17889 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
17890 when used as adjectives.
17892 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
17894 * doc/invoke.texi: Clean up "that"/"which" confusion.
17896 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
17898 * system.h: Poison SMALL_REGISTER_CLASSES
17899 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
17900 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
17902 2012-02-16 Jakub Jelinek <jakub@redhat.com>
17904 PR tree-optimization/52285
17905 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
17906 when deciding if a call is a tail call or tail recursion.
17908 2012-02-16 Kai Tietz <ktietz@redhat.com>
17910 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
17911 interger-constant displacement for UNSPEC_PCREL.
17913 2012-02-16 Jakub Jelinek <jakub@redhat.com>
17915 PR rtl-optimization/52208
17916 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
17917 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
17919 PR tree-optimization/52255
17920 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
17921 loop->header has virtual PHI, but exit_e->dest doesn't, add
17922 virtual PHI to exit_e->dest and adjust all uses after the loop.
17925 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
17926 children with clone_tree_hash, not after it.
17928 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
17930 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
17931 extended identifiers.
17933 2012-02-16 Jakub Jelinek <jakub@redhat.com>
17935 PR middle-end/51929
17936 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
17937 a same_body_alias, also test whether e->callee isn't a former
17938 or current clone of the decl this is a same body alias of.
17940 PR translation/52264
17941 * cgraphunit.c (verify_cgraph_node): Fix a typo.
17943 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
17945 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
17947 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17950 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
17951 force_reg instead of copy_to_reg for better optimization. Force
17952 non-register or memory operands into a register.
17954 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
17956 * extend.texi: Reserve upper bits of memory model for future use.
17958 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
17959 Anatoly Sokolov <aesok@post.ru>
17960 Eric Weddington <eric.weddington@atmel.com>
17963 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
17964 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
17965 Rewrite initializers for .macro.
17966 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
17967 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
17968 atxmega32d4, atxmega32x1.
17969 avrxmega4: atxmega64a3, atxmega64d3.
17970 avrxmega5: atxmega64a1, atxmega64a1u.
17971 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
17972 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
17973 avrxmega7: atxmega128a1, atxmega128a1u.
17974 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
17975 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
17976 (struct base_arch_s): Rename reserved to xmega_p.
17977 Rename reserved2 to have_rampd.
17978 (AVR_XMEGA): New define.
17979 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
17980 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
17981 * config/avr/predicates.md (io_address_operand): Take into
17982 account SFR offset.
17983 (low_io_address_operand): Ditto.
17984 (high_io_address_operand): Ditto.
17985 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
17986 (enabled, movhi_sp_r): Use them.
17987 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
17988 cpp_define_formatted to built-in define __AVR_ARCH__.
17989 (__AVR_XMEGA__): New built-in define.
17990 (__AVR_HAVE_RAMPD__): New built-in define.
17991 (__AVR_HAVE_RAMPX__): New built-in define.
17992 (__AVR_HAVE_RAMPY__): New built-in define.
17993 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
17995 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
17996 (avr_option_override): Initialize them.
17997 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
17998 (avr_init_expanders): Initialize them. No more block several calls.
17999 (emit_push_sfr): New static function.
18000 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
18002 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
18003 (avr_print_operand): Print addreeses as symbols for
18004 RAMPX, RAMPY, RAMPD, CCP.
18005 (output_movhi): Handle AVR_XMEGA when writing to SP.
18006 (avr_out_movhi_mr_r_xmega): New static function.
18007 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
18008 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
18009 __RAMPD__, __CCP__ as needed.
18011 * config/avr/multilib.h: Regenerate.
18012 * config/avr/t-multilib: Regenerate.
18013 * config/avr/avr-tables.opt: Regenerate.
18015 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
18017 PR tree-optimization/50561
18018 * graphite-flattening.c (lst_project_loop): Do not
18019 remove old scattering dimensions after flattening.
18020 (lst_do_flatten): Likewise.
18022 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
18024 * doc/extend.texi (AVR Built-in Functions): Remove doc for
18025 __builtin_avr_map8, __builtin_avr_map16.
18026 Document __builtin_avr_insert_bits.
18028 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
18029 (insert_bits): New insn.
18030 (adjust_len.map_bits): Rename to insert_bits.
18031 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
18032 * avr-protos.h (avr_out_map_bits): Remove.
18033 (avr_out_insert_bits, avr_has_nibble_0xf): New.
18034 * config/avr/constraints.md (Cxf,C0f): New.
18035 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
18036 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
18037 New built-in define __BUILTIN_AVR_INSERT_BITS.
18038 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
18039 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
18040 (avr_move_bits): Rewrite.
18041 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
18043 (avr_map_op_t): New typedef.
18044 (avr_map_op): New static variable.
18045 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
18046 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
18047 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
18048 (bdesc_3arg, avr_expand_triop_builtin): New.
18049 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
18050 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
18051 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
18052 (avr_map_equal_p, avr_map_sig_p): Remove.
18053 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
18054 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
18055 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
18056 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
18057 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
18058 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
18060 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
18062 * config/c6x/c6x.md (reserve_cycles): New attribute.
18063 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
18064 don't reserve functional units after the branch occurs.
18066 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
18068 PR middle-end/52142
18069 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
18070 functions into non-tm_pure functions.
18072 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
18075 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
18076 (iterative_hash_canonical_type): Likewise.
18077 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
18080 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
18082 * haifa-sched.c (prune_ready_list): Ensure that if there is a
18083 sched-group insn, it either remains alone or the entire list is pruned.
18085 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
18087 * doc/install.texi (Prerequisites): Fix grammar.
18088 (Configuration): Likewise.
18090 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
18092 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
18093 MPC as part of GCC before describing configuring with --with-gmp etc.
18094 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
18095 sources are present.
18097 2012-02-14 Jakub Jelinek <jakub@redhat.com>
18100 * dwarf2out.c (clone_tree_hash): New function.
18101 (copy_decls_walk): Use it instead of clone_tree.
18103 2012-02-14 Richard Guenther <rguenther@suse.de>
18105 PR tree-optimization/52244
18106 PR tree-optimization/51528
18107 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
18108 replacements for integral types.
18110 2012-02-14 Walter Lee <walt@tilera.com>
18112 * config.gcc: Handle tilegx and tilepro.
18113 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
18114 tilegx and tilepro.
18115 Add HAVE_AS_TLS check for tilegx and tilepro.
18116 * configure: Regenerate.
18117 * doc/contrib.texi: Add Mat Hostetter and self.
18118 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
18119 Document instruction intrinsics and network accessing intrinsics.
18120 (TILEPro Built-in Functions): New node. Document instruction
18121 intrinsics and network accessing intrinsics.
18122 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
18123 (Specific, tilepro-*-linux*): Likewise.
18124 * doc/invoke.texi (TILE-Gx Options): New section.
18125 (TILEPro Options): New section.
18126 * doc/md.texi (TILE-Gx): New section.
18127 (TILEPro): New section.
18128 * common/config/tilegx/tilegx-common.c: New file.
18129 * common/config/tilepro/tilepro-common.c: New file.
18130 * config/tilegx/constraints.md: New file.
18131 * config/tilegx/linux.h: New file.
18132 * config/tilegx/mul-tables.c: New file.
18133 * config/tilegx/predicates.md: New file.
18134 * config/tilegx/sync.md: New file.
18135 * config/tilegx/t-tilegx: New file.
18136 * config/tilegx/tilegx-builtins.h: New file.
18137 * config/tilegx/tilegx-c.c: New file.
18138 * config/tilegx/tilegx-generic.md: New file.
18139 * config/tilegx/tilegx-modes.def: New file.
18140 * config/tilegx/tilegx-multiply.h: New file.
18141 * config/tilegx/tilegx-protos.h: New file.
18142 * config/tilegx/tilegx.c: New file.
18143 * config/tilegx/tilegx.h: New file.
18144 * config/tilegx/tilegx.md: New file.
18145 * config/tilegx/tilegx.opt: New file.
18146 * config/tilepro/constraints.md: New file.
18147 * config/tilepro/gen-mul-tables.cc: New file.
18148 * config/tilepro/linux.h: New file.
18149 * config/tilepro/mul-tables.c: New file.
18150 * config/tilepro/predicates.md: New file.
18151 * config/tilepro/t-tilepro: New file.
18152 * config/tilepro/tilepro-builtins.h: New file.
18153 * config/tilepro/tilepro-c.c: New file.
18154 * config/tilepro/tilepro-generic.md: New file.
18155 * config/tilepro/tilepro-modes.def: New file.
18156 * config/tilepro/tilepro-multiply.h: New file.
18157 * config/tilepro/tilepro-protos.h: New file.
18158 * config/tilepro/tilepro.c: New file.
18159 * config/tilepro/tilepro.h: New file.
18160 * config/tilepro/tilepro.md: New file.
18161 * config/tilepro/tilepro.opt: New file.
18163 2012-02-14 Jakub Jelinek <jakub@redhat.com>
18165 PR tree-optimization/52210
18166 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
18167 vect_model_simple_cost with two entry vect_def_type array instead
18168 of an address of dt.
18170 2012-02-14 Richard Guenther <rguenther@suse.de>
18173 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
18174 Do not stream DECL_QUALIFIER.
18175 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
18176 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
18177 (find_decls_types_r): Do not walk DECL_QUALIFIER.
18179 2012-02-14 Jakub Jelinek <jakub@redhat.com>
18182 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
18185 2012-02-13 Jakub Jelinek <jakub@redhat.com>
18188 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
18189 * cselib.c (cselib_subst_to_values_from_insn): New function.
18190 * sched-deps.c (add_insn_mem_dependence,
18191 sched_analyze_1, sched_analyze_2): Use it.
18193 2012-02-13 Jan Hubicka <jh@suse.cz>
18195 PR middle-end/52214
18196 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
18198 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
18200 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
18201 (GTM_SELF_SPECS): Define if not already defined.
18202 (driver_self_specs): Add GTM_SELF_SPECS.
18203 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
18204 (GTM_SELF_SPECS): Define.
18205 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
18206 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
18208 2012-02-13 Jakub Jelinek <jakub@redhat.com>
18210 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
18213 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
18215 PR middle-end/52230
18216 * omp-low.c (expand_omp_for): If a static schedule without chunk size
18217 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
18219 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
18222 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
18224 2012-02-13 Richard Guenther <rguenther@suse.de>
18226 PR translation/52211
18227 * passes.c (enable_disable_pass): Fix typo.
18229 2012-02-13 Jakub Jelinek <jakub@redhat.com>
18231 PR middle-end/52209
18232 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
18233 XOR for reduce_bit_field if type is unsigned.
18235 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
18237 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
18238 disallow changes from SFmode to mode with different size in FP regs.
18240 2012-02-12 Robert Millan <rmh@gnu.org>
18241 Gerald Pfeifer <gerald@pfeifer.com>
18243 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
18246 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
18248 PR rtl-optimization/52175
18249 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
18250 to frame-related instructions.
18252 2012-02-10 Jason Merrill <jason@redhat.com>
18255 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
18256 (demangle_new_symbols): Fill it.
18257 (scan_linker_output): Walk it.
18258 (start_tweaking): Split out from scan_linker_output.
18259 (maybe_tweak): Update sym->chosen.
18260 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
18262 2012-02-11 Jakub Jelinek <jakub@redhat.com>
18265 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
18267 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
18269 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
18270 having the same mode as previous compare.
18272 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
18274 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
18275 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
18276 (nonlocal_goto_internal): Likewise.
18277 (nonlocal_goto): Emit a use and an indirect jump directly.
18279 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
18282 * doc/extend.texi : Update comments for __atomic_compare_exchange and
18283 __atomic_{is,always}_lock_free.
18285 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
18288 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
18289 negative constant address for TARGET_X32.
18291 2012-02-10 Richard Henderson <rth@redhat.com>
18293 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
18294 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
18295 for GIMPLE_TRANSACTION. Tidy if's into a switch.
18297 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18298 Ira Rosen <irar@il.ibm.com>
18300 PR tree-optimization/50031
18301 * targhooks.c (default_builtin_vectorization_cost): Handle
18302 vec_promote_demote.
18303 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
18304 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
18305 all types of reduction and pattern statements.
18306 (vect_estimate_min_profitable_iters): Likewise.
18307 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
18308 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
18309 for explicit realigns.
18310 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
18311 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
18312 vec_promote_demote.
18313 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
18314 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
18315 vec_perm for VSX and handle vec_promote_demote.
18317 2012-02-10 Jakub Jelinek <jakub@redhat.com>
18319 PR middle-end/52177
18320 * builtins.c (fold_builtin_atomic_always_lock_free,
18321 expand_builtin_atomic_always_lock_free,
18322 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
18323 Return and/or test boolean_true_node/boolean_false_node instead of
18324 integer_one_node/integer_zero_node.
18326 2012-02-10 Jan Hubicka <jh@suse.cz>
18328 PR middle-end/48600
18329 * predict.c (predict_paths_for_bb): Prevent looping.
18330 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
18332 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
18334 * config/arm/arm.c (output_move_double): In one case properly
18335 count number of instructions that will be emitted.
18337 2012-02-10 Richard Guenther <rguenther@suse.de>
18339 PR translation/52193
18340 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
18342 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
18344 PR middle-end/52140
18345 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
18347 2012-02-09 Jakub Jelinek <jakub@redhat.com>
18350 * var-tracking.c (emit_note_insn_var_location): If
18351 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
18352 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
18353 non-NOTE_DURING_CALL_P insn.
18355 2012-02-09 Bin Cheng <bin.cheng@arm.com>
18357 PR middle-end/51867
18358 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
18360 2012-02-08 Magnus Granberg <zorry@gentoo.org>
18363 * gcc.c (switch_matches) Support switches with separated form,
18366 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
18368 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
18370 (RAMPZ_ADDR): Ditto.
18371 * config/avr/avr.c (avr_addr_t): New typedef.
18372 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
18373 (avr_init_expanders): Initialize it.
18374 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
18376 (expand_epilogue): Ditto.
18377 (avr_print_operand): Ditto.
18378 (avr_file_start): Ditto.
18379 (avr_emit_movmemhi): Ditto.
18381 2012-02-08 Richard Guenther <rguenther@suse.de>
18383 PR tree-optimization/46886
18384 * tree-flow.h (do_while_loop_p): Declare.
18385 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
18386 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
18388 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
18390 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
18391 always succeed for integers larger than a native word.
18393 2012-02-08 Richard Guenther <rguenther@suse.de>
18395 PR rtl-optimization/52170
18396 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
18397 properly handle integer vector modes.
18399 2012-02-08 Jakub Jelinek <jakub@redhat.com>
18401 PR gcov-profile/52150
18402 * coverage.c: Include target.h.
18403 (build_var): Call targetm.strip_name_encoding on the assembler name.
18404 Change one _ into . or $ if the target allows it.
18405 * Makefile.in (coverage.o): Depend on $(TARGET_H).
18407 PR rtl-optimization/52139
18408 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
18409 is a BARRIER after emit_insn_after_noloc, move BB_END
18410 to the last non-BARRIER insn before it.
18412 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
18414 PR middle-end/24306
18415 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
18416 (mips_gimplify_va_arg_expr): Call it instead of
18417 std_gimplify_va_arg_expr.
18419 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18421 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
18422 message for -mno-pointers-to-nested-function.
18424 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
18426 PR middle-end/51994
18427 * expr.c (get_inner_reference): If there is an offset, add a negative
18428 bit position to it (if any).
18430 2012-02-07 Jakub Jelinek <jakub@redhat.com>
18432 PR rtl-optimization/52060
18433 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
18434 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
18435 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
18436 and/or i0src_copy2 when needed.
18438 2012-02-07 Jakub Jelinek <jakub@redhat.com>
18440 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
18441 or LTOPLUGINSONAME if have_c.
18443 * config/freebsd-spec.h: Add comment about what macros can be defined
18445 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
18446 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
18449 2012-02-07 Richard Guenther <rguenther@suse.de>
18451 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
18452 newline in -alias dumps.
18454 2012-02-07 Kai Tietz <ktietz@redhat.com>
18455 Dave Korn <dave.korn.cygwin@gmail.com>
18458 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
18459 Take care that typinfo gets dllexport-attribute.
18461 2012-02-07 Jakub Jelinek <jakub@redhat.com>
18463 PR middle-end/52074
18464 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
18465 if modifier < EXPAND_SUM call force_operand on the result.
18467 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
18469 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
18470 adding __forwarder_dst__ prefix if a forwarder_section attribute is
18472 (epiphany_function_type): Replace types for specific interrupts with
18473 EPIPHANY_FUNCTION_INTERRUPT.
18474 (EPIPHANY_INTERRUPT_P): Update.
18475 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
18476 New static function.
18477 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
18478 <disinterrupt>: Affects type identity.
18479 (epiphany_handle_interrupt_attribute): Handle variable number of
18481 (epiphany_compute_function_type): Update for new
18482 epiphany_function_type definition.
18483 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
18484 handlers with a longcall forwarder.
18485 (epiphany_start_function): Handle multiple interrupt arguments and/or
18486 forwarder_section attribute.
18488 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
18491 2012-02-07 Alan Modra <amodra@gmail.com>
18494 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
18497 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18499 PR tree-optimization/50969
18500 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
18501 use vec_perm rather than vector_stmt.
18502 (vect_model_load_cost): Likewise.
18503 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
18504 vec_perm to be the same as other vector statements.
18505 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
18506 cost of vec_perm for TARGET_VSX.
18508 2012-02-06 Richard Guenther <rguenther@suse.de>
18510 PR tree-optimization/52115
18511 * tree-sra.c (access_has_replacements_p): New function.
18512 (sra_modify_assign): Use it to decide whether a use is uninitialized.
18514 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
18516 PR middle-end/52047
18517 * trans-mem.c (expand_call_tm): Add an assertion.
18518 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
18521 2012-02-06 Richard Guenther <rguenther@suse.de>
18523 PR tree-optimization/50955
18524 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
18525 raise cost of expressions that replace an address with an
18526 expression based on a different pointer.
18528 2012-02-06 Jakub Jelinek <jakub@redhat.com>
18531 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
18532 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
18534 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
18537 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
18538 -Weffc++ and specify guidelines come from second edition.
18540 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
18542 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
18543 (sibcall_value_multiple_internal, call_split, call_internal_direct)
18544 (call_direct_split, call_value_split, call_value_internal_direct)
18545 (call_value_direct_split, call_value_multiple_split): Use jal and
18546 jal_macro attributes.
18548 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
18550 * reload1.c (reload_regs_reach_end_p): Replace with...
18551 (reload_reg_rtx_reaches_end_p): ...this function.
18552 (new_spill_reg_store): Update commentary.
18553 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
18554 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
18555 before setting new_spill_reg_store.
18556 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
18557 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
18558 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
18559 for non-spill reload registers.
18561 2012-02-05 Ira Rosen <irar@il.ibm.com>
18563 PR tree-optimization/52091
18564 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
18565 (vect_is_simple_use_1): Likewise.
18566 * tree-vect-loop.c (vectorizable_reduction): Update calls
18567 to vect_is_simple_use_1 and vect_is_simple_use.
18568 (vectorizable_live_operation): Likewise.
18569 * tree-vect-patterns.c (widened_name_p,
18570 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
18571 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
18572 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18573 vectorizable_shift,vectorizable_operation, vectorizable_store,
18574 vectorizable_load): Likewise.
18575 (vect_is_simple_cond): Add an argument, pass it to
18576 vect_is_simple_use_1.
18577 (vectorizable_condition): Update calls to vect_is_simple_cond,
18578 vect_is_simple_use.
18579 (vect_is_simple_use): Add an argument, the statement in which
18580 OPERAND is used. Check that if OPERAND's def stmt is a double
18581 reduction phi node, the use is a phi node too.
18582 (vect_is_simple_use_1): Add an argument, pass it to
18583 vect_is_simple_use.
18584 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
18585 to vect_is_simple_use.
18587 2012-02-04 Jakub Jelinek <jakub@redhat.com>
18589 PR rtl-optimization/52095
18590 * modulo-sched.c (dump_insn_locator): New function.
18591 (loop_canon_p, sms_schedule): Use it.
18593 PR rtl-optimization/52113
18594 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
18595 even for decomposable shift/zext insns.
18597 2012-02-03 Jakub Jelinek <jakub@redhat.com>
18598 Zdenek Dvorak <ook@ucw.cz>
18600 PR rtl-optimization/52092
18601 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
18602 on get_iv_value result.
18604 2012-02-02 Andrew Pinski <apinski@cavium.com>
18606 PR middle-end/47982
18607 PR middle-end/43967
18608 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
18610 2012-02-02 Jakub Jelinek <jakub@redhat.com>
18612 PR middle-end/48071
18613 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
18615 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
18617 PR rtl-optimization/49800
18618 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
18619 (sched_finish): Call regstat_free_n_sets_and_refs.
18621 2012-02-02 Jia Liu <proljc@gmail.com>
18623 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
18626 2012-02-02 Jan Hubicka <jh@suse.cz>
18627 Tom de Vries <tom@codesourcery.com>
18629 PR middle-end/51998
18630 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
18631 * varpool.c (varpool_analyze_pending_decls): Likewise.
18633 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
18634 Jayant R Sonar <jayant.sonar@kpitcummins.com>
18636 * config.gcc: Add cr16-* support.
18638 * doc/extend.texi: Document cr16 extensions.
18639 * doc/install.texi: Document cr16 install.
18640 * doc/invoke.texi: Document cr16 options.
18641 * doc/md.texi: Document cr16 constraints.
18643 * common/config/cr16/cr16-common.c: New file.
18644 * config/cr16/cr16.c: New file.
18645 * config/cr16/cr16.h: New file.
18646 * config/cr16/cr16.md: New file.
18647 * config/cr16/cr16.opt: New file.
18648 * config/cr16/cr16-protos.h: New file.
18649 * config/cr16/predicates.md: New file.
18650 * config/cr16/constraints.md: New file.
18651 * config/cr16/t-cr16: New file.
18653 2012-02-02 Jakub Jelinek <jakub@redhat.com>
18656 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
18657 that operands[2] is either immediate, or q_regs_operand.
18659 PR tree-optimization/52073
18660 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
18661 a pattern stmt for pattern uses, ignore uses outside of the loop.
18663 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
18665 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
18666 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
18667 (OUT_AS1, OUT_AS2): Remove.
18669 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
18671 PR rtl-optimization/51374
18672 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
18673 to cross other volatile_refs_p insns.
18675 2012-02-01 Richard Guenther <rguenther@suse.de>
18677 * doc/invoke.texi (fno-inline): Clarify documentation.
18678 (finline-small-functions): Likewise.
18679 (finline-functions): Likewise.
18680 * common.opt (finline): Adjust comment and documentation.
18681 (finline-small-functions): Clarify documentation.
18682 (finline-functions): Likewise.
18683 (finline-functions-called-once): Likewise.
18685 2012-02-01 Tristan Gingold <gingold@adacore.com>
18687 * c-typeck.c (composite_type): Keep mode for pointers.
18689 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
18691 * function.h (regno_reg_rtx): Adjust comment.
18692 * reginfo.c (init_reg_modes_target): Only use the previous mode
18693 if it fits within one register. Remove MIPS comment.
18695 2012-01-31 Jakub Jelinek <jakub@redhat.com>
18698 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
18700 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18702 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
18703 to srak instruction.
18705 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18707 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
18709 2012-01-31 Jakub Jelinek <jakub@redhat.com>
18714 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
18716 2012-01-31 Richard Guenther <rguenther@suse.de>
18718 PR tree-optimization/51528
18719 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
18722 2012-01-31 Jakub Jelinek <jakub@redhat.com>
18727 * ree.c (add_removable_extension): Change def_map argument
18728 to unsigned *, store in def_map 1 + offset into *insn_list vector
18729 instead of pointers into the vector.
18730 (find_removable_extensions): Adjust caller.
18732 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
18734 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
18735 Transform all "* quoted-c-code" to { c-code }.
18736 Remove redundant test for "optimize" in combine patterns.
18737 Move (include "avr-dimode.md") to end of file.
18739 2012-01-30 Bin Cheng <bin.cheng@arm.com>
18742 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
18743 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
18745 2012-01-30 Richard Guenther <rguenther@suse.de>
18747 PR tree-optimization/52028
18748 * tree-loop-distribution.c (ldist_gen): Properly update
18751 2012-01-30 Jakub Jelinek <jakub@redhat.com>
18754 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
18755 set_cur_line_info_table if not emitting debug info.
18757 PR tree-optimization/52046
18758 * tree-vect-patterns.c (check_bool_pattern): Give up if
18759 a comparison could throw.
18762 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
18764 2012-01-30 Richard Guenther <rguenther@suse.de>
18766 PR tree-optimization/52045
18767 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
18768 SSA form if cfgcleanup did anything.
18770 2012-01-30 Richard Guenther <rguenther@suse.de>
18772 PR tree-optimization/52045
18773 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
18774 before computing final todo.
18776 2012-01-30 Richard Guenther <rguenther@suse.de>
18778 PR tree-optimization/51528
18779 * tree-sra.c (sra_modify_assign): Re-factor in preparation
18782 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
18784 * df-problems.c (df_kill_notes): Check that the use refers
18785 to the note under examination.
18787 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
18790 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
18791 parameter and use short-lived pseudos.
18792 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
18793 (sparc_expand_vector_init): Const-ify local variables and adjust
18794 calls to above functions.
18796 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
18798 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
18800 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
18802 * doc/invoke.texi: Make usage of "compile time" and
18803 "run time"/"runtime" consistent throughout the file.
18805 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
18807 * config/alpha/alpha.c (alpha_option_override): Default to
18808 full IEEE compliance mode for Go language.
18810 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
18812 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
18813 (LINK_SSP_SPEC): Define.
18815 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18818 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
18821 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
18823 * doc/invoke.texi: Correct hyphenation of "floating point",
18824 "double precision", and related terminology throughout the file.
18826 2012-01-28 Jakub Jelinek <jakub@redhat.com>
18829 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
18830 arm_general_register_operand predicate for operand 2 instead of
18833 2012-01-27 Ian Lance Taylor <iant@google.com>
18836 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
18837 * builtins.c (expand_builtin_init_trampoline): Add onstack
18838 parameter. Change caller.
18839 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
18840 * tree.c (build_common_builtin_nodes): Declare
18841 __builtin_init_heap_trampoline.
18843 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
18845 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
18846 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
18847 * config/avr/avr.c: Ditto.
18848 (avr_regnames): Remove because unused.
18849 * config/avr/avr.md (*cpse.ne): New peephole.
18850 (*cpse.eq): New peephole from former cpse peepholes.
18852 2012-01-27 Michael Eager <eager@eagercon.com>
18854 * config/microblaze.c (microblaze_emit_compare): Correct
18855 test after pcmp instruction.
18857 2012-01-27 Richard Guenther <rguenther@suse.de>
18859 PR tree-optimization/52020
18860 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
18862 2012-01-27 Richard Guenther <rguenther@suse.de>
18864 * ipa-pure-const.c (check_stmt): Clobbers do not make a
18865 function non-const/pure.
18867 2012-01-27 Richard Guenther <rguenther@suse.de>
18869 PR tree-optimization/50444
18870 * tree-sra.c (build_ref_for_offset): Properly adjust the
18871 MEM_REF type for unaligned accesses.
18873 2012-01-27 Richard Guenther <rguenther@suse.de>
18875 PR tree-optimization/50444
18876 * expr.c (mem_ref_refers_to_non_mem_p): New function.
18877 (expand_assignment): Use it. Properly handle misaligned
18878 bases when expanding stores to component references.
18879 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
18880 refactor that case.
18882 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
18884 PR middle-end/51389
18885 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
18886 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
18887 * tree-data-ref.c (find_data_references_in_loop): Make static.
18888 (compute_all_dependences): Change return type to bool. Bail out
18889 for too many datarefs in a loop. Move the hunk resetting the data
18890 dependences vector from ...
18891 (compute_data_dependences_for_loop): ... here. Account for
18892 compute_all_dependences returning false.
18893 (compute_data_dependences_for_bb): Likewise.
18894 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
18895 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
18897 2012-01-27 Richard Guenther <rguenther@suse.de>
18899 PR middle-end/51959
18900 * expr.c (store_field): Use the alias-set of the scratch memory
18903 2012-01-27 Tom de Vries <tom@codesourcery.com>
18905 PR tree-optimization/51990
18906 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18908 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
18910 2012-01-27 Jakub Jelinek <jakub@redhat.com>
18913 * var-tracking.c (reverse_op): Don't add any reverse operation
18914 if V already has any constant locations.
18916 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
18918 * doc/invoke.texi: Correct usage of "command line" (noun)
18919 vs "command-line" (adjective) throughout.
18921 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
18923 * doc/invoke.texi (Language Independent Options): Move
18924 -Wcoverage-mismatch blurb from here....
18925 (Warning Options): ...to here.
18927 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
18929 * config/rs6000/rs6000.c (rs6000_option_override_internal):
18930 Set rs6000_always_hint to false for 476.
18932 2012-01-27 Matthias Klose <doko@ubuntu.com>
18934 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
18936 * incpath.c (add_standard_paths): Likewise.
18938 2012-01-27 Richard Henderson <rth@redhat.com>
18940 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
18941 * config/m68k/sync.md (atomic_test_and_set): Rename from
18942 sync_test_and_setqi and adjust the operands.
18943 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
18944 and unconditionally enable.
18946 2012-01-27 Richard Henderson <rth@redhat.com>
18948 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
18949 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
18950 (ldstub): Rename from ldstubqi.
18951 (ldstub<I24MODE>): Remove.
18953 2012-01-27 Richard Henderson <rth@redhat.com>
18955 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
18956 * c-cppbuiltin.c (cpp_atomic_builtins): Define
18957 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
18958 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
18959 * doc/tm.texi: Rebuild.
18961 2012-01-27 Richard Henderson <rth@redhat.com>
18963 * optabs.c (gen_atomic_test_and_set): Remove default.
18964 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
18966 2012-01-26 Jakub Jelinek <jakub@redhat.com>
18968 PR rtl-optimization/51978
18969 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
18970 (combine_reaching_defs): Likewise.
18971 (struct re_info): Remove.
18972 (add_removable_extension): Remove x and data arguments,
18973 add insn, insn_list and def_map. Use the arguments directly
18974 instead of using struct re_info.
18975 (find_removable_extensions): Don't call add_removable_extension
18976 through note_stores, instead just call it with single_set
18977 result if non-NULL.
18978 (find_and_remove_re): Pass curr_cand->expr instead of
18979 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
18981 2012-01-26 Michael Matz <matz@suse.de>
18983 PR tree-optimization/46590
18984 * cfgexpand.c: Revert last change (r183305).
18985 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
18987 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
18988 checking for emptiness.
18990 2012-01-26 Jakub Jelinek <jakub@redhat.com>
18992 PR middle-end/51895
18993 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
18994 non-addressable non-BLKmode base correctly.
18996 2012-01-26 Michael Matz <matz@suse.de>
18998 PR tree-optimization/48794
18999 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
19000 regions referenced from RESX/EH_DISPATCH.
19002 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19004 * config/s390/s390.h: Make BRANCH_COST an option.
19005 * config/s390/s390.opt: New option -mbranch-cost.
19007 2012-01-26 Richard Henderson <rth@redhat.com>
19009 Revert 2012-01-24 change:
19010 * trans-mem.c (requires_barrier): Do not instrument thread local
19011 variables and emit save/restore for them.
19013 2012-01-25 Jakub Jelinek <jakub@redhat.com>
19015 PR middle-end/51986
19016 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
19019 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
19021 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
19024 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
19027 Rename __pgm to __flash.
19028 Rename __pgm1 to __flash1.
19029 Rename __pgm2 to __flash2.
19030 Rename __pgm3 to __flash3.
19031 Rename __pgm4 to __flash4.
19032 Rename __pgm5 to __flash5.
19033 Rename __pgmx to __memx.
19034 * doc/extend.texi (AVR Named Address Spaces)
19035 Rename address space names as indicated above.
19036 * config/avr/avr.c (avr_addrspace): Ditto.
19038 * config/avr/avr-protos.h
19039 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
19040 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
19041 * config/avr/predicates.md: Ditto.
19042 * config/avr/avr.c Ditto, and
19043 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
19044 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
19046 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
19047 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
19048 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
19049 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
19050 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
19051 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
19052 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
19053 * config/avr/avr.c: Ditto.
19054 * config/avr/avr.md: Ditto.
19056 2012-01-25 Jason Merrill <jason@redhat.com>
19059 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
19061 2012-01-25 Jakub Jelinek <jakub@redhat.com>
19063 PR tree-optimization/51987
19064 * tree-data-ref.c (get_references_in_stmt): Handle references in
19065 non-volatile GIMPLE_ASM.
19067 2012-01-25 Richard Guenther <rguenther@suse.de>
19069 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
19070 bases are dereferenced.
19072 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
19074 PR rtl-optimization/48374
19075 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
19077 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
19079 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
19080 compute_data_dependences_for_loop returns false.
19081 * tree-parloops.c (loop_parallel_p): Likewise.
19083 2012-01-25 Richard Guenther <rguenther@suse.de>
19085 * tree.h (get_pointer_alignment_1): Declare.
19086 * builtins.c (get_pointer_alignment_1): New function.
19087 (get_pointer_alignment): Use it.
19089 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19091 PR rtl-optimization/48308
19092 * combine.c (enum undo_kind): Add UNDO_LINKS.
19093 (struct undo): Add member l to other_contents and where.
19094 (do_SUBST_LINK): New.
19096 (try_combine): Handle LOG_LINKS for the dummy i1 case.
19097 (undo_all): Handle UNDO_LINKS.
19099 2012-01-25 Richard Henderson <rth@redhat.com>
19101 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
19104 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
19106 * optabs.c (gen_atomic_test_and_set): Use each argument.
19108 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
19110 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
19111 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
19112 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
19113 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
19114 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
19115 TARGET_PAIRED_SINGLE_FLOAT.
19117 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
19119 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
19120 (in_struct, return_val): Remove MEM documentation.
19121 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
19122 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
19123 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
19125 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
19126 * cfgexpand.c (add_alias_set_conflicts): Likewise.
19127 * expr.c (store_field): Likewise.
19128 * function.c (assign_stack_temp_for_type): Likewise.
19129 * ifcvt.c (noce_try_cmove_arith): Likewise.
19130 * reload1.c (reload): Likewise.
19131 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
19132 (alpha_set_memflags): Likewise.
19133 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
19135 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
19137 * rtl.h (true_dependence, canon_true_dependence): Remove varies
19139 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
19140 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
19141 (true_dependence_1, true_dependence, canon_true_dependence): Remove
19143 * cselib.c (cselib_rtx_varies_p): Delete.
19144 (cselib_invalidate_mem): Update call to canon_true_dependence.
19145 * dse.c (record_store, check_mem_read_rtx): Likewise.
19146 (scan_reads_nospill): Likewise.
19147 * cse.c (check_dependence): Likewise.
19148 (cse_rtx_varies_p): Delete.
19149 * expr.c (safe_from_p): Update call to true_dependence.
19150 * ira.c (validate_equiv_mem_from_store): Likewise.
19151 (memref_referenced_p): Likewise.
19152 * postreload-gcse.c (find_mem_conflicts): Likewise.
19153 * sched-deps.c (sched_analyze_2): Likewise.
19154 * store-motion.c (load_kills_store): Likewise.
19155 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
19156 * gcse.c (mems_conflict_for_gcse_p): Likewise.
19157 (compute_transp): Update call to canon_true_dependence.
19159 2012-01-25 Richard Henderson <rth@redhat.com>
19161 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
19162 (maybe_emit_atomic_test_and_set): New.
19163 (expand_sync_lock_test_and_set): Use it.
19164 (expand_atomic_test_and_set): Likewise.
19165 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
19166 the implementation; clarify implementation defined details.
19167 * doc/md.texi (atomic_test_and_set): Document.
19169 2012-01-25 Richard Henderson <rth@redhat.com>
19171 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
19173 2012-01-25 Richard Henderson <rth@redhat.com>
19176 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
19177 to effect no-op split.
19179 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
19182 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
19183 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
19184 (BT_FN_VOID_PTR_INT_SIZE): New.
19185 (BT_FN_UINT_UINT_VAR): Remove.
19186 (BT_FN_UINT32_UINT32_VAR): New.
19187 (BT_FN_DOUBLE_VPTR): Remove.
19188 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
19190 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
19191 (_ITM_changeTransactionMode): Same.
19192 (_ITM_memmoveRtWt): Change return type to void.
19193 (_ITM_memcpyRtWt): Same.
19194 (_ITM_memsetW): Same.
19195 (_ITM_RaRD): Change types to double.
19200 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
19202 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
19203 Patrick Marlier <patrick.marlier@gmail.com>
19205 * trans-mem.c (requires_barrier): Do not instrument thread local
19206 variables and emit save/restore for them.
19208 2012-01-24 Jason Merrill <jason@redhat.com>
19211 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
19212 output static aliases.
19214 2012-01-24 Jakub Jelinek <jakub@redhat.com>
19217 * common.opt (-pie, -shared, pie, shared): Change from Common to
19219 * gcc.c (display_help): Display help for -pie and -shared.
19221 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
19224 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
19225 Remove note on size/offset limitation.
19226 (AVR Variable Attributes): Add example how to read data located
19227 with progmem. Refer to named address spaces.
19228 * doc/invoke.texi (AVR Options): Fix typo.
19230 2012-01-24 Richard Guenther <rguenther@suse.de>
19232 Forward-port to trunk
19233 2010-09-21 Jakub Jelinek <jakub@redhat.com>
19235 PR middle-end/45678
19236 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
19237 op0 isn't sufficiently aligned and there is movmisalignM
19238 insn for mode, use it to load op0 into a temporary register.
19240 2012-01-24 Jakub Jelinek <jakub@redhat.com>
19243 * target.def (const_not_ok_for_debug_p): New hook.
19244 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
19246 * doc/tm.texi: Regenerated.
19247 * dwarf2out.c (const_ok_for_output_1): If
19248 targetm.const_not_ok_for_debug_p returns true, fail.
19249 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
19251 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
19253 2012-01-23 Kai Tietz <ktietz@redhat.com>
19256 * config/i386/predicates.md (symbolic_operand): Allow
19257 UNSPEC_PCREL as PIC expression for lea.
19258 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
19259 * config/i386/i386.c (ix86_delegitimize_address): Handle
19260 UNSPEC_PCREL for none-MEM, too.
19262 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
19264 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
19265 (ipa_tm_create_version_alias): Same.
19267 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
19270 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
19271 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
19273 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
19274 Patrick Marlier <patrick.marlier@gmail.com>
19275 Iain Sandoe <developer@sandoe-acoustics.co.uk>
19278 * lto-wrapper.c (run_gcc): Pass the LTO section name to
19279 simple_object_start_read.
19281 2012-01-23 Richard Guenther <rguenther@suse.de>
19284 PR tree-optimization/51895
19285 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
19286 parameter decomposition into BLKmode components.
19288 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
19290 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
19291 fake variables for restrict-qualified pointers whose pointed-to type
19292 contains a placeholder.
19294 2012-01-23 Richard Guenther <rguenther@suse.de>
19296 PR tree-optimization/51949
19297 * ipa-split.c (execute_split_functions): Do not split malloc functions.
19299 2012-01-23 Jakub Jelinek <jakub@redhat.com>
19301 PR rtl-optimization/51933
19302 * ree.c (transform_ifelse): Return true right away if dstreg is
19303 already wider or equal to cand->mode.
19304 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
19305 (make_defs_and_copies_lists): Remove defs_list and copies_list
19306 arguments, add state argument, just truncate state->work_list
19307 instead of always allocating and freeing the vector. Assert that
19308 get_defs succeeds instead of returning 2. Changed return type to bool.
19309 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
19310 have ext_src_mode, see if it has been modified already with the
19311 right kind of extension and has been extended before from the
19312 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
19313 just return true. Remember the original mode in state->modified array.
19314 (combine_reaching_defs): Add state argument. Don't allocate and
19315 free here def_list, copied_list and vec vectors, instead just
19316 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
19317 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
19318 Add state variable, clear vectors in it, initialize state.modified
19319 if needed. Free all the vectors at the end and state.modified too.
19320 Don't skip a candidate if the extension expression has been modified.
19322 2012-01-22 Douglas B Rupp <rupp@gnat.com>
19325 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
19326 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
19327 (extra_options) interix.opt -> i386/interix.opt"
19328 (extra_objs):Add winnt-stubs.o
19329 * configure.ac: Add interix to target_os .comm on PE check.
19330 * configure: Regenerate.
19331 * config/interix3.h: Delete and move bits to..
19332 * config/interix.h: Delete and move bits to..
19333 * config/i386/i386-interix3.h: Delete and move bits to..
19334 * config/i386/i386-interix.h: ..here.
19335 (TARGET_CPU_DEFAULT): Remove redefinition.
19336 (TARGET_ASM_CONSTRUCTOR): Undefine.
19337 (SUBTARGET_SWITCHES): Define for ms-bitfields.
19338 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
19339 (PTRDIFF_TYPE): Define.
19340 (LONG_DOUBLE_TYPE_SIZE): Define.
19341 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
19342 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
19343 (TARGET_SECTION_TYPE_FLAGS): Define.
19344 (ASM_DECLARE_FUNCTION_NAME): Define.
19345 (ASM_OUTPUT_EXTERNAL): Define.
19346 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
19347 (ASM_OUTPUT_ALIGNED_BSS): Define.
19348 (PCC_BITFIELD_TYPE_MATTERS): Define.
19349 (USE_CONST_SECTION): Define.
19350 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
19351 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
19352 (SUPPORTS_ONE_ONLY): Remove.
19353 (I386_PE_STRIP_ENCODING): Define.
19354 * config/interix.opt: Delete and move bits to..
19355 * config/i386/interix.opt: ..here. New.
19356 (mpe-aligned-commons): Add.
19357 * config/i386/t-interix: Add copyright header.
19358 (winnt-stubs.o): Add rule.
19360 2012-01-22 Jason Merrill <jason@redhat.com>
19363 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
19364 for extra name aliases.
19366 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
19368 PR rtl-optimization/51924
19369 * ree.c (combine_set_extension): Improve debugging message.
19370 (combine_reaching_defs): Likewise.
19371 (get_defs): Rename confusingly named variable.
19372 (find_and_remove_re): Skip a candidate if the extension expression has
19375 2012-01-21 Robert Millan <rmh@gnu.org>
19376 Gerald Pfeifer <gerald@pfeifer.com>
19378 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
19379 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
19381 2012-01-20 Jakub Jelinek <jakub@redhat.com>
19383 PR tree-optimization/51914
19384 * tree-vect-stmts.c (vectorizable_conversion): For
19385 cvt_type && modifier == WIDEN, put temporary with cvt_type
19386 at the beginning of vec_dsts and set vec_dest to temporary
19389 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
19391 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
19393 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
19395 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
19396 * config/rs6000/rs6000.c: Likewise.
19398 2012-01-20 Jakub Jelinek <jakub@redhat.com>
19401 * config/arm/arm.c (arm_count_output_move_double_insns): Call
19402 output_move_double on a copy of operands array.
19404 2012-01-20 Cary Coutant <ccoutant@google.com>
19405 Dodji Seketeli <dodji@redhat.com>
19408 * dwarf2out.c (copy_declaration_context): Return ref to parent
19409 of declaration DIE, if necessary.
19410 (remove_child_or_replace_with_skeleton): Add new parameter; update
19411 caller. Place skeleton DIE under parent DIE of original declaration.
19412 Move call to copy_declaration_context to here ...
19413 (break_out_comdat_types): ... from here.
19415 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19417 PR rtl-optimization/51856
19418 * reload.c (find_reloads_subreg_address): Set the address_reloaded
19421 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19424 * config/arm/arm.c (arm_print_operand): Correct output of alignment
19425 hints for neon loads and stores.
19427 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
19431 * doc/extend.texi (Named Address Spaces): Split into subsections.
19432 (AVR Named Address Spaces): New subsection.
19433 (M32C Named Address Spaces): New subsection.
19434 (RL78 Named Address Spaces): New subsection.
19435 (SPU Named Address Spaces): New subsection.
19436 (Variable Attributes): New anchor "AVR Variable Attributes".
19437 (AVR Variable Attributes): Rewrite and avoid wording
19438 "address space" in this context.
19439 * doc/invoke.texi (AVR Options): Rewrite and add documentation
19440 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
19441 (AVR Built-in Macros): New subsubsection therein.
19442 * doc/md.texi (AVR constraints): Remove "C04", "R".
19444 2012-01-20 Richard Guenther <rguenther@suse.de>
19446 PR tree-optimization/51903
19447 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
19448 when removing stmts.
19450 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19453 * config/arm/arm.c (arm_load_pic_register): Use
19454 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
19455 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
19456 (arm_pic_static_addr): Likewise.
19457 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
19458 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
19459 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
19460 (pic_load_addr_unified): New.
19462 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
19465 * function.c (instantiate_virtual_regs_in_insn): Use
19466 delete_insn_and_edges when removing a wrong asm insn.
19468 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
19470 PR rtl-optimization/40761
19471 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
19472 Add new member loop_num.
19473 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
19474 (ira_build): Remove the parameter.
19476 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
19477 (ira.c): Do not build CFG loops for one region allocation. Remove
19478 argument from ira_build call.
19480 * ira-build.c (init_loop_tree_node): New function.
19481 (create_loop_tree_nodes): Use it. Separate the case when CFG
19482 loops are not built.
19483 (more_one_region_p): Check current_loops.
19484 (finish_loop_tree_nodes): Separate the case when CFG loops are not
19486 (add_loop_to_tree): Process loop equal to NULL too.
19487 (form_loop_tree): Separate the case when CFG loops are not built.
19488 Use explicitly number for the root.
19489 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
19491 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
19492 instead of loop->num.
19493 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
19494 (mark_all_loops_for_removal): Ditto.
19495 (remove_unnecessary_regions): Separate the case when CFG loops
19497 (ira_build): Remove the parameter. Use explicit number of regions
19498 when CFG loops are not built.
19500 * ira-color.c (print_loop_title): Separate the case for the root node.
19501 Use loop_num instead of loop->num.
19502 (move_spill_restore): Use loop_num instead of loop->num.
19504 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
19505 (change_loop): Ditto.
19506 (change_loop): Use loop_num instead of loop->num.
19508 * ira-lives.c (process_bb_node_lives): Ditto.
19510 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
19512 * ira-conflicts.c (print_allocno_conflicts): Ditto.
19514 2012-01-19 Jakub Jelinek <jakub@redhat.com>
19516 PR libmudflap/40778
19517 * tree-mudflap.c (mf_artificial): New function.
19518 (execute_mudflap_function_ops, execute_mudflap_function_decls,
19519 mx_register_decls, mudflap_enqueue_decl): Use it.
19522 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
19523 numbers in the insn pattern.
19525 2012-01-19 Michael Matz <matz@suse.de>
19527 PR tree-optimization/46590
19528 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
19529 use it in remembering which conflicts we already created.
19530 (add_scope_conflicts): Adjust call to above, (de)allocate helper
19533 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
19536 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
19537 (merge_and_complain): Same.
19539 2012-01-19 Jakub Jelinek <jakub@redhat.com>
19542 * config/initfini-array.h: Guard content of the header
19543 with #ifdef HAVE_INITFINI_ARRAY.
19544 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
19545 Add initfini-array.h to tm_file here.
19546 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
19547 * config.gcc: Don't add initfini-array.h to tm_file here.
19548 * configure: Regenerated.
19550 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
19552 PR rtl-optimization/51505
19553 * df-problems.c (df_kill_notes): New parameter live. Update comment.
19554 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
19555 (df_note_bb_compute): Update the call to df_kill_notes.
19557 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
19559 * trans-mem.c (requires_barrier): Remove call to is_global_var.
19561 2012-01-18 Richard Guenther <rguenther@suse.de>
19563 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
19564 of conversions to void *.
19566 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19567 Richard Sandiford <rdsandiford@googlemail.com>
19569 PR middle-end/50325
19570 PR middle-end/51192
19571 * optabs.h (simplify_expand_binop): Declare.
19572 * optabs.c (simplify_expand_binop): Make global.
19573 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
19574 endian targets if the source cannot be exactly covered by word
19577 2012-01-17 Jakub Jelinek <jakub@redhat.com>
19580 * hard-reg-set.h (struct hard_reg_set_container): New type.
19581 * target.h (struct hard_reg_set_container): Forward declare.
19582 * target.def (set_up_by_prologue): New target hook.
19583 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
19584 * doc/tm.texi: Regenerated.
19585 * function.c (thread_prologue_and_epilogue_insns): Change
19586 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
19587 Call targetm.set_up_by_prologue on it.
19588 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
19589 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
19591 2012-01-17 Nick Clifton <nickc@redhat.com>
19593 * config/rx/rx.c (rx_can_use_simple_return): New function.
19594 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
19595 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
19597 2012-01-17 Richard Guenther <rguenther@suse.de>
19599 PR middle-end/51782
19600 * expr.c (expand_assignment): Take address-space information
19601 from the address operand of MEM_REF and TARGET_MEM_REF.
19602 (expand_expr_real_1): Likewise.
19604 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19606 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
19607 reload dump is requested.
19609 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
19612 * trans-mem.c (requires_barrier): Call may_be_aliased.
19614 2012-01-17 Jakub Jelinek <jakub@redhat.com>
19616 PR tree-optimization/51877
19617 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
19618 call arguments and fndecls compare equal, instead return false if they
19619 don't. Return true only if lhs1 and lhs2 are either both NULL, or
19620 both SSA_NAMEs that are valueized the same, or they satisfy
19623 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19625 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
19627 * configure: Regenerate.
19629 2012-01-16 Jan Hubicka <jh@suse.cz>
19633 * convert.c (convert_to_integer): Use fold_convert for
19634 converting an INTEGER_CST to integer type.
19636 2012-01-16 Jason Merrill <jason@redhat.com>
19639 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
19641 2012-01-16 Jakub Jelinek <jakub@redhat.com>
19644 * config/s390/s390.c (s390_chunkify_start): Don't skip
19645 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
19646 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
19647 If insn is followed by NOTE_INSN_VAR_LOCATION or
19648 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
19649 Don't use location of note insns.
19651 PR tree-optimization/51865
19652 * tree-inline.c (tree_function_versioning): Call remap_decl
19653 on DECL_RESULT whenever it has VOID_TYPE_P type.
19655 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19657 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
19658 for calls to locally-binding MIPS16 functions if only the return
19659 type uses float regs.
19661 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
19662 Richard Sandiford <rdsandiford@googlemail.com>
19664 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
19665 (SYMBOL_32_HIGH): Likewise.
19666 (mips_output_tls_reloc_directive): Declare.
19667 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
19668 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
19669 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
19670 (mips_lo_relocs, mips_hi_relocs): Make extern.
19671 (mips16_stub_function): Move up file.
19672 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
19673 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
19674 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
19675 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
19676 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
19677 (mips_get_tp): Add MIPS16 support.
19678 (mips_legitimize_tls_address): Remove MIPS16 sorry().
19679 Generalize DTPREL and TPREL handling.
19680 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
19681 Add MIPS16 TLS support.
19682 (mips_output_tls_reloc_directive): New function.
19683 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
19684 * config/mips/predicates.md (symbolic_operand_with_high)
19685 (tls_reloc_operand): New predicates.
19686 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
19687 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
19688 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
19689 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
19690 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
19691 (*tls_get_tp_mips16_call_<mode>): Likewise.
19693 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
19695 PR rtl-optimization/51821
19696 * recog.c (peep2_find_free_register): Determine clobbered registers
19699 2012-01-14 Denis Chertykov <chertykov@gmail.com>
19702 * config/avr/avr-protos.h: Revert change of 2012-01-09.
19703 * config/avr/avr.c: Likewise.
19704 * config/avr/avr.h: Likewise.
19706 2012-01-13 Ian Lance Taylor <iant@google.com>
19709 * tree.h (TYPE_QUALS): Add cast to int.
19710 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
19712 2012-01-13 Ian Lance Taylor <iant@google.com>
19714 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
19715 comparing param_index to VEC_length result.
19717 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
19719 * c-decl.c: Do not include tree-mudflap.h
19720 * tree-optimize.c: Likewise.
19721 * Makefile.in: Update dependencies.
19723 2012-01-13 Richard Guenther <rguenther@suse.de>
19726 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
19727 variable-sized result always use RSO.
19729 2012-01-12 DJ Delorie <dj@redhat.com>
19731 * cfgexpand.c (convert_debug_memory_address): Allow any valid
19732 pointer type, not just the default pointer type.
19734 2012-01-09 Richard Henderson <rth@redhat.com>
19735 Denis Chertykov <chertykov@gmail.com>
19738 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
19739 * config/avr/avr.c (avr_can_eliminate): Simplify.
19740 (avr_initial_elimination_offset): Likewise.
19741 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
19742 (expand_epilogue): Likewise.
19743 (avr_legitimize_address): Gut.
19744 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
19745 (avr_hard_regno_nregs): New.
19746 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
19747 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
19748 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
19749 add soft frame pointer.
19750 (CALL_USED_REGISTERS): Likewise.
19751 (REG_CLASS_CONTENTS): Likewise.
19752 (REGISTER_NAMES): Likewise.
19753 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
19754 (HARD_FRAME_POINTER_REGNUM): New.
19755 (FRAME_POINTER_REGNUM): Use soft frame pointer.
19756 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
19757 remove the HARD_FRAME_POINTER self-elimination.
19759 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
19762 * config/avr/avr.c (avr_encode_section_info): Test for absence of
19763 DECL_EXTERNAL when checking for initializers of progmem variables.
19765 2012-01-12 Ira Rosen <irar@il.ibm.com>
19767 PR tree-optimization/51799
19768 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
19769 that the last operation is a type demotion.
19771 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
19773 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
19774 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
19776 2012-01-11 Jakub Jelinek <jakub@redhat.com>
19779 * combine.c (distribute_notes): If i3 is a noreturn call,
19780 allow old_size to be equal to args_size and make sure the
19781 noreturn call gets REG_ARGS_SIZE note.
19782 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
19783 on noreturn calls even when the delta is 0.
19785 2012-01-11 Nathan Sidwell <nathan@acm.org>
19787 * gcov.c (STRING_SIZE): Remove.
19788 (generate_results): Erase annotations for source files with no
19789 coverage information.
19791 (output_lines): Use it.
19793 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
19795 * gimple.h (gimplify_body): Remove first argument.
19796 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
19797 pointer set here, instead just pass DATA to walk_tree.
19798 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
19799 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
19800 (unvisit_body): Likewise, but with unmark_visited.
19801 (gimplify_body): Remove BODY_P argument and adjust.
19802 (gimplify_function_tree): Adjust call to gimplify_body.
19803 * omp-low.c (finalize_task_copyfn): Likewise.
19805 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
19807 * tree.h (build_function_decl_skip_args): Add boolean parameter.
19808 (build_function_type_skip_args): Delete.
19809 * tree.c (build_function_type_skip_args): Make static and add
19810 SKIP_RETURN parameter. Fix thinko in the handling of variants.
19811 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
19812 pass it to build_function_type_skip_args.
19813 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
19814 (tree_function_versioning): Likewise.
19815 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
19816 build_function_decl_skip_args.
19817 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
19818 and pass it to build_function_decl_skip_args/tree_function_versioning.
19819 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
19820 * ipa-inline-transform.c (save_inline_function_body): Likewise.
19821 * trans-mem.c (ipa_tm_create_version): Likewise.
19822 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
19823 * tree-inline.c (declare_return_variable): Remove always-true test.
19824 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
19825 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
19826 * ipa-split.c (split_function): Skip the return value for the split
19827 part if it doesn't return.
19829 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19831 PR tree-optimization/49642
19832 * ipa-split.c (forbidden_dominators): New variable.
19833 (check_forbidden_calls): New function.
19834 (dominated_by_forbidden): Likewise.
19835 (consider_split): Check for forbidden dominators.
19836 (execute_split_functions): Initialize and free forbidden
19837 dominators info; call check_forbidden_calls.
19839 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
19841 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
19843 2012-01-11 Nick Clifton <nickc@redhat.com>
19845 * config/rx/rx.md (return): Define pattern.
19847 2012-01-11 Richard Guenther <rguenther@suse.de>
19849 * doc/extend.texi (malloc attribute): Adjust according to
19852 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
19853 Patrick Marlier <patrick.marlier@gmail.com>
19855 PR middle-end/51516
19856 * trans-mem.c (get_cg_data): Traverse aliases if requested.
19857 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
19858 (ipa_tm_note_irrevocable): Same.
19859 (ipa_tm_scan_irr_block): Same.
19860 (ipa_tm_decrement_clone_counts): Same.
19861 (ipa_tm_scan_irr_function): Same.
19862 (ipa_tm_create_version_alias): Same.
19863 (ipa_tm_create_version): Same.
19864 (ipa_tm_transform_calls_redirect): Same.
19865 (ipa_tm_transform_calls): Same.
19866 (ipa_tm_transform_transaction): Same.
19867 (ipa_tm_execute): Same.
19869 2012-01-10 Richard Guenther <rguenther@suse.de>
19871 PR middle-end/51806
19872 * opts.c (common_handle_option): Handle -Werror.
19874 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
19876 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
19879 2012-01-10 Jason Merrill <jason@redhat.com>
19881 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
19884 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19886 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
19887 supports R_386_TLS_GD_PLT reloc.
19888 (gcc_cv_as_ix86_tlsldmplt): Check if linker
19889 supports R_386_TLS_LDM_PLT reloc.
19890 * configure: Regenerate.
19891 * config.in: Regenerate.
19893 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
19896 Extend __pgmx semantics to linearize memory.
19897 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
19898 determine if code comes inline or from libgcc.
19899 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
19900 (movmem_qi, movmem_qi): Set constraint #2 to "n".
19901 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
19902 (movmemx_qi, movmemx_hi): New insns.
19903 (xload_<mode>_libgcc): Rewrite to new insn condition.
19904 (xload_<mode>): Remove insns.
19905 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
19906 cases that don't satisfy avr_xload_libgcc_p().
19907 (avr_addr_space_convert): Allow converting in any direction.
19908 (avr_addr_space_subset_p): Return always true.
19909 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
19910 (avr_emit_movmemhi): Ditto.
19911 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
19912 (avr_out_movmem): Ditto.
19913 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
19914 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
19915 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
19916 (avr_encode_section_info): Encode 'progmem' in symbol flags.
19917 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
19919 2012-01-10 Richard Guenther <rguenther@suse.de>
19921 PR tree-optimization/50913
19922 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
19923 Require data-refs to be representable by Graphite with respect
19926 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
19928 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
19929 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
19931 2012-01-10 Tom de Vries <tom@codesourcery.com>
19933 PR rtl-optimization/51271
19934 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
19935 handling annulled branch.
19937 2012-01-10 Richard Henderson <rth@redhat.com>
19939 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
19940 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
19941 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
19942 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
19943 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
19944 arm_expand_vec_perm_const): New.
19945 * config/arm/arm-protos.h: Update.
19946 * config/arm/neon.md (UNSPEC_VCONCAT): New.
19947 (*neon_vswp<VDQX>): New.
19948 (neon_vcombine<VDX>): Use neon_split_vcombine.
19949 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
19950 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
19951 (vec_perm<VE>): New.
19953 2012-01-10 Richard Henderson <rth@redhat.com>
19955 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
19956 use it if reload_completed.
19957 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
19958 arm_output_asm_insn, arm_process_output_memory_barrier,
19959 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
19960 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
19961 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
19962 arm_process_output_sync_insn, arm_output_sync_insn,
19963 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
19964 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
19965 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
19966 (emit_unlikely_jump): New.
19967 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
19968 (arm_split_atomic_op): New.
19969 * config/arm/arm-protos.h: Update.
19970 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
19971 (struct arm_sync_generator): Remove.
19972 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
19973 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
19974 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
19975 (VUNSPEC_LL, VUNSPEC_SC): New.
19976 (sync_result, sync_memory, sync_required_value, sync_new_value,
19977 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
19978 (attr length): Don't use arm_sync_loop_insns.
19979 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
19980 (movsfcc, movdfcc): Likewise.
19981 * config/arm/constraints.md (Ua): New.
19982 * config/arm/prediates.md (mem_noofs_operand): New.
19983 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
19984 (sync_clobber, sync_t2_reqd): Remove.
19985 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
19986 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
19987 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
19988 (arm_sync_compare_and_swap<SIDI>): Remove.
19989 (arm_sync_compare_and_swap<NARROW>): Remove.
19990 (arm_sync_lock_test_and_set<SIDI>): Remove.
19991 (arm_sync_lock_test_and_set<NARROW>): Remove.
19992 (arm_sync_new_<syncop><SIDI>): Remove.
19993 (arm_sync_new_<syncop><NARROW>): Remove.
19994 (arm_sync_new_nand<SIDI>): Remove.
19995 (arm_sync_new_nand<NARROW>): Remove.
19996 (arm_sync_old_<syncop><SIDI>): Remove.
19997 (arm_sync_old_<syncop><NARROW>): Remove.
19998 (arm_sync_old_nand<SIDI>): Remove.
19999 (arm_sync_old_nand<NARROW>): Remove.
20000 (*memory_barrier): Merge arm_output_memory_barrier.
20001 (atomic_compare_and_swap<QHSD>): New.
20002 (atomic_compare_and_swap<NARROW>_1): New.
20003 (atomic_compare_and_swap<SIDI>_1): New.
20004 (atomic_exchange<QHSD>): New.
20005 (cas_cmp_operand, cas_cmp_str): New.
20006 (atomic_op_operand, atomic_op_str): New.
20007 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
20008 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
20009 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
20010 (arm_load_exclusive<NARROW>): New.
20011 (arm_load_exclusivesi, arm_load_exclusivedi): New.
20012 (arm_store_exclusive<QHSD>): New.
20014 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
20016 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
20017 reload patterns if -mvsx-scalar-memory.
20019 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
20020 generated, even -mno-vsx-scalar-double was used.
20021 (vsx_xscvdpsp_scalar): Likewise.
20022 (vsx_xscvspdp_scalar2): Likewise.
20024 2012-01-09 Tom de Vries <tom@codesourcery.com>
20025 Andrew Pinski <apinski@cavium.com>
20028 * reorg.c (fill_slots_from_thread): Don't speculate
20029 frame-related insns.
20031 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
20033 * sched-int.h (bb_note): Move to...
20034 * basic-block.h: ...here.
20035 * haifa-sched.c (bb_note): Move to...
20036 * cfgrtl.c: ...here.
20037 * function.c (next_block_for_reg): New function.
20038 (move_insn_for_shrink_wrap): Likewise.
20039 (prepare_shrink_wrap): Rewrite to use the above.
20041 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
20043 * gimple.c (is_gimple_non_addressable): Remove.
20044 * gimple.h: Remove is_gimple_non_addressable.
20045 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
20046 is_gimple_non_addressable.
20047 * trans-mem.c (expand_assign_tm): Same.
20049 2012-01-09 Richard Guenther <rguenther@suse.de>
20051 PR tree-optimization/51775
20052 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
20053 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
20055 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
20057 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
20059 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
20061 2012-01-09 Richard Guenther <rguenther@suse.de>
20063 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
20065 2012-01-08 Jan Hubicka <jh@suse.cz>
20067 PR tree-optimize/51680
20068 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
20069 on when known_vals needs to be computed; cleanup.
20071 2012-01-08 Jan Hubicka <jh@suse.cz>
20073 PR tree-optimize/51694
20074 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
20076 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
20078 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
20079 for -std=c++98 and -std=c++11 too.
20081 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
20083 * cfgloop.c (cancel_loop): Add free() of bbs array.
20085 2012-01-07 Jan Hubicka <jh@suse.cz>
20087 PR tree-optimization/51600
20088 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
20089 that benefits small functions.
20091 2012-01-07 Jan Hubicka <jh@suse.cz>
20093 * ipa-inline.c (want_inline_small_function_p): Fix formating.
20095 2012-01-07 Jan Hubicka <jh@suse.cz>
20097 PR tree-optimization/51680
20098 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
20099 whose inlining reduce unit size.
20101 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
20104 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
20105 Add canonical node to containing_mem chain after the non-canonical
20106 one, even if there weren't any locs to propagate.
20107 (remove_useless_values): Keep only canonical values.
20108 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
20109 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
20110 canonicalize mem_chain elements that are not discarded.
20112 2012-01-06 Jakub Jelinek <jakub@redhat.com>
20115 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
20116 before emitting functions.
20118 PR gcov-profile/50127
20119 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
20120 clear_aux_for_blocks.
20122 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
20125 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
20127 2012-01-06 Arnaud Charlet <charlet@adacore.com>
20129 * c-decl.c (ext_block): Moved up.
20130 (collect_all_refs, for_each_global_decl): Take ext_block into account.
20132 2012-01-06 Han Shen <shenhan@google.com>
20134 Translate built-in include paths for sysroot.
20135 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
20136 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
20138 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
20139 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
20141 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
20142 control whether sysroot should be prepended to gxx include dir.
20144 * configure: Regenerate.
20146 2012-01-06 Torvald Riegel <triegel@redhat.com>
20148 PR rtl-optimization/51771
20149 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
20150 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
20152 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
20154 PR tree-optimization/51315
20155 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
20156 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
20158 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
20161 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
20162 for shrp pattern. Correctly handle and fixup shift variable.
20163 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
20165 2012-01-05 Jakub Jelinek <jakub@redhat.com>
20168 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
20169 note when !ACCUMULATE_OUTGOING_ARGS.
20171 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
20173 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
20175 (extract_range_from_unary_expr_1): Avoid useless computations.
20177 2012-01-05 Jakub Jelinek <jakub@redhat.com>
20179 PR rtl-optimization/51767
20180 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
20181 of jump_block and add an extra edge for degenerated asm gotos.
20183 PR middle-end/51768
20184 * stmt.c (check_unique_operand_names): Don't ICE during error
20185 reporting if i is from labels chain.
20187 PR middle-end/44777
20188 * profile.c (branch_prob): Split bbs that have exit edge
20189 and need a fake entry edge too.
20191 2012-01-05 Jan Hubicka <jh@suse.cz>
20193 PR middle-end/49710
20194 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
20197 2012-01-05 Richard Guenther <rguenther@suse.de>
20200 * tree-streamer-out.c (write_ts_optimization): New function.
20201 (streamer_write_tree_body): Call it.
20202 * tree-streamer-in.c (lto_input_ts_optimization): New function.
20203 (streamer_read_tree_body): Call it.
20204 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
20206 2012-01-05 Jakub Jelinek <jakub@redhat.com>
20208 PR middle-end/51761
20209 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
20210 * gimplify.c (gimplify_cleanup_point_expr): Save and set
20211 in_cleanup_point_expr before gimplify_stmt call and restore it
20213 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
20214 in_cleanup_point_expr is false.
20216 2012-01-05 Richard Guenther <rguenther@suse.de>
20218 PR middle-end/51764
20219 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
20221 * toplev.c (process_options): Reject combining mudflap and LTO.
20222 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
20224 2012-01-05 Richard Guenther <rguenther@suse.de>
20226 PR tree-optimization/51760
20227 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
20229 (bit_value_unop): Handle UNDEFINED operands.
20230 (bit_value_binop): Likewise.
20232 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
20234 * config/avr/avr.c (avr_replace_prefix): Remove.
20235 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
20236 (avr_asm_function_rodata_section): Ditto.
20237 (avr_asm_select_section): Ditto.
20239 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
20241 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
20244 2012-01-05 Jakub Jelinek <jakub@redhat.com>
20247 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
20248 calls that have any non-fake successor edges.
20251 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
20253 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
20255 PR tree-optimization/51624
20256 * tree-sra.c (build_ref_for_model): When replicating a chain of
20257 COMPONENT_REFs, stop as soon as the offset would become negative.
20259 2012-01-04 Jakub Jelinek <jakub@redhat.com>
20262 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
20263 in .debug_loc on the floor.
20265 2012-01-04 Andrew Pinski <apinski@cavium.com>
20267 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
20269 2012-01-04 Andrew Pinski <apinski@cavium.com>
20270 Adam Nemet <anemet@caviumnetworks.com>
20272 * config/mips/mips.md (size): Add SI and DI.
20273 (SIZE): New mode attribute.
20274 (U): New code attribute.
20275 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
20276 (mips_lbux_<mode>): Delete.
20277 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
20278 (mips_lhx): Use gen_mips_lhx_extsi.
20279 (mips_lhx_<mode>): Delete.
20280 (mips_lwx): Delete.
20281 (mips_l<size>x): New expand.
20282 (mips_lwx_<mode>): Delete.
20283 (mips_l<GPR:size>x_<P:mode>): New pattern.
20284 (*mips_lw<u>x_<P:mode>_ext): Likewise.
20285 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
20286 * config/mips/mips.c (mips_lx_address_p): New function.
20287 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
20288 (dsp64): New availability predicate.
20289 (mips_builtins): Add an entry for __builtin_mips_ldx.
20290 * config/mips/mips.h (ISA_HAS_LBX): New define.
20291 (ISA_HAS_LBUX): Likewise.
20292 (ISA_HAS_LHX): Likewise.
20293 (ISA_HAS_LHUX): Likewise.
20294 (ISA_HAS_LWX): Likewise.
20295 (ISA_HAS_LWUX): Likewise.
20296 (ISA_HAS_LDX): Likewise.
20297 * doc/extend.texi (__builtin_mips_ldx): Document.
20299 2012-01-04 Tristan Gingold <gingold@adacore.com>
20301 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
20302 when long pointers are used.
20303 * config.build (*-*-*vms*): Handle all OpenVMS targets.
20304 (alpha64-dec-*vms*, alpha*-dec-*vms*)
20305 (ia64-hp-*vms*): Remove.
20306 * config/vms/xm-vms64.h: Delete.
20308 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
20310 PR middle-end/51472
20311 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
20313 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
20315 * opts.c (finish_options): Remove duplicate sorry.
20317 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
20319 PR middle-end/51696
20320 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
20323 2012-01-04 Richard Guenther <rguenther@suse.de>
20325 PR middle-end/51750
20326 * tree.c (size_low_cst): New function.
20327 * tree.h (size_low_cst): Declare.
20328 * fold-const.c (fold_comparison): Use it to extract the low
20329 part of the POINTER_PLUS_EXPR offset.
20331 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
20333 Fix clearing ZERO_REG
20334 * config/avr/avr.md (cc): Add alternative "ldi".
20335 (movqi_insn): Use it in cc attribute.
20336 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
20337 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
20338 (output_reload_insisf): Use ZERO_REG to pre-clear register.
20340 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20342 * configure: Regenerate.
20344 2012-01-04 Richard Guenther <rguenther@suse.de>
20346 PR tree-optimization/49651
20347 * tree-ssa-structalias.c (type_can_have_subvars): New function.
20348 (var_can_have_subvars): Use it.
20349 (get_constraint_for_1): Only consider subfields if there can be any.
20351 2012-01-03 Jakub Jelinek <jakub@redhat.com>
20354 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
20355 to its new canonical_cselib_val and the cselib_val was in
20356 first_containing_mem chain, but the canonical_cselib_val was not,
20357 add the latter into the chain.
20358 (cselib_invalidate_mem): Compare canonical_cselib_val of
20359 addr_list chain elt with v.
20362 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
20363 dwarf2out_undef): Allocate e.info using ggc_strdup instead
20365 (output_macinfo_op): Don't ggc_strdup fd->filename.
20366 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
20367 then ggc_strdup it. Don't free inc->info or cur->info.
20368 (output_macinfo): Don't free ref->info or file->info.
20370 2012-01-03 Ira Rosen <irar@il.ibm.com>
20372 PR tree-optimization/51269
20373 * tree-vect-loop-manip.c (set_prologue_iterations): Make
20374 first_niters a pointer.
20375 (slpeel_tree_peel_loop_to_edge): Likewise.
20376 (vect_do_peeling_for_loop_bound): Update call to
20377 slpeel_tree_peel_loop_to_edge.
20378 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
20379 here. Remove it from the parameters list.
20380 (vect_do_peeling_for_alignment): Update calls and compute
20381 wide_prolog_niters.
20383 2012-01-03 Richard Guenther <rguenther@suse.de>
20385 PR tree-optimization/51070
20386 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
20387 Properly handle calls.
20389 2012-01-03 Richard Guenther <rguenther@suse.de>
20391 PR tree-optimization/51692
20392 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
20393 the LHS of allocation stmts.
20395 2012-01-03 Olivier Hainque <hainque@adacore.com>
20397 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
20399 2012-01-03 Olivier Hainque <hainque@adacore.com>
20401 * collect2.c (main): In AIX specific computations for vector
20402 insertions, use CONST_CAST2 to cast from char ** to const char **.
20404 2012-01-03 Richard Guenther <rguenther@suse.de>
20407 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
20408 the context of a limbo DIE when it does not already exist.
20410 2012-01-03 Jakub Jelinek <jakub@redhat.com>
20412 PR tree-optimization/51719
20413 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
20414 but direct call is, clear direct call's lhs and don't add fallthrough
20415 edge from dcall_bb to join_bb and PHIs.
20417 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20419 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
20420 the instructions emitted by the pattern.
20421 ("*TDC_insn_<mode>"): Add comment.
20423 2012-01-03 Richard Guenther <rguenther@suse.de>
20425 PR middle-end/51730
20426 * fold-const.c (fold_comparison): Properly canonicalize
20427 tree offset and HOST_WIDE_INT bit position.
20429 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
20431 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
20432 operands for extzv pattern.
20434 2012-01-02 Jakub Jelinek <jakub@redhat.com>
20437 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
20440 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
20442 * doc/invoke.texi (-flto and related options): Copy-edit.
20444 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20446 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
20448 2012-01-02 Jakub Jelinek <jakub@redhat.com>
20450 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
20453 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20455 * expr.h (move_by_pieces_ninsns): Declare.
20456 * expr.c (move_by_pieces_ninsns): Make external.
20457 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
20458 (mips_store_by_pieces_p): Likewise.
20459 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
20460 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
20461 * config/mips/mips.c (mips_move_by_pieces_p): New function.
20462 (mips_store_by_pieces_p): Likewise.
20464 2012-01-02 Jakub Jelinek <jakub@redhat.com>
20466 * passes.c (register_one_dump_file): Free full_name.
20468 * reload1.c (reload): Don't allocate reg_max_ref_width here.
20469 (calculate_elim_costs_all_insns): Free offsets_at and
20470 offsets_known_at at the end and clear the pointers.
20472 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
20474 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
20475 this option introduced in r180739.
20477 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
20480 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
20481 (tmake_file target=avr): Add avr/t-multilib.
20483 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
20484 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
20485 * config/avr/genmultilib.awk: New file.
20486 * config/avr/t-multilib: New auto-generated file.
20487 * config/avr/multilib.h: New auto-generated file.
20488 * config/avr/t-avr (AVR_MCUS): New variable.
20489 (genopt.sh): Use it.
20490 (s-mlib): Depend on t-multilib.
20491 (t-multilib, multilib.h): New dependencies.
20492 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
20493 (MULTILIB_OPTIONS): Remove.
20494 (MULTILIB_MATCHES): Remove.
20495 (MULTILIB_DIRNAMES): Remove.
20496 (MULTILIB_EXCEPTIONS): Remove:
20497 * config/avr/genopt.sh: Don't use hard coded file name;
20498 pass AVR_MCUS from t-avr instead.
20500 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
20502 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
20504 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
20506 Implement light-weight DImode support.
20507 * config/avr/avr-dimode.md: New file.
20508 * config/avr/avr.md: Include it.
20509 (adjust_len): Add plus64, compare64.
20510 (HIDI): Remove code iterator.
20511 (code_stdname): New code attribute.
20512 (rotx, rotsmode): Remove DI.
20513 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
20515 * config/avr/avr-protos.h (avr_have_dimode): New.
20516 (avr_out_plus64, avr_out_compare64): New.
20517 * config/avr/avr.c (avr_out_compare): Handle DImode.
20518 (avr_have_dimode): New variable definition and initialization.
20519 (avr_out_compare64, avr_out_plus64): New functions.
20520 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
20521 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
20522 (avr_compare_pattern): Skip DImode comparisons.
20524 2012-01-02 Revital Eres <revital.eres@linaro.org>
20526 * ddg.c (def_has_ccmode_p): New function.
20527 (add_cross_iteration_register_deps,
20528 create_ddg_dep_from_intra_loop_link): Call it.
20530 2012-01-02 Richard Guenther <rguenther@suse.de>
20533 * invoke.texi (fassociative-math): Remove spurious paranthesis.
20535 2012-01-01 Jakub Jelinek <jakub@redhat.com>
20537 * gcc.c (process_command): Update copyright notice dates.
20538 * gcov.c (print_version): Likewise.
20539 * gcov-dump.c (print_version): Likewise.
20540 * mips-tfile.c (main): Likewise.
20541 * mips-tdump.c (main): Likewise.
20543 2012-01-01 Ira Rosen <irar@il.ibm.com>
20545 PR tree-optimization/51704
20546 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
20547 a use is inside the basic block or loop before accessing its vect info.
20549 2012-01-01 Jan Hubicka <jhjh@suse.cz>
20551 PR rtl-optimization/51069
20552 * cfgloopmanip.c (remove_path): Removing path making irreducible
20553 region unconditional makes BB part of the region.
20555 2012-01-01 Jakub Jelinek <jakub@redhat.com>
20557 PR tree-optimization/51683
20558 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
20559 calls with side-effects.
20560 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
20562 Copyright (C) 2012 Free Software Foundation, Inc.
20564 Copying and distribution of this file, with or without modification,
20565 are permitted in any medium without royalty provided the copyright
20566 notice and this notice are preserved.