1 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
3 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
5 2012-04-19 Jim Meyering <meyering@redhat.com>
7 genmodes: remove misleading use of strncpy
8 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
9 We verified above that the string(including trailing NUL) fits in buf,
12 2012-04-19 Richard Guenther <rguenther@suse.de>
14 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
15 for dumping DECL_SECTION_NAME.
17 2012-04-19 Michael Matz <matz@suse.de>
20 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
21 (struct tree_vector): Adjust GTY length.
22 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
24 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
26 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
27 caller emitted the length calulation already.
28 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
29 before handling any of the fields for structs.
31 2012-04-19 Richard Guenther <rguenther@suse.de>
33 PR tree-optimization/53031
34 * tree-vrp.c (adjust_range_with_scev): Revert back to
35 using max_loop_iterations.
37 2012-04-19 Michael Matz <matz@suse.de>
39 * diagnostic.c (emit_diagnostic): Move va_end call after user
41 (warning, warning_at, pedwarn, permerror): Ditto.
43 2012-04-19 Richard Guenther <rguenther@suse.de>
45 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
48 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
51 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
54 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
56 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
58 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
61 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
62 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
64 2012-04-19 Richard Guenther <rguenther@suse.de>
66 PR rtl-optimization/44688
67 * loop-iv.c (determine_max_iter): Only return max_iter.
68 (iv_number_of_iterations): Also use the recorded loop bound
69 on the maximum number of iterations.
70 * loop-unroll.c (decide_unroll_runtime_iterations): Use
71 max_iter to avoid unrolling loops that do not roll.
72 (decide_unroll_stupid): Likewise.
74 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
76 * targhooks.c (default_case_values_threshold): Fix code style nit.
78 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
79 case range and type folding from here...
80 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
81 type, as documented in tree.def.
83 2012-04-18 Jan Hubicka <jh@suse.cz>
85 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
87 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
88 cgraph hash and same comdat groups.
89 (cgraph_optimize); Verify symbol table.
90 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
91 (dissolve_same_comdat_group_list): Work on symtab nodes.
92 (function_and_variable_visibility): Dissolve variable same comdat group
94 * symtab.c: Include timevar.h
95 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
97 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
99 * tree-switch-conversion.c (info): Remove global pass info.
100 (check_range, check_process_case, check_final_bb, create_temp_arrays,
101 free_temp_arrays, gather_default_values, build_constructors,
102 array_value_type, build_one_array, build_arrays, gen_def_assigns,
103 fix_phi_nodes, gen_inbound_check): Pass info around from ...
104 (process_switch): ... here. Unify message format. Return a const
105 char pointer to the failure reason message.
106 (do_switchconv): Unify message format. Update process_switch usage.
108 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
109 * tree-cfg.c (edge_to_cases): Fix documentation.
111 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
113 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
115 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
117 PR tree-optimization/52976
118 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
119 (possibly_move_powi): New function.
120 (rewrite_expr_tree): Call possibly_move_powi.
121 (rewrite_expr_tree_parallel): Likewise.
122 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
123 call add_to_ops_vec instead.
125 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
127 PR tree-optimization/52976
128 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
129 (decrement_power): Likewise.
130 (propagate_op_to_single_use): Likewise.
131 (zero_one_operation): Handle __builtin_pow* calls in linearized
132 expression trees; factor logic into propagate_op_to_single_use.
133 (undistribute_ops_list): Allow operands with repeat counts > 1.
135 2012-04-18 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/44688
138 * cfgloop.h (record_niter_bound): Declare.
139 * tree-ssa-loop-niter.c (record_niter_bound): Export.
140 Update the estimation with the upper bound here...
141 (estimate_numbers_of_iterations_loop): ... instead of here.
142 Do not forcefully reset a recorded upper bound.
143 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
144 Record the maximum number of loop iterations of the
147 2012-04-18 Jan Hubicka <jh@suse.cz>
149 * lto-symtab.c (lto_cgraph_replace_node): Update.
150 * cgraphbuild.c (record_reference, record_type_list,
151 record_eh_tables, mark_address, mark_load, mark_store): Update.
152 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
153 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
155 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
156 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
157 * reload.c: Fix typo in comment.
158 * rtlanal.c: Likewise.
159 * tree-emultls.c (gen_emutls_addr): Update.
160 * ipa-reference.c (analyze_function): Update.
161 * cgraphunit.c (cgraph_analyze_function,
162 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
164 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
165 (ipa_remove_reference): Likewise.
166 (ipa_remove_all_refering): Rename to ...
167 (ipa_remove_all_referring): ... this one; update.
168 (ipa_dump_references): Update.
169 (ipa_dump_referring): Update.
170 (ipa_clone_references): Update.
171 (ipa_clone_refering): Rename to ...
172 (ipa_clone_referring): ... this one; update.
173 (ipa_ref_cannot_lead_to_return): Update.
174 (ipa_ref_has_aliases_p): Update.
175 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
177 (ipa_ref_type): Remove.
178 (ipa_ref_ptr_u): Remove.
179 (ipa_ref): Remove referencing, refered, refered_index, refering_type
180 and refered_type; add referring, referred and referred_index.
181 (ipa_ref_list): Rename refering to referring.
182 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
183 ipa_clone_references, ipa_clone_referring): Update prototypes.
184 * lto-cgraph.c (referenced_from_other_partition_p): Update.
185 (lto_output_ref): Update.
186 (add_references): Update.
187 (input_varpool_node): Update.
188 (input_refs): Update.
189 * ipa-ref-inline.h (ipa_ref_node): Update.
190 (ipa_ref_varpool_node): Update.
191 (ipa_ref_referring_node); Update.
192 (ipa_ref_referring_varpool_node): Update.
193 (ipa_ref_referring_ref_list); Update.
194 (ipa_ref_referred_ref_list): Update.
195 (ipa_ref_list_first_referring): Update.
196 (ipa_empty_ref_list): Update.
197 (ipa_ref_list_refering_iterate): Rename to ...
198 (ipa_ref_list_referring_iterate): ... this one.
199 * cse.c: Update comment.
200 * ipa-utils.c (ipa_reverse_postorder): Update.
201 * tree-ssa-alias.c: Update.
202 * ipa-inline.c (reset_edge_caches): Update.
203 (update_caller_keys): Update.
204 * ipa-inline.h: Update comments.
205 * jump.c: Update comment.
207 * ipa.c (process_references): Update.
208 (cgraph_remove_unreachable_nodes): Likewise.
209 (ipa_discover_readonly_nonaddressable_var): Likewise.
210 (cgraph_address_taken_from_non_vtable_p): Likewise.
211 * trans-mem.c (ipa_tm_execute): Update.
212 * simplify-rtx.c: Fix comment.
213 * rtl.c: Fix comment.
214 * symtab.c (symtab_unregister_node): Update.
215 * varpool.c (dump_varpool_node): Update.
216 (varpool_analyze_pending_decls): Update.
217 (assemble_aliases): Update.
218 (varpool_for_node_and_aliases): Update.
220 2012-04-18 Richard Guenther <rguenther@suse.de>
222 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
223 use_undefined_p parameter.
224 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
225 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
227 (estimate_numbers_of_iterations): Likewise.
228 (estimated_loop_iterations): Adjust.
229 (max_loop_iterations): Likewise.
230 (scev_probably_wraps_p): Likewise.
231 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
232 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
233 not max_loop_iterations.
234 (execute_vrp): Remove explicit number of iterations estimation.
236 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
238 * config/i386/linux-common.h: New.
240 * config.gcc: Add i386/linux-common.h before
241 all i386/linux.h and i386/linux64.h usages.
243 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
244 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
245 * config/i386/gnu-user64.h: Likewise.
247 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
248 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
249 (GNU_USER_TARGET_MATHFILE_SPEC): New.
250 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
252 2012-04-18 Jan Hubicka <jh@suse.cz>
254 * cgraph.c (cgraph_node_name): Remove.
255 (dump_cgraph_node): Use dump_symtab_base; reformat.
256 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
257 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
259 (cgraph_node_name, varpool_node_name): Remove.
260 (cgraph_node_asm_name, varpool_node_asm_name,
261 cgraph_node_name, varpool_node_name): New.
262 * tree-pass.h (TODO_dump_cgraph): Rename to ...
263 (TODO_dump_symtab): ... this one.
264 * ipa-cp (pass_ipa_cp): Update.
265 * ia-reference.c (generate_summary, read_write_all_from_decl,
266 propagate, ipa_reference_read_optimization_summary): Update.
267 * cgraphunit.c (cgraph_analyze_functions): Update.
268 (cgraph_optimize): Update.
269 * ipa-ref.c (ipa_dump_references): Update.
270 (ipa_dump_refering): Update.
271 * ipa-inline.c (pass_ipa_inline): Update.
272 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
273 * ipa.c (pass_ipa_function_visibility,
274 pass_ipa_whole_program_visibility): Update.
275 * tree-sra.c (pass_early_ipa_sra): Update.
276 * symtab.c: Include langhooks.h
277 (symtab_node_asm_name): New.
278 (symtab_node_name): New.
279 (symtab_type_names): New static var.
280 (dump_symtab_base): New.
281 (dump_symtab_node, dump_symtab): New.
282 (debug_symtab_node, debug_symtab): New.
283 * tree-ssa-structalias.c: Dump symbol table.
284 * pases.c (execute_todo): Handle TODO_dump_symtab instead
286 * varpoo.c (varpool_node_name): Remove.
287 (dump_varpool_node): Use dump_symtab_base; reformat.
289 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
291 * doc/invoke.texi (Language Independent Options): @item should be
294 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
297 * rtl.c (rtx_code_size): Handle ADDRESS.
299 2012-04-17 Tom de Vries <tom@codesourcery.com>
301 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
304 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/sync.md (atomic_<code><mode>): Rename to
308 atomic_<logic><mode>.
310 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
312 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
313 * alias.c (reg_base_value): Expand and update comment.
314 (arg_base_value): New variable.
315 (unique_id): Move up file.
316 (unique_base_value, unique_base_value_p, known_base_value_p): New.
317 (find_base_value): Use arg_base_value and known_base_value_p.
318 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
319 (find_base_term): Use known_base_value_p.
320 (base_alias_check): Use unique_base_value_p.
321 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
322 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
324 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
326 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
328 2012-04-17 Michael Matz <matz@suse.de>
330 PR tree-optimization/18437
331 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
332 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
333 (vect_check_strided_load): Declare.
334 * tree-vect-data-refs.c (vect_check_strided_load): New function.
335 (vect_analyze_data_refs): Use it to accept strided loads.
336 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
338 2012-04-17 Richard Guenther <rguenther@suse.de>
341 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
342 loops when redirecting an entry or latch edge.
344 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
346 * sel-sched.c (sel_global_init): Revert previous change.
348 2012-04-17 Richard Guenther <rguenther@suse.de>
350 * tree-flow.h (array_at_struct_end_p): Move declaration ...
351 * tree.h (array_at_struct_end_p): ... here.
352 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
353 * expr.c (array_at_struct_end_p): ... here. Rewrite.
355 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
357 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
359 (estimate_case_costs): Remove.
360 (expand_case): Do not call estimate_case_costs
361 to set use_cost_table.
362 (balance_case_nodes): Do not use use_cost_table.
364 2012-04-16 Jan Hubicka <jh@suse.cz>
366 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
367 (hash_node, eq_node): Remove.
368 (cgraph_create_node): Do not handle hashtable.
369 (cgraph_get_node): Remove.
370 (cgraph_insert_node_to_hashtable): Remove.
371 (hash_node_by_assembler_name): Remove.
372 (eq_assembler_name): Remove.
373 (cgraph_node_for_asm): Rewrite.
374 (cgraph_find_replacement_node): Break out from ...
375 (cgraph_remove_node): ... here; do not maintain hashtables.
376 (change_decl_assembler_name): Remove.
377 (cgraph_clone_node): Do not maintain hashtables.
378 * cgraph.h (const_symtab_node): New typedef.
379 (cgraph_insert_node_to_hashtable): Remove.
380 (symtab_get_node, symtab_node_for_asm,
381 symtab_insert_node_to_hashtable): Declare.
382 (cgraph_find_replacement_node): Declare.
383 (cgraph_get_node, varpool_get_node): Turn into inlines.
384 (cgraph, varpool): Work sanely on NULL pointers.
385 (FOR_EACH_SYMBOL): New walker.
386 * ipa-inline-transform.c (save_inline_function_body): Use
387 symtab_insert_node_to_hashtable.
388 * symtab.c: Include ggc.h and diagnostics.h
389 (symtab_hash, assembler_name_hash): New static vars;
390 (hash_node, eq_node, hash_node_by_assembler_name,
391 eq_assembler_name, insert_to_assembler_name_hash,
392 unlink_from_assembler_name_hash): New.
393 (symtab_register_node): Update hashtables.
394 (symtab_insert_node_to_hashtable): New.
395 (symtab_unregister_node): Update hashtables.
396 (symtab_get_node): New.
397 (symtab_node_for_asm): New.
398 (change_decl_assembler_name): New.
399 * Makefile.in (symtab.o): Needs GTY.
400 * varpool.c (varpool_hash): Remove.
401 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
402 (varpool_node): Rewrite using varpool_get_node.
403 (varpool_remove_node): DO not maintain hashtables.
404 (varpool_node_for_asm); Rewrite.
406 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
408 * doc/invoke.texi: Copy-edit to put verbs in the present tense
409 when describing the current behavior of GCC.
411 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
413 * genemit.c (gen_exp): Remove ADDRESS handling.
414 * genoutput.c (scan_operands): Likewise.
415 * genpeep.c (match_rtx): Likewise.
416 * genrecog.c (add_to_sequence): Likewise.
418 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
420 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug
423 2012-04-16 Martin Jambor <mjambor@suse.cz>
425 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
428 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
431 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
432 hints for 'A' operand types.
434 2012-04-16 Jan Hubicka <jh@suse.cz>
436 * cgraph.h (symtab_node_base): Add next and previous pointers.
437 (cgraph_node): Remove next and preivous pointers.
438 (varpool_node): Likewise; remove next/previous GTY marker;
440 (symtab_node_def): Update GTY marker
441 (x_cgraph_nodes, cgraph_nodes): Remove.
442 (symtab_nodes): New function.
443 (cgraph_order): Rename to ...
444 (symtab_order): ... this one.
445 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
447 (x_varpool_nodes, varpool_nodes): Remove.
448 (FOR_EACH_STATIC_VARIABLE): Update.
449 (symtab_function_p, symtab_variable_p): New function.
450 (FOR_EACH_VARIABLE): Update.
451 (varpool_first_variable, varpool_next_variable): New functions.
452 (FOR_EACH_VARIABLE): Update.
453 (cgraph_first_defined_function): Update.
454 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
455 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
456 (cgraph_first_function, cgraph_next_function): New.
457 (FOR_EACH_FUNCTION): Update.
458 (cgraph_first_function_with_gimple_body,
459 cgraph_next_function_with_gimple_body): Update.
460 * symtab.c: New file.
461 * cgraph.c: Update copyright dates.
462 (x_cgraph_nodes, cgraph_order): Remove.
463 (NEXT_FREE_NODE): Update.
464 (SET_NEXT_FREE_NODE): New.
465 (cgraph_create_node_1): Remove common code.
466 (cgraph_create_node); Remove common code; call symtab_register_node.
467 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
468 (cgraph_add_asm_node); update.
469 (cgraph_clone_node): Register new node.
470 * cgraphunit.c (process_function_and_variable_attributes): Update.
471 (cgraph_analyze_functions): Update.
472 (cgraph_analyze_functions): Update.
473 (cgraph_output_in_order): Update.
474 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1): Update.
475 * ipa-inline.c (recursive_inlining); update.
476 * lto-streamer-in.c (lto_input_toplevel_asms); Update.
477 * ipa.c (cgraph_remove_unreachable_nodes): Update.
478 * Makefile.in: Add symtab.o
479 * varpool.c (x_varpool_nodes): Remove
480 (varpool_node): Remove common code; call symtab_register_node.
481 (varpool_remove_node); Remove common code; call symtab_unregister_node.
483 2012-04-16 Richard Guenther <rguenther@suse.de>
486 * tree.h (VECTOR_CST_NELTS): Adjust.
487 (struct tree_vector): Add explicit length field.
488 (make_vector_stat): Declare.
489 (make_vector): Define.
490 * tree.c (make_vector_stat): New function.
491 (build_vector_stat): Use it.
492 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
494 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
496 PR tree-optimization/52976
497 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
498 (undistribute_ops_list): Ops with repeat counts aren't eligible for
500 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
502 2012-04-16 Jan Hubicka <jh@suse.cz>
504 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
506 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
507 walkers to walk cgraph and varpool.
508 * cgraph.c (cgraph_node_for_asm): Likewise.
509 (dump_cgraph): Likewise.
510 * value-prof.c (init_node_map): Likewise.
511 * tree.c (free_lang_data_in_cgraph): Likewise.
512 * tree-emutls.c: (ipa_lower_emutls): Likewise.
513 * ipa-reference.c (generate_summary, propagate): Likewise.
514 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
515 cgraph_mark_functions_to_output, cgraph_output_in_order,
516 output_weakrefs, cgraph_materialize_all_clones,
517 cgraph_optimize): Likewise.
518 * lto-cgraph.c (merge_profile_summaries): Likewise.
519 (input_cgraph): Likewise.
520 * ipa-pure-const.c (generate_summary): Likewise.
521 (propagate): Likwise.
522 * ipa-utils.c (ipa_reduced_postorder): Likewise.
523 (ipa_free_postorder_info): Likewise.
524 (ipa_reverse_postorder): Likewise.
525 * ipa-inline.c (ipa_inline): Likewise.
526 * matrix-reorg.c (find_matrices_decl): Likewise.
527 (matrix_reorg): Likewise.
528 * tree-vectorizer.c (increase_alignment): Likewise.
529 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
530 (function_and_variable_visibility): Likewise.
531 (whole_program_function_and_variable_visibility): Likewise.
532 (ipa_cdtor_merge): Likewise.
533 * trans-mem.c (ipa_tm_execute): Likewise.
534 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
535 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
536 (ipa_print_all_params): Likewise.
537 (ipa_update_after_lto_read): Likewise.
538 * tree-profie.c (tree_profiling): Likewise.
539 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
540 * passes.c (dump_passes): Likewise.
541 (do_per_function): Likewise.
542 (ipa_write_summaries): Likewise.
543 * varpool.c (dump_varpool): Likewise.
544 (varpool_node_for_asm): Likewise.
545 (varpool_assemble_pending_decls): Likewise.
547 2012-04-16 Richard Guenther <rguenther@suse.de>
549 PR tree-optimization/52975
550 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
551 condition but always mark it with TRUTH_NOT_EXPR.
553 2012-04-16 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/52975
556 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
557 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
558 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
559 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
561 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
563 * config/i386/sse.md (ssse3_plusminus): New code iterator.
564 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
565 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
566 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
567 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
568 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
569 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
571 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
572 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
573 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
574 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
575 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
576 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
578 (xop_plus): New code iterator.
579 (macs): New code attribute.
581 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
582 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
584 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
585 xop_plus code iterator.
586 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
587 xop_plus code iterator.
588 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
589 xop_plus code iterator.
590 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
591 xop_plus code iterator.
593 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
594 any_extend code iterator.
595 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
596 any_extend code iterator.
597 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
598 any_extend code iterator.
599 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
600 any_extend code iterator.
601 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
602 any_extend code iterator.
603 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
604 any_extend code iterator.
606 2012-04-14 Tom de Vries <tom@codesourcery.com>
608 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
609 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
610 DELETED_LABEL note, and move it to ...
611 * cfgrtl.c (delete_insn): ... here. Change return type to void.
612 (delete_insn_and_edges): Likewise.
613 (delete_insn_chain): Handle new return type of delete_insn. Delete
614 chain backwards rather than forwards.
615 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
617 * cfglayout.c (fixup_reorder_chain): Delete unused label.
619 2012-04-14 Jan Hubicka <jh@suse.cz>
621 * cgraph.h: Update copyrights;
622 (symtab_node): Turn to union typedef.
623 (symtab_node_base): New structure.
624 (symtab_type): Add SYMTAB_SYMBOL tag.
625 (cgraph_node): Annotate some pinters with nested_ptr.
626 (varpool_node): Likewise.
627 (cgraph_local_info): Remove lto_file_data
628 and externally_visible.
629 (cgraph_node): Remove decl; same_comdat_group list;
630 aux; ref_list; order; address_taken; reachable_from_other_parittion,
631 in_other_partition; resolution.
632 (varpool_node): Remove decl; same_comdat_group;
633 ref_list; lto_file_data; aux; order; resolution; externally_visible;
634 used_from_other_partition; in_other_partition.
635 (symtab_node_def); New union.
636 (cgraph, varpool): Update.
637 (varpool_first_static_initializer, varpool_next_static_initializer,
638 cgraph_only_called_directly_or_aliased_p,
639 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
640 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
641 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
643 * cgraph.c: Likewise.
644 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
645 * cgraphbuild.c: Likewise.
646 * lto-symtab.c: Likewise.
647 * c-gimplify.c: Likewise.
648 * value-prof.c: Likewise.
650 * ipa-cp.c: Likewise.
651 * tree-emutls.c: Likewise.
652 * ipa-inline-transform.c: Likwise.
653 * ipa-reference.c: Likewise.
654 * cgraphunit.c: Likewise.
655 * ipa-ref.c: Likewise.
656 * lto-cgraph.c: Likewise.
657 * ipa-ref-inline.h: Likewise.
658 * ipa-pure-const.c: Likewise.
659 * lto-streamer-out.c: Likewise.
660 * ipa-utils.c: Likewise.
661 * ipa-inline.c: Likewise.
662 * matrix-reorg.c: Likewise.
663 * tree-eh.c: Likewise.
664 * tree-vectorizer.c: Likewise.
665 * ipa-split.c: Likewise.
667 * trans-mem.c: Likewise.
668 * ipa-inline-analysis.c: Likewise.
669 * gimplify.c: Likewise.
670 * cfgexpand.c: Likewise.
671 * tree-sra.c: Likewise.
672 * ipa-prop.c: Likewise.
673 * varasm.c: Likewise.
674 * tree-nested.c: Likewise.
675 * tree-inline.c: Likewise.
676 * tree-profile.c: Likewise.
677 * tree-ssa-structalias.c: Likewise.
678 * passes.c: Likewise.
679 * varpool.c: Likewise.
681 2012-04-14 Tom de Vries <tom@codesourcery.com>
683 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
684 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
685 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
687 (gsi_advance_fw_nondebug_nonlocal): New function.
688 (local_def): Removed function.
689 (same_succ_hash): Use stmt_local_def.
690 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
691 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
693 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
695 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
696 and __ILP32__ for x32.
698 2012-04-13 Martin Jambor <mjambor@suse.cz>
701 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
702 fold_ctor_reference returns a zero constant.
704 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
706 * config.gcc: Add i386/gnu-user-common.h before all
707 i386/gnu-user.h and i386/gnu-user64.h usages.
709 * config/i386/gnu-user-common.h: New.
711 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
712 (CC1_SPEC): Likewise.
713 (ENDFILE_SPEC): Likewise.
714 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
715 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
716 (TARGET_OS_CPP_BUILTINS): Likewise.
717 (LIBGCC2_HAS_TF_MODE): Likewise.
718 (LIBGCC2_TF_CEXT): Likewise.
720 (TARGET_ASM_FILE_END): Likewise.
721 (STACK_CHECK_MOVING_SP): Likewise.
722 (STACK_CHECK_STATIC_BUILTIN): Likewise.
723 * config/i386/gnu-user64.h: Likewise.
725 2012-04-13 Martin Jambor <mjambor@suse.cz>
727 * expr.c (expand_expr_real_1): Pass type, not the expression, to
728 set_mem_attributes for a memory temporary. Do not call the function
729 for the memory temporary created for a bitfield.
731 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
734 * df.h (enum debug_temp_where): New.
735 (dead_debug_init, dead_debug_finish) Declare.
736 (dead_debug_add, dead_debug_insert_temp): Declare.
737 (struct dead_debug_use, struct dead_debug): Moved from...
738 * df-problems.c: ... here.
739 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
741 (df_create_unused_note): Likewise.
742 (df_set_dead_notes_for_mw): Move comment where it belongs.
743 (dead_debug_init): Export.
744 (dead_debug_reset_uses): New, factored out of...
745 (dead_debug_finish): ...this. Export.
746 (dead_debug_reset): Remove.
747 (dead_debug_add): Export.
748 (dead_debug_insert_before): Rename to...
749 (dead_debug_insert_temp): ... this. Add where argument. Export.
750 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
751 Return insertion count.
752 (df_note_bb_compute): Adjust.
753 * dce.c (word_dce_process_block): Adjust dead debug uses.
754 (dce_process_block): Likewise.
756 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
758 * df-problems.c (df_note_bb_compute): Do not take note of
759 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
761 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
764 * var-tracking.c (expand_depth): New type.
765 (onepart_aux, expand_loc_callback_data): Change depth type to it.
766 (loc_exp_dep_alloc): Adjust initializer.
767 (update_depth): Use new type. Add entryvals.
768 (vt_expand_var_loc_chain): Take note of expansions with
769 ENTRY_VALUEs, but don't accept them right away. Run an optional
770 second pass accepting the minimum ENTRY_VALUE count found in the
772 (vt_expand_loc_callback, INIT_ELCD): Adjust.
774 2012-04-13 Tom de Vries <tom@codesourcery.com>
776 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
777 parameters vuse and vuse_escaped.
778 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
779 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
782 2012-04-13 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/52969
785 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
786 the condition for the COND_EXPR and handle predicate negation
787 by swapping the COND_EXPR arms.
789 2012-04-13 Nick Clifton <nickc@redhat.com>
791 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
794 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
796 PR rtl-optimization/52203
797 PR rtl-optimization/52715
799 Revert the 2012-03-07 fix for PR 52203.
800 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
801 the insn does not modify DFA right before issuing, adjust
802 issue_rate accordingly.
804 2012-04-13 Richard Guenther <rguenther@suse.de>
807 * c-typeck.c (pointer_diff): Remove bogus assert.
809 2012-04-13 Richard Guenther <rguenther@suse.de>
812 * convert.c (convert_to_pointer): Remove special-casing of zero.
814 2012-04-13 Joey Ye <joey.ye@arm.com>
816 * config/arm/constraints.md (Pe): New constraint.
817 * config/arm/arm.md: New split for imm 256-510.
819 2012-04-13 Terry Guo <terry.guo@arm.com>
821 * config/arm/arm-cores.def: Added core cortex-m0plus.
822 * config/arm/arm-tune.md: Regenerated.
823 * config/arm/arm-tables.opt: Regenerated.
824 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
826 2012-04-13 Alan Modra <amodra@gmail.com>
829 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
830 tie regs on destination of sets. Delete forward declaration.
831 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
832 (rs6000_emit_prologue): Likewise.
833 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
835 (is_mem_ref): Use tie_operand to recognise stack ties.
836 * config/rs6000/predicates.md (tie_operand): New.
837 * config/rs6000/rs6000.md (restore_stack_block): Generate new
839 (restore_stack_nonlocal): Likewise.
843 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
845 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
846 HOST_WIDE_INT_PRINT_DEC in format strings.
848 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
851 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
852 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
853 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
854 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
855 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
856 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
857 avx2_permvarv8si using VI4F_256 mode iterator.
858 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
859 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
860 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
861 gen_avx2_permvarv8sf.
862 (expand_vec_perm_pshufb): Ditto.
864 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
867 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
868 the list of options to enable the FCFID instruction.
869 (TARGET_EXTRA_BUILTINS): Adjust comment.
871 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
873 PR tree-optimization/18589
874 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
875 (operand_entry): Add count field.
876 (add_repeat_to_ops_vec): New function.
877 (completely_remove_stmt): Likewise.
878 (remove_def_if_absorbed_call): Likewise.
879 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
880 (acceptable_pow_call): New function.
881 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
882 entries with repeat counts when found.
883 (repeat_factor_d): New struct and associated typedefs.
884 (repeat_factor_vec): New static vector variable.
885 (compare_repeat_factors): New function.
886 (get_reassoc_pow_ssa_name): Likewise.
887 (attempt_builtin_powi): Likewise.
888 (reassociate_bb): Call attempt_builtin_powi.
889 (fini_reassoc): Two new calls to statistics_counter_event.
891 2012-04-12 Richard Guenther <rguenther@suse.de>
893 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
894 * cgraph.h (tree_rest_of_compilation): Remove.
895 * cgraph.c (cgraph_add_new_function): Move ...
896 * cgraphunit.c (cgraph_add_new_function): ... here.
897 (tree_rest_of_compilation): Make static.
898 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
899 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
900 gate_all_early_local_passes, execute_all_early_local_passes,
901 pass_early_local_passes, gate_all_early_optimizations,
902 pass_all_early_optimizations): Move ...
903 * passes.c (gate_all_optimizations, pass_all_optimizations,
904 gate_all_early_local_passes, execute_all_early_local_passes,
905 pass_early_local_passes, gate_all_early_optimizations,
906 pass_all_early_optimizations): ... here.
907 * tree-optimize.c (execute_free_datastructures): Remove.
908 * tree-flow.h (execute_free_datastructures): Remove.
909 * tree-optimize.c (execute_init_datastructures,
910 pass_init_datastructures): Move ...
911 * tree-ssa.c (execute_init_datastructures,
912 pass_init_datastructures): ... here.
913 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
914 execute_free_datastructures.
916 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
918 * dbgcnt.def (ira_move): New counter.
919 * ira-int.h (ira_create_new_reg): Declare function.
920 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
921 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
922 no longer static. All callers changed.
923 * ira.c: Include "dbgcnt.h".
924 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
925 move_unallocated_pseudos): New static functions.
926 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
927 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
928 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
929 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
930 to the pseudos generated in find_moveable_pseudos.
931 * Makefile.in (ira.o): Add $(DBGCNT_H).
933 2012-04-12 Richard Guenther <rguenther@suse.de>
935 PR tree-optimization/52943
936 * tree-chrec.h (chrec_is_positive): Remove.
937 * tree-scalar-evolution.c (chrec_is_positive): Move ...
938 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
939 Return false for a constant zero instead of negative.
940 (analyze_siv_subscript_cst_affine): Handle zero difference
941 in the initial condition explicitely.
943 2012-04-12 Richard Guenther <rguenther@suse.de>
945 * tree-parloops.c (parallelize_loops): Also consult the upper
946 bound for the number of iterations.
947 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
948 (loop_prefetch_arrays): Likewise.
950 2012-04-12 Richard Guenther <rguenther@suse.de>
952 * cfgloop.h (estimated_loop_iterations_int): Ditch
953 'conservative' parameter.
954 (max_stmt_executions_int): Likewise.
955 (estimated_loop_iterations): Likewise.
956 (max_stmt_executions): Likewise.
957 (max_loop_iterations): Declare.
958 (max_loop_iterations_int): Likewise.
959 (estimated_stmt_executions): Likewise.
960 (estimated_stmt_executions_int): Likewise.
961 * tree-ssa-loop-niter.c (estimated_loop_iterations):
963 (max_loop_iterations): ... this.
964 (estimated_loop_iterations_int): Split parts to ...
965 (max_loop_iterations_int): ... this.
966 (max_stmt_executions_int): Split parts to ...
967 (estimated_stmt_executions_int): ... this.
968 (max_stmt_executions): Split parts to ...
969 (estimated_stmt_executions): ... this.
970 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
971 * predict.c (predict_loops): Likewise.
972 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
973 (analyze_siv_subscript_cst_affine): Likewise.
974 (compute_overlap_steps_for_affine_1_2): Likewise.
975 (analyze_subscript_affine_affine): Likewise.
976 (init_omega_for_ddr_1): Likewise.
977 * tree-parloops.c (parallelize_loops): Likewise.
978 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
979 (may_eliminate_iv): Likewise.
980 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
981 (loop_prefetch_arrays): Likewise.
982 * tree-vrp.c (adjust_range_with_scev): Likewise.
984 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
986 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
987 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
989 (dump_table): Use bool type for need_align and have_df variables.
990 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
991 (regs_used): Remove register modifier.
992 (barrier_align): Move variables slot, credit, jump_to_next
993 into if block above for loop. Use bool type for jump_to_next.
994 (sh_function_arg): Use NULL_RTX instead of 0.
996 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
998 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
999 (bswapsi2): New expander.
1001 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
1003 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
1004 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
1006 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
1008 PR rtl-optimization/52876
1009 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
1010 Don't call mark_reg_pointer for incompatible pointer sign extension.
1012 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
1015 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
1017 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
1018 comparisons against TYPE_PRECISION.
1019 * tree-ssa-forwprop.c (combine_conversions): Likewise.
1021 2012-04-11 Xinliang David Li <davidxl@google.com>
1023 * tree-passes.h: Remove TODO_dump_func.
1024 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
1025 * trans-mem.c: Remove TODO_dump_func.
1026 * ira.c: Remove TODO_dump_func.
1028 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
1030 * config/i386/i386.c (ix86_option_override_internal): Check
1031 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
1032 after TARGET_64BIT is updated.
1034 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
1036 * config/sh/sh.h: Remove old secondary reload code.
1038 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
1040 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
1041 (ready_reorder): ... this function.
1043 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
1045 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
1048 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
1049 insns so that no other insn is queued for a time before them.
1051 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
1054 2012-04-11 Richard Guenther <rguenther@suse.de>
1057 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
1058 consider loop nesting.
1059 (evolution_function_is_univariate_p): Properly check the remainder
1062 2012-04-11 Richard Guenther <rguenther@suse.de>
1065 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
1067 2012-04-11 Nick Clifton <nickc@redhat.com>
1069 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
1070 information, if requested.
1072 * config/rx/rx.c (rx_expand_prologue): Likewise.
1074 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
1075 Michael Matz <matz@suse.de>
1078 * rtlanal.c (unsigned_reg_p): New function.
1079 Update copyright notice dates.
1080 * rtl.h (unsigned_reg_p): Prototype it.
1081 Update copyright notice dates.
1082 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
1084 * expr.c (expand_expr_real_1): Set register attributes.
1085 * stmt.c (expand_case): Likewise.
1087 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
1090 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
1091 consider_sh2a and allow_zero.
1092 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
1093 (disp_addr_displacement): New function.
1094 (sh_address_cost): Use disp_addr_displacement function instead
1095 of DISP_ADDR_OFFSET.
1096 (sh_legitimate_address_p): Adapt to changed
1097 sh_legitimate_index_p declaration.
1098 (sh_find_mov_disp_adjust): Remove HImode check.
1099 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
1100 disp_addr_displacement and max_mov_insn_displacement.
1101 (max_mov_insn_displacement): Remove HImode check.
1102 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
1103 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
1104 * config/sh/constraints.md (K05, K13): New constraints.
1105 (K12): Correct comment.
1106 (Sdd): Do not use DISP_ADDR_P macro.
1107 (Snd, Sbw): Use satisfies_constraint_Sdd.
1108 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
1109 (*extendhisi2_compact, movhi_i): Remove.
1110 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
1111 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
1112 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
1113 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
1114 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
1115 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
1116 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
1118 Add new peepholes for HImode displacement addressing.
1120 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
1122 * config/sh/sh.h (SIDI_OFF): Remove.
1123 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
1124 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
1127 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
1130 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
1131 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
1132 * doc/md.texi (Standard Names): Add bswap.
1133 * builtin-types.def (BT_UINT16): New primitive type.
1134 (BT_FN_UINT16_UINT16): New function type.
1135 * builtins.def (BUILT_IN_BSWAP16): New.
1136 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
1137 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
1138 expand_builtin_bswap.
1139 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
1140 (fold_builtin_1): Likewise.
1141 (is_inexpensive_builtin): Likewise.
1142 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
1143 missing bits for bswap to libcall code.
1144 * tree.c (build_common_tree_nodes): Build uint16_type_node.
1145 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
1146 (uint16_type_node): New define.
1147 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
1148 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
1150 (rs6000_init_builtins): Likewise.
1151 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
1153 2012-04-11 Tristan Gingold <gingold@adacore.com>
1155 * doc/extend.texi (Type Attributes): Move paragraph.
1157 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
1160 * diagnostic.h (show_caret): Declare.
1161 (caret_max_width): Declare.
1162 (diagnostic_show_locus): Declare.
1163 * diagnostic.c (diagnostic_initialize): Initialize to false.
1164 (diagnostic_show_locus): New.
1165 (diagnostic_report_diagnostic): Call it.
1166 (getenv_columns): New.
1168 (diagnostic_set_caret_max_width): New.
1169 * input.c (read_line): New.
1170 (location_get_source_line): New.
1171 * input.h (location_get_source_line): Declare.
1172 * toplev.c (general_init): Initialize show_caret from options.
1173 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
1174 * opts.c (common_handle_option): Likewise.
1175 * pretty-print.h (pp_get_prefix): New.
1176 (pp_base_get_prefix): New.
1177 * common.opt (fdiagnostics-show-caret): New option.
1178 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
1180 2012-04-11 Richard Guenther <rguenther@suse.de>
1182 PR rtl-optimization/52881
1183 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
1185 2012-04-11 Richard Guenther <rguenther@suse.de>
1187 PR tree-optimization/52912
1188 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
1189 manipulation code we are threading through a loop header
1190 to an exit destination.
1192 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1194 * tree.h (warn_if_unused_value): Move declaration from here.
1195 * stmt.c (warn_if_unused_value): Move definition from here.
1197 2010-04-10 Michael Matz <matz@suse.de>
1199 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
1201 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
1202 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
1203 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
1204 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
1205 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
1206 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
1207 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
1208 (vect_record_strided_load_vectors): Rename to
1209 vect_record_grouped_load_vectors.
1210 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
1211 Rename use of above macros.
1212 (vect_verify_datarefs_alignment): Ditto.
1213 (vector_alignment_reachable_p): Ditto.
1214 (vect_peeling_hash_get_lowest_cost): Ditto.
1215 (vect_enhance_data_refs_alignment): Ditto.
1216 (vect_analyze_group_access): Ditto and rename stride to groupsize.
1217 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
1218 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
1219 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
1220 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
1221 (vect_record_strided_load_vectors): Rename to
1222 vect_record_grouped_load_vectors.
1223 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
1224 (destroy_loop_vec_info): Ditto.
1225 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
1226 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
1227 (vect_analyze_slp): Ditto.
1228 (new_bb_vec_info): Ditto.
1229 (destroy_bb_vec_info): Ditto.
1230 (vect_schedule_slp_instance): Ditto and rename strided_store to
1232 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
1233 vect_cost_group_size.
1234 (vect_model_store_cost): Rename use of above macros and call
1235 to vect_cost_strided_group_size.
1236 (vect_model_load_cost): Ditto.
1237 (vectorizable_store): Ditto, rename strided_store to grouped_store
1238 and calls to renamed tree-vectorizer.h functions.
1239 (vectorizable_load): Ditto.
1240 (vect_transform_stmt): Rename use of above macros and strided_store
1243 2012-04-10 Jan Hubicka <jh@suse.cz>
1245 * cgraph.h: Remove misledaing comment on ipa-ref.h.
1246 (symtab_type): New enum.
1247 (symtab_node): New structure.
1248 (cgraph_node, varpool_node): Add symbol base type.
1249 (cgraph, varpool): New accestor functions.
1250 * cgraph.c (cgraph_create_node_1): Set symbol type.
1251 * varpool.c (varpool_node): Set symbol type.
1253 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1254 Richard Sandiford <rdsandiford@googlemail.com>
1256 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
1258 2012-04-10 Richard Guenther <rguenther@suse.de>
1261 * gimple-low.c (gimple_check_call_args): Properly account for
1262 compatible aggregate types.
1264 2012-04-10 Richard Guenther <rguenther@suse.de>
1266 * toplev.h (tree_rest_of_compilation): Remove.
1267 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1268 * cgraph.h (tree_rest_of_compilation): Declare.
1269 * tree-optimize.c (tree_rest_of_compilation): Move ...
1270 * cgraphunit.c (tree_rest_of_compilation): ... here.
1271 * cgraph.c (cgraph_add_new_function): Adjust.
1272 * Makefile.in (tree-optimize.o): Adjust.
1273 (cgraphunit.o): Likewise.
1275 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1277 PR tree-optimization/52870
1278 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1279 presumed pattern statement is within the same loop or basic block.
1281 2012-04-10 Tristan Gingold <gingold@adacore.com>
1283 * gengtype.c (main): Make uintptr_t a known type.
1285 2012-04-10 Richard Guenther <rguenther@suse.de>
1287 * tree-pass.h (tree_lowering_passes): Remove.
1288 * tree-optimize.c (tree_lowering_passes): Remove.
1289 * cgraph.c (cgraph_add_new_function): Inline relevant parts
1290 of tree_lowering_passes, avoid redundant call of early local passes.
1291 * cgraphunit.c (cgraph_lower_function): Fold into ...
1292 (cgraph_analyze_function): ... its single caller. Inline
1293 relevant parts of tree_lowering_passes.
1295 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
1298 * config/pa/pa.opt: Remove SIO and GNU_LD.
1300 2012-04-09 Jan Hubicka <jh@suse.cz>
1305 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
1306 boundary, add its target too.
1307 * lto.c (add_references_to_partition): Add also aliased nodes.
1308 (add_cgraph_node_to_partition,
1309 add_varpool_node_to_partition): Work on nodes, not functions/variables;
1310 when adding alias, add also the aliased object.
1312 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
1315 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
1316 VOIDmode immediate operands.
1317 * config/i386/constraints.md (Wz): New constraint.
1318 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
1320 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1323 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1324 the DECL generated for the special GOT helper.
1326 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
1328 * config/sh/constraints.md: Update list of constraints in
1330 (Sr0): Remove unused memory constraint.
1332 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1334 * tree-pretty-print.h: Update comment.
1336 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
1338 * config/sh/sh.md: Use braced string notation where applicable.
1339 (*prefetch_i4, prefetch_m2a): Merge into ...
1340 (*prefetch): ... this new insn.
1342 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
1344 * config/sh/sh.h (high_life_started): Remove
1345 * config/sh/predicates.md (general_movdst_operand): Use
1346 'reload_in_progress' instead of 'high_life_started'.
1347 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
1348 divsi_inv_fp): Likewise.
1350 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
1352 * config/sh/sh-protos.h (prepare_move_operands): Return void
1354 * config/sh/sh.c (prepare_move_operands): Likewise.
1355 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
1357 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
1359 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
1360 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
1361 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
1362 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
1363 commutative_float_operator, noncommutative_float_operator,
1364 sh_handle_pragma): Remove.
1366 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
1368 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
1369 Use @option markup on command-line options. Use @samp markup on
1370 literal keywords to options. Use @code markup on code fragments.
1371 Use other markup in preference to quotation marks in the text.
1372 Add markup to some passages without any.
1374 2012-04-06 Mike Stump <mikestump@comcast.net>
1376 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
1378 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
1380 * config/sh/sh.c (hi_const): Remove.
1381 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
1384 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
1386 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
1388 * config/sh/sh.c (sh_expand_t_scc): Likewise.
1389 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
1390 calling sh_expand_t_scc.
1392 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
1394 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
1395 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
1396 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
1397 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
1398 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
1399 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
1400 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
1401 sh2a_is_function_vector_call): Use bool as return type.
1402 (sh_pass_in_reg_p): Remove.
1403 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
1404 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
1405 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
1406 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
1407 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
1408 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
1409 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
1410 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
1411 sh_loads_bankedreg_p): Use bool as return type.
1412 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
1413 'register' modifier.
1415 2012-04-06 Matt Turner <mattst88@gmail.com>
1417 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1419 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1421 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1422 of the destination isn't also a FP_REGS register.
1424 2012-04-05 Teresa Johnson <tejohnson@google.com>
1425 H.J. Lu <hongjiu.lu@intel.com>
1427 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
1428 * config/i386/i386.md (move immediate to memory peephole2):
1429 Add cases for HImode move when LCP stall avoidance is needed.
1430 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1431 X86_TUNE_LCP_STALL entry.
1433 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
1436 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
1437 CONST_INT operands, zero-extended with AND.
1439 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
1442 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
1443 first argument instead of mode size. Move displacement calculations
1445 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
1446 ... these new functions.
1447 (disp_adjust): Remove max_mov_disp field.
1448 (sh_legitimate_index_p): Use max_mov_insn_displacement and
1449 mov_insn_alignment_mask.
1450 (sh_address_cost): Use max_mov_insn_displacement.
1452 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
1454 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
1455 (arch_enabled): Handle new arch types.
1456 (one_cmpldi2): Add NEON support.
1458 2012-04-05 Richard Guenther <rguenther@suse.de>
1460 * gimple.c (walk_gimple_op): Compute val_only for the LHS
1461 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
1462 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
1463 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
1464 ... here and make static.
1465 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
1468 2012-04-05 Richard Guenther <rguenther@suse.de>
1470 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
1471 basic-block before removing it.
1473 2012-04-05 Richard Guenther <rguenther@suse.de>
1475 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
1476 version namespace as we release the freelist.
1478 2012-04-05 Richard Guenther <rguenther@suse.de>
1480 * tree-nrv.c (tree_nrv): Release VDEFs.
1481 * tree-sra.c (sra_modify_constructor_assign): Likewise.
1482 (sra_modify_assign): Likewise.
1483 * tree-vect-stmts.c (vect_remove_stores): Likewise.
1484 * tree-vect-loop.c (vect_transform_loop): Likewise.
1485 * tree-ssa-dom.c (optimize_stmt): Likewise.
1486 * tree-vect-slp.c (vect_schedule_slp): Likewise.
1487 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
1489 2012-04-05 Richard Guenther <rguenther@suse.de>
1491 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
1493 * gimple.h (gsi_remove): Adjust.
1494 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
1495 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
1496 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1497 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
1498 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
1499 * tree-ssa-pre.c (eliminate): Likewise.
1501 2012-04-04 Mike Stump <mikestump@comcast.net>
1503 * doc/rtl.texi (const_double): Document as sign-extending.
1504 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
1505 * emit-rtl.c (immed_double_int_const): Refine to state the
1507 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
1508 CONST_DOUBLE integers.
1509 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
1510 negative values are converted. Fix conversions bigger than
1511 HOST_BITS_PER_WIDE_INT.
1512 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
1513 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
1514 * explow.c (plus_constant_mode): Add.
1515 (plus_constant): Implement with plus_constant_mode.
1516 * rtl.h (plus_constant_mode): Add.
1518 2012-04-04 Richard Guenther <rguenther@suse.de>
1520 PR tree-optimization/52808
1521 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
1522 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
1524 2012-04-04 Tristan Gingold <gingold@adacore.com>
1526 * expr.c (expand_expr_real_2): Handle larger sizetype in
1529 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1531 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1532 to m2a-single instead of m2e.
1534 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
1536 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
1537 Change type of BITOFFSET to signed. Make sure the lower bound of
1538 the computed range is non-negative by adjusting OFFSET and BITPOS.
1539 (expand_assignment): Adjust call to get_bit_range.
1541 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1543 * h8300/h8300.c (h8300_current_function_monitor_function_p):
1544 New function. Added to check monitor functions.
1545 (h8300_option_override): Modified to generate error/warning
1546 messages for invalid combinations of different command line
1548 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
1549 save EXR on stack for monitor function in case of H8S target
1550 when "-mno-exr" is passed.
1551 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
1553 * doc/invoke.texi: Document H8S options.
1555 2012-04-03 Tristan Gingold <gingold@adacore.com>
1557 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
1558 of gcc_AC_FUNC_MMAP_BLACKLIST.
1559 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
1560 * Makefile.in (aclocal_deps): Add mmap.m4.
1561 * configure: Regenerate.
1562 * aclocal.m4: Regenerate.
1564 2012-04-03 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/52808
1567 * tracer.c (tail_duplicate): Return whether we have duplicated
1569 (tracer): If we have duplicated any block, cleanup the CFG.
1570 * cfghooks.c (duplicate_block): If we duplicated a loop
1571 header but not its loop, destroy the loop because it now has
1573 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
1574 the cfg manipulation routines we are not creating a multiple
1577 2012-04-03 Tristan Gingold <gingold@adacore.com>
1579 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
1581 (vms_c_common_override_options): Allow parameterless variadic
1584 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1586 PR tree-optimization/52835
1587 * tree-data-ref.c (build_rdg): Return NULL if
1588 compute_data_dependences_for_loop failed.
1590 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
1592 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
1593 for REAL_CST as well.
1594 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
1595 In the bitfield case, if the value is a REAL_CST, convert it first to
1598 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
1600 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
1601 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
1602 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
1604 * config/i386/biarchx32.h: New.
1606 2012-04-02 Anatoly Sokolov <aesok@post.ru>
1608 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
1609 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1610 (arm_preferred_reload_class): New function.
1612 2012-04-02 Richard Guenther <rguenther@suse.de>
1614 PR tree-optimization/52756
1615 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
1616 (thread_through_loop_header): After threading through the loop latch
1617 remove the split part from the loop and clear further threading
1618 opportunities that would create a multiple entry loop.
1620 2012-04-02 Richard Guenther <rguenther@suse.de>
1622 PR rtl-optimization/52800
1623 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
1624 CLEANUP_CFG_CHANGED.
1626 2012-04-02 Richard Guenther <rguenther@suse.de>
1629 * loop-init.c (gate_handle_loop2): Destroy loops here if
1630 we don't enter RTL loop optimizers.
1632 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
1635 2012-03-29 Richard Guenther <rguenther@suse.de>
1637 * rtl.h (extended_count): Remove.
1638 * combine.c (extended_count): Remove.
1640 2012-04-02 Dodji Seketeli <dodji@redhat.com>
1643 * pt.c (more_specialized_fn): Don't apply decay conversion to
1644 types of function parameters.
1646 2012-04-02 Tristan Gingold <gingold@adacore.com>
1648 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
1649 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
1650 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
1651 (ggc_pch_this_base): Use uintptr_t instead of size_t.
1653 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
1656 * config/i386/i386.c (ix86_option_override_internal): Don't
1657 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
1659 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1661 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1662 (stmt_can_make_abnormal_goto): Use it.
1663 (is_ctrl_altering_stmt): Likewise.
1665 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
1666 Kaz Kojima <kkojima@gcc.gnu.org>
1668 * config/sh/sh.c (push_regs): Skip banked registers when
1669 resbank attribute is specified.
1670 (sh_expand_epilogue): Likewise.
1672 2012-03-30 Richard Henderson <rth@redhat.com>
1675 * combine-stack-adj.c (prev_active_insn_bb): New.
1676 (next_active_insn_bb): New.
1677 (force_move_args_size_note): New.
1678 (combine_stack_adjustments_for_block): Use it.
1680 2012-03-30 Richard Henderson <rth@redhat.com>
1682 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
1683 (ix86_expand_vector_init_duplicate): Initialize it.
1684 (expand_vec_perm_palignr): Likewise.
1685 (ix86_expand_vec_perm_const): Likewise.
1686 (ix86_vectorize_vec_perm_const_ok): Likewise.
1687 (expand_vec_perm_blend): Use it.
1688 (expand_vec_perm_vpermil): Likewise.
1689 (expand_vec_perm_pshufb): Likewise.
1690 (expand_vec_perm_1): Likewise.
1691 (expand_vec_perm_pshuflw_pshufhw): Likewise.
1692 (expand_vec_perm_interleave2): Likewise.
1693 (expand_vec_perm_vpermq_perm_1): Likewise.
1694 (expand_vec_perm_vperm2f128): Likewise.
1695 (expand_vec_perm_interleave3): Likewise.
1696 (expand_vec_perm_vperm2f128_vblend): Likewise.
1697 (expand_vec_perm_vpshufb2_vpermq): Likewise.
1698 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
1699 (expand_vec_perm_broadcast): Likewise.
1700 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
1702 2012-03-30 Richard Henderson <rth@redhat.com>
1704 * dwarf2out.c (gen_variable_die): Initialize off.
1706 2012-03-30 Tristan Gingold <gingold@adacore.com>
1708 * config/vms/vms-f.c: New file.
1709 * config/vms/t-vms (vms-f.o): New rule.
1710 * config.gcc (*-*-*vms*): Define fortran_target_objs.
1712 2012-03-30 Richard Guenther <rguenther@suse.de>
1714 PR tree-optimization/52754
1715 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1716 propagate arbitrary addresses into really plain dereferences.
1718 2012-03-30 Richard Guenther <rguenther@suse.de>
1721 * except.c (emit_to_new_bb_before): Move loop updating ...
1722 (dw2_build_landing_pads): ... here. Use a proper block for
1723 querying the loop father.
1725 2012-03-30 Tristan Gingold <gingold@adacore.com>
1727 * config/ia64/ia64.c (ia64_section_type_flags): Remove
1728 common_object attribute handling.
1729 (SECTION_VMS_OVERLAY): Remove
1730 (ia64_vms_common_object_attribute): Replace abort with an assert.
1731 Do not set DECL_SECTION_NAME.
1732 (ia64_vms_output_aligned_decl_common): Handle common_object
1734 (ia64_vms_elf_asm_named_section): Remove.
1735 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
1737 2012-03-30 Richard Guenther <rguenther@suse.de>
1740 * double-int.c (rshift_double): Remove not needed cast.
1742 2012-03-30 Richard Guenther <rguenther@suse.de>
1744 * tree-affine.h (print_aff): Remove.
1745 * tree-affine.c (print_aff): Make static.
1746 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
1747 (get_references_in_stmt): Likewise.
1748 (print_direction_vector): Likewise.
1749 (print_dir_vectors): Likewise.
1750 (print_dist_vectors): Likewise.
1751 (dump_subscript): Likewise.
1752 (dump_ddrs): Likewise.
1753 (dump_dist_dir_vectors): Likewise.
1754 (dump_data_references): Likewise.
1755 (dump_data_dependence_relation): Likewise.
1756 (dump_data_dependence_direction): Likewise.
1757 (dump_rdg_vertex): Likewise.
1758 (dump_rdg_component): Likewise.
1759 (debug_ddrs): Declare.
1760 (struct data_ref_loc_d): Move ...
1761 * tree-data-ref.c (struct data_ref_loc_d): ... here.
1762 (get_references_in_stmt): Make static.
1763 (dump_data_references): Likewise.
1764 (dump_subscript): Likewise.
1765 (print_direction_vector): Likewise.
1766 (print_dir_vectors): Likewise.
1767 (print_dist_vectors): Likewise.
1768 (dump_data_dependence_relation): Likewise.
1769 (dump_dist_dir_vectors): Likewise.
1770 (dump_ddrs): Likewise.
1771 (dump_rdg_vertex): Likewise.
1772 (dump_rdg_component): Likewise.
1773 (debug_ddrs): New function.
1774 (access_matrix_get_index_for_parameter): Remove.
1776 2012-03-30 Tristan Gingold <gingold@adacore.com>
1778 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
1779 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
1780 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
1781 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
1782 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
1783 (vms_patch_builtins): Handle new flags
1784 * config/vms/vms-crtlmap.map: Completed using nm on
1785 c and math system libraries.
1786 * config/vms/make-crtlmap.awk: Handle any number of flags.
1788 2012-03-30 Martin Jambor <mjambor@suse.cz>
1790 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1791 is a builtin_stack_save in a dominating BB.
1793 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1795 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1796 crossing 128bit lane boundary.
1798 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1800 * ira-color.c (setup_left_conflict_sizes_p): Process all
1801 conflicting objects.
1803 2012-03-29 Jakub Jelinek <jakub@redhat.com>
1805 PR tree-optimization/52760
1806 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
1807 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
1809 2012-03-29 Richard Guenther <rguenther@suse.de>
1811 * cgraph.h (cgraph_materialize_all_clones): Remove.
1812 (reset_inline_failed): Likewise.
1813 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
1814 * cgraphbuild.c (reset_inline_failed): Remove.
1815 * rtl.h (cse_main): Remove.
1816 (extended_count): Likewise.
1817 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
1818 (cse_main): Make static.
1819 * combine.c (extended_count): Remove.
1820 (dump_combine_stats): Mark as DEBUG_FUNCTION.
1821 * basic-block.h (reorder_basic_blocks): Remove.
1822 * bb-reorder.c (reorder_basic_blocks): Make static.
1823 * Makefile.in (dse.o): Remove dse.h dependency.
1825 * dse.c (gate_dse): Remove.
1826 (clear_alias_mode_eq): Likewise.
1827 (clear_alias_mode_hash): Likewise.
1828 (dse_record_singleton_alias_set): Likewise.
1829 (dse_invalidate_singleton_alias_set): Likewise.
1831 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
1833 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
1834 crtbegin_so%O%s for -shared.
1835 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
1837 2012-03-29 Richard Guenther <rguenther@suse.de>
1839 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
1840 (add_to_value): Remove.
1841 (print_value_expressions): Likewise.
1842 * tree-ssa-pre.c (add_to_value): Make static.
1843 (print_value_expressions): Likewise.
1844 * gimple.h (gimple_adjust_this_by_delta): Remove.
1845 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
1847 2012-03-29 Richard Guenther <rguenther@suse.de>
1850 * double-int.h (rshift_double): Remove.
1851 * double-int.c (lshift_double): Use absu_hwi to make count positive.
1852 (rshift_double): Make static, take unsigned count argument,
1853 remove handling of negative count argument.
1854 (double_int_rshift): Dispatch to lshift_double.
1856 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
1858 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
1861 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
1862 (SPEC_X32): Likewise.
1863 (MULTILIB_DEFAULTS): Likewise.
1865 * config/i386/i386.c (isa_opts): Remove -m64.
1866 (ix86_target_string): Properly handle -m32/-m64/-mx32.
1867 (ix86_option_override_internal): Properly
1868 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
1869 handle -m32, -m64 and -mx32.
1871 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
1872 with OPTION_ABI_X32. Moved after TARGET_LP64.
1873 (TARGET_LP64): Changed to OPTION_ABI_64.
1875 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
1876 (mx32): Replace ISA_X32 with ABI_X32.
1878 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
1880 * tree.c (tree_size) <VECTOR_CST>: New case.
1882 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
1884 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
1885 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
1887 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1890 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1891 __builtin_va_start to __builtin_next_arg if the latter is
1892 builtin_decl_explicit_p rather than when it is not.
1895 * tree-vect-generic.c (vector_element): Perform multiplication
1896 for pos in bitsizetype type instead of idx type.
1898 2012-03-28 Richard Guenther <rguenther@suse.de>
1900 * loop-init.c (loop_optimizer_init): If loops are preserved
1901 perform incremental initialization of required loop features.
1902 (loop_optimizer_finalize): If loops are to be preserved only
1903 clean up optional loop features.
1904 (rtl_loop_done): Forcefully free loops here.
1905 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
1906 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
1908 (construct_init_block): Likewise.
1909 (construct_exit_block): Likewise.
1910 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
1911 the CFG after expanding.
1912 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
1913 If we needed to calculate them, free them afterwards.
1914 * tree-pass.h (PROP_loops): New define.
1915 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
1916 * basic-block.h (CLEANUP_CFG_CHANGED): New.
1917 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
1918 (cleanup_cfg): If we did something and have loops around, fix them up.
1919 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
1920 with CLEANUP_CFG_CHANGED.
1921 * cfghooks.c (merge_blocks): If we merge a loop header into
1922 its predecessor, update the loop structure.
1923 (duplicate_block): If we copy a loop latch, adjust loop state
1924 to note we may have multiple latches.
1925 (delete_basic_block): Mark loops for fixup if we remove a loop.
1926 * cfganal.c (forwarder_block_p): Protect loop latches, headers
1928 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
1929 (cfg_layout_can_merge_blocks_p): Likewise.
1930 * cprop.c (bypass_block): If we create a loop with multiple
1931 entries, mark it for removal.
1932 * except.c (emit_to_new_bb_before): Add the new basic-block
1934 * tree-eh.c (lower_resx): Likewise.
1935 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
1936 (expand_omp_taskreg): Likewise.
1937 * tree-inline.c (initialize_cfun): Likewise.
1938 * tree-mudflap.c (add_bb_to_loop): Prototype.
1939 (mf_build_check_statement_for): Properly add new basic-blocks
1941 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
1942 if we remove a loop.
1943 (thread_through_loop_header): Likewise.
1944 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
1945 new basic-blocks to existing loops.
1946 (expand_transaction): Likewise.
1947 * Makefile.in (except.o): Add $(CFGLOOP_H).
1949 (cgraph.o): Likewise.
1950 (cprop.o): Likewise.
1951 (cfgexpand.o): Likewise.
1952 (cfganal.o): Likewise.
1953 (trans-mem.o): Likewise.
1954 (tree-eh.o): Likewise.
1956 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1959 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1960 (avr_builtin_decl): New static function.
1961 (struct avr_builtin_description, avr_bdesc): Move up.
1962 Add GTY marker. Add field fndecl. Remove redundant field id.
1963 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1964 (avr_expand_builtin): Code cleanup because .id is removed.
1966 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1969 * config.gcc (tm_file): Remove avr/multilib.h.
1971 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
1973 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1974 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1975 * config/avr/t-avr: Remove generation of multilib.h.
1976 * config/avr/t-multilib: Regenerate.
1977 * config/avr/multilib.h: Remove.
1978 * config/avr/avr.opt (-msp8): New option.
1979 (avr_sp8): New variable.
1980 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1981 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1982 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1983 (avr_device_to_sp8): New prototype.
1984 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1985 (DRIVER_SELF_SPECS): New define.
1986 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1987 __AVR_SP8__, __AVR_HAVE_SPH__.
1988 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1989 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1990 (avr_file_start): Ditto.
1992 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1995 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1996 instead of 8 in adjust_address.
1998 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
2001 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2004 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
2007 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
2008 Rearrange conditional logic. Move displacement address calculations
2010 (sh_find_mov_disp_adjust): ... this new function.
2012 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
2014 * config/arm/arm.opt (mapcs): Remove MaskExists.
2015 * config/cris/linux.opt (mno-gotplt): Likewise.
2016 * config/i386/i386.opt (mhard-float): Likewise.
2018 (mno-sse4): Likewise.
2019 * config/m68k/m68k.opt (mhard-float): Likewise.
2020 * config/mep/mep.op (mcop32): Likewise.
2021 * config/pa/pa-hpux.opt (msio): Likewise.
2022 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
2023 * config/picochip/picochip.opt (mlittle): Likewise.
2024 * config/sh/sh.opt (mrenesas): Likewise.
2025 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
2026 * config/sparc/sparc.opt (mhard-float): Likewise.
2027 * config/v850/v850.opt (mv850es): Likewise.
2028 * config/vax/vax.opt (mg-float): Likewise.
2030 2012-03-27 Martin Jambor <mjambor@suse.cz>
2033 * tree-sra.c (sra_modify_assign): Do not call
2034 load_assign_lhs_subreplacements when working with an unscalarizable
2037 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
2040 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2042 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2043 * config/i386/i386.c: Include reload.h.
2044 (ix86_legitimize_reload_address): New function.
2046 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
2048 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
2049 hasn't been allocated. Define a target macro for Mask and
2050 InverseMask if it hasn't been defined. Remove MaskExists handling.
2052 * doc/options.texi: Remove MaskExists.
2054 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2057 * config/sh/sh.c (find_barrier): Add equality check of last_got
2058 to avoid going above orig insn. Update comments.
2060 2012-03-27 Richard Guenther <rguenther@suse.de>
2063 * fold-const.c (try_move_mult_to_index): Handle &x.array more
2066 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2068 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
2069 of a unit before computing the offset in units.
2070 * expr.c (get_bit_range): Return the null range if the enclosing record
2071 is part of a larger bit field.
2073 2012-03-27 Tristan Gingold <gingold@adacore.com>
2075 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
2076 * config/ia64/ia64.md: Remove mode in template.
2077 Sign extend operand in expand_simple_binop.
2078 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
2079 CASE_VECTOR_MODE instead of TARGET_ILP32.
2080 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
2082 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
2084 * varasm.c (assemble_external): #if 0 out the new assert from the
2085 previous commit, it breaks the Java and Go front ends.
2087 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
2089 * toplev.c (check_global_declaration_1): Do not call assemble_external.
2090 * expr.c (emit_block_move_libcall_fn): Likewise.
2091 (clear_storage_libcall_fn): Likewise.
2092 (expand_expr_addr_expr_1): Likewise.
2093 (expand_expr_real_1): Likewise.
2094 * calls.c (rtx_for_function_call): Likewise.
2096 * varasm.c (assemble_external): Assert this function is only called
2097 during or after expanding to RTL.
2099 2012-03-26 Martin Jambor <mjambor@suse.cz>
2101 PR tree-optimization/50052
2102 * tree-sra.c (tree_non_aligned_mem_p): Removed.
2103 (tree_non_aligned_mem_for_access_p): Likewise.
2104 (build_accesses_from_assign): Removed strict alignment requirements
2106 (access_precludes_ipa_sra_p): Likewise.
2108 2012-03-26 Richard Guenther <rguenther@suse.de>
2110 PR tree-optimization/52701
2111 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
2112 compute and set the evolution part of PHI nodes.
2114 2012-03-26 Richard Guenther <rguenther@suse.de>
2116 PR tree-optimization/52721
2117 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
2119 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
2121 PR tree-optimization/52686
2122 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
2125 2012-03-26 Tristan Gingold <gingold@adacore.com>
2127 * config/alpha/vms.h (LINK_SPEC): Simplify.
2128 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
2129 (NAME__MAIN, SYMBOL__MAIN): Remove.
2130 (VMS_DEBUG_MAIN_POINTER): Remove.
2131 * config/ia64/vms.h: Likewise.
2132 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
2133 code to vms.c. Call vms_start_function.
2134 * config/ia64/ia64.c (ia64_start_function): Likewise.
2135 * config/vms/vms-protos.h (vms_start_function): Declare.
2136 * config/vms/vms.c (vms_start_function): New function.
2137 * config/vms/vms.h (MATH_LIBRARY): Define.
2138 (VMS_DEBUG_MAIN_POINTER): Define.
2140 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
2142 PR rtl-optimization/52629
2143 * reload1.c (count_pseudo): Short-circuit common case.
2144 (count_spilled_pseudo): Return early for pseudos without hard regs.
2145 Assert that the pseudo has got a hard reg before manipulating it.
2147 2012-03-24 Jan Hubicka <jh@suse.cz>
2150 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
2151 (decide_is_variable_needed): Do not handle toplevel reorder here.
2152 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
2153 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
2156 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2158 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
2159 and str_bitsize instead of more convoluted expressions.
2161 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2164 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2166 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2169 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
2171 2012-03-23 Martin Jambor <mjambor@suse.cz>
2173 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
2175 2012-03-23 Richard Guenther <rguenther@suse.de>
2177 PR tree-optimization/52678
2178 * tree-vectorizer.h (struct _stmt_vec_info): Add
2179 loop_phi_evolution_part member.
2180 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
2181 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
2182 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
2183 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2184 Use the cached evolution part and the PHI nodes value from
2185 the loop preheader edge instead of re-analyzing the evolution.
2187 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2189 * config/mips/mips-tables.opt: Update.
2190 * config/mips/mips.md (processor): Add xlp.
2191 * config/mips/mips-cpus.def: Add xlp.
2192 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
2194 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
2195 * doc/invoke.texi: Mention XLP.
2197 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2200 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
2201 on any new_local_var_chain vars declared during recursing on
2202 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
2204 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
2206 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
2207 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
2208 (ASM_OUTPUT_LOCAL): Ditto.
2209 (ASM_OUTPUT_COMMON): Remove.
2210 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
2211 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
2213 2012-03-22 Jan Hubicka <jh@suse.cz>
2216 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
2218 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
2219 * ipa-inline-transform.c (save_inline_function_body): Remove
2220 copied clone if needed.
2221 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
2223 2012-03-22 Richard Guenther <rguenther@suse.de>
2226 * fold-const.c (fold_ternary_loc): Fix typo.
2228 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2231 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
2232 (unspecv): Add UNSPECV_MEMORY_BARRIER.
2233 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
2234 (delay_cycles_1, delay_cycles_2): Ditto.
2235 (delay_cycles_3, delay_cycles_4): Ditto.
2236 (nopv, *nopv): Ditto.
2237 (sleep, *sleep): Ditto.
2240 2012-03-22 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/52548
2243 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
2244 because of clobbers.
2245 (prune_clobbered_mems): New function.
2246 (compute_antic_aux): Use it to prune ANTIC_OUT.
2247 (compute_partial_antic_aux): Use it to prune PA_IN.
2248 (compute_avail): Only insert expressions into EXP_GEN that are not
2249 invalidated when translated up to the beginning of the block.
2251 2012-03-22 Richard Guenther <rguenther@suse.de>
2253 PR tree-optimization/52638
2254 * tree-vect-stmts.c (vect_init_vector_1): New function, split
2256 (vect_init_vector): ... here. Handle scalar vector inits.
2257 (vect_get_vec_def_for_operand): Adjust.
2258 (vectorizable_load): Likewise.
2260 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
2262 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
2263 (alpha*-*-freebsd*): Ditto.
2264 (alpha*-*-netbsd*): Ditto.
2265 (alpha*-*-openbsd*): Ditto.
2266 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
2267 (DWARF2_DEBUGGING_INFO): Remove.
2268 (PREFERRED_DEBUGGING_TYPE): Remove.
2269 (ASM_FINAL_SPEC): Remove.
2270 (IDENT_ASM_OP): Remove.
2271 (ASM_OUTPUT_IDENT): Remove.
2272 (SKIP_ASM_OP): Remove.
2273 (ASM_OUTPUT_SKIP): Remove.
2274 (ALIGN_ASM_OP): Remove.
2275 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2276 (ASM_OUTPUT_CASE_LABEL): Remove.
2277 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
2278 (COMMON_ASM_OP): Remove.
2279 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2280 (ASCII_DATA_ASM_OP): Remove.
2281 (READONLY_DATA_SECTION_ASM_OP): Remove.
2282 (INIT_SECTION_ASM_OP): Remove.
2283 (FINI_SECTION_ASM_OP): Remove.
2284 (ASM_SECTION_START_OP): Remove.
2285 (ASM_OUTPUT_SECTION_START_FILE): Remove.
2286 (TARGET_ASM_NAMED_SECTION): Remove.
2287 (TARGET_ASM_SELECT_SECTION): Remove.
2288 (MAKE_DECL_ONE_ONLY): Remove.
2289 (TYPE_ASM_OP): Remove.
2290 (SIZE_ASM_OP): Remove.
2291 (ASM_WEAKEN_LABEL): Remove.
2292 (TYPE_OPERAND_FMT): Remove.
2293 (ASM_DECLARE_RESULT): Remove.
2294 (ASM_DECLARE_OBJECT_NAME): Remove.
2295 (ASM_FINISH_DECLARE_OBJECT): Remove.
2296 (ELF_ASCII_ESCAPES): Remove.
2297 (ELF_STRING_LIMIT): Remove.
2298 (STRING_ASM_OP): Remove.
2299 (ASM_OUTPUT_EXTERNAL): Remove.
2300 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
2301 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
2303 (ASM_DECLARE_FUNCTION_NAME): Ditto.
2304 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
2305 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
2306 (ASM_OUTPUT_SKIP): Ditto.
2307 (READONLY_DATA_SECTION_ASM_OP): Remove.
2308 (USER_LABEL_PREFIX): Remove.
2309 (ASM_OUTPUT_ASCII): Remove.
2310 (ASM_OUTPUT_CASE_LABEL): Remove.
2311 (NO_DOLLAR_IN_LABEL): Undefine.
2313 2012-03-22 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/52459
2316 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
2317 PHI insertion for calls.
2319 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
2321 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
2322 find_sets_in_insn, canonicalize_insn): Split out from ...
2323 (cse_insn): ... here.
2324 (invalidate_from_clobbers): Take an insn instead of the pattern.
2326 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
2329 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
2330 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
2331 * config/sh/sh.md (sindf2, cosdf2): Remove.
2333 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2336 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2337 prologue for unwinder and profiler.
2339 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
2341 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
2342 Introduce emul_name to select the right linker emulation for
2343 powerpc64-*-freebsd*.
2344 * configure: Regenerate.
2345 * config.gcc: Add bits to support powerpc64-*-freebsd*.
2346 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
2347 * config/rs6000/freebsd64.h: New file.
2348 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
2350 (rs6000_savres_strategy): Likewise.
2351 (rs6000_savres_routine_name): Likewise.
2352 (rs6000_elf_file_end): Likewise.
2353 * config/rs6000/t-freebsd64: New file.
2354 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
2355 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2357 * config/rs6000/freebsd64.h: Remove duplicated entries from last
2359 * config/rs6000/t-freebsd64: Likewise.
2361 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
2363 PR rtl-optimization/52543
2365 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
2366 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
2367 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
2368 (avr_load_libgcc_p): Restrict to __flash loads.
2369 (avr_out_lpm): Only handle 1-byte loads from __flash.
2370 (avr_load_lpm): New function.
2371 (avr_find_unused_d_reg): Remove.
2372 (avr_out_lpm_no_lpmx): Remove.
2373 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
2374 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
2375 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
2376 (load_<mode>, load_<mode>_clobber): New insns.
2377 (mov<mode>): For multi-byte move from non-generic
2378 16-bit address spaces: Expand to load_<mode> resp.
2379 load_<mode>_clobber.
2380 (load<mode>_libgcc): Remove expander.
2381 (split-lpmx): Remove split.
2383 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
2385 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
2386 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
2387 All callers changed.
2388 (Fixed_core_reg): New feature.
2389 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
2391 * neon-testgen.ml: Handle Fixed_core_reg.
2393 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
2395 * config/arm/arm.c (thumb2_reorg): Add complete support
2396 for 16-bit instructions.
2397 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
2399 2012-03-21 Richard Guenther <rguenther@suse.de>
2401 PR tree-optimizer/52636
2402 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
2403 to the appropriate type.
2405 2012-03-21 Richard Guenther <rguenther@suse.de>
2407 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
2409 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
2410 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
2411 * passes.c (init_optimization_passes): Remove pass_init_function,
2412 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
2413 * tree-pass.h (pass_init_function): Remove.
2414 (pass_jump): Remove.
2415 (pass_initial_value_sets): Remove.
2416 (pass_unshare_all_rtl): Remove.
2417 * integrate.c (pass_initial_value_sets): Remove.
2418 * emit-rtl.c (pass_unshare_all_rtl): Remove.
2419 * tree.h (init_function_for_compilation): Remove.
2420 * function.c (init_function_for_compilation): Remove.
2421 (pass_init_function): Remove.
2422 * cfgcleanup.c (rest_of_handle_jump): Remove.
2423 (pass_jump): Remove.
2425 2012-03-20 Jason Merrill <jason@redhat.com>
2427 * tree-streamer-in.c (streamer_alloc_tree): Call
2428 ggc_alloc_zone_cleared_tree_node instead of
2429 ggc_alloc_zone_cleared_tree_node_stat.
2431 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
2433 * doc/extend.texi (Template Instantiation): Remove anachronisms.
2435 2012-03-20 Jakub Jelinek <jakub@redhat.com>
2438 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
2439 (ix86_expand_vec_perm_const_1): Call it.
2441 * config/i386/i386.c (vselect_insn): New variable.
2442 (init_vselect_insn): New function.
2443 (expand_vselect, expand_vselect_insn): Add testing_p argument.
2444 Call init_vselect_insn if vselect_insn is NULL. Adjust
2445 PATTERN (vselect_insn), instead of creating a new insn each time,
2446 only emit a copy of it if not testing and recog has been successful.
2447 (expand_vec_perm_pshufb, expand_vec_perm_1,
2448 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
2452 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
2453 ("enabled" attribute): Handle avx2 and noavx2 isas.
2454 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
2456 (vec_dup<mode>): Add avx2 =x,x alternative.
2457 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
2458 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
2459 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
2460 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
2462 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
2463 if possible, handle also V8SFmode.
2465 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
2467 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
2468 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
2469 reg_or_zero_operand predicate.
2470 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
2472 2012-03-20 Jakub Jelinek <jakub@redhat.com>
2474 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
2475 If operand isn't UNSPEC, return 0.
2477 2012-03-20 Richard Guenther <rguenther@suse.de>
2479 * tree-pass.h (pass_rtl_eh): Remove.
2480 * except.c (gate_handle_eh): Likewise.
2481 (rest_of_handle_eh): Likewise.
2482 (pass_rtl_eh): Likewise.
2483 (finish_eh_generation): Export.
2484 * except.h (finish_eh_generation): Declare.
2485 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
2486 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
2487 after expanding stack alignment. Instead of compacting blocks
2490 2012-03-20 Richard Guenther <rguenther@suse.de>
2492 * stor-layout.c (finish_bitfield_representative): Fallback
2493 to conservative maximum size if the padding up to the next
2494 field cannot be computed as a constant.
2495 (finish_bitfield_layout): If we cannot compute the distance
2496 between the start of the bitfield representative and the
2497 bitfield member start a new representative.
2498 * expr.c (get_bit_range): The distance between the start of
2499 the bitfield representative and the bitfield member is zero
2500 if the field offsets are not constants.
2502 2012-03-20 Tristan Gingold <gingold@adacore.com>
2504 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
2505 convert in lowercase.
2506 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
2507 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
2508 * stor-layout.c (sizetype_tab): Adjust.
2509 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
2510 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
2511 instead of type_kind_last.
2512 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
2513 instead of size_int_kind.
2514 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
2515 * doc/tm.texi: Regenerate.
2516 * defaults.h (SIZETYPE): Provide a default value.
2517 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
2520 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
2522 * config/sh/sh.md: Use braced string notation where applicable.
2524 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
2526 * config/i386/i386.md (allocate_stack): Simplify.
2528 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
2530 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
2531 copy_to_mode_reg (Pmode, ...).
2532 (expand_builtin_frame_address): Ditto.
2533 * expr.c (emit_block_move_via_libcall): Ditto.
2534 (set_storage_via_libcall): Ditto.
2536 * config/i386/i386.c (ix86_expand_movmem): Ditto.
2537 (ix86_expand_setmem): Ditto.
2538 (ix86_trampoline_init): DItto.
2539 * config/i386/i386.md (cmpstrnsi): Ditto.
2541 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
2543 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
2544 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
2545 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
2546 (SH Options): Likewise.
2548 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
2551 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
2552 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
2553 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
2554 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
2557 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2559 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
2560 * config/i386/i386.c (ix86_decompose_address): Use
2561 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
2562 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
2563 thread pointer to a register.
2566 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
2568 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
2569 if Pmode != word_mode.
2570 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
2571 Pmode == SImode for TARGET_X32.
2573 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
2574 (tls_initial_exec_x32): Likewise.
2576 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
2579 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
2580 DISP_ADDR_OFFSET): New macros.
2581 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
2582 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
2583 (sh_legitimize_address): Add QImode displacement handling.
2584 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
2586 (sh_secondary_reload): Add QImode displacement handling.
2587 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
2588 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
2589 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
2590 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
2591 to register operands only.
2592 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
2593 (extendqihi2): Change insn to expander.
2594 (*extendqihi2_compact_reg): New insn.
2595 (movqi_i, movqi): Replace with ...
2596 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
2597 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
2598 Add new peepholes for QImode displacement addressing.
2600 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
2603 * doc/invoke.texi: Document -Wuseless-cast.
2605 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
2607 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
2608 * tree.h (handled_component_p): Reorder cases.
2609 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
2610 not initialize unsignedp.
2611 (loc_list_from_tree): Likewise.
2612 (fortran_common): Likewise.
2613 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
2615 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
2617 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
2618 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
2619 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
2620 (ix86_split_long_move): Ditto.
2621 (legitimize_tls_address): Use ix86_gen_sub3.
2622 (construct_plt_address): Assert that Pmode == DImode.
2624 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/i386.md: Remove empty predicates and/or constraints.
2627 * config/i386/sync.md: Ditto.
2628 * config/i386/sse.md: Ditto.
2629 * config/i386/mmx.md: Ditto.
2630 * config/i386/pentium.md: Ditto.
2631 * config/i386/athlon.md: Ditto.
2633 2012-03-16 Richard Guenther <rguenther@suse.de>
2635 PR tree-optimization/52603
2636 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
2640 2012-03-14 Richard Guenther <rguenther@suse.de>
2642 PR tree-optimization/52571
2643 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
2644 flag_section_anchors check ...
2645 (vect_can_force_dr_alignment_p): ... here.
2647 2012-03-16 Martin Jambor <mjambor@suse.cz>
2649 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
2650 memory through MEM_REFs by calling extract_bit_field.
2652 2012-03-16 Richard Guenther <rguenther@suse.de>
2654 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
2655 and REFERENCE_TYPE interpretations.
2656 (can_native_interpret_type_p): New function.
2657 (fold_ternary_loc): Use native encode/interpret to fold
2658 BIT_FIELD_REFs of constants.
2660 2012-03-16 Richard Guenther <rguenther@suse.de>
2663 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
2664 of vector constants and constructors.
2666 2012-03-16 Richard Guenther <rguenther@suse.de>
2668 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
2669 VIEW_CONVERT_EXPR to convert constants.
2670 (vect_is_simple_use): Treat all constants as vec_constant_def.
2672 2012-03-16 Richard Guenther <rguenther@suse.de>
2673 Kai Tietz <ktietz@redhat.com>
2676 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
2677 side-effects completely in the pre-queue and use a temporary
2680 2012-03-16 Richard Guenther <rguenther@suse.de>
2682 * stor-layout.c (finish_bitfield_representative): Fall back
2683 to the conservative maximum size if we cannot compute the
2684 size of the tail padding.
2686 2012-03-16 Tristan Gingold <gingold@adacore.com>
2688 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
2689 __CRTL_VER and __VMS_VER.
2690 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
2691 and vms_c_get_vms_ver.
2692 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
2694 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
2695 (VMS_DEFAULT_VMS_VER): Define.
2696 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
2697 (VMS_DEFAULT_VMS_VER): Define.
2699 2012-03-16 Richard Guenther <rguenther@suse.de>
2701 * tree-vect-loop.c (get_initial_def_for_induction): Use
2702 build_constructor directly.
2703 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
2704 build_vector_from_val.
2705 * tree.c (build_vector_from_val): Avoid creating a constructor
2706 first when we want a constant vector.
2708 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2710 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
2712 2012-03-16 Richard Guenther <rguenther@suse.de>
2714 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
2715 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
2716 (struct tree_vector): Remove elements member, add variable size
2718 (build_vector_stat): Declare.
2719 (build_vector): Define in terms of build_vector_stat.
2720 * tree.c (build_vector): Rename to ...
2721 (build_vector_stat): ... this. Take array of trees as parameter.
2722 (build_vector_from_ctor): Adjust.
2723 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
2724 initializer_zerop): Adjust.
2725 * cfgexpand.c (expand_debug_expr): Likewise.
2726 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
2727 const_vector_from_tree): Likewise.
2728 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
2729 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
2730 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
2731 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
2732 (lto_input_ts_vector_tree_pointers): Adjust.
2733 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
2734 (write_ts_vector_tree_pointers): Adjust.
2735 * varasm.c (const_hash_1, compare_constant, copy_constant,
2736 output_constant): Adjust.
2737 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
2738 * print-tree.c (print_node): Adjust.
2739 * tree-pretty-print.c (dump_generic_node): Adjust.
2740 * tree-vect-generic.c (uniform_vector_p, vector_element,
2741 lower_vec_perm): Adjust.
2742 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
2743 * tree-vect-slp.c (vect_get_constant_vectors,
2744 vect_transform_slp_perm_load): Adjust.
2745 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
2746 * expmed.c (make_tree): Adjust.
2747 * config/i386/i386.c (ix86_expand_builtin): Adjust.
2748 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
2750 (sparc_fold_builtin): Adjust.
2752 2012-03-16 Tristan Gingold <gingold@adacore.com>
2754 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
2755 * config/vms/vms-stdint.h: New file.
2757 2012-03-16 Tristan Gingold <gingold@adacore.com>
2759 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
2760 (ia64-hp-*vms*): Replaced by ...
2761 (*-*-*vms*): ... This new entry.
2763 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2766 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
2767 (ix86_expand_vec_perm_const_1): Use it.
2770 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
2771 (avx2_permv4df): Remove.
2772 (avx2_permv4di): Macroize into...
2773 (avx2_perm<mode>): ... this using VI8F_256 iterator.
2774 (avx2_permv4di_1): Macroize into...
2775 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
2777 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
2779 * combine.c (apply_distributive_law): Do not distribute SUBREG.
2781 2012-03-15 Ira Rosen <irar@il.ibm.com>
2782 Ulrich Weigand <ulrich.weigand@linaro.org>
2784 * tree-vect-patterns.c (widened_name_p): Rename to ...
2785 (type_conversion_p): ... this. Add new argument to determine
2786 if it's a promotion or demotion operation. Check for
2787 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
2788 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
2790 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
2791 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
2793 (vect_recog_mixed_size_cond_pattern): Likewise and allow
2794 non-constant then and else clauses.
2796 2012-03-15 Ira Rosen <irar@il.ibm.com>
2797 Ulrich Weigand <ulrich.weigand@linaro.org>
2799 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
2800 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
2802 * tree-vect-patterns.c (widened_name_p): Pass basic block
2803 info to vect_is_simple_use.
2804 (vect_recog_dot_prod_pattern): Fail for basic blocks.
2805 (vect_recog_widen_sum_pattern): Likewise.
2806 (vect_handle_widen_op_by_const): Support basic blocks.
2807 (vect_operation_fits_smaller_type,
2808 vect_recog_over_widening_pattern): Likewise.
2809 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
2810 Update call to vect_is_simple_use.
2811 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
2813 (check_bool_pattern): Add an argument, update call to
2814 vect_is_simple_use and the recursive calls.
2815 (vect_recog_bool_pattern): Update relevant function calls.
2817 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
2818 (vect_pattern_recog_1): Check for reduction only in loops.
2819 (vect_pattern_recog): Add new argument. Support basic blocks.
2820 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
2821 info to vect_is_simple_use_1.
2822 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
2823 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
2825 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2826 Andrew Pinski <apinski@cavium.com>
2829 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2830 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2831 calls instead of __builtin_ir{int,ound}*.
2833 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2835 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
2838 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2840 * config.gcc (target_type_format_char): New. Document it. Set it for
2842 * configure.ac (gnu_unique_option): Use target_type_format_char
2843 in test. Comment rationale.
2844 * configure: Regenerate .
2846 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2848 PR tree-optimization/52267
2849 * tree-vrp.c (masked_increment): New function.
2850 (register_edge_assert_for_2): Derive ASSERT_EXPRs
2851 from (X & CST1) cmp CST2 tests.
2853 2012-03-15 Richard Guenther <rguenther@suse.de>
2856 * tree-data-ref.c (subscript_dependence_tester_1): Check
2857 all dimensions for non-conflicting access functions.
2859 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2862 * doc/invoke.texi [C++ Language Options]: Document
2863 -ftemplate-backtrace-limit.
2865 2012-03-15 Tristan Gingold <gingold@adacore.com>
2867 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
2870 2012-03-15 Tristan Gingold <gingold@adacore.com>
2872 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
2873 use DW_OP_call_frame_cfa.
2875 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
2878 * config/i386/i386-opts.h (pmode): New.
2880 * config/i386/i386.c (ix86_option_override_internal): Properly
2881 check and set ix86_pmode.
2883 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
2885 * config/i386/i386.opt (maddress-mode=): New.
2887 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
2889 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2891 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
2892 (dwarf2out_do_cfi_asm): Likewise.
2893 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
2895 (add_data_member_location_attribute): Likewise.
2896 (gen_array_type_die): Likewise.
2897 (gen_subprogram_die): Likewise.
2898 (gen_producer_string): Likewise.
2899 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
2900 Remove MIPS_DEBUGGING_INFO handling.
2901 (sdb_debug_hooks): Likewise.
2902 (sdbout_begin_block): Likewise.
2903 (sdbout_end_block): Likewise.
2904 (sdbout_begin_prologue): Likewise.
2905 (sdbout_start_source_file): Likewise.
2906 (sdbout_end_source_file): Likewise.
2907 (sdbout_init): Likewise.
2908 * system.h (MIPS_DEBUGGING_INFO): Poison.
2910 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2912 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
2913 (alpha_file_start) [MS_STAMP]: Remove.
2915 * config/alpha/elf.h (TARGET_GAS): Remove.
2916 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
2917 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
2918 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
2919 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
2920 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
2921 (alpha*-*-freebsd*): Likewise.
2922 (alpha*-*-netbsd*): Likewise.
2923 (alpha*-*-openbsd*): Likewise.
2924 (alpha*-*-*): Remove target_cpu_default2.
2925 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
2927 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
2928 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
2929 * config/alpha/alpha.c (print_operand): Always assume
2930 TARGET_AS_SLASH_BEFORE_SUFFIX.
2931 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
2932 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
2933 ("*builtin_setjmp_receiver_er_1"): Remove.
2934 * config/alpha/alpha.opt (malpha-as): Remove.
2936 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
2938 Remove DEC Unix reference.
2940 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
2941 (EXTENDED_COFF): Remove.
2942 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
2943 (EXTENDED_COFF): Don't undef.
2944 * config/alpha/alpha.c (alpha_file_start): Always assume
2946 Don't set targetm.asm_file_start_file_directive.
2947 [!OBJECT_FORMAT_ELF]: Remove.
2948 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
2950 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
2951 (DBX_DEBUGGING_INFO): Remove.
2952 (MIPS_DEBUGGING_INFO): Remove.
2953 (PREFERRED_DEBUGGING_TYPE): Remove.
2954 (DBX_OUTPUT_SOURCE_LINE): Remove.
2955 (SDB_OUTPUT_SOURCE_LINE): Remove.
2956 (DBX_CONTIN_LENGTH): Remove.
2957 (NO_DBX_FUNCTION_END): Remove.
2958 (ASM_STABS_OP): Remove.
2959 (ASM_STABN_OP): Remove.
2960 (ASM_STABD_OP): Remove.
2961 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
2962 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
2963 (PUT_SDB_DEF): Remove.
2964 (PUT_SDB_PLAIN_DEF): Remove.
2965 (PUT_SDB_TYPE): Remove.
2966 (sdb_label_count): Remove.
2967 (PUT_SDB_BLOCK_START): Remove.
2968 (PUT_SDB_BLOCK_END): Remove.
2969 (PUT_SDB_FUNCTION_START): Remove.
2970 (PUT_SDB_FUNCTION_END): Remove.
2971 (PUT_SDB_EPILOGUE_END): Remove.
2972 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
2973 (MIPS_DEBUGGING_INFO): Don't undef.
2974 (DBX_DEBUGGING_INFO): Don't undef.
2975 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
2976 (MIPS_DEBUGGING_INFO): Don't undef.
2977 (DBX_DEBUGGING_INFO): Don't undef.
2978 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
2979 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
2981 (alpha_start_function): Likewise.
2982 (sdb_label_count): Remove.
2983 (alpha_output_filename): Remove DBX_DEBUG handling.
2984 (alpha_file_start): Likewise.
2986 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2988 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
2989 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
2990 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
2992 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
2993 (ld_tls_support): Remove Solaris 8 references.
2994 (lwp_dir, lwp_spec): Remove support for alternate thread library.
2995 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
2996 * configure: Regenerate.
2997 * config.in: Regenerate.
2999 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
3000 * config/i386/sol2.h: Remove Solaris 8 references.
3002 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
3003 (i?86-*-solaris2.9): ... this.
3004 Remove Solaris 8 references.
3005 (Specific, *-*-solaris2*): Document Solaris 8 removal.
3006 Remove Solaris 8 references.
3008 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3010 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
3011 (mips-sgi-irix6.5*): Remove.
3012 * config.host (mips-sgi-irix*): Remove.
3013 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
3014 (set_have_as_tls): Remove *-*-irix6*.
3015 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
3016 * configure: Regenerate.
3018 * config/mips/iris6.h: Remove.
3019 * config/mips/iris6.opt: Remove.
3020 * config/mips/t-irix6: Remove.
3022 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
3023 (TARGET_IRIX6): Remove.
3024 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
3025 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
3026 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
3028 (mips_file_start): Likewise.
3029 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
3031 * config/mips/driver-native.c [__sgi__]: Remove.
3032 (host_detect_local_cpu) [__sgi__]: Remove.
3034 * config/mips/gnu-user.h: Remove iris5.h reference.
3036 * config/mips/mips-modes.def: Remove IRIX 6 reference.
3037 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
3038 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
3041 * gcc.c (main): Move asm_debug initialization ...
3042 (asm_debug): ... here.
3044 * ginclude/stddef.h (__STDDEF_H__): Don't define.
3046 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
3047 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
3048 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
3049 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
3050 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
3051 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3053 * doc/tm.texi: Regenerate.
3055 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
3057 (MIPS Options, -march): Remove IRIX reference.
3058 * doc/install.texi (Binaries, SGI IRIX): Remove.
3059 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
3061 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
3063 2012-03-14 Martin Jambor <mjambor@suse.cz>
3065 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
3066 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
3067 (expand_expr_real_1): Do not handle misalignment if modifier is
3070 2012-03-14 Richard Guenther <rguenther@suse.de>
3073 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3074 element type instead of mode, use build_vector_type_for_mode
3075 instead of the langhook, build a vector of proper signedness.
3076 (expand_vector_operations_1): Adjust.
3078 2012-03-14 Richard Guenther <rguenther@suse.de>
3081 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
3082 a cgraph node for a FUNCTION_DECL that comes from a constructor.
3083 (gimple_get_virt_method_for_binfo): Likewise.
3085 2012-03-14 Richard Guenther <rguenther@suse.de>
3087 PR tree-optimization/52571
3088 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
3089 flag_section_anchors check ...
3090 (vect_can_force_dr_alignment_p): ... here. Do not re-align
3091 DECL_COMMON variables.
3093 2012-03-14 Richard Guenther <rguenther@suse.de>
3095 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3096 * stor-layout.c (start_bitfield_representative): New function.
3097 (finish_bitfield_representative): Likewise.
3098 (finish_bitfield_layout): Likewise.
3099 (finish_record_layout): Call finish_bitfield_layout.
3100 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3101 for QUAL_UNION_TYPE fields.
3102 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3103 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3104 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3109 * expr.c (get_bit_range): Unconditionally extract bitrange
3110 from DECL_BIT_FIELD_REPRESENTATIVE.
3111 (expand_assignment): Adjust call to get_bit_range.
3113 2012-03-14 Richard Guenther <rguenther@suse.de>
3116 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
3117 the outermost conversion is a sign-change only.
3118 (fold_binary_loc): Disregard widening and sign-changing
3119 conversions when we determine if two variables are equal
3121 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
3122 (T1)x if the outermost conversion is a sign-change only.
3124 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
3127 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
3129 * config/i386/predicates.md (constant_call_address_operand): Declare
3130 as special predicate. Update all uses.
3132 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3135 * c-parser.c (c_parser_postfix_expression)
3136 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3138 * config/i386/smmintrin.h: Avoid /* within a comment.
3139 * config/i386/nmmintrin.h: Likewise.
3141 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3143 * config/i386/i386.md (xbegin): Remove constraint from expander.
3145 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3147 * config/i386/predicates.md (constant_call_address_operand): Declare
3148 as special predicate. Update all uses.
3149 * config/i386/i386.md: Remove mode from constant_call_address_operand
3151 * config/i386/i386.c (ix86_output_call_insn): Call
3152 constant_call_address_operand with VOIDmode.
3154 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3156 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
3157 AND zero extended address correctly.
3159 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3161 * config/i386/predicates.md (tls_symbolic_operand): Declare as
3163 (tls_modbase_operand): Ditto.
3164 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
3165 tls_modbase_operand predicates.
3167 2012-03-13 Martin Jambor <mjambor@suse.cz>
3169 * expr.c (expand_assignment): Handle misaligned scalar writes to
3170 memory through top-level MEM_REFs by calling store_bit_field.
3172 2012-03-13 Richard Guenther <rguenther@suse.de>
3175 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
3176 if Y is a constant multiple of 1 << CST.
3178 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
3181 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3182 offset (size) to a value the insns can deal with.
3183 (expand_epilogue): Ditto.
3185 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3187 * config/arm/neon.ml (ops): Fixup expected instructions for
3188 unsigned vector compares.
3190 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3192 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
3193 addresses only when %reg is not in word mode.
3195 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3197 * config/microblaze/microblaze.md: Fix typo.
3198 * tree-if-conv.c: Likewise.
3199 * tree-vect-patterns.c: Likewise.
3201 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3203 * config.gcc (extra_passes): Remove.
3204 * configure.ac (extra_passes): Don't substitute.
3205 * configure: Regenerate.
3206 * Makefile.in (EXTRA_PASSES): Remove.
3207 (GCC_PASSES): Remove $(EXTRA_PASSES).
3208 (MOSTLYCLEANFILES): Likewise.
3210 (install-common): Likewise.
3212 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3214 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
3215 * config/i386/i386.c (ix86_decompose_address): Use
3216 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
3217 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
3218 thread pointer to a register.
3220 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
3222 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
3223 on tls_symbolic_operand.
3224 (tls_global_dynamic_64_<mode>): Likewise.
3226 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
3229 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3230 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3232 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
3235 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3236 type from reg_class_t to enum reg_class.
3237 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3239 2012-03-12 Andrew Pinski <apinski@cavium.com>
3241 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
3242 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
3243 (value_replacement): Likewise.
3244 (empty_block_p): Check also if the PHIs for the block are empty.
3246 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
3249 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3250 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3251 r184615 from 2012-02-28.
3253 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
3255 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
3256 (ix86_gen_tls_local_dynamic_base_64): Likewise.
3257 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
3258 and ix86_gen_tls_local_dynamic_base_64.
3259 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
3260 ix86_gen_tls_local_dynamic_base_64.
3262 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
3263 (*tls_global_dynamic_64_<mode>): This.
3264 (tls_global_dynamic_64): Renamed to ...
3265 (tls_global_dynamic_64_<mode>): This.
3266 (*tls_local_dynamic_base_64): Renamed to ...
3267 (*tls_local_dynamic_base_64_<mode>): This.
3268 (tls_local_dynamic_base_64): Renamed to ...
3269 (tls_local_dynamic_base_64_<mode>): This.
3271 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
3273 * config/i386/i386.c (ix86_option_override_internal): Properly
3274 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
3275 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
3276 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
3277 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
3279 * config/i386/sse.md (sse3_monitor64): Renamed to ...
3280 (sse3_monitor64_<mode>): This.
3282 2012-03-12 Tristan Gingold <gingold@adacore.com>
3284 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
3285 (ia64_function_arg_advance): Ditto.
3287 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3289 * config.gcc (mips*-*-openbsd*): Remove.
3290 * config/mips/openbsd.h: Remove.
3291 * config/mips/sdb.h: Remove.
3293 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
3294 * config/mips/mips.c (sdb_label_count): Remove.
3295 (mips_debugger_offset): Remove #if 0 code.
3296 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
3297 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
3299 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3301 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3303 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3304 Update binutils references.
3305 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3306 Update binutils reference.
3307 Update Sun as/GNU ld caveat.
3308 Document binutils largefile requirement for LTO plugin.
3309 Remove reference to alternate libpthread.
3311 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3313 * config.gcc (alpha*-dec-osf5.1*): Remove.
3314 * config.host (alpha*-dec-osf*): Remove.
3315 * configure.ac (*-*-osf*): Remove.
3316 (alpha*-dec-osf*): Remove.
3317 * configure: Regenerate.
3319 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
3320 config/alpha/va_list.h, config/alpha/x-osf: Remove.
3322 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
3323 * config/alpha/alpha.c (struct machine_function): Update comment.
3324 (alpha_start_function): Remove Tru64 UNIX as handling for
3326 * config/alpha/alpha.md ("exception_receiver"): Remove
3327 TARGET_LD_BUGGY_LDGP.
3328 ("*exception_receiver_2"): Likewise.
3329 * except.c (finish_eh_generation): Remove Tru64 reference.
3330 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
3331 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
3332 * target.def (handle_pragma_extern_prefix): Remove.
3334 * Makefile.in (mips-tfile.o-warn): Remove.
3335 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
3336 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
3337 * mips-tdump.c, mips-tfile.c: Remove.
3339 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
3341 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
3342 (Specific, alpha*-dec-osf5.1): Note removal.
3343 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
3345 * doc/tm.texi: Regenerate.
3346 * doc/trouble.texi (Cross-Compiler Problems): Remove.
3348 2012-03-12 Richard Guenther <rguenther@suse.de>
3350 * config/arm/arm.c (neon_dereference_pointer): Do not call
3351 covert during RTL expansion.
3353 2012-03-12 Tristan Gingold <gingold@adacore.com>
3355 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
3356 Options. Mention -mpointer-size.
3358 2012-03-12 Richard Guenther <rguenther@suse.de>
3360 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
3361 build_nonstandard_integer_type.
3363 2012-03-12 Richard Guenther <rguenther@suse.de>
3365 * tree.c (signed_or_unsigned_type_for): Use
3366 build_nonstandard_integer_type.
3367 (signed_type_for): Adjust documentation.
3368 (unsigned_type_for): Likewise.
3369 * tree-pretty-print.c (dump_generic_node): Use standard names
3370 for non-standard integer types if available.
3372 2012-03-12 Tristan Gingold <gingold@adacore.com>
3374 * config/vms/vms.opt: Add vms-opts.h header.
3375 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
3377 (-mvms-return-codes): Document.
3378 (-mpointer-size): New option.
3379 (vms_pointer_size): Add enumeration.
3380 * config/vms/vms-opts.h: New file.
3381 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
3382 __INITIAL_POINTER_SIZE.
3383 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
3384 (C_COMMON_OVERRIDE_OPTIONS): Define.
3385 (DWARF2_ADDR_SIZE): Define.
3386 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
3387 * config/vms/vms-protos.h (vms_c_common_override_options):
3389 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
3390 if -mno-pointer-size.
3391 (vms_c_common_override_options): New function.
3392 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
3393 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
3394 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
3395 and flag_vms_pointer_size.
3396 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
3397 * config.gcc (*-*-*vms*): Define xm_file.
3398 (alpha*-dec-*vms*): Do not define xm_file.
3399 (alpha64-dec-*vms*): Remove.
3400 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
3403 2012-03-12 Jakub Jelinek <jakub@redhat.com>
3405 PR tree-optimization/51721
3406 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
3407 if (int) unsvar cmp CST.
3409 2012-03-12 Richard Guenther <rguenther@suse.de>
3411 * tree-sra.c (create_access_replacement): Only rename the replacement
3412 if we can rewrite it into SSA form. Properly mark register typed
3413 replacements that we cannot rewrite with TREE_ADDRESSABLE.
3414 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
3415 for aggregate or BLKmode results.
3417 2012-03-12 Jakub Jelinek <jakub@redhat.com>
3419 PR tree-optimization/52533
3420 * tree-vrp.c (register_edge_assert_for_2): Use double_int
3421 type for mask, only handle shifts by non-zero in-range
3422 shift count, for LE_EXPR and GT_EXPR if new_val is
3423 maximum, don't add the assertion.
3425 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
3427 * doc/invoke.texi: Document -mrtm option.
3428 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
3429 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
3430 (ix86_handle_option): Handle OPT_mrtm.
3431 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
3433 (x86_64-*-*): Ditto.
3434 * i386-builtin-types.def (INT_FTYPE_VOID): New.
3435 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3437 (ix86_target_string): Define -mrtm option.
3439 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
3441 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
3442 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
3444 (bdesc_special_args): Ditto.
3445 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
3446 (ix86_expand_special_args_builtin): Handle new built-in type.
3447 (ix86_expand_builtin): Handle XABORT instruction.
3448 * config/i386/i386.h (TARGET_RTM): New.
3449 * config/i386/i386.md (UNSPECV_XBEGIN): New.
3450 (UNSPECV_XEND): Ditto.
3451 (UNSPECV_XABORT): Ditto.
3452 (UNSPECV_XTEST): Ditto.
3459 * config/i386/i386.opt (mrtm): New.
3460 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
3461 * config/i386/rtmintrin.h: New header.
3462 * config/i386/xtestintrin.h: Ditto.
3464 2012-03-12 Tristan Gingold <gingold@adacore.com>
3466 * ginclude/stddef.h: Adjust previous patch.
3467 Use __VMS__ instead of VMS.
3469 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
3471 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
3472 Also convert sequences with CC setting arithmetic instruction.
3474 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
3476 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
3477 from C Language Options to Preprocessor Options.
3478 (C Dialect Options): Move -no-integrated-cpp documentation
3480 (Preprocessor Options): ...to here. Rewrite the description
3481 so it makes more sense, and remove discussion of merging front ends.
3483 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3485 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
3487 (ix86_expand_setmem): Likewise.
3489 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
3491 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
3494 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3496 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
3497 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
3499 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3501 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
3503 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3505 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
3508 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3509 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/predicates.md (call_insn_operand): Allow
3512 constant_call_address_operand in Pmode only.
3513 (sibcall_insn_operand): Ditto.
3514 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
3515 (*call_vzeroupper): Ditto.
3517 (*sibcall_vzeroupper): Ditto.
3518 (*call_value): Ditto.
3519 (*call_value_vzeroupper): Ditto.
3520 (*sibcall_value): Ditto.
3521 (*sibcall_value_vzeroupper): Ditto.
3522 (*indirect_jump): Ditto.
3523 (*tablejump_1): Ditto.
3524 (indirect_jump): Convert memory address to word mode for TARGET_X32.
3526 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
3529 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
3532 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
3533 Use movrt_negc instead of negc pattern for non-SH2A.
3535 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
3537 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
3539 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
3540 if Pmode != word_mode.
3541 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
3542 Pmode == SImode for TARGET_X32.
3544 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
3545 (tls_initial_exec_x32): Likewise.
3547 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3549 PR rtl-optimization/52528
3550 * combine.c (can_combine_p): Add setting of subst_low_luid
3551 before call to expand_field_assignment().
3553 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
3555 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
3556 and related program names.
3558 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
3560 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
3562 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3566 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3568 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3569 (*movdi_internal_rex64): Use %E operand modifier for lea.
3570 (*movsi_internal): Ditto.
3572 (*lea<mode>_2): Ditto.
3573 (*lea_{3,4,5,6}_zext): Ditto.
3574 (*tls_global_dynamic_32_gnu): Ditto.
3575 (*tls_global_dynamic_64): Ditto.
3576 (*tls_dynamic_gnu2_lea_32): Ditto.
3577 (*tls_dynamic_gnu2_lea_64): Ditto.
3578 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3580 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3582 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3583 redefine to be NULL if the current bit-size is different from the
3584 configured bit-size.
3586 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3587 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3588 set the default tuning. Add asserts to make sure the cpu and tune
3589 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3590 test whether the index is set, instead of > 0.
3591 (rs6000_file_start): Do not reset the default cpu if the current
3592 bit-size is different from the configured bit-size.
3594 2012-03-09 Tristan Gingold <gingold@adacore.com>
3596 * config/vms/vms-crtlmap.map: Add comments.
3597 Add entries needed to build Ada RTS.
3599 2012-03-09 Tristan Gingold <gingold@adacore.com>
3601 * ginclude/stddef.h: Do not define __size_t on VMS.
3603 2012-03-09 Tristan Gingold <gingold@adacore.com>
3605 * c-tree.h (c_default_pointer_mode): New variable.
3606 * c-decl.c (c_default_pointer_mode): New variable.
3607 (c_build_pointer_type): New function.
3608 (grokdeclarator): Call c_build_pointer_type instead
3609 of build_pointer_type.
3611 * config/vms/vms-c.c: Include c-tree.h
3612 (saved_pointer_mode): New variable.
3613 (handle_pragma_pointer_size): New function.
3614 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
3615 (vms_c_register_pragma): Register __pointer_size and
3616 __required_pointer_size pragmas.
3618 2012-03-09 Tristan Gingold <gingold@adacore.com>
3620 * config/vms/vms-c.c (vms_construct_include_filename): New function.
3621 (vms_c_register_includes): Reference it.
3623 2012-03-09 Andrew Pinski <apinski@cavium.com>
3626 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
3628 (tree_ssa_phiopt_worker): Go through all the PHIs for
3629 value_replacement instead of just the singleton one.
3630 (value_replacement): Change return type to int. Return 0 instead of
3632 Allow the middle basic block to contain more than just the defining
3634 Handle non empty middle basic blocks.
3635 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
3637 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
3639 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
3640 array reference and component reference.
3641 (analyze_scalar_evolution_for_address_of): New.
3643 2012-03-08 Jie Zhang <jzhang918@gmail.com>
3646 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
3647 (hwloop_pattern_reg): Fix set but not used warning.
3648 (bfin_reorg_loops): Remove unused parameter.
3649 (bfin_reorg): Update use of bfin_reorg_loops.
3651 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
3653 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
3654 with integer parameters in registers.
3655 (gen_push): Push register in word_mode instead of Pmode.
3656 (ix86_emit_save_regs): Likewise.
3657 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
3658 (gen_pop): Pop register in word_mode instead of Pmode.
3659 (ix86_emit_restore_regs_using_pop): Likewise.
3660 (ix86_expand_prologue): Replace Pmode with word_mode for push
3661 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
3662 restore RAX and R10 in word_mode.
3663 (ix86_emit_restore_regs_using_mov): Restore integer registers
3665 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
3667 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
3668 (ix86_split_long_move): Likewise.
3670 * config/i386/i386.md (W): New.
3671 (*push<mode>2_prologue): Replace :P with :W.
3672 (*pop<mode>1): Likewise.
3673 (*pop<mode>1_epilogue): Likewise.
3674 (push/pop peephole2): Use word_mode scratch registers.
3676 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
3678 * config/i386/predicates.md (indirect_branch_operand): Simplify.
3680 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
3682 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3683 for constants in [-63,63].
3685 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
3689 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3691 * config/i386/i386.c (ix86_print_operand_address): Only handle
3692 zero-extended DImode addresses.
3694 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3696 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3697 * configure: Regenerate.
3699 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
3702 * config/avr/avr.c (avr_mem_clobber): New static function.
3703 (avr_expand_delay_cycles): Add memory clobber operand to
3704 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3705 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3706 (enable_interrupt, disable_interrupt): New expander.
3707 (nopv, sleep, wdr): New expanders.
3708 (delay_cycles_1): Add memory clobber.
3709 (delay_cycles_2): Add memory clobber.
3710 (delay_cycles_3): Add memory clobber.
3711 (delay_cycles_4): Add memory clobber.
3712 (cli_sei): New insn from former "enable_interrupt",
3713 "disable_interrupt" with memory clobber.
3714 (*wdt): New insn from former "wdt" with memory clobber.
3715 (*nopv): Similar, but for "nopv".
3716 (*sleep): Similar, but for "sleep".
3718 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
3719 Kaz Kojima <kkojima@gcc.gnu.org>
3722 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
3723 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
3724 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3726 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
3728 * config/i386/predicates.md (x86_64_zext_general_operand): New.
3729 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
3730 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
3732 2012-03-07 Walter Lee <walt@tilera.com>
3734 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3735 REG_CFA_* notes for the stack pointer.
3736 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3737 EH_RETURN_STACKADJ_RTX.
3738 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3739 generate REG_CFA_* notes for the stack pointer.
3740 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3741 by EH_RETURN_STACKADJ_RTX.
3743 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3745 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
3746 when __AVR_3_BYTE_PC__ is defined.
3748 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
3750 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
3751 (ix86_print_operand): Handle '^'.
3752 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
3753 using P mode iterator. Add %^ to asm template to conditionally emit
3755 (*rep_movdi_rex64): Ditto.
3756 (*strsetdi_rex_1): Ditto.
3757 (*rep_stosdi_rex64): Ditto.
3758 (*strmov{si,hi,qi}_1): Add %^ to asm template to
3759 conditionally emit addr32 prefix.
3760 (*rep_mov{si,qi}): Ditto.
3761 (*strset{si,hi,qi}): Ditto.
3762 (*rep_stos{si,qi}): Ditto.
3763 (*cmpstrnqi_nz_1): Ditto.
3764 (*cmpstrnqi_1): Ditto.
3765 (*strlenqi_1): Ditto.
3767 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
3769 * config/i386/i386.c (function_value_64): Return pointers in
3770 word_mode instead of Pmode.
3771 (ix86_promote_function_mode): Likewise.
3773 2012-03-07 Richard Guenther <rguenther@suse.de>
3775 * coverage.c (get_gcov_type): Use type_for_mode.
3776 (get_gcov_unsigned_t): Likewise.
3777 * expr.c (store_constructor): Use type_for_mode.
3778 (try_casesi): Likewise.
3779 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
3780 (add_standard_iv_candidates): Use standard type trees.
3781 * dojump.c (do_jump): Remove dead code.
3783 2012-03-07 Richard Guenther <rguenther@suse.de>
3785 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
3787 2012-03-07 Richard Guenther <rguenther@suse.de>
3789 * convert.c (strip_float_extensions): Move ...
3790 * tree.c (strip_float_extensions): ... here.
3792 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3795 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3797 2012-03-07 Richard Guenther <rguenther@suse.de>
3799 * omp-low.c (extract_omp_for_data): Use signed_type_for.
3800 (expand_omp_for_generic): Likewise.
3801 (expand_omp_for_static_nochunk): Likewise.
3802 (expand_omp_for_static_chunk): Likewise.
3803 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
3804 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
3805 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
3806 Use unsigned_type_for.
3807 (vect_create_cond_for_align_checks): Use signed_type_for.
3809 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
3811 PR rtl-optimization/52203
3812 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
3813 all callers to pass NULL except ...
3814 (reset_sched_cycles_in_current_ebb): ... here, save the value
3815 in new variable 'empty'. Increase issue_rate only for
3818 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3821 * Makefile.in: Let install-gcc-ar depend on installdirs,
3822 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3823 Don't double canonicalize if cross-compiling.
3825 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3828 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3829 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3830 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3832 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3835 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3837 * config/avr/avr.md (xload_8): Adjust insn length.
3839 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3842 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3843 if RAMPZ affects reading from RAM.
3845 2012-03-07 Richard Guenther <rguenther@suse.de>
3849 * doc/invoke.texi (Precompiled Headers): Remove sentence that
3850 suggests you can include PCHs from inside another header.
3852 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
3855 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
3857 2012-03-07 Kai Tietz <ktietz@redhat.com>
3859 * doc/invoke.texi (fwritable-relocated-rdata): Document
3860 new Cygwin/MinGW target option.
3861 * config/i386/winnt.c (i386_pe_unique_section): Ignore
3862 reloc if flag -fwritable-relocated-rdata is not set.
3863 (i386_pe_section_type_flags): Likewise.
3864 * config/i386/cygming.opt (fwritable-relocated-rdata):
3865 Add new flag variable flag_writable_rel_rdata.
3867 2012-03-07 Richard Guenther <rguenther@suse.de>
3869 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
3870 precision against gimple constraints.
3872 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
3875 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
3877 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
3878 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
3880 (init_emit_regs): Move associated initialization to...
3881 (init_emit_once): ...here.
3883 2012-03-06 Richard Henderson <rth@redhat.com>
3885 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3886 * config/m68k/sync.md (atomic_test_and_set): Use it.
3887 (atomic_test_and_set_1): Likewise.
3889 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3892 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3893 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3894 (vector_ltgt<mode>): Likewise.
3895 (vector_ordered<mode>): Likewise.
3896 (vector_unordered<mode>): Likewise.
3897 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3899 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3901 * trans-mem.c: New typedef for tm_region_p.
3902 Define vector types for tm_region_p.
3903 (tm_region_init): Replace region_worklist to a vector called
3906 2012-03-06 Richard Guenther <rguenther@suse.de>
3908 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
3909 MEM_REF with constant pointer operand.
3911 2012-03-06 Richard Guenther <rguenther@suse.de>
3914 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3916 2012-03-06 Tristan Gingold <gingold@adacore.com>
3918 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
3919 (external_model_kind): Improve documentation.
3920 (vms_pragma_extern_model): Handle relaxed_redef.
3921 (vms_c_register_pragma): Allow expansion for nomember_alignment.
3923 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
3925 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
3926 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
3927 Some more notes on EIND usage and reorder EIND subsection.
3929 2012-03-06 Tristan Gingold <gingold@adacore.com>
3931 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
3932 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
3934 2012-03-06 Tristan Gingold <gingold@adacore.com>
3936 * config/vms/t-vmsnative (version): Define.
3937 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
3939 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3941 PR rtl-optimization/52250
3942 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3943 to put note list into. Unconditionally call move_bb_info.
3944 (move_bb_info): Do not assert the blocks being in the same region,
3945 just drop the note list if they are not.
3947 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
3950 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
3951 and use unified expansion logic.
3952 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
3953 closer to the existing movt insn.
3954 (negc): Rename insn to *negc. Add new expander.
3955 (movnegt): Use xor pattern for T bit negation. Reserve helper
3956 constant for negc pattern.
3957 (*movnegt): New insn and splitter.
3959 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
3961 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
3964 2012-03-05 Richard Henderson <rth@redhat.com>
3966 * genemit.c (main): Include "target.h" in insn-emit.c.
3967 * Makefile.in (insn-emit.o): Depend on TARGET_H.
3968 * config/sh/sync.md (atomic_test_and_set): Reference
3969 targetm.atomic_test_and_set_trueval instead of
3970 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
3972 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
3974 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3977 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
3979 * langhooks.c (add_builtin_type): New function.
3980 * langhooks.h (add_builtin_type): Export it.
3981 * config/mep/mep.c (mep_init_builtins): Use it.
3982 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
3984 2012-03-05 Jakub Jelinek <jakub@redhat.com>
3987 * tree.h (BLOCK_SAME_RANGE): Define.
3988 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
3989 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
3990 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
3991 isn't equal to supercontext fragment's fragment chain.
3992 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
3994 (blocks_nreverse_all): Likewise.
3995 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
3996 BLOCK_SUPERCONTEXT to supercontext fragment instead of
3997 supercontext fragment's fragment origin.
3998 * dwarf2out.c (add_high_low_attributes): If stmt has the same
3999 range as its parent (or parents thereof etc.), use the parent's
4000 DW_AT_ranges value instead of creating a new .debug_ranges range.
4002 2012-03-05 Richard Henderson <rth@redhat.com>
4005 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4006 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4007 BIGGEST_ALIGNMENT is aligned.
4009 2012-03-05 Richard Henderson <rth@redhat.com>
4011 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
4012 * config/sh/sh.c: ... here.
4014 2012-03-05 Richard Henderson <rth@redhat.com>
4017 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4018 instead of calling negqi2 directly.
4020 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
4023 * trans-mem.c (tm_region_init): Use last_basic_block.
4025 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4027 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4028 * config/sh/sync.md (atomic_test_and_set): New expander.
4029 (tasb, atomic_test_and_set_soft): New insns.
4030 * config/sh/sh.opt (menable-tas): New option.
4031 * doc/invoke.texi (SH Options): Document it.
4033 2012-03-05 Richard Guenther <rguenther@suse.de>
4035 * cfgloop.c (verify_loop_structure): Verify dominators before
4037 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
4038 dominators from here.
4039 * graphite-scop-detection.c (create_sese_edges): Likewise.
4040 * loop-doloop.c (doloop_optimize_loops): Likewise.
4041 * loop-init.c (loop_optimizer_init): Likewise.
4042 * loop-unroll.c (unroll_and_peel_loops): Likewise.
4043 * loop-unswitch.c (unswitch_loops): Likewise.
4044 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
4045 * tree-parloops.c (parallelize_loops): Likewise. Verify
4046 only when checking is enabled.
4047 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
4049 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
4051 * genautomata.c (parse_automata_opt): New static function.
4052 (initiate_automaton_gen): Remove all option handling code. Remove
4053 argc argument. All callers changed.
4054 (main): Call init_rtx_reader_args_cb with the new function as argument.
4056 2012-03-05 Richard Guenther <rguenther@suse.de>
4058 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
4059 * tree-if-conv.c (combine_blocks): Free post-dominator info
4061 * tree-parloops.c (create_parallel_loop): Free and re-compute
4062 dominator info after breaking it.
4064 2012-03-05 Richard Guenther <rguenther@suse.de>
4067 * optabs.h (trapv_unoptab_p): New function.
4068 (trapv_binoptab_p): Likewise.
4069 * optabs.c (expand_binop): Use emit_libcall_block_1 with
4070 a proper equiv_may_trap argument.
4071 (expand_unop): Likewise.
4072 (emit_libcall_block_1): Take extra argument whether the
4073 instruction may trap. Renamed from ...
4074 (emit_libcall_block): ... this. New wrapper.
4076 2012-03-05 Jakub Jelinek <jakub@redhat.com>
4078 PR tree-optimization/51721
4079 * tree-vrp.c (register_edge_assert_for_2): If comparing
4080 lhs of right shift by constant with an integer constant,
4081 add ASSERT_EXPRs for the rhs1 of the right shift.
4083 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
4085 2012-03-05 Richard Guenther <rguenther@suse.de>
4087 * tree.c (integer_zerop): Handle VECTOR_CSTs.
4088 (integer_onep): Likewise.
4089 (integer_all_onesp): Likewise.
4091 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
4093 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4095 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
4097 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
4098 instead of TARGET_64BIT.
4100 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
4102 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
4105 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
4107 * config/i386/i386.c (ix86_print_operand_address): Only handle
4108 zero-extended DImode addresses.
4110 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
4112 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
4113 taken and cputaken as bool.
4115 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
4117 * config/i386/constraints.md (Ya): New internal constraint.
4118 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
4119 (*zero_extendsidi2_rex64): Add x,x alternative.
4120 (*zero_extendsidi2): Ditto. Add o,0 alternative.
4121 Remove flags reg clobber. Adjust corresponding splits.
4122 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
4123 zero_extendqisi2 expanders using SWI12 mode iterator.
4124 (zero_extend<mode>si2_and): Macroize insn from
4125 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
4127 (*zero_extend<mode>si2): Macroize insn from
4128 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
4129 (*zero_extend*2_movzbl_and): Remove insn patterns.
4130 (zero_extendqihi2_and): Merge corresponding splitter.
4131 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
4132 (*zero_extend*2_movzbl_and): Remove insn patterns.
4133 (*anddi_1): Split TYPE_IMOVX instructions.
4134 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
4136 (and->zext splitter): Add splitter pattern.
4137 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
4139 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
4141 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
4143 (Debugging Options): Likewise.
4144 (Optimize Options): Likewise.
4145 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
4146 with other architectures. Use official processor names with correct
4147 spelling/capitalization. Fix formatting and grammar issues.
4148 (i386 and x86-64 Windows Options): Similar cleanup here.
4150 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4152 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
4154 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4156 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
4157 DBX_REGISTER_NUMBER.
4159 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4161 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
4162 operand is CONST_INT. Take COSTS_N_INSNS into account.
4163 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
4166 2012-03-02 Richard Henderson <rth@redhat.com>
4168 * optabs.c (expand_atomic_test_and_set): Honor
4169 atomic_test_and_set_trueval even when atomic_test_and_set
4170 optab is not in use.
4172 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4176 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4177 GENERAL_REGS and FP_REGS for SImode.
4179 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
4182 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
4183 (absdi2): New expander.
4184 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
4186 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
4188 * config/sh/sync.md (atomic_exchange<mode>): New expander.
4189 (atomic_exchange<mode>_soft): New insn.
4191 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
4193 * config/sh/sync.md: Update copyright notice dates.
4194 (atomic_compare_and_swap<mode>): Use SImode for return value instead
4196 (atomic_compare_and_swap<mode>_soft): Likewise.
4198 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
4201 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
4202 * config/sh/sh.c: Update copyright notice dates.
4203 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
4204 alignment for TARGET_HARD_SH4.
4205 (sh_option_override): Reduce default function alignment. Set
4206 loop alignment to 4 bytes when not optimizing for size.
4208 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
4211 * doc/invoke.texi (floop-flatten): Remove.
4212 * toplev.c (process_options): Remove references to flag_loop_flatten.
4213 * tree-ssa-loop.c (gate_graphite_transform): Same.
4214 * common.opt (floop-flatten): Obsolete.
4215 * graphite-poly.c (apply_poly_transforms): Remove reference to
4217 * Makefile.in (graphite-flattening.o): Remove.
4218 * graphite-flattening.c: Remove.
4220 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
4222 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4223 having mode compatible with the mode of previous compare. Substitute
4224 compare mode of previous compare with the mode, compatible
4225 with eliminated and previous compare.
4227 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4229 * config/rs6000/dfp.md (floatdidd2): New define_insn.
4231 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
4233 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
4234 compatible with CCGOCmode and CCGCmode.
4236 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4238 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4240 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
4242 * config/arm/arm.c (arm_sat_operator_match): New function.
4243 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
4244 * config/arm/arm.md ("insn" attribute): Add "sat" value.
4245 ("SAT", "SATrev"): New code iterators.
4246 ("SATlo", "SAThi"): New code iterator attributes.
4247 ("*satsi_<SAT:code>"): New pattern.
4248 ("*satsi_<SAT:code>_shift"): Likewise.
4249 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
4250 and "shift" attributes.
4251 ("arm_usatsihi"): Add "insn" attribute.
4252 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
4253 by powers of two. Do not allow shift by 32.
4255 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
4258 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
4259 to pass the argument in the register of "natural" mode.
4261 2012-03-02 Richard Guenther <rguenther@suse.de>
4263 PR tree-optimization/52406
4264 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4265 (struct indices): Add unconstrained_base member.
4266 (struct dr_alias): Remove unused vops member.
4267 (DR_UNCONSTRAINED_BASE): New define.
4268 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4269 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4270 be an artificial access that covers the whole indexed object,
4271 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4272 plain decl base-objects to their MEM_REF variant.
4273 (dr_may_alias_p): When the base-object of either data reference
4274 has unknown size use only points-to information.
4275 (compute_affine_dependence): Make dumps easier to read and
4277 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4278 DR_REF when looking for packed references.
4279 (vect_supportable_dr_alignment): Likewise.
4281 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
4283 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
4284 Improve conditions for peepholes of loads followed by commutative
4286 * config/arm/ldmstm.md: Regenerated.
4288 2012-03-02 Richard Guenther <rguenther@suse.de>
4290 * BASE-VER: Set to 4.8.0.
4292 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4294 * config.gcc (obsolete): Add all ARM targets using the FPA.
4295 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4296 * doc/install.texi: Avoid references to obsolete ARM ports.
4298 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4300 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4302 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4303 Joern Rennecke <joern.rennecke@embecosm.com>
4305 * doc/extend.texi: Expand and update information on interrupt
4306 attribute for Epiphany.
4308 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4310 * config/sh/sh-protos.h: Update copyright notice dates.
4311 * config/sh/sh.h: Likewise.
4312 * config/sh/sh.md: Likewise.
4313 * config/sh/constraints.md: Likewise.
4314 * config/sh/predicates.md: Likewise.
4316 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4318 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4319 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4321 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4323 * config/sh/constraints.md: Fix comment typo.
4325 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4328 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4329 unsigned HOST_WIDE_INT.
4330 (zvdep_imm64): Likewise.
4331 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4332 (vdepi_and): Likewise.
4333 Likewise for unamed 64-bit patterns.
4334 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4336 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4339 PR rtl-optimization/52417
4340 * cselib.c (cselib_any_perm_equivs): New variable.
4341 (cselib_reset_table): Check that it's not set when not
4342 preserving constants.
4343 (cselib_add_permanent_equiv): Set it.
4344 (cselib_have_permanent_equivalences): New.
4345 (cselib_init, cselib_finish): Reset it.
4346 * cselib.h (cselib_have_permanent_equivalences): Declare.
4347 * alias.c (get_addr): Restore earlier behavior when there
4348 aren't permanent equivalences.
4350 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4352 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4353 * config/v850/v850-modes.def: Fix copyright notice.
4355 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4357 * doc/extend.texi (AVR Built-in Functions): Document
4358 __builtin_avr_flash_segment.
4360 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4361 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4362 (*split.flash_segment): New insn-and-split.
4363 * config/avr/avr.c (avr_init_builtins): Add local variables:
4364 const_memx_void_node, const_memx_ptr_type_node,
4365 char_ftype_const_memx_ptr.
4367 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4369 PR tree-optimization/52445
4370 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4371 add ssa_name_ver, offset and size fields and change store field
4373 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4374 (add_or_mark_expr): Likewise. Only consider previous stores
4375 with the same size and offset.
4376 (nt_init_block): Only look at gimple_assign_single_p stmts,
4377 doesn't look at rhs2.
4379 2012-03-01 Richard Guenther <rguenther@suse.de>
4382 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4383 conversions from integral types to pointer types.
4385 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4387 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4388 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4389 unintentionally removed in r184616.
4391 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4393 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4396 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4397 Uros Bizjak <ubizjak@gmail.com>
4400 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4401 alternatives, add "e" constraint to the new last alternative
4402 and ! to last 3 alternatives.
4404 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4406 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4407 DW_AT_artificial attributes at the end of the processing.
4408 (gen_array_type_die): Likewise.
4409 (gen_enumeration_type_die): Likewise.
4410 (gen_struct_or_union_type_die): Likewise.
4411 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4414 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4417 * expr.c (expand_assignment): If doing misaligned store that doesn't
4418 cover all mode bits, perform a RMW cycle.
4420 PR tree-optimization/52429
4421 * tree-parloops.c (separate_decls_in_region_debug): Return early
4422 if var is LABEL_DECL.
4424 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4426 PR tree-optimization/52424
4427 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4428 calling dom_thread_across_edge.
4430 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4432 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4434 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4436 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4437 * config/avr/avr.c (avr_output_bld): Remove unused function.
4438 (avr_out_sbxx_branch): Use "%T" to print bit position.
4440 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4442 * config/avr/avr.md: Untabify.
4444 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4446 * config/avr/avr.md (eqne): New code iterator.
4447 (*dec-and-branchsi): Use it in text peephole's condition.
4448 (*dec-and-branchhi): Ditto.
4449 (*dec-and-branchqi): Ditto.
4451 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4454 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4455 the device does not have the skip-bug.
4457 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4459 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4460 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4461 -mpretend-cmove): New.
4463 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4466 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4467 doesn't count DEBUG_INSN refs.
4468 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4469 for DEBUG_INSN refs.
4471 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4475 2012-02-20 Richard Guenther <rguenther@suse.de>
4476 PR tree-optimization/52298
4477 * tree-vect-stmts.c (vectorizable_load): Properly use
4478 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
4480 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4483 * gimple.h (gimple_in_transaction): New.
4484 (gimple_set_in_transaction): New.
4485 (struct gimple_statement_base): Add in_transaction field.
4486 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4488 (tree_ssa_lim_initialize): Compute transaction bits.
4489 * tree.h (compute_transaction_bits): Protoize.
4490 * trans-mem.c (tm_region_init): Use the heap to store BB
4492 (compute_transaction_bits): New.
4494 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4496 * gcc.c (display_help): Document --help=common and sort entries
4499 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4501 * doc/install.texi: Document check-$LANG specific shortcuts
4503 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4506 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4508 * config/arm/arm_neon.h: Regenerate.
4509 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4510 (neon_vcgeu): New insn.
4511 (neon_vcgtu): Likewise.
4512 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4513 (ops): Unsigned comparison intrinsics call a different builtin.
4515 2012-02-28 Richard Guenther <rguenther@suse.de>
4518 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4519 ordering for the VEC_CONCAT for two element vectors for
4520 V2SFmode, V2SImode and V2DImode.
4522 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4525 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4526 detecting big-endian triplets.
4528 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4530 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4531 mode if there is no type information available.
4533 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4535 PR tree-optimization/53207
4536 * doc/invoke.texi: Document as experimental and relying on graphite.
4538 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4540 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4541 of initializer to changes from r184614.
4543 2012-02-28 Richard Guenther <rguenther@suse.de>
4545 PR tree-optimization/52395
4546 * tree-sra.c (build_ref_for_offset): Also look at the base
4547 TYPE_ALIGN when figuring out the alignment of the replacement.
4549 2012-02-28 Richard Guenther <rguenther@suse.de>
4551 PR tree-optimization/52402
4552 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4553 mis-aligned types when creating the accesses at the call site.
4555 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4557 * config/avr/builtins.def: New file.
4558 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4559 * config/avr/avr.c (enum avr_builtin_id): Use it.
4560 (avr_init_builtins): Use it. And use avr_bdesc.
4561 (bdesc_1arg): Remove.
4562 (bdesc_2arg): Remove.
4563 (bdesc_3arg): Remove.
4564 (struct avr_builtin_description): Add field n_args.
4565 (avr_bdesc): New static variable using builtins.def.
4566 (avr_expand_builtin): Use it.
4567 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4568 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4569 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4571 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4574 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4575 match only one single hard register with respective hard reg rtx.
4576 (movmemx_<mode>): Ditto.
4577 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4578 insn anatomy of movmem[x]_<mode>.
4579 (avr_out_movmem): Same for printing assembler and operand usage.
4581 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4585 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4586 address spaces located outside of device flash.
4588 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4589 (mcu_type_s): Add field n_flash.
4590 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4591 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4592 (AVR_MCU): Add N_FLASH argument.
4593 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4594 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4595 macro __FLASH<n> if that address space makes sense for the device.
4596 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4597 outside of target flash.
4598 (avr_asm_named_section): Ditto.
4599 (avr_asm_select_section): Ditto.
4600 (avr_addr_space_convert): Ditto.
4601 (avr_emit_movmemhi): Ditto.
4602 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4603 address space is outside of device flash.
4604 (avr_insert_attributes): Ditto.
4605 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4606 avr_current_arch->n_segments.
4608 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4611 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
4612 (*movabs<mode>_2): Likewise.
4614 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4617 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4618 s_register_operand in the test instead of REG_P. Don't call
4619 gen_reg_rtx if it won't be used.
4621 PR tree-optimization/52376
4622 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4624 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4626 * ifcvt.c (noce_get_condition): Check condition variable is not
4627 small_register_classes_for_mode_p before accepting.
4629 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4631 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4633 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4636 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4637 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4639 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4641 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4643 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4645 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4647 * config/sh/predicates.md: Remove blank lines.
4648 * config/sh/sh.c: Fix typos in comments.
4649 * config/sh/constraints.md: Likewise.
4650 * config/sh/sh.md: Remove blank lines.
4651 Fix typos in comments. Use ;; as comment characters.
4653 2012-02-26 Walter Lee <walt@tilera.com>
4655 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4656 (replace_mov_pcrel_step2): Ditto.
4658 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4661 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4662 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4663 and locs that reference values newer than the non-canonical value
4664 at hand. Return the canonical value as a worst case.
4665 (memrefs_conflict_p): Walk canonical value's locs.
4668 * cselib.c (preserve_only_constants): Rename to...
4669 (preserve_constants_and_equivs): ... this. Split out...
4670 (invariant_or_equiv_p): ... this. Preserve plus expressions
4671 of other preserved expressions too.
4672 (cselib_reset_table): Adjust.
4673 * var-tracking.c (reverse_op): Use canonical value to build
4676 2012-02-23 Kai Tietz <ktietz@redhat.com>
4678 * config/i386/i386.c (ix86_delegitimize_address): Handle
4679 UNSPEC_PCREL plus displacement.
4681 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4684 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4685 to test for unusedness in st X addressing.
4687 2012-02-24 Richard Guenther <rguenther@suse.de>
4690 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4691 (is_gimple_reg_type): Move inline ...
4692 * gimple.h (is_gimple_reg_type): ... here.
4694 2012-02-24 Richard Guenther <rguenther@suse.de>
4697 * passes.c (execute_function_todo): When verifying SSA form
4698 verify gimple form first.
4699 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4701 2012-02-24 Richard Guenther <rguenther@suse.de>
4704 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4705 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4707 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4709 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4711 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4713 * tree-phinodes.c (make_phi_node): Mark static.
4714 * tree-flow.h (make_phi_node): Remove extern decl.
4715 * doc/gimple.texi (make_phi_node): Remove documentation.
4717 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4719 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4720 * tree-ssa-sccvn.c (print_scc): Ditto.
4722 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4724 * doc/passes.texi (Full redundancy elimination): Fix typo.
4726 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4728 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4730 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4733 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4735 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4738 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4740 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4742 * config/avr/avr.md (code_stdname): Add ior, xor.
4743 (xior): New code iterator.
4744 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4745 (*<code_stdname><mode>qi.byte1-3): Ditto.
4747 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4749 PR tree-optimization/52019
4750 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4753 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4755 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4756 HAVE_INITFINI_ARRAY to work around namespace pollution in
4757 certain versions of newlib system headers.
4758 * config.in: Regenerate.
4759 * configure: Regenerate.
4760 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4761 instead of HAVE_INITFINI_ARRAY.
4763 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4766 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4767 is not offsettable memory reference.
4769 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4772 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4773 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4775 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4777 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4778 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4780 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4782 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4783 library on Solaris 8 even without TLS support.
4784 * configure: Regenerate.
4786 2012-02-22 Richard Guenther <rguenther@suse.de>
4789 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4790 for GIMPLE_DEBUG stmts.
4792 2012-02-22 Martin Jambor <mjambor@suse.cz>
4795 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4796 according to the base object.
4798 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4800 PR rtl-optimization/50063
4801 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4802 and 2 (8-bit SP) in operand 2.
4803 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4804 setup to use movhi_sp_r instead of vanilla move to write SP.
4805 Adjust REG_CFA notes to superseed unspec.
4806 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4808 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4809 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4810 irq_state 1 (IRQ known to be on) here.
4812 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4814 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4816 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4817 assign_hard_reg): Likewise.
4819 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4821 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4823 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4826 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4827 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4829 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4831 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4832 prototype from here to...
4833 * config/avr/avr.h: ...here.
4835 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4838 * thumb2.md (thumb2_shiftsi3_short): Split register and
4839 immediate shifts. For register shifts tie operands 0 and 1.
4840 (peephole2 for above): Check that register-controlled shifts
4841 have suitably tied operands.
4843 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4846 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4847 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4848 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4849 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4850 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4851 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4852 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4853 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4854 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4855 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4856 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4857 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4858 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4859 bdver1_ssevector_avx256_unaligned_load,
4860 bdver1_ssevector_sse128_unaligned_load,
4861 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4862 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4863 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4864 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4865 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4866 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4867 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4868 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4869 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4870 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4871 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4872 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4873 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4874 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4875 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4876 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4877 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4878 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4879 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4880 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4881 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4882 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4883 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4884 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4885 bdver1_ssediv_double_load, bdver1_ssediv_double,
4886 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4887 Add "bdver2" attribute.
4889 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4891 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4892 default if possible and not specified otherwise.
4894 2012-02-21 Richard Guenther <rguenther@suse.de>
4897 * gimplify.c (create_tmp_from_val): Use the main variant type
4898 for the type of the temporary we create.
4900 2012-02-21 Richard Guenther <rguenther@suse.de>
4902 PR tree-optimization/52324
4903 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4904 do not gimplify a MEM_REF address operand if it is already
4907 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4909 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4910 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4912 2012-02-21 Richard Guenther <rguenther@suse.de>
4914 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4915 nested_in_vect_loop.
4917 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4919 PR tree-optimization/52318
4920 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4921 vdef also to non-pure/const call stmts in the sequence.
4923 2012-02-21 Tristan Gingold <gingold@adacore.com>
4925 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
4927 2012-02-20 David S. Miller <davem@davemloft.net>
4929 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4930 don't use the "rd %pc" instruction on v9 for PIC register loads.
4932 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4935 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4936 in a transaction safe function.
4938 2012-02-20 Kai Tietz <ktietz@redhat.com>
4941 * stor-layout.c (place_field): Handle desired_align for
4944 2012-02-20 Richard Guenther <rguenther@suse.de>
4946 PR tree-optimization/52298
4947 * tree-vect-stmts.c (vectorizable_store): Properly use
4948 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4950 (vectorizable_load): Likewise.
4951 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4952 Access DR_STEP after ensuring it is not NULL.
4954 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4956 PR tree-optimization/52286
4957 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4958 optimization use double_int_to_tree instead of build_int_cst_wide,
4959 rewrite to use double_int vars.
4961 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4964 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4966 Remove -e 0 from $gcc_cv_ld invocation.
4967 Only use __GLIBC_PREREQ if defined.
4968 Enable on Solaris since Solaris 8 patch.
4969 (gcc_SUN_LD_VERSION): New macro.
4970 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4971 gcc_SUN_LD_VERSION for version number format.
4972 * configure: Regenerate.
4973 * varasm.c (get_elf_initfini_array_priority_section): Set
4974 SECTION_NOTYPE for non-default priority.
4975 Use get_section instead of get_unnamed_section to emit
4976 .init_array/.fini_array with default priority.
4978 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4980 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4981 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4982 (mips_start_unique_function, mips_output_mips16_rdhwr)
4983 (mips_code_end): New functions.
4984 (TARGET_ASM_CODE_END): Define.
4986 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4988 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4989 to stubs with non-sibling calls.
4991 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4993 * doc/invoke.texi (-fira-* options): Copy-edit.
4994 (ira-* parameters): Copy-edit.
4996 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4998 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4999 GCC coding conventions.
5001 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5003 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5004 when used as adjectives.
5006 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5008 * doc/invoke.texi: Clean up "that"/"which" confusion.
5010 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5012 * system.h: Poison SMALL_REGISTER_CLASSES
5013 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5014 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5016 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5018 PR tree-optimization/52285
5019 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5020 when deciding if a call is a tail call or tail recursion.
5022 2012-02-16 Kai Tietz <ktietz@redhat.com>
5024 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5025 interger-constant displacement for UNSPEC_PCREL.
5027 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5029 PR rtl-optimization/52208
5030 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5031 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5033 PR tree-optimization/52255
5034 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5035 loop->header has virtual PHI, but exit_e->dest doesn't, add
5036 virtual PHI to exit_e->dest and adjust all uses after the loop.
5039 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5040 children with clone_tree_hash, not after it.
5042 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5044 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5045 extended identifiers.
5047 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5050 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5051 a same_body_alias, also test whether e->callee isn't a former
5052 or current clone of the decl this is a same body alias of.
5054 PR translation/52264
5055 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5057 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5059 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5061 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5064 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5065 force_reg instead of copy_to_reg for better optimization. Force
5066 non-register or memory operands into a register.
5068 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5070 * extend.texi: Reserve upper bits of memory model for future use.
5072 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5073 Anatoly Sokolov <aesok@post.ru>
5074 Eric Weddington <eric.weddington@atmel.com>
5077 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5078 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5079 Rewrite initializers for .macro.
5080 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5081 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5082 atxmega32d4, atxmega32x1.
5083 avrxmega4: atxmega64a3, atxmega64d3.
5084 avrxmega5: atxmega64a1, atxmega64a1u.
5085 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5086 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5087 avrxmega7: atxmega128a1, atxmega128a1u.
5088 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5089 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5090 (struct base_arch_s): Rename reserved to xmega_p.
5091 Rename reserved2 to have_rampd.
5092 (AVR_XMEGA): New define.
5093 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5094 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5095 * config/avr/predicates.md (io_address_operand): Take into
5097 (low_io_address_operand): Ditto.
5098 (high_io_address_operand): Ditto.
5099 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5100 (enabled, movhi_sp_r): Use them.
5101 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5102 cpp_define_formatted to built-in define __AVR_ARCH__.
5103 (__AVR_XMEGA__): New built-in define.
5104 (__AVR_HAVE_RAMPD__): New built-in define.
5105 (__AVR_HAVE_RAMPX__): New built-in define.
5106 (__AVR_HAVE_RAMPY__): New built-in define.
5107 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5109 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5110 (avr_option_override): Initialize them.
5111 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5112 (avr_init_expanders): Initialize them. No more block several calls.
5113 (emit_push_sfr): New static function.
5114 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5116 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5117 (avr_print_operand): Print addreeses as symbols for
5118 RAMPX, RAMPY, RAMPD, CCP.
5119 (output_movhi): Handle AVR_XMEGA when writing to SP.
5120 (avr_out_movhi_mr_r_xmega): New static function.
5121 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5122 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5123 __RAMPD__, __CCP__ as needed.
5125 * config/avr/multilib.h: Regenerate.
5126 * config/avr/t-multilib: Regenerate.
5127 * config/avr/avr-tables.opt: Regenerate.
5129 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5131 PR tree-optimization/50561
5132 * graphite-flattening.c (lst_project_loop): Do not
5133 remove old scattering dimensions after flattening.
5134 (lst_do_flatten): Likewise.
5136 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5138 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5139 __builtin_avr_map8, __builtin_avr_map16.
5140 Document __builtin_avr_insert_bits.
5142 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5143 (insert_bits): New insn.
5144 (adjust_len.map_bits): Rename to insert_bits.
5145 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5146 * avr-protos.h (avr_out_map_bits): Remove.
5147 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5148 * config/avr/constraints.md (Cxf,C0f): New.
5149 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5150 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5151 New built-in define __BUILTIN_AVR_INSERT_BITS.
5152 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5153 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5154 (avr_move_bits): Rewrite.
5155 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5157 (avr_map_op_t): New typedef.
5158 (avr_map_op): New static variable.
5159 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5160 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5161 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5162 (bdesc_3arg, avr_expand_triop_builtin): New.
5163 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5164 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5165 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5166 (avr_map_equal_p, avr_map_sig_p): Remove.
5167 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5168 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5169 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5170 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5171 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5172 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5174 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5176 * config/c6x/c6x.md (reserve_cycles): New attribute.
5177 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5178 don't reserve functional units after the branch occurs.
5180 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5183 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5184 functions into non-tm_pure functions.
5186 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5189 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5190 (iterative_hash_canonical_type): Likewise.
5191 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5194 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5196 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5197 sched-group insn, it either remains alone or the entire list is pruned.
5199 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5201 * doc/install.texi (Prerequisites): Fix grammar.
5202 (Configuration): Likewise.
5204 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5206 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5207 MPC as part of GCC before describing configuring with --with-gmp etc.
5208 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5209 sources are present.
5211 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5214 * dwarf2out.c (clone_tree_hash): New function.
5215 (copy_decls_walk): Use it instead of clone_tree.
5217 2012-02-14 Richard Guenther <rguenther@suse.de>
5219 PR tree-optimization/52244
5220 PR tree-optimization/51528
5221 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5222 replacements for integral types.
5224 2012-02-14 Walter Lee <walt@tilera.com>
5226 * config.gcc: Handle tilegx and tilepro.
5227 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5229 Add HAVE_AS_TLS check for tilegx and tilepro.
5230 * configure: Regenerate.
5231 * doc/contrib.texi: Add Mat Hostetter and self.
5232 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5233 Document instruction intrinsics and network accessing intrinsics.
5234 (TILEPro Built-in Functions): New node. Document instruction
5235 intrinsics and network accessing intrinsics.
5236 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5237 (Specific, tilepro-*-linux*): Likewise.
5238 * doc/invoke.texi (TILE-Gx Options): New section.
5239 (TILEPro Options): New section.
5240 * doc/md.texi (TILE-Gx): New section.
5241 (TILEPro): New section.
5242 * common/config/tilegx/tilegx-common.c: New file.
5243 * common/config/tilepro/tilepro-common.c: New file.
5244 * config/tilegx/constraints.md: New file.
5245 * config/tilegx/linux.h: New file.
5246 * config/tilegx/mul-tables.c: New file.
5247 * config/tilegx/predicates.md: New file.
5248 * config/tilegx/sync.md: New file.
5249 * config/tilegx/t-tilegx: New file.
5250 * config/tilegx/tilegx-builtins.h: New file.
5251 * config/tilegx/tilegx-c.c: New file.
5252 * config/tilegx/tilegx-generic.md: New file.
5253 * config/tilegx/tilegx-modes.def: New file.
5254 * config/tilegx/tilegx-multiply.h: New file.
5255 * config/tilegx/tilegx-protos.h: New file.
5256 * config/tilegx/tilegx.c: New file.
5257 * config/tilegx/tilegx.h: New file.
5258 * config/tilegx/tilegx.md: New file.
5259 * config/tilegx/tilegx.opt: New file.
5260 * config/tilepro/constraints.md: New file.
5261 * config/tilepro/gen-mul-tables.cc: New file.
5262 * config/tilepro/linux.h: New file.
5263 * config/tilepro/mul-tables.c: New file.
5264 * config/tilepro/predicates.md: New file.
5265 * config/tilepro/t-tilepro: New file.
5266 * config/tilepro/tilepro-builtins.h: New file.
5267 * config/tilepro/tilepro-c.c: New file.
5268 * config/tilepro/tilepro-generic.md: New file.
5269 * config/tilepro/tilepro-modes.def: New file.
5270 * config/tilepro/tilepro-multiply.h: New file.
5271 * config/tilepro/tilepro-protos.h: New file.
5272 * config/tilepro/tilepro.c: New file.
5273 * config/tilepro/tilepro.h: New file.
5274 * config/tilepro/tilepro.md: New file.
5275 * config/tilepro/tilepro.opt: New file.
5277 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5279 PR tree-optimization/52210
5280 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5281 vect_model_simple_cost with two entry vect_def_type array instead
5282 of an address of dt.
5284 2012-02-14 Richard Guenther <rguenther@suse.de>
5287 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5288 Do not stream DECL_QUALIFIER.
5289 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5290 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5291 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5293 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5296 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5299 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5302 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5303 * cselib.c (cselib_subst_to_values_from_insn): New function.
5304 * sched-deps.c (add_insn_mem_dependence,
5305 sched_analyze_1, sched_analyze_2): Use it.
5307 2012-02-13 Jan Hubicka <jh@suse.cz>
5310 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5312 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5314 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5315 (GTM_SELF_SPECS): Define if not already defined.
5316 (driver_self_specs): Add GTM_SELF_SPECS.
5317 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5318 (GTM_SELF_SPECS): Define.
5319 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5320 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5322 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5324 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5327 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5330 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5331 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5333 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5336 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5338 2012-02-13 Richard Guenther <rguenther@suse.de>
5340 PR translation/52211
5341 * passes.c (enable_disable_pass): Fix typo.
5343 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5346 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5347 XOR for reduce_bit_field if type is unsigned.
5349 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5351 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5352 disallow changes from SFmode to mode with different size in FP regs.
5354 2012-02-12 Robert Millan <rmh@gnu.org>
5355 Gerald Pfeifer <gerald@pfeifer.com>
5357 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5360 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5362 PR rtl-optimization/52175
5363 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5364 to frame-related instructions.
5366 2012-02-10 Jason Merrill <jason@redhat.com>
5369 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5370 (demangle_new_symbols): Fill it.
5371 (scan_linker_output): Walk it.
5372 (start_tweaking): Split out from scan_linker_output.
5373 (maybe_tweak): Update sym->chosen.
5374 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5376 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5379 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5381 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5383 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5384 having the same mode as previous compare.
5386 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5388 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5389 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5390 (nonlocal_goto_internal): Likewise.
5391 (nonlocal_goto): Emit a use and an indirect jump directly.
5393 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5396 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5397 __atomic_{is,always}_lock_free.
5399 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5402 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5403 negative constant address for TARGET_X32.
5405 2012-02-10 Richard Henderson <rth@redhat.com>
5407 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5408 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5409 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5411 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5412 Ira Rosen <irar@il.ibm.com>
5414 PR tree-optimization/50031
5415 * targhooks.c (default_builtin_vectorization_cost): Handle
5417 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5418 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5419 all types of reduction and pattern statements.
5420 (vect_estimate_min_profitable_iters): Likewise.
5421 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5422 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5423 for explicit realigns.
5424 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5425 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5427 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5428 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5429 vec_perm for VSX and handle vec_promote_demote.
5431 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5434 * builtins.c (fold_builtin_atomic_always_lock_free,
5435 expand_builtin_atomic_always_lock_free,
5436 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5437 Return and/or test boolean_true_node/boolean_false_node instead of
5438 integer_one_node/integer_zero_node.
5440 2012-02-10 Jan Hubicka <jh@suse.cz>
5443 * predict.c (predict_paths_for_bb): Prevent looping.
5444 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5446 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5448 * config/arm/arm.c (output_move_double): In one case properly
5449 count number of instructions that will be emitted.
5451 2012-02-10 Richard Guenther <rguenther@suse.de>
5453 PR translation/52193
5454 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5456 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5459 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5461 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5464 * var-tracking.c (emit_note_insn_var_location): If
5465 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5466 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5467 non-NOTE_DURING_CALL_P insn.
5469 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5472 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5474 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5477 * gcc.c (switch_matches) Support switches with separated form,
5480 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5482 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5484 (RAMPZ_ADDR): Ditto.
5485 * config/avr/avr.c (avr_addr_t): New typedef.
5486 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5487 (avr_init_expanders): Initialize it.
5488 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5490 (expand_epilogue): Ditto.
5491 (avr_print_operand): Ditto.
5492 (avr_file_start): Ditto.
5493 (avr_emit_movmemhi): Ditto.
5495 2012-02-08 Richard Guenther <rguenther@suse.de>
5497 PR tree-optimization/46886
5498 * tree-flow.h (do_while_loop_p): Declare.
5499 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5500 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5502 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5504 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5505 always succeed for integers larger than a native word.
5507 2012-02-08 Richard Guenther <rguenther@suse.de>
5509 PR rtl-optimization/52170
5510 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5511 properly handle integer vector modes.
5513 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5515 PR gcov-profile/52150
5516 * coverage.c: Include target.h.
5517 (build_var): Call targetm.strip_name_encoding on the assembler name.
5518 Change one _ into . or $ if the target allows it.
5519 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5521 PR rtl-optimization/52139
5522 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5523 is a BARRIER after emit_insn_after_noloc, move BB_END
5524 to the last non-BARRIER insn before it.
5526 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5529 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5530 (mips_gimplify_va_arg_expr): Call it instead of
5531 std_gimplify_va_arg_expr.
5533 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5535 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5536 message for -mno-pointers-to-nested-function.
5538 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5541 * expr.c (get_inner_reference): If there is an offset, add a negative
5542 bit position to it (if any).
5544 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5546 PR rtl-optimization/52060
5547 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5548 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5549 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5550 and/or i0src_copy2 when needed.
5552 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5554 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5555 or LTOPLUGINSONAME if have_c.
5557 * config/freebsd-spec.h: Add comment about what macros can be defined
5559 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5560 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5563 2012-02-07 Richard Guenther <rguenther@suse.de>
5565 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5566 newline in -alias dumps.
5568 2012-02-07 Kai Tietz <ktietz@redhat.com>
5569 Dave Korn <dave.korn.cygwin@gmail.com>
5572 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5573 Take care that typinfo gets dllexport-attribute.
5575 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5578 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5579 if modifier < EXPAND_SUM call force_operand on the result.
5581 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5583 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5584 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5586 (epiphany_function_type): Replace types for specific interrupts with
5587 EPIPHANY_FUNCTION_INTERRUPT.
5588 (EPIPHANY_INTERRUPT_P): Update.
5589 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5590 New static function.
5591 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5592 <disinterrupt>: Affects type identity.
5593 (epiphany_handle_interrupt_attribute): Handle variable number of
5595 (epiphany_compute_function_type): Update for new
5596 epiphany_function_type definition.
5597 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5598 handlers with a longcall forwarder.
5599 (epiphany_start_function): Handle multiple interrupt arguments and/or
5600 forwarder_section attribute.
5602 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5605 2012-02-07 Alan Modra <amodra@gmail.com>
5608 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5611 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5613 PR tree-optimization/50969
5614 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5615 use vec_perm rather than vector_stmt.
5616 (vect_model_load_cost): Likewise.
5617 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5618 vec_perm to be the same as other vector statements.
5619 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5620 cost of vec_perm for TARGET_VSX.
5622 2012-02-06 Richard Guenther <rguenther@suse.de>
5624 PR tree-optimization/52115
5625 * tree-sra.c (access_has_replacements_p): New function.
5626 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5628 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5631 * trans-mem.c (expand_call_tm): Add an assertion.
5632 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5635 2012-02-06 Richard Guenther <rguenther@suse.de>
5637 PR tree-optimization/50955
5638 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5639 raise cost of expressions that replace an address with an
5640 expression based on a different pointer.
5642 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5645 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5646 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5648 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5651 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5652 -Weffc++ and specify guidelines come from second edition.
5654 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5656 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5657 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5658 (call_direct_split, call_value_split, call_value_internal_direct)
5659 (call_value_direct_split, call_value_multiple_split): Use jal and
5660 jal_macro attributes.
5662 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5664 * reload1.c (reload_regs_reach_end_p): Replace with...
5665 (reload_reg_rtx_reaches_end_p): ...this function.
5666 (new_spill_reg_store): Update commentary.
5667 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5668 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5669 before setting new_spill_reg_store.
5670 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5671 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5672 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5673 for non-spill reload registers.
5675 2012-02-05 Ira Rosen <irar@il.ibm.com>
5677 PR tree-optimization/52091
5678 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5679 (vect_is_simple_use_1): Likewise.
5680 * tree-vect-loop.c (vectorizable_reduction): Update calls
5681 to vect_is_simple_use_1 and vect_is_simple_use.
5682 (vectorizable_live_operation): Likewise.
5683 * tree-vect-patterns.c (widened_name_p,
5684 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5685 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5686 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5687 vectorizable_shift,vectorizable_operation, vectorizable_store,
5688 vectorizable_load): Likewise.
5689 (vect_is_simple_cond): Add an argument, pass it to
5690 vect_is_simple_use_1.
5691 (vectorizable_condition): Update calls to vect_is_simple_cond,
5693 (vect_is_simple_use): Add an argument, the statement in which
5694 OPERAND is used. Check that if OPERAND's def stmt is a double
5695 reduction phi node, the use is a phi node too.
5696 (vect_is_simple_use_1): Add an argument, pass it to
5698 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5699 to vect_is_simple_use.
5701 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5703 PR rtl-optimization/52095
5704 * modulo-sched.c (dump_insn_locator): New function.
5705 (loop_canon_p, sms_schedule): Use it.
5707 PR rtl-optimization/52113
5708 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5709 even for decomposable shift/zext insns.
5711 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5712 Zdenek Dvorak <ook@ucw.cz>
5714 PR rtl-optimization/52092
5715 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5716 on get_iv_value result.
5718 2012-02-02 Andrew Pinski <apinski@cavium.com>
5722 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5724 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5727 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5729 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5731 PR rtl-optimization/49800
5732 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5733 (sched_finish): Call regstat_free_n_sets_and_refs.
5735 2012-02-02 Jia Liu <proljc@gmail.com>
5737 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5740 2012-02-02 Jan Hubicka <jh@suse.cz>
5741 Tom de Vries <tom@codesourcery.com>
5744 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5745 * varpool.c (varpool_analyze_pending_decls): Likewise.
5747 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5748 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5750 * config.gcc: Add cr16-* support.
5752 * doc/extend.texi: Document cr16 extensions.
5753 * doc/install.texi: Document cr16 install.
5754 * doc/invoke.texi: Document cr16 options.
5755 * doc/md.texi: Document cr16 constraints.
5757 * common/config/cr16/cr16-common.c: New file.
5758 * config/cr16/cr16.c: New file.
5759 * config/cr16/cr16.h: New file.
5760 * config/cr16/cr16.md: New file.
5761 * config/cr16/cr16.opt: New file.
5762 * config/cr16/cr16-protos.h: New file.
5763 * config/cr16/predicates.md: New file.
5764 * config/cr16/constraints.md: New file.
5765 * config/cr16/t-cr16: New file.
5767 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5770 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5771 that operands[2] is either immediate, or q_regs_operand.
5773 PR tree-optimization/52073
5774 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5775 a pattern stmt for pattern uses, ignore uses outside of the loop.
5777 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5779 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5780 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5781 (OUT_AS1, OUT_AS2): Remove.
5783 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5785 PR rtl-optimization/51374
5786 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5787 to cross other volatile_refs_p insns.
5789 2012-02-01 Richard Guenther <rguenther@suse.de>
5791 * doc/invoke.texi (fno-inline): Clarify documentation.
5792 (finline-small-functions): Likewise.
5793 (finline-functions): Likewise.
5794 * common.opt (finline): Adjust comment and documentation.
5795 (finline-small-functions): Clarify documentation.
5796 (finline-functions): Likewise.
5797 (finline-functions-called-once): Likewise.
5799 2012-02-01 Tristan Gingold <gingold@adacore.com>
5801 * c-typeck.c (composite_type): Keep mode for pointers.
5803 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5805 * function.h (regno_reg_rtx): Adjust comment.
5806 * reginfo.c (init_reg_modes_target): Only use the previous mode
5807 if it fits within one register. Remove MIPS comment.
5809 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5812 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5814 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5816 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5817 to srak instruction.
5819 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5821 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5823 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5828 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5830 2012-01-31 Richard Guenther <rguenther@suse.de>
5832 PR tree-optimization/51528
5833 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5836 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5841 * ree.c (add_removable_extension): Change def_map argument
5842 to unsigned *, store in def_map 1 + offset into *insn_list vector
5843 instead of pointers into the vector.
5844 (find_removable_extensions): Adjust caller.
5846 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5848 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5849 Transform all "* quoted-c-code" to { c-code }.
5850 Remove redundant test for "optimize" in combine patterns.
5851 Move (include "avr-dimode.md") to end of file.
5853 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5856 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5857 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5859 2012-01-30 Richard Guenther <rguenther@suse.de>
5861 PR tree-optimization/52028
5862 * tree-loop-distribution.c (ldist_gen): Properly update
5865 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5868 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5869 set_cur_line_info_table if not emitting debug info.
5871 PR tree-optimization/52046
5872 * tree-vect-patterns.c (check_bool_pattern): Give up if
5873 a comparison could throw.
5876 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5878 2012-01-30 Richard Guenther <rguenther@suse.de>
5880 PR tree-optimization/52045
5881 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5882 SSA form if cfgcleanup did anything.
5884 2012-01-30 Richard Guenther <rguenther@suse.de>
5886 PR tree-optimization/52045
5887 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5888 before computing final todo.
5890 2012-01-30 Richard Guenther <rguenther@suse.de>
5892 PR tree-optimization/51528
5893 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5896 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5898 * df-problems.c (df_kill_notes): Check that the use refers
5899 to the note under examination.
5901 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5904 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5905 parameter and use short-lived pseudos.
5906 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5907 (sparc_expand_vector_init): Const-ify local variables and adjust
5908 calls to above functions.
5910 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5912 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5914 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5916 * doc/invoke.texi: Make usage of "compile time" and
5917 "run time"/"runtime" consistent throughout the file.
5919 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5921 * config/alpha/alpha.c (alpha_option_override): Default to
5922 full IEEE compliance mode for Go language.
5924 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5926 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5927 (LINK_SSP_SPEC): Define.
5929 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5932 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5935 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5937 * doc/invoke.texi: Correct hyphenation of "floating point",
5938 "double precision", and related terminology throughout the file.
5940 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5943 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5944 arm_general_register_operand predicate for operand 2 instead of
5947 2012-01-27 Ian Lance Taylor <iant@google.com>
5950 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5951 * builtins.c (expand_builtin_init_trampoline): Add onstack
5952 parameter. Change caller.
5953 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5954 * tree.c (build_common_builtin_nodes): Declare
5955 __builtin_init_heap_trampoline.
5957 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5959 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5960 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5961 * config/avr/avr.c: Ditto.
5962 (avr_regnames): Remove because unused.
5963 * config/avr/avr.md (*cpse.ne): New peephole.
5964 (*cpse.eq): New peephole from former cpse peepholes.
5966 2012-01-27 Michael Eager <eager@eagercon.com>
5968 * config/microblaze.c (microblaze_emit_compare): Correct
5969 test after pcmp instruction.
5971 2012-01-27 Richard Guenther <rguenther@suse.de>
5973 PR tree-optimization/52020
5974 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5976 2012-01-27 Richard Guenther <rguenther@suse.de>
5978 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5979 function non-const/pure.
5981 2012-01-27 Richard Guenther <rguenther@suse.de>
5983 PR tree-optimization/50444
5984 * tree-sra.c (build_ref_for_offset): Properly adjust the
5985 MEM_REF type for unaligned accesses.
5987 2012-01-27 Richard Guenther <rguenther@suse.de>
5989 PR tree-optimization/50444
5990 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5991 (expand_assignment): Use it. Properly handle misaligned
5992 bases when expanding stores to component references.
5993 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5996 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5999 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6000 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6001 * tree-data-ref.c (find_data_references_in_loop): Make static.
6002 (compute_all_dependences): Change return type to bool. Bail out
6003 for too many datarefs in a loop. Move the hunk resetting the data
6004 dependences vector from ...
6005 (compute_data_dependences_for_loop): ... here. Account for
6006 compute_all_dependences returning false.
6007 (compute_data_dependences_for_bb): Likewise.
6008 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6009 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6011 2012-01-27 Richard Guenther <rguenther@suse.de>
6014 * expr.c (store_field): Use the alias-set of the scratch memory
6017 2012-01-27 Tom de Vries <tom@codesourcery.com>
6019 PR tree-optimization/51990
6020 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6022 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6024 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6027 * var-tracking.c (reverse_op): Don't add any reverse operation
6028 if V already has any constant locations.
6030 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6032 * doc/invoke.texi: Correct usage of "command line" (noun)
6033 vs "command-line" (adjective) throughout.
6035 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6037 * doc/invoke.texi (Language Independent Options): Move
6038 -Wcoverage-mismatch blurb from here....
6039 (Warning Options): ...to here.
6041 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6043 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6044 Set rs6000_always_hint to false for 476.
6046 2012-01-27 Matthias Klose <doko@ubuntu.com>
6048 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6050 * incpath.c (add_standard_paths): Likewise.
6052 2012-01-27 Richard Henderson <rth@redhat.com>
6054 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6055 * config/m68k/sync.md (atomic_test_and_set): Rename from
6056 sync_test_and_setqi and adjust the operands.
6057 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6058 and unconditionally enable.
6060 2012-01-27 Richard Henderson <rth@redhat.com>
6062 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6063 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6064 (ldstub): Rename from ldstubqi.
6065 (ldstub<I24MODE>): Remove.
6067 2012-01-27 Richard Henderson <rth@redhat.com>
6069 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6070 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6071 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6072 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6073 * doc/tm.texi: Rebuild.
6075 2012-01-27 Richard Henderson <rth@redhat.com>
6077 * optabs.c (gen_atomic_test_and_set): Remove default.
6078 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6080 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6082 PR rtl-optimization/51978
6083 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6084 (combine_reaching_defs): Likewise.
6085 (struct re_info): Remove.
6086 (add_removable_extension): Remove x and data arguments,
6087 add insn, insn_list and def_map. Use the arguments directly
6088 instead of using struct re_info.
6089 (find_removable_extensions): Don't call add_removable_extension
6090 through note_stores, instead just call it with single_set
6092 (find_and_remove_re): Pass curr_cand->expr instead of
6093 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6095 2012-01-26 Michael Matz <matz@suse.de>
6097 PR tree-optimization/46590
6098 * cfgexpand.c: Revert last change (r183305).
6099 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6101 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6102 checking for emptiness.
6104 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6107 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6108 non-addressable non-BLKmode base correctly.
6110 2012-01-26 Michael Matz <matz@suse.de>
6112 PR tree-optimization/48794
6113 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6114 regions referenced from RESX/EH_DISPATCH.
6116 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6118 * config/s390/s390.h: Make BRANCH_COST an option.
6119 * config/s390/s390.opt: New option -mbranch-cost.
6121 2012-01-26 Richard Henderson <rth@redhat.com>
6123 Revert 2012-01-24 change:
6124 * trans-mem.c (requires_barrier): Do not instrument thread local
6125 variables and emit save/restore for them.
6127 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6130 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6133 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6135 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6138 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6141 Rename __pgm to __flash.
6142 Rename __pgm1 to __flash1.
6143 Rename __pgm2 to __flash2.
6144 Rename __pgm3 to __flash3.
6145 Rename __pgm4 to __flash4.
6146 Rename __pgm5 to __flash5.
6147 Rename __pgmx to __memx.
6148 * doc/extend.texi (AVR Named Address Spaces)
6149 Rename address space names as indicated above.
6150 * config/avr/avr.c (avr_addrspace): Ditto.
6152 * config/avr/avr-protos.h
6153 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6154 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6155 * config/avr/predicates.md: Ditto.
6156 * config/avr/avr.c Ditto, and
6157 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6158 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6160 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6161 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6162 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6163 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6164 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6165 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6166 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6167 * config/avr/avr.c: Ditto.
6168 * config/avr/avr.md: Ditto.
6170 2012-01-25 Jason Merrill <jason@redhat.com>
6173 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6175 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6177 PR tree-optimization/51987
6178 * tree-data-ref.c (get_references_in_stmt): Handle references in
6179 non-volatile GIMPLE_ASM.
6181 2012-01-25 Richard Guenther <rguenther@suse.de>
6183 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6184 bases are dereferenced.
6186 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6188 PR rtl-optimization/48374
6189 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6191 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6193 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6194 compute_data_dependences_for_loop returns false.
6195 * tree-parloops.c (loop_parallel_p): Likewise.
6197 2012-01-25 Richard Guenther <rguenther@suse.de>
6199 * tree.h (get_pointer_alignment_1): Declare.
6200 * builtins.c (get_pointer_alignment_1): New function.
6201 (get_pointer_alignment): Use it.
6203 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6205 PR rtl-optimization/48308
6206 * combine.c (enum undo_kind): Add UNDO_LINKS.
6207 (struct undo): Add member l to other_contents and where.
6208 (do_SUBST_LINK): New.
6210 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6211 (undo_all): Handle UNDO_LINKS.
6213 2012-01-25 Richard Henderson <rth@redhat.com>
6215 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6218 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6220 * optabs.c (gen_atomic_test_and_set): Use each argument.
6222 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6224 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6225 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6226 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6227 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6228 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6229 TARGET_PAIRED_SINGLE_FLOAT.
6231 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6233 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6234 (in_struct, return_val): Remove MEM documentation.
6235 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6236 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6237 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6239 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6240 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6241 * expr.c (store_field): Likewise.
6242 * function.c (assign_stack_temp_for_type): Likewise.
6243 * ifcvt.c (noce_try_cmove_arith): Likewise.
6244 * reload1.c (reload): Likewise.
6245 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6246 (alpha_set_memflags): Likewise.
6247 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6249 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6251 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6253 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6254 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6255 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6257 * cselib.c (cselib_rtx_varies_p): Delete.
6258 (cselib_invalidate_mem): Update call to canon_true_dependence.
6259 * dse.c (record_store, check_mem_read_rtx): Likewise.
6260 (scan_reads_nospill): Likewise.
6261 * cse.c (check_dependence): Likewise.
6262 (cse_rtx_varies_p): Delete.
6263 * expr.c (safe_from_p): Update call to true_dependence.
6264 * ira.c (validate_equiv_mem_from_store): Likewise.
6265 (memref_referenced_p): Likewise.
6266 * postreload-gcse.c (find_mem_conflicts): Likewise.
6267 * sched-deps.c (sched_analyze_2): Likewise.
6268 * store-motion.c (load_kills_store): Likewise.
6269 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6270 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6271 (compute_transp): Update call to canon_true_dependence.
6273 2012-01-25 Richard Henderson <rth@redhat.com>
6275 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6276 (maybe_emit_atomic_test_and_set): New.
6277 (expand_sync_lock_test_and_set): Use it.
6278 (expand_atomic_test_and_set): Likewise.
6279 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6280 the implementation; clarify implementation defined details.
6281 * doc/md.texi (atomic_test_and_set): Document.
6283 2012-01-25 Richard Henderson <rth@redhat.com>
6285 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6287 2012-01-25 Richard Henderson <rth@redhat.com>
6290 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6291 to effect no-op split.
6293 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6296 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6297 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6298 (BT_FN_VOID_PTR_INT_SIZE): New.
6299 (BT_FN_UINT_UINT_VAR): Remove.
6300 (BT_FN_UINT32_UINT32_VAR): New.
6301 (BT_FN_DOUBLE_VPTR): Remove.
6302 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6304 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6305 (_ITM_changeTransactionMode): Same.
6306 (_ITM_memmoveRtWt): Change return type to void.
6307 (_ITM_memcpyRtWt): Same.
6308 (_ITM_memsetW): Same.
6309 (_ITM_RaRD): Change types to double.
6314 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6316 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6317 Patrick Marlier <patrick.marlier@gmail.com>
6319 * trans-mem.c (requires_barrier): Do not instrument thread local
6320 variables and emit save/restore for them.
6322 2012-01-24 Jason Merrill <jason@redhat.com>
6325 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6326 output static aliases.
6328 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6331 * common.opt (-pie, -shared, pie, shared): Change from Common to
6333 * gcc.c (display_help): Display help for -pie and -shared.
6335 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6338 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6339 Remove note on size/offset limitation.
6340 (AVR Variable Attributes): Add example how to read data located
6341 with progmem. Refer to named address spaces.
6342 * doc/invoke.texi (AVR Options): Fix typo.
6344 2012-01-24 Richard Guenther <rguenther@suse.de>
6346 Forward-port to trunk
6347 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6350 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6351 op0 isn't sufficiently aligned and there is movmisalignM
6352 insn for mode, use it to load op0 into a temporary register.
6354 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6357 * target.def (const_not_ok_for_debug_p): New hook.
6358 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6360 * doc/tm.texi: Regenerated.
6361 * dwarf2out.c (const_ok_for_output_1): If
6362 targetm.const_not_ok_for_debug_p returns true, fail.
6363 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6365 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6367 2012-01-23 Kai Tietz <ktietz@redhat.com>
6370 * config/i386/predicates.md (symbolic_operand): Allow
6371 UNSPEC_PCREL as PIC expression for lea.
6372 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6373 * config/i386/i386.c (ix86_delegitimize_address): Handle
6374 UNSPEC_PCREL for none-MEM, too.
6376 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6378 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6379 (ipa_tm_create_version_alias): Same.
6381 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6384 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6385 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6387 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6388 Patrick Marlier <patrick.marlier@gmail.com>
6389 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6392 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6393 simple_object_start_read.
6395 2012-01-23 Richard Guenther <rguenther@suse.de>
6398 PR tree-optimization/51895
6399 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6400 parameter decomposition into BLKmode components.
6402 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6404 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6405 fake variables for restrict-qualified pointers whose pointed-to type
6406 contains a placeholder.
6408 2012-01-23 Richard Guenther <rguenther@suse.de>
6410 PR tree-optimization/51949
6411 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6413 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6415 PR rtl-optimization/51933
6416 * ree.c (transform_ifelse): Return true right away if dstreg is
6417 already wider or equal to cand->mode.
6418 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6419 (make_defs_and_copies_lists): Remove defs_list and copies_list
6420 arguments, add state argument, just truncate state->work_list
6421 instead of always allocating and freeing the vector. Assert that
6422 get_defs succeeds instead of returning 2. Changed return type to bool.
6423 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6424 have ext_src_mode, see if it has been modified already with the
6425 right kind of extension and has been extended before from the
6426 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6427 just return true. Remember the original mode in state->modified array.
6428 (combine_reaching_defs): Add state argument. Don't allocate and
6429 free here def_list, copied_list and vec vectors, instead just
6430 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6431 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6432 Add state variable, clear vectors in it, initialize state.modified
6433 if needed. Free all the vectors at the end and state.modified too.
6434 Don't skip a candidate if the extension expression has been modified.
6436 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6439 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6440 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6441 (extra_options) interix.opt -> i386/interix.opt"
6442 (extra_objs):Add winnt-stubs.o
6443 * configure.ac: Add interix to target_os .comm on PE check.
6444 * configure: Regenerate.
6445 * config/interix3.h: Delete and move bits to..
6446 * config/interix.h: Delete and move bits to..
6447 * config/i386/i386-interix3.h: Delete and move bits to..
6448 * config/i386/i386-interix.h: ..here.
6449 (TARGET_CPU_DEFAULT): Remove redefinition.
6450 (TARGET_ASM_CONSTRUCTOR): Undefine.
6451 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6452 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6453 (PTRDIFF_TYPE): Define.
6454 (LONG_DOUBLE_TYPE_SIZE): Define.
6455 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6456 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6457 (TARGET_SECTION_TYPE_FLAGS): Define.
6458 (ASM_DECLARE_FUNCTION_NAME): Define.
6459 (ASM_OUTPUT_EXTERNAL): Define.
6460 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6461 (ASM_OUTPUT_ALIGNED_BSS): Define.
6462 (PCC_BITFIELD_TYPE_MATTERS): Define.
6463 (USE_CONST_SECTION): Define.
6464 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6465 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6466 (SUPPORTS_ONE_ONLY): Remove.
6467 (I386_PE_STRIP_ENCODING): Define.
6468 * config/interix.opt: Delete and move bits to..
6469 * config/i386/interix.opt: ..here. New.
6470 (mpe-aligned-commons): Add.
6471 * config/i386/t-interix: Add copyright header.
6472 (winnt-stubs.o): Add rule.
6474 2012-01-22 Jason Merrill <jason@redhat.com>
6477 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6478 for extra name aliases.
6480 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6482 PR rtl-optimization/51924
6483 * ree.c (combine_set_extension): Improve debugging message.
6484 (combine_reaching_defs): Likewise.
6485 (get_defs): Rename confusingly named variable.
6486 (find_and_remove_re): Skip a candidate if the extension expression has
6489 2012-01-21 Robert Millan <rmh@gnu.org>
6490 Gerald Pfeifer <gerald@pfeifer.com>
6492 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6493 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6495 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6497 PR tree-optimization/51914
6498 * tree-vect-stmts.c (vectorizable_conversion): For
6499 cvt_type && modifier == WIDEN, put temporary with cvt_type
6500 at the beginning of vec_dsts and set vec_dest to temporary
6503 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6505 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6507 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6509 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6510 * config/rs6000/rs6000.c: Likewise.
6512 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6515 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6516 output_move_double on a copy of operands array.
6518 2012-01-20 Cary Coutant <ccoutant@google.com>
6519 Dodji Seketeli <dodji@redhat.com>
6522 * dwarf2out.c (copy_declaration_context): Return ref to parent
6523 of declaration DIE, if necessary.
6524 (remove_child_or_replace_with_skeleton): Add new parameter; update
6525 caller. Place skeleton DIE under parent DIE of original declaration.
6526 Move call to copy_declaration_context to here ...
6527 (break_out_comdat_types): ... from here.
6529 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6531 PR rtl-optimization/51856
6532 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6535 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6538 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6539 hints for neon loads and stores.
6541 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6545 * doc/extend.texi (Named Address Spaces): Split into subsections.
6546 (AVR Named Address Spaces): New subsection.
6547 (M32C Named Address Spaces): New subsection.
6548 (RL78 Named Address Spaces): New subsection.
6549 (SPU Named Address Spaces): New subsection.
6550 (Variable Attributes): New anchor "AVR Variable Attributes".
6551 (AVR Variable Attributes): Rewrite and avoid wording
6552 "address space" in this context.
6553 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6554 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6555 (AVR Built-in Macros): New subsubsection therein.
6556 * doc/md.texi (AVR constraints): Remove "C04", "R".
6558 2012-01-20 Richard Guenther <rguenther@suse.de>
6560 PR tree-optimization/51903
6561 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6562 when removing stmts.
6564 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6567 * config/arm/arm.c (arm_load_pic_register): Use
6568 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6569 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6570 (arm_pic_static_addr): Likewise.
6571 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6572 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6573 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6574 (pic_load_addr_unified): New.
6576 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6579 * function.c (instantiate_virtual_regs_in_insn): Use
6580 delete_insn_and_edges when removing a wrong asm insn.
6582 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6584 PR rtl-optimization/40761
6585 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6586 Add new member loop_num.
6587 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6588 (ira_build): Remove the parameter.
6590 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6591 (ira.c): Do not build CFG loops for one region allocation. Remove
6592 argument from ira_build call.
6594 * ira-build.c (init_loop_tree_node): New function.
6595 (create_loop_tree_nodes): Use it. Separate the case when CFG
6596 loops are not built.
6597 (more_one_region_p): Check current_loops.
6598 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6600 (add_loop_to_tree): Process loop equal to NULL too.
6601 (form_loop_tree): Separate the case when CFG loops are not built.
6602 Use explicitly number for the root.
6603 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6605 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6606 instead of loop->num.
6607 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6608 (mark_all_loops_for_removal): Ditto.
6609 (remove_unnecessary_regions): Separate the case when CFG loops
6611 (ira_build): Remove the parameter. Use explicit number of regions
6612 when CFG loops are not built.
6614 * ira-color.c (print_loop_title): Separate the case for the root node.
6615 Use loop_num instead of loop->num.
6616 (move_spill_restore): Use loop_num instead of loop->num.
6618 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6619 (change_loop): Ditto.
6620 (change_loop): Use loop_num instead of loop->num.
6622 * ira-lives.c (process_bb_node_lives): Ditto.
6624 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6626 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6628 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6631 * tree-mudflap.c (mf_artificial): New function.
6632 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6633 mx_register_decls, mudflap_enqueue_decl): Use it.
6636 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6637 numbers in the insn pattern.
6639 2012-01-19 Michael Matz <matz@suse.de>
6641 PR tree-optimization/46590
6642 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6643 use it in remembering which conflicts we already created.
6644 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6647 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6650 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6651 (merge_and_complain): Same.
6653 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6656 * config/initfini-array.h: Guard content of the header
6657 with #ifdef HAVE_INITFINI_ARRAY.
6658 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6659 Add initfini-array.h to tm_file here.
6660 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6661 * config.gcc: Don't add initfini-array.h to tm_file here.
6662 * configure: Regenerated.
6664 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6666 PR rtl-optimization/51505
6667 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6668 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6669 (df_note_bb_compute): Update the call to df_kill_notes.
6671 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6673 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6675 2012-01-18 Richard Guenther <rguenther@suse.de>
6677 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6678 of conversions to void *.
6680 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6681 Richard Sandiford <rdsandiford@googlemail.com>
6685 * optabs.h (simplify_expand_binop): Declare.
6686 * optabs.c (simplify_expand_binop): Make global.
6687 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6688 endian targets if the source cannot be exactly covered by word
6691 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6694 * hard-reg-set.h (struct hard_reg_set_container): New type.
6695 * target.h (struct hard_reg_set_container): Forward declare.
6696 * target.def (set_up_by_prologue): New target hook.
6697 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6698 * doc/tm.texi: Regenerated.
6699 * function.c (thread_prologue_and_epilogue_insns): Change
6700 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6701 Call targetm.set_up_by_prologue on it.
6702 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6703 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6705 2012-01-17 Nick Clifton <nickc@redhat.com>
6707 * config/rx/rx.c (rx_can_use_simple_return): New function.
6708 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6709 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6711 2012-01-17 Richard Guenther <rguenther@suse.de>
6714 * expr.c (expand_assignment): Take address-space information
6715 from the address operand of MEM_REF and TARGET_MEM_REF.
6716 (expand_expr_real_1): Likewise.
6718 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6720 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6721 reload dump is requested.
6723 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6726 * trans-mem.c (requires_barrier): Call may_be_aliased.
6728 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6730 PR tree-optimization/51877
6731 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6732 call arguments and fndecls compare equal, instead return false if they
6733 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6734 both SSA_NAMEs that are valueized the same, or they satisfy
6737 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6739 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6741 * configure: Regenerate.
6743 2012-01-16 Jan Hubicka <jh@suse.cz>
6747 * convert.c (convert_to_integer): Use fold_convert for
6748 converting an INTEGER_CST to integer type.
6750 2012-01-16 Jason Merrill <jason@redhat.com>
6753 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6755 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6758 * config/s390/s390.c (s390_chunkify_start): Don't skip
6759 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6760 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6761 If insn is followed by NOTE_INSN_VAR_LOCATION or
6762 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6763 Don't use location of note insns.
6765 PR tree-optimization/51865
6766 * tree-inline.c (tree_function_versioning): Call remap_decl
6767 on DECL_RESULT whenever it has VOID_TYPE_P type.
6769 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6771 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6772 for calls to locally-binding MIPS16 functions if only the return
6773 type uses float regs.
6775 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6776 Richard Sandiford <rdsandiford@googlemail.com>
6778 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6779 (SYMBOL_32_HIGH): Likewise.
6780 (mips_output_tls_reloc_directive): Declare.
6781 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6782 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6783 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6784 (mips_lo_relocs, mips_hi_relocs): Make extern.
6785 (mips16_stub_function): Move up file.
6786 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6787 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6788 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6789 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6790 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6791 (mips_get_tp): Add MIPS16 support.
6792 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6793 Generalize DTPREL and TPREL handling.
6794 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6795 Add MIPS16 TLS support.
6796 (mips_output_tls_reloc_directive): New function.
6797 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6798 * config/mips/predicates.md (symbolic_operand_with_high)
6799 (tls_reloc_operand): New predicates.
6800 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6801 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6802 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6803 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6804 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6805 (*tls_get_tp_mips16_call_<mode>): Likewise.
6807 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6809 PR rtl-optimization/51821
6810 * recog.c (peep2_find_free_register): Determine clobbered registers
6813 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6816 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6817 * config/avr/avr.c: Likewise.
6818 * config/avr/avr.h: Likewise.
6820 2012-01-13 Ian Lance Taylor <iant@google.com>
6823 * tree.h (TYPE_QUALS): Add cast to int.
6824 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6826 2012-01-13 Ian Lance Taylor <iant@google.com>
6828 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6829 comparing param_index to VEC_length result.
6831 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6833 * c-decl.c: Do not include tree-mudflap.h
6834 * tree-optimize.c: Likewise.
6835 * Makefile.in: Update dependencies.
6837 2012-01-13 Richard Guenther <rguenther@suse.de>
6840 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6841 variable-sized result always use RSO.
6843 2012-01-12 DJ Delorie <dj@redhat.com>
6845 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6846 pointer type, not just the default pointer type.
6848 2012-01-09 Richard Henderson <rth@redhat.com>
6849 Denis Chertykov <chertykov@gmail.com>
6852 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6853 * config/avr/avr.c (avr_can_eliminate): Simplify.
6854 (avr_initial_elimination_offset): Likewise.
6855 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6856 (expand_epilogue): Likewise.
6857 (avr_legitimize_address): Gut.
6858 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6859 (avr_hard_regno_nregs): New.
6860 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6861 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6862 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6863 add soft frame pointer.
6864 (CALL_USED_REGISTERS): Likewise.
6865 (REG_CLASS_CONTENTS): Likewise.
6866 (REGISTER_NAMES): Likewise.
6867 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6868 (HARD_FRAME_POINTER_REGNUM): New.
6869 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6870 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6871 remove the HARD_FRAME_POINTER self-elimination.
6873 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6876 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6877 DECL_EXTERNAL when checking for initializers of progmem variables.
6879 2012-01-12 Ira Rosen <irar@il.ibm.com>
6881 PR tree-optimization/51799
6882 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6883 that the last operation is a type demotion.
6885 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6887 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6888 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6890 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6893 * combine.c (distribute_notes): If i3 is a noreturn call,
6894 allow old_size to be equal to args_size and make sure the
6895 noreturn call gets REG_ARGS_SIZE note.
6896 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6897 on noreturn calls even when the delta is 0.
6899 2012-01-11 Nathan Sidwell <nathan@acm.org>
6901 * gcov.c (STRING_SIZE): Remove.
6902 (generate_results): Erase annotations for source files with no
6903 coverage information.
6905 (output_lines): Use it.
6907 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6909 * gimple.h (gimplify_body): Remove first argument.
6910 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6911 pointer set here, instead just pass DATA to walk_tree.
6912 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6913 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6914 (unvisit_body): Likewise, but with unmark_visited.
6915 (gimplify_body): Remove BODY_P argument and adjust.
6916 (gimplify_function_tree): Adjust call to gimplify_body.
6917 * omp-low.c (finalize_task_copyfn): Likewise.
6919 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6921 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6922 (build_function_type_skip_args): Delete.
6923 * tree.c (build_function_type_skip_args): Make static and add
6924 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6925 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6926 pass it to build_function_type_skip_args.
6927 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6928 (tree_function_versioning): Likewise.
6929 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6930 build_function_decl_skip_args.
6931 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6932 and pass it to build_function_decl_skip_args/tree_function_versioning.
6933 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6934 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6935 * trans-mem.c (ipa_tm_create_version): Likewise.
6936 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6937 * tree-inline.c (declare_return_variable): Remove always-true test.
6938 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6939 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6940 * ipa-split.c (split_function): Skip the return value for the split
6941 part if it doesn't return.
6943 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6945 PR tree-optimization/49642
6946 * ipa-split.c (forbidden_dominators): New variable.
6947 (check_forbidden_calls): New function.
6948 (dominated_by_forbidden): Likewise.
6949 (consider_split): Check for forbidden dominators.
6950 (execute_split_functions): Initialize and free forbidden
6951 dominators info; call check_forbidden_calls.
6953 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6955 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6957 2012-01-11 Nick Clifton <nickc@redhat.com>
6959 * config/rx/rx.md (return): Define pattern.
6961 2012-01-11 Richard Guenther <rguenther@suse.de>
6963 * doc/extend.texi (malloc attribute): Adjust according to
6966 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6967 Patrick Marlier <patrick.marlier@gmail.com>
6970 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6971 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6972 (ipa_tm_note_irrevocable): Same.
6973 (ipa_tm_scan_irr_block): Same.
6974 (ipa_tm_decrement_clone_counts): Same.
6975 (ipa_tm_scan_irr_function): Same.
6976 (ipa_tm_create_version_alias): Same.
6977 (ipa_tm_create_version): Same.
6978 (ipa_tm_transform_calls_redirect): Same.
6979 (ipa_tm_transform_calls): Same.
6980 (ipa_tm_transform_transaction): Same.
6981 (ipa_tm_execute): Same.
6983 2012-01-10 Richard Guenther <rguenther@suse.de>
6986 * opts.c (common_handle_option): Handle -Werror.
6988 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6990 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6993 2012-01-10 Jason Merrill <jason@redhat.com>
6995 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6998 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7000 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7001 supports R_386_TLS_GD_PLT reloc.
7002 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7003 supports R_386_TLS_LDM_PLT reloc.
7004 * configure: Regenerate.
7005 * config.in: Regenerate.
7007 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7010 Extend __pgmx semantics to linearize memory.
7011 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7012 determine if code comes inline or from libgcc.
7013 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7014 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7015 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7016 (movmemx_qi, movmemx_hi): New insns.
7017 (xload_<mode>_libgcc): Rewrite to new insn condition.
7018 (xload_<mode>): Remove insns.
7019 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7020 cases that don't satisfy avr_xload_libgcc_p().
7021 (avr_addr_space_convert): Allow converting in any direction.
7022 (avr_addr_space_subset_p): Return always true.
7023 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7024 (avr_emit_movmemhi): Ditto.
7025 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7026 (avr_out_movmem): Ditto.
7027 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7028 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7029 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7030 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7031 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7033 2012-01-10 Richard Guenther <rguenther@suse.de>
7035 PR tree-optimization/50913
7036 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7037 Require data-refs to be representable by Graphite with respect
7040 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7042 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7043 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7045 2012-01-10 Tom de Vries <tom@codesourcery.com>
7047 PR rtl-optimization/51271
7048 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7049 handling annulled branch.
7051 2012-01-10 Richard Henderson <rth@redhat.com>
7053 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7054 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7055 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7056 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7057 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7058 arm_expand_vec_perm_const): New.
7059 * config/arm/arm-protos.h: Update.
7060 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7061 (*neon_vswp<VDQX>): New.
7062 (neon_vcombine<VDX>): Use neon_split_vcombine.
7063 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7064 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7065 (vec_perm<VE>): New.
7067 2012-01-10 Richard Henderson <rth@redhat.com>
7069 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7070 use it if reload_completed.
7071 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7072 arm_output_asm_insn, arm_process_output_memory_barrier,
7073 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7074 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7075 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7076 arm_process_output_sync_insn, arm_output_sync_insn,
7077 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7078 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7079 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7080 (emit_unlikely_jump): New.
7081 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7082 (arm_split_atomic_op): New.
7083 * config/arm/arm-protos.h: Update.
7084 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7085 (struct arm_sync_generator): Remove.
7086 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7087 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7088 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7089 (VUNSPEC_LL, VUNSPEC_SC): New.
7090 (sync_result, sync_memory, sync_required_value, sync_new_value,
7091 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7092 (attr length): Don't use arm_sync_loop_insns.
7093 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7094 (movsfcc, movdfcc): Likewise.
7095 * config/arm/constraints.md (Ua): New.
7096 * config/arm/prediates.md (mem_noofs_operand): New.
7097 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7098 (sync_clobber, sync_t2_reqd): Remove.
7099 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7100 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7101 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7102 (arm_sync_compare_and_swap<SIDI>): Remove.
7103 (arm_sync_compare_and_swap<NARROW>): Remove.
7104 (arm_sync_lock_test_and_set<SIDI>): Remove.
7105 (arm_sync_lock_test_and_set<NARROW>): Remove.
7106 (arm_sync_new_<syncop><SIDI>): Remove.
7107 (arm_sync_new_<syncop><NARROW>): Remove.
7108 (arm_sync_new_nand<SIDI>): Remove.
7109 (arm_sync_new_nand<NARROW>): Remove.
7110 (arm_sync_old_<syncop><SIDI>): Remove.
7111 (arm_sync_old_<syncop><NARROW>): Remove.
7112 (arm_sync_old_nand<SIDI>): Remove.
7113 (arm_sync_old_nand<NARROW>): Remove.
7114 (*memory_barrier): Merge arm_output_memory_barrier.
7115 (atomic_compare_and_swap<QHSD>): New.
7116 (atomic_compare_and_swap<NARROW>_1): New.
7117 (atomic_compare_and_swap<SIDI>_1): New.
7118 (atomic_exchange<QHSD>): New.
7119 (cas_cmp_operand, cas_cmp_str): New.
7120 (atomic_op_operand, atomic_op_str): New.
7121 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7122 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7123 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7124 (arm_load_exclusive<NARROW>): New.
7125 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7126 (arm_store_exclusive<QHSD>): New.
7128 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7130 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7131 reload patterns if -mvsx-scalar-memory.
7133 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7134 generated, even -mno-vsx-scalar-double was used.
7135 (vsx_xscvdpsp_scalar): Likewise.
7136 (vsx_xscvspdp_scalar2): Likewise.
7138 2012-01-09 Tom de Vries <tom@codesourcery.com>
7139 Andrew Pinski <apinski@cavium.com>
7142 * reorg.c (fill_slots_from_thread): Don't speculate
7143 frame-related insns.
7145 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7147 * sched-int.h (bb_note): Move to...
7148 * basic-block.h: ...here.
7149 * haifa-sched.c (bb_note): Move to...
7150 * cfgrtl.c: ...here.
7151 * function.c (next_block_for_reg): New function.
7152 (move_insn_for_shrink_wrap): Likewise.
7153 (prepare_shrink_wrap): Rewrite to use the above.
7155 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7157 * gimple.c (is_gimple_non_addressable): Remove.
7158 * gimple.h: Remove is_gimple_non_addressable.
7159 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7160 is_gimple_non_addressable.
7161 * trans-mem.c (expand_assign_tm): Same.
7163 2012-01-09 Richard Guenther <rguenther@suse.de>
7165 PR tree-optimization/51775
7166 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7167 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7169 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7171 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7173 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7175 2012-01-09 Richard Guenther <rguenther@suse.de>
7177 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7179 2012-01-08 Jan Hubicka <jh@suse.cz>
7181 PR tree-optimize/51680
7182 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7183 on when known_vals needs to be computed; cleanup.
7185 2012-01-08 Jan Hubicka <jh@suse.cz>
7187 PR tree-optimize/51694
7188 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7190 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7192 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7193 for -std=c++98 and -std=c++11 too.
7195 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7197 * cfgloop.c (cancel_loop): Add free() of bbs array.
7199 2012-01-07 Jan Hubicka <jh@suse.cz>
7201 PR tree-optimization/51600
7202 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7203 that benefits small functions.
7205 2012-01-07 Jan Hubicka <jh@suse.cz>
7207 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7209 2012-01-07 Jan Hubicka <jh@suse.cz>
7211 PR tree-optimization/51680
7212 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7213 whose inlining reduce unit size.
7215 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7218 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7219 Add canonical node to containing_mem chain after the non-canonical
7220 one, even if there weren't any locs to propagate.
7221 (remove_useless_values): Keep only canonical values.
7222 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7223 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7224 canonicalize mem_chain elements that are not discarded.
7226 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7229 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7230 before emitting functions.
7232 PR gcov-profile/50127
7233 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7234 clear_aux_for_blocks.
7236 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7239 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7241 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7243 * c-decl.c (ext_block): Moved up.
7244 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7246 2012-01-06 Han Shen <shenhan@google.com>
7248 Translate built-in include paths for sysroot.
7249 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7250 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7252 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7253 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7255 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7256 control whether sysroot should be prepended to gxx include dir.
7258 * configure: Regenerate.
7260 2012-01-06 Torvald Riegel <triegel@redhat.com>
7262 PR rtl-optimization/51771
7263 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7264 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7266 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7268 PR tree-optimization/51315
7269 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7270 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7272 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7275 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7276 for shrp pattern. Correctly handle and fixup shift variable.
7277 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7279 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7282 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7283 note when !ACCUMULATE_OUTGOING_ARGS.
7285 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7287 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7289 (extract_range_from_unary_expr_1): Avoid useless computations.
7291 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7293 PR rtl-optimization/51767
7294 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7295 of jump_block and add an extra edge for degenerated asm gotos.
7298 * stmt.c (check_unique_operand_names): Don't ICE during error
7299 reporting if i is from labels chain.
7302 * profile.c (branch_prob): Split bbs that have exit edge
7303 and need a fake entry edge too.
7305 2012-01-05 Jan Hubicka <jh@suse.cz>
7308 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7311 2012-01-05 Richard Guenther <rguenther@suse.de>
7314 * tree-streamer-out.c (write_ts_optimization): New function.
7315 (streamer_write_tree_body): Call it.
7316 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7317 (streamer_read_tree_body): Call it.
7318 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7320 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7323 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7324 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7325 in_cleanup_point_expr before gimplify_stmt call and restore it
7327 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7328 in_cleanup_point_expr is false.
7330 2012-01-05 Richard Guenther <rguenther@suse.de>
7333 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7335 * toplev.c (process_options): Reject combining mudflap and LTO.
7336 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7338 2012-01-05 Richard Guenther <rguenther@suse.de>
7340 PR tree-optimization/51760
7341 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7343 (bit_value_unop): Handle UNDEFINED operands.
7344 (bit_value_binop): Likewise.
7346 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7348 * config/avr/avr.c (avr_replace_prefix): Remove.
7349 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7350 (avr_asm_function_rodata_section): Ditto.
7351 (avr_asm_select_section): Ditto.
7353 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7355 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7358 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7361 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7362 calls that have any non-fake successor edges.
7365 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7367 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7369 PR tree-optimization/51624
7370 * tree-sra.c (build_ref_for_model): When replicating a chain of
7371 COMPONENT_REFs, stop as soon as the offset would become negative.
7373 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7376 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7377 in .debug_loc on the floor.
7379 2012-01-04 Andrew Pinski <apinski@cavium.com>
7381 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7383 2012-01-04 Andrew Pinski <apinski@cavium.com>
7384 Adam Nemet <anemet@caviumnetworks.com>
7386 * config/mips/mips.md (size): Add SI and DI.
7387 (SIZE): New mode attribute.
7388 (U): New code attribute.
7389 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7390 (mips_lbux_<mode>): Delete.
7391 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7392 (mips_lhx): Use gen_mips_lhx_extsi.
7393 (mips_lhx_<mode>): Delete.
7395 (mips_l<size>x): New expand.
7396 (mips_lwx_<mode>): Delete.
7397 (mips_l<GPR:size>x_<P:mode>): New pattern.
7398 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7399 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7400 * config/mips/mips.c (mips_lx_address_p): New function.
7401 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7402 (dsp64): New availability predicate.
7403 (mips_builtins): Add an entry for __builtin_mips_ldx.
7404 * config/mips/mips.h (ISA_HAS_LBX): New define.
7405 (ISA_HAS_LBUX): Likewise.
7406 (ISA_HAS_LHX): Likewise.
7407 (ISA_HAS_LHUX): Likewise.
7408 (ISA_HAS_LWX): Likewise.
7409 (ISA_HAS_LWUX): Likewise.
7410 (ISA_HAS_LDX): Likewise.
7411 * doc/extend.texi (__builtin_mips_ldx): Document.
7413 2012-01-04 Tristan Gingold <gingold@adacore.com>
7415 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7416 when long pointers are used.
7417 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7418 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7419 (ia64-hp-*vms*): Remove.
7420 * config/vms/xm-vms64.h: Delete.
7422 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7425 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7427 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7429 * opts.c (finish_options): Remove duplicate sorry.
7431 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7434 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7437 2012-01-04 Richard Guenther <rguenther@suse.de>
7440 * tree.c (size_low_cst): New function.
7441 * tree.h (size_low_cst): Declare.
7442 * fold-const.c (fold_comparison): Use it to extract the low
7443 part of the POINTER_PLUS_EXPR offset.
7445 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7447 Fix clearing ZERO_REG
7448 * config/avr/avr.md (cc): Add alternative "ldi".
7449 (movqi_insn): Use it in cc attribute.
7450 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7451 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7452 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7454 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7456 * configure: Regenerate.
7458 2012-01-04 Richard Guenther <rguenther@suse.de>
7460 PR tree-optimization/49651
7461 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7462 (var_can_have_subvars): Use it.
7463 (get_constraint_for_1): Only consider subfields if there can be any.
7465 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7468 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7469 to its new canonical_cselib_val and the cselib_val was in
7470 first_containing_mem chain, but the canonical_cselib_val was not,
7471 add the latter into the chain.
7472 (cselib_invalidate_mem): Compare canonical_cselib_val of
7473 addr_list chain elt with v.
7476 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7477 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7479 (output_macinfo_op): Don't ggc_strdup fd->filename.
7480 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7481 then ggc_strdup it. Don't free inc->info or cur->info.
7482 (output_macinfo): Don't free ref->info or file->info.
7484 2012-01-03 Ira Rosen <irar@il.ibm.com>
7486 PR tree-optimization/51269
7487 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7488 first_niters a pointer.
7489 (slpeel_tree_peel_loop_to_edge): Likewise.
7490 (vect_do_peeling_for_loop_bound): Update call to
7491 slpeel_tree_peel_loop_to_edge.
7492 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7493 here. Remove it from the parameters list.
7494 (vect_do_peeling_for_alignment): Update calls and compute
7497 2012-01-03 Richard Guenther <rguenther@suse.de>
7499 PR tree-optimization/51070
7500 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7501 Properly handle calls.
7503 2012-01-03 Richard Guenther <rguenther@suse.de>
7505 PR tree-optimization/51692
7506 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7507 the LHS of allocation stmts.
7509 2012-01-03 Olivier Hainque <hainque@adacore.com>
7511 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7513 2012-01-03 Olivier Hainque <hainque@adacore.com>
7515 * collect2.c (main): In AIX specific computations for vector
7516 insertions, use CONST_CAST2 to cast from char ** to const char **.
7518 2012-01-03 Richard Guenther <rguenther@suse.de>
7521 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7522 the context of a limbo DIE when it does not already exist.
7524 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7526 PR tree-optimization/51719
7527 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7528 but direct call is, clear direct call's lhs and don't add fallthrough
7529 edge from dcall_bb to join_bb and PHIs.
7531 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7533 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7534 the instructions emitted by the pattern.
7535 ("*TDC_insn_<mode>"): Add comment.
7537 2012-01-03 Richard Guenther <rguenther@suse.de>
7540 * fold-const.c (fold_comparison): Properly canonicalize
7541 tree offset and HOST_WIDE_INT bit position.
7543 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7545 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7546 operands for extzv pattern.
7548 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7551 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7554 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7556 * doc/invoke.texi (-flto and related options): Copy-edit.
7558 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7560 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7562 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7564 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7567 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7569 * expr.h (move_by_pieces_ninsns): Declare.
7570 * expr.c (move_by_pieces_ninsns): Make external.
7571 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7572 (mips_store_by_pieces_p): Likewise.
7573 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7574 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7575 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7576 (mips_store_by_pieces_p): Likewise.
7578 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7580 * passes.c (register_one_dump_file): Free full_name.
7582 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7583 (calculate_elim_costs_all_insns): Free offsets_at and
7584 offsets_known_at at the end and clear the pointers.
7586 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7588 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7589 this option introduced in r180739.
7591 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7594 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7595 (tmake_file target=avr): Add avr/t-multilib.
7597 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7598 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7599 * config/avr/genmultilib.awk: New file.
7600 * config/avr/t-multilib: New auto-generated file.
7601 * config/avr/multilib.h: New auto-generated file.
7602 * config/avr/t-avr (AVR_MCUS): New variable.
7603 (genopt.sh): Use it.
7604 (s-mlib): Depend on t-multilib.
7605 (t-multilib, multilib.h): New dependencies.
7606 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7607 (MULTILIB_OPTIONS): Remove.
7608 (MULTILIB_MATCHES): Remove.
7609 (MULTILIB_DIRNAMES): Remove.
7610 (MULTILIB_EXCEPTIONS): Remove:
7611 * config/avr/genopt.sh: Don't use hard coded file name;
7612 pass AVR_MCUS from t-avr instead.
7614 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7616 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7618 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7620 Implement light-weight DImode support.
7621 * config/avr/avr-dimode.md: New file.
7622 * config/avr/avr.md: Include it.
7623 (adjust_len): Add plus64, compare64.
7624 (HIDI): Remove code iterator.
7625 (code_stdname): New code attribute.
7626 (rotx, rotsmode): Remove DI.
7627 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7629 * config/avr/avr-protos.h (avr_have_dimode): New.
7630 (avr_out_plus64, avr_out_compare64): New.
7631 * config/avr/avr.c (avr_out_compare): Handle DImode.
7632 (avr_have_dimode): New variable definition and initialization.
7633 (avr_out_compare64, avr_out_plus64): New functions.
7634 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7635 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7636 (avr_compare_pattern): Skip DImode comparisons.
7638 2012-01-02 Revital Eres <revital.eres@linaro.org>
7640 * ddg.c (def_has_ccmode_p): New function.
7641 (add_cross_iteration_register_deps,
7642 create_ddg_dep_from_intra_loop_link): Call it.
7644 2012-01-02 Richard Guenther <rguenther@suse.de>
7647 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7649 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7651 * gcc.c (process_command): Update copyright notice dates.
7652 * gcov.c (print_version): Likewise.
7653 * gcov-dump.c (print_version): Likewise.
7654 * mips-tfile.c (main): Likewise.
7655 * mips-tdump.c (main): Likewise.
7657 2012-01-01 Ira Rosen <irar@il.ibm.com>
7659 PR tree-optimization/51704
7660 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7661 a use is inside the basic block or loop before accessing its vect info.
7663 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7665 PR rtl-optimization/51069
7666 * cfgloopmanip.c (remove_path): Removing path making irreducible
7667 region unconditional makes BB part of the region.
7669 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7671 PR tree-optimization/51683
7672 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7673 calls with side-effects.
7674 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7676 Copyright (C) 2012 Free Software Foundation, Inc.
7678 Copying and distribution of this file, with or without modification,
7679 are permitted in any medium without royalty provided the copyright
7680 notice and this notice are preserved.