1 2012-05-03 Jason Merrill <jason@redhat.com>
3 * gengtype.c (write_types): Fix warning message.
4 (write_local): Likewise.
6 2012-05-02 Jason Merrill <jason@redhat.com>
8 * dwarf2out.c (struct external_ref, build_local_stub): New.
9 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
10 (optimize_external_refs, optimize_external_refs_1): New.
11 (change_AT_die_ref): New.
12 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
13 (build_abbrev_table): Take the external refs hashtable.
14 (output_comp_unit): Get it from optimize_external_refs and pass it in.
16 2012-05-03 Jan Hubicka <jh@suse.cz>
19 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
21 2012-05-03 Jan Hubicka <jh@suse.cz>
24 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
26 2012-05-03 Jason Merrill <jason@redhat.com>
28 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
29 use_debug_types to discriminate the die_id union.
30 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
31 (build_abbrev_table, output_die): Likewise.
32 (prune_unused_types_walk_attribs): Likewise.
33 (generate_type_signature, copy_declaration_context): Set it.
34 (remove_child_or_replace_with_skeleton): Set it.
35 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
36 check use_debug_types.
37 (dwarf2out_finish): Do break_out_includes after .debug_types.
39 2012-05-03 Jason Merrill <jason@redhat.com>
41 * dwarf2out.c (modified_type_die): Use scope_die_for.
42 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
43 (uses_local_type_r, uses_local_type): New.
44 (scope_die_for): Keep a type that uses a local type in local scope.
45 Use get_context_die for namespace and type scope.
47 2012-05-03 Jason Merrill <jason@redhat.com>
49 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
51 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
52 (dwarf2out_finish): Likewise.
54 2012-05-03 Martin Jambor <mjambor@suse.cz>
56 * builtins.c (get_object_alignment_1): Return whether we can determine
57 the alignment or conservatively assume byte alignment. Return the
58 alignment by reference. Use get_pointer_alignment_1 for dereference
60 (get_pointer_alignment_1): Return whether we can determine the
61 alignment or conservatively assume byte alignment. Return the
62 alignment by reference. Use get_ptr_info_alignment to get SSA name
64 (get_object_alignment): Update call to get_object_alignment_1.
65 (get_object_or_type_alignment): Likewise, fall back to type alignment
66 only when it returned false.
67 (get_pointer_alignment): Update call to get_pointer_alignment_1.
68 * fold-const.c (get_pointer_modulus_and_residue): Update call to
69 get_object_alignment_1.
70 * ipa-prop.c (ipa_modify_call_arguments): Update call to
71 get_pointer_alignment_1.
72 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
73 of MEM_REF or TARGET_MEM_REF only when it returns false.
74 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
75 get_object_alignment_1.
76 (ccp_finalize): Use set_ptr_info_alignment.
77 * tree.h (get_object_alignment_1): Update declaration.
78 (get_pointer_alignment_1): Likewise.
79 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
80 (dump_gimple_stmt): Likewise.
81 * tree-flow.h (ptr_info_def): Updated comments of fields align and
83 (get_ptr_info_alignment): Declared.
84 (mark_ptr_info_alignment_unknown): Likewise.
85 (set_ptr_info_alignment): Likewise.
86 (adjust_ptr_info_misalignment): Likewise.
87 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
88 and set alignment of SSA names.
89 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
90 mark_ptr_info_alignment_unknown.
91 * tree-ssanames.c (get_ptr_info_alignment): New function.
92 (mark_ptr_info_alignment_unknown): Likewise.
93 (set_ptr_info_alignment): Likewise.
94 (adjust_ptr_info_misalignment): Likewise.
95 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
96 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
98 (bump_vector_ptr): Likewise.
99 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
100 (vectorizable_store): Likewise.
101 (vectorizable_load): Likewise.
103 2012-05-03 Michael Matz <matz@suse.de>
105 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
106 in front of basic_block_def.
107 (struct basic_block_def): Make il.gimple the full struct, not a
109 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
111 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple
113 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
114 NULL il.gimple, which can't happen anymore.
115 * gimple.h (bb_seq): il.gimple can't be NULL.
117 (set_bb_seq): Adjust.
118 (gsi_start_bb, gsi_last_bb): Tidy.
119 * lto-streamer-in.c (make_new_block): Don't zero members that
120 are zeroed already, don't allocate a gimple_bb_info.
121 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
122 (remove_bb): Clear all il.gimple members.
123 (gimple_verify_flow_info): Adjust for flat il.gimple.
124 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
126 * coretypes.h (const_gimple_seq): Remove typedef.
127 * gimple.h (gimple_seq_first): Take gimple_seq.
128 (gimple_seq_first_stmt): Ditto.
129 (gimple_seq_last): Ditto.
130 (gimple_seq_last_stmt): Ditto.
131 (gimple_seq_empty_p): Ditto.
133 2012-05-03 Richard Guenther <rguenther@suse.de>
135 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
137 (prune_clobbered_mems): Do it here. Do not uselessly sort
139 (compute_avail): Do not add possibly trapping operations to
140 EXP_GEN if they might not be executed in the block.
142 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
144 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
146 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
148 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
149 information as early as possible. Update dominance info instead of
152 2012-05-03 Richard Guenther <rguenther@suse.de>
154 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
155 (union_contains_value): Remove.
156 (vro_valid_in_sets): Likewise.
157 (op_valid_in_sets): New function.
158 (valid_in_sets): Use op_valid_in_sets.
159 (insert_into_preds_of_block): Move dumping ...
160 (do_regular_insertion): ... here.
161 (do_partial_partial_insertion): ... and here. Dump that
162 we've found a partial partial redundancy.
163 (insert): Dump the current insert iteration.
165 2012-05-03 Jakub Jelinek <jakub@redhat.com>
168 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
169 append program name to it and pass that as first argument
170 to make_relative_prefix. Always pass standard_libexec_prefix
171 as last argument to make_relative_prefix. If
172 make_relative_prefix returns NULL, fall back to
173 standard_libexec_prefix.
176 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
180 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
181 mode, return that mode.
184 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
185 define __ATOMIC_HLE_* macros here.
186 (ix86_target_macros): But here, using cpp_define_formatted.
188 2012-05-03 Richard Guenther <rguenther@suse.de>
190 PR tree-optimization/53144
191 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
193 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
194 with SSA name values.
195 (vn_reference_lookup_3): Adjust callers.
197 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
199 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
200 has_fma4 for AMD processors with both fma3 and fma4 support.
202 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
205 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
208 2012-05-03 Michael Matz <matz@suse.de>
211 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
212 (dse_enter_block): Properly iterate the whole sequence even
213 if the last statement was removed.
215 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
217 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
218 unset flag_jump_tables.
219 * stmt.c (expand_case): Remove special flag_pic case conditional
220 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
222 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
224 * common/config/s390/s390-common.c (s390_option_optimization_table):
225 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
226 default when optimizing.
228 2012-05-02 Martin Jambor <mjambor@suse.cz>
231 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
232 of a variable when the contect is a function.
234 2012-05-02 Michael Matz <matz@suse.de>
236 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
237 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
238 (const_gimple_seq_node): Remove.
239 (gimple_seq_node): Typedef as gimple.
240 (struct gimple_statement_base): Add next and prev members,
241 adjust all WORD markers in using structs.
242 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
243 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
244 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
246 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
248 (gimple_init_singleton): New function.
249 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
250 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
252 (gsi_stmt_ptr): Remove.
253 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
255 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
256 again, adjust for above changes.
257 (update_call_edge_frequencies): Adjust for above changes.
258 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
259 (gsi_insert_seq_nodes_after): Ditto.
260 (gsi_split_seq_after): Ditto.
261 (gsi_set_stmt): Ditto.
262 (gsi_split_seq_before): Ditto.
264 (gsi_insert_seq_before_without_update): Don't free sequence.
265 (gsi_insert_seq_after_without_update): Ditto.
266 (gsi_replace): Assert some more invariants.
267 (gsi_insert_before_without_update, gsi_insert_after_without_update):
269 (gsi_for_stmt): Don't search for stmt.
270 (gsi_insert_on_edge_immediate): Tidy.
272 * gimple.c (gimple_alloc_k): Remove "sequences".
273 (gimple_seq_cache): Remove.
274 (gimple_alloc_stat): Make stmt a singleton sequence.
275 (gimple_seq_alloc, gimple_seq_free): Remove.
276 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
277 (gimple_copy): Ditto.
278 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
279 create iterator from correct sequence.
280 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
282 2012-05-02 Michael Matz <matz@suse.de>
284 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
286 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
287 sequence, lazily allocate it.
288 (bb_seq_addr): New function.
289 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
290 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
291 (gsi_none): New function.
292 (gsi_start_bb): Adjust.
293 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
294 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
295 (gsi_last_bb): Adjust.
297 * tree-flow-inline.h (phi_nodes_ptr): New function.
299 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
300 datastructure and interface change.
301 (gsi_insert_seq_before_without_update): Ditto.
302 (gsi_insert_seq_nodes_after): Ditto.
303 (gsi_insert_seq_after_without_update): Ditto.
304 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
305 (gsi_split_seq_before): Ditto.
306 (gsi_start_phis): Adjust.
307 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
308 (vect_transform_loop): Ditto.
309 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
310 gimple_seq_copy): Don't use gimple_seq_alloc.
311 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
312 (gimplify_seq_add_seq): Ditto.
313 * lto-streamer-in.c (make_new_block): Ditto.
314 * tree-cfg.c (create_bb): Ditto.
315 * tree-sra.c (initialize_parameter_reductions): Ditto.
317 2012-05-02 Michael Matz <matz@suse.de>
319 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
320 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
321 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
322 set_bb_seq): Move down to after gimple_statement_d definition.
324 2012-05-02 Michael Matz <matz@suse.de>
326 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
327 gsi_replace_with_seq, instead of inserting itself.
328 * gimple-iterator.c (gsi_replace_with_seq): New function.
329 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
330 iterator instead of statement, advance it.
331 (ssa_forward_propagate_and_combine): Adjust call to above.
333 2012-05-02 Michael Matz <matz@suse.de>
335 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
337 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
338 * tree-nested.c (walk_gimple_omp_for): Ditto.
339 * trans-mem.c (lower_transaction): Ditto.
340 * tree-eh.c (do_return_redirection): Ditto.
341 (do_goto_redirection): Ditto.
342 (lower_try_finally_switch): Ditto.
343 * gimplify.c (gimplify_stmt): Ditto.
344 (gimplify_scan_omp_clauses): Ditto.
345 (gimplify_omp_for): Ditto.
346 (gimplify_function_tree): Ditto.
347 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
348 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
349 (mf_build_check_statement_for): Ditto.
350 (mx_register_decls): Ditto.
351 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
352 and don't use itertors to append.
353 (insert_stmts): Ditto.
354 (insert_out_of_ssa_copy): Ditto.
355 (insert_out_of_ssa_copy_on_edge): Ditto.
357 2012-05-02 Michael Matz <matz@suse.de>
359 * gimple.h (gimple_bind_body_ptr): New function.
360 (gimple_bind_body): Use it.
361 (gimple_catch_handler): Use gimple_catch_handler_ptr.
362 (gimple_eh_filter_failure_ptr): New function.
363 (gimple_eh_filter_failure): Use it.
364 (gimple_eh_else_n_body_ptr): New function.
365 (gimple_eh_else_n_body): Use it.
366 (gimple_eh_else_e_body_ptr): New function.
367 (gimple_eh_else_e_body): Use it.
368 (gimple_try_eval_ptr): New function.
369 (gimple_try_eval): Use it.
370 (gimple_try_cleanup_ptr): New function.
371 (gimple_try_cleanup): Use it.
372 (gimple_wce_cleanup_ptr): New function.
373 (gimple_wce_cleanup): Use it.
374 (gimple_omp_body_ptr): New function.
375 (gimple_omp_body): Use it.
376 (gimple_omp_for_pre_body_ptr): New function.
377 (gimple_omp_for_pre_body): Use it.
378 (gimple_transaction_body_ptr): New function.
379 (gimple_transaction_body): Use it.
380 (gsi_split_seq_before): Adjust to return nothing and take pointer
382 (gsi_set_stmt): Declare.
383 (gsi_replace_with_seq): Declare.
384 (walk_gimple_seq_mod): Declare.
385 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
387 * gimple-iterator.c (gsi_set_stmt): New function.
388 (gsi_split_seq_before): Return new sequence via pointer argument.
389 (gsi_replace): Use gsi_set_stmt.
391 * tree-ssa-loop-im.c (move_computations_stmt): First remove
393 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
394 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
396 (reserve_phi_args_for_new_edge): Change call to above,
399 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
400 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
401 iterators. Adjust call to lower_omp.
402 (lower_lastprivate_clauses): Adjust call to lower_omp.
403 (lower_reduction_clauses): Ditto.
404 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
405 (lower_omp_sections): Don't explicitely count sequence length,
406 nullify lowered bodies earlier, ensure stmts are part of only
407 one sequence, adjust call to lower_omp.
408 (lower_omp_single): Ensure stmts are part of only one sequence,
409 adjust call to lower_omp.
410 (lower_omp_master): Ditto.
411 (lower_omp_ordered): Ditto.
412 (lower_omp_critical): Ditto.
413 (lower_omp_for): Ditto.
414 (lower_omp_taskreg): Ditto, tidy.
415 (lower_omp_1): Adjust calls to lower_omp.
416 (execute_lower_omp): Ditto.
417 (lower_omp): Adjust to take pointer to sequence.
418 (diagnose_sb_2): Use walk_gimple_seq_mod.
419 (diagnose_omp_structured_block_errors): Ditto and set possibly
420 changed function body.
421 * gimple-low.c (lower_function_body): Set function body after
423 (lower_sequence): Adjust to take pointer to sequence.
424 (lower_omp_directive): Ensure stmt isn't put twice into the
425 sequence, adjust call to lower_sequence.
426 (lower_stmt): Adjust calls to lower_sequence.
427 (lower_gimple_bind): Ditto.
428 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
429 * tree-nested.c (walk_body): Take pointer to sequence, use
431 (walk_function): Adjust call to walk_body, set possibly changed body.
432 (walk_gimple_omp_for): Adjust calls to walk_body.
433 (convert_nonlocal_omp_clauses): Ditto.
434 (convert_nonlocal_reference_stmt): Ditto.
435 (convert_local_omp_clauses): Ditto.
436 (convert_local_reference_stmt): Ditto.
437 (convert_tramp_reference_stmt): Ditto.
438 (convert_gimple_call): Ditto.
439 (convert_nl_goto_reference): Use local iterator copy.
440 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
441 but taking pointer to sequence, ensure gsi_start is called with
443 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
444 asserting that the sequence head didn't change.
445 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
447 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
448 (execute_lower_tm): Ditto, and set possibly changed body.
449 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
450 call gsi_start with that lvalue.
451 (replace_goto_queue_stmt_list): Ditto.
452 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
453 (replace_goto_queue): Ditto.
454 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
455 (lower_try_finally_onedest): Ditto.
456 (lower_try_finally_copy): Ditto.
457 (lower_try_finally_switch): Ditto.
458 (lower_try_finally): Ditto.
459 (lower_eh_filter): Ditto.
460 (lower_eh_must_not_throw): Ditto.
461 (lower_cleanup): Ditto.
462 (lower_eh_constructs_2): Ditto.
463 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
464 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
465 set possibly changed body.
466 (optimize_double_finally): Call gsi_start with lvalue.
468 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
469 (gimple_split_block): Ditto.
470 (gimple_merge_blocks): Use gsi_start_phis.
471 (move_stmt_r): Use walk_gimple_seq_mod.
472 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
473 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
474 (rebuild_cgraph_edges): Ditto.
475 (cgraph_rebuild_references): Ditto.
476 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
477 * tree-inline.c (copy_phis_for_bb): Ditto.
478 * tree-ssa-dce.c: Ditto.
480 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
482 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
483 Andi Kleen <ak@linux.intel.com>
485 * coretypes.h (MEMMODEL_MASK): New.
486 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
487 and return new variable.
488 (expand_builtin_atomic_exchange): Mask memmodel values.
489 (expand_builtin_atomic_compare_exchange): Ditto.
490 (expand_builtin_atomic_load): Ditto.
491 (expand_builtin_atomic_store): Ditto.
492 (expand_builtin_atomic_clear): Ditto.
493 * doc/extend.texi: Mention port-dependent memory model flags.
494 * config/i386/cpuid.h (bit_HLE): New.
495 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
497 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
498 * config/i386/i386-c.c (ix86_target_macros_internal): Set
500 (ix86_target_string)<-mhle>: New.
501 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
502 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
503 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
504 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
505 enabled for generic, generic64 and core-avx2.
506 (ix86_print_operand): Generate HLE lock prefixes.
507 (ix86_memmodel_check): New.
508 (TARGET_MEMMODEL_CHECK): Ditto.
509 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
510 (IX86_HLE_ACQUIRE): Ditto.
511 (IX86_HLE_RELEASE): Ditto.
512 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
513 * config/i386/i386.opt (mhle): Ditto.
514 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
515 success model to instruction emitter.
516 (atomic_fetch_add<mode>): Ditto.
517 (atomic_exchange<mode>): Ditto.
518 (atomic_add<mode>): Ditto.
519 (atomic_sub<mode>): Ditto.
520 (atomic_<code><mode>): Ditto.
521 (*atomic_compare_and_swap_doubledi_pic): Ditto.
522 (atomic_compare_and_swap_single<mode>): Define and use argument
524 (atomic_compare_and_swap_double<mode>): Ditto.
525 * configure.ac: Check if assembler support HLE prefixes.
526 * configure: Regenerate.
529 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
532 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
534 (gimplify_switch_expr): ... here.
535 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
536 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
537 to clean up case labels with values outside the index type range.
538 (simplify_gimple_switch): Call it if something changed.
539 Remove strange and unnecessary assert.
541 2012-05-02 Richard Guenther <rguenther@suse.de>
543 * fold-const.c (div_if_zero_remainder): sizetypes no longer
545 (int_const_binop_1): New worker for int_const_binop with
546 overflowable parameter. Pass it through
547 to force_fit_type_double.
548 (int_const_binop): Wrap around int_const_binop_1 with overflowable
550 (size_binop_loc): Call int_const_binop_1 with overflowable equal
551 to minus one, forcing overflow detection for even unsigned types.
552 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
553 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
554 * stor-layout.c (initialize_sizetypes): sizetypes no longer
556 (layout_type): For zero-sized arrays ignore overflow on the
558 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
559 (bit_value_binop_1): Likewise.
560 * tree.c (double_int_to_tree): Likewise.
561 (double_int_fits_to_tree_p): Likewise.
562 (force_fit_type_double): Likewise.
563 (host_integerp): Likewise.
564 (int_fits_type_p): Likewise.
565 * varasm.c (output_constructor_regular_field): Sign-extend the
566 field-offset to cater for negative offsets produced by the Ada
568 * omp-low.c (extract_omp_for_data): Convert the loop step to
569 signed for pointer adjustments.
571 2012-05-02 Richard Guenther <rguenther@suse.de>
573 * tree.c (valid_constant_size_p): New function.
574 * tree.h (valid_constant_size_p): Declare.
575 * cfgexpand.c (expand_one_var): Adjust check for too large
576 variables by using valid_constant_size_p.
577 * varasm.c (assemble_variable): Likewise.
579 * c-decl.c (grokdeclarator): Properly check for sizes that
580 cover more than half of the address-space.
582 2012-05-02 Jakub Jelinek <jakub@redhat.com>
584 PR tree-optimization/53163
585 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
586 return value from compute_all_dependences.
588 PR rtl-optimization/53160
589 * ree.c (combine_reaching_defs): Handle the case where cand->insn
590 has been modified by ree pass already.
592 2012-05-01 Ian Lance Taylor <iant@google.com>
595 * c-decl.c (build_compound_literal): Make the decl readonly if it
596 an array of a readonly type.
597 * gimplify.c (gimplify_compound_literal_expr): Add fallback
598 parameter. Change all callers. If the decl is not addressable
599 and is not an l-value, make it readonly.
601 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
603 * ira.c (allocated_reg_info_size): New static variable.
604 (expand_reg_info): Manage it. Call
605 setup_preferred_alternate_classes_for_new_pseudos.
606 (ira): Don't do it here. Remove local allocated_reg_info_size,
607 set the global before calling find_moveable_pseudos.
608 (find_moveable_pseudos): Call expand_reg_info rather than
611 2012-05-01 Richard Henderson <rth@redhat.com>
613 * common.opt (fsync-libcalls): New.
614 * doc/invoke.texi: Document it.
615 * optabs.c (init_sync_libfuncs): Honor it.
617 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
618 Richard Sandiford <r.sandiford@uk.ibm.com>
620 PR rtl-optimization/52543
621 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
623 * lower-subreg.h: New file.
624 * target-globals.h (this_target_lower_subreg): Declare.
625 (target_globals): Add lower_subreg;
626 (restore_target_globals): Restore this_target_lower_subreg.
627 * target-globals.c: Include it.
628 (default_target_globals): Add default_target_lower_subreg.
629 (save_target_globals): Initialize target_lower_subreg.
630 * rtl.h (init_lower_subreg): Added declaration.
631 * toplev.c (backend_init_target): Call initializer for lower-subreg
633 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
634 (default_target_lower_subreg): New variable.
635 (this_target_lower_subreg): Likewise.
636 (twice_word_mode, choices): New macros.
637 (shift_cost, compute_splitting_shift, compute_costs)
638 (init_lower_subreg): New functions.
639 (resolve_simple_move): Add speed_p argument. Check choices.
640 (find_pseudo_copy): Don't check the mode size here.
641 (resolve_simple_move): Assert the mode size.
642 (find_decomposable_shift_zext): Add speed_p argument and return
643 a bool. Check choices.
644 (resolve_shift_zext): Add comment.
645 (dump_shift_choices, dump_choices): New functions.
646 (decompose_multiword_subregs): Dump list of profitable
647 transformations. Add code to skip non profitable transformations.
648 Update calls to simple_move and find_decomposable_shift_zext.
650 2012-05-01 Ian Bolton <ian.bolton@arm.com>
651 Sameera Deshpande <sameera.deshpande@arm.com>
652 Greta Yorsh <greta.yorsh@arm.com>
654 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
655 (thumb1_unexpanded_epilogue): ...this.
656 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
657 (thumb1_unexpanded_epilogue): ...this.
658 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
659 (thumb1_unexpanded_epilogue): ...this.
661 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
663 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
664 comparing enumeration values. Update comments.
666 2012-05-01 Alan Modra <amodra@gmail.com>
669 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
670 load_cr_save, add_crlr_cfa_restore): New functions.
671 (rs6000_restore_saved_cr): Rename to..
672 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
673 (rs6000_emit_epilogue): Use new functions. Adjust condition
674 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
675 regs when using out-of-line restore only when shrink wrapping.
677 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
680 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
681 calls to cgraph_node_name in xstrdup.
682 (ipa_make_edge_direct_to_target): Ditto.
683 * cgraph.c (dump_cgraph_node): Ditto.
684 * tree-sra.c (convert_callers_for_node): Ditto.
685 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
686 * ipa-cp.c (perhaps_add_new_callers): Ditto.
687 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
688 (cgraph_materialize_all_clones): Ditto.
689 * ipa-inline.c (report_inline_failed_reason): Ditto.
690 (want_early_inline_function_p): Ditto.
691 (edge_badness): Ditto.
692 (update_edge_key): Ditto.
693 (flatten_function): Ditto.
695 (inline_always_inline_functions): Ditto.
696 (early_inline_small_functions): Ditto.
698 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
701 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
704 012-04-30 Jan Hubicka <jh@suse.cz>
706 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
707 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
708 (cgraph_add_to_same_comdat_group): Remove.
709 (cgraph_add_asm_node): Move to cgraphunit.c.
710 (cgraph_make_decl_local): Move to symtab.c
711 (cgraph_make_node_local_1): Update.
712 (cgraph_can_remove_if_no_direct_calls_and): Update.
713 (used_from_object_file_p): Update.
714 (resolution_used_from_other_file_p): Move to symtab.c
715 (cgraph_used_from_object_file_p): move to symtab.c
716 (verify_cgraph_node): Verify same comdat groups.
717 * cgraph.h (cgraph_asm_node): Rename to ...
718 (asm_node): ... this one.
719 (cgraph_asm_nodes): Rename to ...
720 (asm_nodes): ... this one.
721 (symtab_add_to_same_comdat_group): New function.
722 (symtab_dissolve_same_comdat_group_list): New function.
723 (symtab_used_from_object_file_p): Declare.
724 (symtab_make_decl_local): Declare.
725 (cgraph_add_to_same_comdat_group): Remove.
726 (cgraph_add_asm_node): Remove.
727 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
729 (cgraph_finalize_compilation_unit): Rename to ...
730 (finalize_compilation_unit): ... this one.
731 (cgraph_optimize): Rename to ....
732 (compile): ... this one.
733 (add_asm_node): Declare.
734 (fixup_same_cpp_alias_visibility): Declare.
735 (cgraph_make_decl_local): Remove.
736 (varpool_assemble_pending_decls): Rename to ...
737 (varpool_output_variables): ... this one.
738 (varpool_remove_unreferenced_decls): Remove.
739 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
740 (preserve_function_body_p): Make static.
741 * toplev.c (compile_file): Update comments; update.
742 * cgraphunit.c: Update comments.
743 (cgraph_expand_all_functions): Rename to ...
744 (expand_all_functions): ... this one; update.
745 (cgraph_mark_functions_to_output): Rename to ...
746 (mark_functions_to_output): ... this one; cleanup.
747 (cgraph_output_pending_asms): Remove prototype.
748 (asm_nodes, asm_last_node): New static vars.
749 (cgraph_process_new_functions): Update.
750 (cgraph_reset_node): Cleanup; add comment.
751 (cgraph_add_new_function): Update.
752 (cgraph_output_pending_asms): Rename to ...
753 (output_asm_statements): ... this one.
754 (add_asm_node): New function.
755 (fixup_same_cpp_alias_visibility): New function based on code
756 in cgraph_analyze_function.
757 (cgraph_analyze_function): Use it.
758 (cgraph_order_sort): Update.
759 (cgraph_output_in_order): Update.
760 (cgraph_function_versioning): Update.
761 (cgraph_optimize): Rename to ...
762 (compile): ... this one; initialize streamer hooks here.
763 (cgraph_finalize_compilation_unit): Rename to ...
764 (finalize_compilation_unit): ... this one; do not initialize streamer
766 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
767 * dwarf2out.c: Update ocmment.
768 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
769 * method.c (use_thunk): Likewise.
770 * semantics.c (maybe_add_lambda_conv_op): Likewise.
771 * decl2.c (maybe_emit_vtables): Likewise.
772 (cp_write_global_declarations): Use finalize_compilation_unit.
773 * parser.c (cp_parser_asm_definition): Use add_asm_node.
774 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
775 * c-decl.c (c_write_global_declarations): Use
776 finalize_compilation_unit.
777 * langhooks.c (write_global_declarations): Update.
778 * ipa.c (cgraph_externally_visible_p): Update.
779 (dissolve_same_comdat_group_list): Remove.
780 (function_and_variable_visibility): Update.
781 * symtab.c: Inlcude lto-streamer.h and rtl.h
782 (ld_plugin_symbol_resolution_names): New.
783 (symtab_add_to_same_comdat_group): New.
784 (symtab_dissolve_same_comdat_group_list): New.
785 (resolution_used_from_other_file_p): Move here from cgraph.c
786 (symtab_used_from_object_file_p): New.
787 (symtab_make_decl_local): New.
788 * passes.c (register_pass): Update comments.
789 * c-parser.c (c_parser_asm_definition): Update.
790 * varpool.c (varpool_analyze_node): Use
791 fixup_same_cpp_alias_visibility.
792 (varpool_remove_unreferenced_decls): Make static.
793 (varpool_assemble_pending_decls): Rename to ...
794 (varpool_output_variables): ... this one; call
795 varpool_remove_unreferenced_decls.
796 (varpool_used_from_object_file_p): Remove.
798 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
801 * c-typeck.c (build_array_ref): Call
802 convert_vector_to_pointer_for_subscript.
803 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
805 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
807 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
808 to compile-time "mode == <MODE>mode" checks.
809 (and splitter): Ditto.
811 2012-04-30 Richard Henderson <rth@redhat.com>
813 * config/arm/arm.md (UNSPEC_LL): New.
814 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
815 (arm_load_exclusivedi): Use %H0.
817 2012-04-30 Jason Merrill <jason@redhat.com>
819 * dwarf2out.c (comdat_symbol_id): Add const.
820 (union die_symbol_or_type_node): Add const to die_symbol.
821 (output_die_symbol, output_die, output_comp_unit): Adjust.
823 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
825 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
826 * config/arm/neon.md (negdi2_neon): New insn.
827 Also add splitters for core and NEON registers.
829 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
831 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
832 (arm_print_operand): Add 'x' format.
833 * config/arm/constraints.md (Dn): Allow const_int.
834 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
835 Use 'x' format to print constants.
836 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
837 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
839 (movdi_vfp_cortexa8): Likewise.
841 2012-04-30 Ian Bolton <ian.bolton@arm.com>
842 Sameera Deshpande <sameera.deshpande@arm.com>
843 Greta Yorsh <greta.yorsh@arm.com>
845 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
846 * config/arm/arm.c (ldm_stm_operation_p): New function.
847 * config/arm/predicates.md (load_multiple_operation): Update predicate.
848 (store_multiple_operation): Likewise.
850 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
851 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
852 * config/arm/predicates.md (load_multiple_operation): Add arguments.
853 (store_multiple_operation): Likewise.
855 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
857 * config/i386/i386.md (and<mode>3): Expand masking operations with
858 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
859 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
861 2012-04-30 Dodji Seketeli <dodji@redhat.com>
864 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
865 argument for the various warning_at calls.
866 * docs/invoke.texi: Update the documentation.
868 2012-04-30 Dodji Seketeli <dodji@redhat.com>
870 Switch -ftrack-macro-expansion=2 on by default.
871 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
874 Fix va_start related location
875 * builtins.c (fold_builtin_next_arg): Unwinds to the first
876 location in real source code.
878 Make conversion warnings work on NULL with -ftrack-macro-expansion
879 * input.h (expansion_point_location_if_in_system_header): Declare
881 * input.c (expansion_point_location_if_in_system_header): Define it.
883 Fix -Wuninitialized for -ftrack-macro-expansion
884 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
885 declaration. Use linemap_location_before_p for source locations.
887 Strip "<built-in>" loc from displayed expansion context
888 * input.c (expand_location_1): When expanding to spelling location
889 in a context of a macro expansion, skip reserved system header
890 locations. Update comments. * tree-diagnostic.c
891 (maybe_unwind_expanded_macro_loc): Likewise.
893 Make expand_location resolve to locus in main source file
894 * input.c (expand_location_1): New. Takes a parameter to choose
895 whether to resolve the location to spelling or expansion point.
896 Was factorized from ...
897 (expand_location): ... here.
898 (expand_location_to_spelling_point): New. Implemented in terms of
900 * diagnostic.c (diagnostic_build_prefix): Use the new
901 expand_location_to_spelling_point instead of expand_location.
903 Fix PCH crash on GTYed pointer-to-scalar field of a struct
904 * gengtype.c (write_types_process_field): Force second argument of
905 the call to the PCH object hierarchy walker to be 'x'.
907 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
909 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
910 predicate to discriminate types.
912 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
914 * doc/invoke.texi (Wmissing-format-attribute): Document as an
915 alias of Wsuggest-attribute=format.
916 * c-typeck.c (convert_for_assignment): Replace
917 Wmissing-format-attribute with Wsuggest-attribute=format.
918 (digest_init): Likewise.
920 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
922 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
923 * common.opt (Wmissing-noreturn): Alias of
924 -Wsuggest-attribute=noreturn.
926 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
929 * config/cris/cris.md (andqu): New peephole2.
930 (andu): Tweak head comment.
932 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
933 Steven Bosscher <steven@gcc.gnu.org>
934 Maxim Kuvyrkov <maxim@codesourcery.com>
936 PR tree-optimization/38785
937 * common.opt (ftree-partial-pre): New option.
938 * doc/invoke.texi: Document it.
939 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
940 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
942 (execute_pre): Use flag_tree_partial_pre.
944 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
947 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
950 2012-04-27 Ollie Wild <aaw@google.com>
952 * doc/invoke.texi (Wliteral-suffix): Document new option.
954 2012-04-27 Tom Tromey <tromey@redhat.com>
956 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
957 (dwarf_tag_name): Use get_DW_TAG_name.
958 (dwarf_attr_name): Use get_DW_AT_name.
959 (dwarf_form_name): Use get_DW_FORM_name.
960 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
962 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
964 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
965 arguments are -1 and 0, by negating the result of the conditional.
967 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
970 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
972 2012-04-27 Richard Guenther <rguenther@suse.de>
974 * tree-flow.h (is_hidden_global_store): Remove.
975 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
976 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
977 (stmt_may_clobber_global_p): Likewise.
978 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
979 (stmt_may_clobber_global_p): Likewise.
980 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
981 stmt_may_clobber_global_p.
982 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
984 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
986 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
989 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
990 reorganize some fields and update comments. Rename bit_test_uniq
991 and bit_test_count to uniq resp. count. Remove bit_test_bb.
992 (collect_switch_conv_info): New function, collects info about a
993 GIMPLE_SWITCH into a struct switch_conv_info.
994 (check_range): Simplify to use pre-recorded info. Fix think-o in
995 range-branch ratio check.
996 (check_process_case): Remove function.
997 (check_all_empty_except_final): New function, verifies that all
998 non-final basic blocks are empty.
999 (process_switch): Simplify to use pre-recorded info. Call
1000 collect_switch_conv_info to do that. Assert that degenerate switch
1001 statements have been cleaned up.
1003 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
1006 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
1008 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1011 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
1013 2012-04-27 Tom de Vries <tom@codesourcery.com>
1015 PR tree-optimization/51879
1016 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
1017 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
1019 (defs_to_varying): ... here. Don't set use_processed.
1020 (visit_reference_op_call): Handle gimple_vdef.
1021 Handle case that lhs is NULL_TREE.
1022 (visit_use): Use mark_use_processed. Handle calls with side-effect
1023 using visit_reference_op_call.
1025 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1027 * sched-deps.c (fixup_sched_groups): Rename to...
1028 (chain_to_prev_insn): ...this.
1029 (chain_to_prev_insn_p): New function.
1030 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
1032 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1034 * sched-int.h (_haifa_insn_data): Move priority_status.
1036 (INSN_MODEL_INDEX): New macro.
1037 * haifa-sched.c (insn_delay): New function.
1038 (sched_regno_pressure_class): Update commentary.
1039 (mark_regno_birth_or_death): Pass the liveness bitmap and
1040 pressure array as arguments, instead of using curr_reg_live and
1041 curr_reg_pressure. Only update the pressure if the bit in the
1042 liveness set has changed.
1043 (initiate_reg_pressure_info): Always trust the live-in set for
1044 SCHED_PRESSURE_MODEL.
1045 (initiate_bb_reg_pressure_info): Update call to
1046 mark_regno_birth_or_death.
1047 (dep_list_size): Take the list as argument.
1048 (calculate_reg_deaths): New function, extracted from...
1049 (setup_insn_reg_pressure_info): ...here.
1050 (MODEL_BAR): New macro.
1051 (model_pressure_data, model_insn_info, model_pressure_limit)
1052 (model_pressure_group): New structures.
1053 (model_schedule, model_worklist, model_insns, model_num_insns)
1054 (model_curr_point, model_before_pressure, model_next_priority):
1056 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
1057 (MODEL_INSN_INFO, MODEL_INSN): New macros.
1058 (model_index, model_update_limit_points_in_group): New functions.
1059 (model_update_limit_points, model_last_use_except): Likewise.
1060 (model_start_update_pressure, model_update_pressure): Likewise.
1061 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
1062 (model_excess_cost, model_dump_pressure_points): Likewise.
1063 (model_set_excess_costs): Likewise.
1064 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
1065 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
1066 schedule as an alternative tie-breaker. Update the call to
1068 (ready_sort): Call model_set_excess_costs.
1069 (update_register_pressure): Update call to mark_regno_birth_or_death.
1070 Rely on that function to check liveness rather than doing it here.
1071 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
1072 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
1073 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
1074 (model_record_pressure, model_record_pressures): New functions.
1075 (model_record_final_pressures, model_add_successors_to_worklist)
1076 (model_promote_predecessors, model_choose_insn): Likewise.
1077 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
1078 (model_start_schedule, model_finalize_pressure_group): Likewise.
1079 (model_end_schedule): Likewise.
1080 (schedule_insn): Say when we're scheduling the next instruction
1081 in the model schedule.
1082 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
1083 (queue_to_ready): Do not add instructions that are
1084 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
1085 Always allow the next instruction in the model schedule to be added.
1086 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1087 and delay for SCHED_PRESSURE_MODEL too.
1088 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
1089 SCHED_PRIORITY_MODEL, but also take the DFA into account.
1090 (schedule_block): Call model_start_schedule and model_end_schedule.
1091 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
1092 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1093 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
1095 (sched_finish): Update accordingly.
1096 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1097 to SCHED_PRESSURE_MODEL.
1098 (add_jump_dependencies): Update call to dep_list_size.
1099 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
1100 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1101 to SCHED_PRESSURE_MODEL.
1102 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
1103 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
1104 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1105 handling to SCHED_PRESSURE_MODEL.
1107 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1109 * common.opt (fsched-pressure-algorithm=): New option.
1110 * flag-types.h (sched_pressure_algorithm): New enum.
1111 * sched-int.h (sched_pressure_p): Replace with...
1112 (sched_pressure): ...this new variable.
1113 * haifa-sched.c (sched_pressure_p): Replace with...
1114 (sched_pressure): ...this new variable.
1115 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
1116 (update_reg_and_insn_max_reg_pressure, schedule_insn)
1117 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
1118 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
1119 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
1120 (sched_analyze_insn): Likewise.
1121 * sched-rgn.c (schedule_region): Likewise.
1122 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
1124 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
1126 * PR middle-end/52997
1127 * ira.c (find_moveable_pseudos): Call resize_reg_info.
1130 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
1131 * expr.c (convert_move): Honor unsignedp when extending partial int
1133 * genmodes.c (complete_mode): Don't clear component field of partial
1135 (emit_mode_inner): Don't emit it however.
1136 (calc_wider_mode): Partial int modes widen to their component.
1138 2012-04-26 David S. Miller <davem@davemloft.net>
1140 * config/sparc/niagara4.md: New file.
1141 * config/sparc/sparc.md: Include it.
1142 * config/sparc/sparc.c (niagara4_costs): New processor costs.
1143 (sparc_option_override): Use it.
1144 (sparc_use_sched_lookahead): Return 2 for niagara4.
1145 (sparc_issue_rate): Likewise.
1147 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
1148 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
1149 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1150 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
1151 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
1152 alignaddrldi_vis): Set type to gsr.
1153 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
1154 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
1155 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
1156 v<vis3_shift_patname><mode>3, fmean16_vis,
1157 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
1158 fucmp<code>8<P:mode>_vis): Set type to fga.
1159 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
1160 * config/sparc/niagara.md: Likewise.
1161 * config/sparc/niagara2.md: Likewise.
1162 * config/sparc/ultra3.md: Likewise, and fix type matching for
1163 us3_ialuX reservation.
1165 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1167 * reload.c (find_reloads): Change the loop nesting when trying an
1168 alternative with swapped operands.
1170 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1172 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
1173 comment. Delete unused parameter first_exp_point_map.
1174 (virt_loc_aware_diagnostic_finalizer): Update call.
1176 2012-04-26 Michael Hope <michael.hope@linaro.org>
1177 Richard Earnshaw <rearnsha@arm.com>
1179 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
1180 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
1181 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
1182 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1184 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1186 * doc/extend.texi: Document avx2 support.
1187 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1189 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1192 * config/cris/cris.md ("*andhi_lowpart_v32")
1193 ("*andqi_lowpart_v32"): Change first input-only operand from
1194 a (match_operand ...) to (match_dup 0). Drop alternatives with
1195 const_int-matching constraints for redundancy.
1196 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1197 three-operand alternative.
1199 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1202 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1203 instead expand it as zero extension.
1205 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1208 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1210 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1212 * common.opt (flag_debug_types_section): Default to 0.
1213 (dwarf_version): Default to 4.
1214 (dwarf_record_gcc_switches): Default to 1.
1215 (dwarf_strict): Default to 0.
1216 * toplev.c (process_options): Don't handle dwarf_strict
1217 or dwarf_version here.
1218 * config/vxworks.c (vxworks_override_options): Don't
1219 test whether dwarf_strict or dwarf_version are negative,
1220 instead test !global_options_set.x_dwarf_*.
1221 * config/darwin.c (darwin_override_options): Default to
1223 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
1224 and -fno-debug-types-section are now the default.
1226 2012-04-25 Jan Hubicka <jh@suse.cz>
1228 * cgraphunit.c: Update toplevel comment.
1229 (tree_rest_of_compilation): Merge into cgraph_expand_function.
1230 (cgraph_analyze_function): Make static.
1231 (cgraph_decide_is_function_needed): Make static.
1232 (cgraph_add_new_function): Use expand_function instead of
1233 rest_of_compilation.
1234 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1235 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1237 (cgraph_inline_p): Remove.
1238 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
1239 (init_cgraph): Add comment.
1240 * cgraphbuild.c (record_reference, mark_address, mark_load,
1241 mark_store): Do not call analyze_expr hook.
1242 * cgraph.c: Update toplevel comment.
1243 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1244 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1245 Move fere from cgraphunit.c
1246 (cgraph_mark_force_output_node): Move to cgraph.h
1247 * cgraph.h: Reorder so the comments match the function placement.
1248 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
1249 (cgraph_mark_force_output_node): Move here from cgraph.c
1250 * tree.c (free_lang_data): Do not clear analyze_expr hook.
1251 * ipa-inline-transform.c (preserve_function_body_p): New function.
1252 (inline_transform): Update.
1253 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
1254 * langhooks.h (lang_hooks_for_callgraph): Remove.
1255 (lang_hooks): Remove callgraph.
1256 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
1257 * varpool.c: Remove out of date comment.
1258 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
1259 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
1261 2012-04-25 Jan Hubicka <jh@suse.cz>
1264 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
1265 forward declaration.
1266 (cgraph_finalize_function): Finalize them here.
1267 * symtab.c (dump_symtab): Dump ctors and dtors.
1269 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1272 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1273 larger than maxbits. Don't compute maxbits modulo align.
1274 Also check that unit bytes long store at bitpos / unit * unit
1275 doesn't affect bits beyond bitregion_end.
1276 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1277 would not fit into bitregion_start ... bitregion_end + 1 bit region.
1278 (store_split_bit_field): Decrease unit close to end of bitregion_end
1279 if access is restricted in order to avoid mutual recursion.
1281 PR tree-optimization/53058
1282 * double-int.h (double_int_max_value, double_int_min_value): New
1284 * double-int.c (double_int_max_value, double_int_min_value): New
1286 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
1287 or GT_EXPR with double_int_max_value instead of double_int_mask.
1289 2012-04-25 Richard Guenther <rguenther@suse.de>
1291 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1292 * tree-vect-loop.c (vect_transform_loop): Adjust.
1293 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
1294 the maximum number of iterations for the epilogue loop.
1295 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
1297 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1300 * c-typeck.c (set_nonincremental_init,
1301 set_nonincremental_init_from_string): Pass true instead of false
1302 as IMPLICIT to add_pending_init.
1304 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1306 * c-typeck.c (pop_init_level): Improve diagnostics.
1308 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
1310 * compare-elim.c (try_eliminate_compare): Also handle operands with
1311 implicit extensions.
1313 2012-04-25 Alan Modra <amodra@gmail.com>
1315 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
1316 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
1317 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
1318 (no_global_regs_above): Delete.
1319 (no_global_regs): New function.
1320 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
1321 value for load multiple test.
1322 (savres_routine_syms): Increase size.
1323 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
1324 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
1325 rather than a number of boolean flags. Update all callers.
1326 (rs6000_savres_routine_name): Generate vector save/restore names.
1327 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
1328 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
1329 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
1330 and using_store_multiple. Expand uses. Don't always use r11 as
1331 frame reg when needed for out-of-line saves. Set up initial offset
1332 for out-of-line vector saves when buying stack frame. Handle pointer
1333 reg setup for out-of-line fp save. Emit call to out-of-line vector
1334 save function. Choose r11 or r12 for vrsave reg when available for
1336 (rs6000_output_function_prologue): Don't emit .extern for ELF.
1337 (rs6000_emit_epilogue): Choose a better frame reg when restoring
1338 from back-chain to suit out-of-line vector restore functions. Emit
1339 call to out-of-line vector restore function. Adjust register used
1340 for cr restore. Tweak pointer register setup for gpr restore.
1341 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
1343 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
1344 (V_SAVE_INLINE): Define.
1345 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
1347 2012-04-25 Alan Modra <amodra@gmail.com>
1349 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
1350 out-of-line save/restore for large frames. Don't disable
1351 out-of-line saves on ABI_AIX when using static chain reg.
1352 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
1353 clobber static chain reg, and tweak for out-of-line gpr saves
1356 2012-04-25 Alan Modra <amodra@gmail.com>
1358 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
1359 (rs6000_emit_prologue): Use the above to catch register overlap.
1361 2012-04-25 Alan Modra <amodra@gmail.com>
1363 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
1364 decl. Move logic selecting update reg to callers. Update all callers.
1365 (rs6000_emit_allocate_stack): Add copy_off param.
1366 (emit_frame_save): Don't handle reg+reg addressing.
1367 (ptr_regno_for_savres): New function, extracted from..
1368 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
1369 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
1370 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
1371 frame offset adjustment for out-of-line save with copy from sp.
1372 Simplify condition controlling whether cr is saved early or
1373 late. Use ptr_regno_for_savres to verify correct reg is set
1374 up for out-of-line saves. Pass the actual pointer reg used to
1375 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
1376 function. Rearrange spe vars so code is similar to that
1377 elsewhere in this function. Don't update frame_off when spe
1378 save code will restore r11. Use emit_frame_save for spe and
1379 gpr saves. Consolidate darwin out-of-line gpr setup with that
1380 for other abis. Don't assume frame_offset is zero and frame
1381 reg is sp when setting up altivec reg saves, and calculate
1382 exact offset requirement.
1383 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
1384 spe restore code. Consolidate darwin out-of-line gpr setup
1385 with that for other abis.
1387 2012-04-25 Alan Modra <amodra@gmail.com>
1389 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
1390 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
1392 (emit_frame_save): Delete frame_ptr param. Rename total_size to
1394 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
1395 and emit_frame_save calls. Cope with possibly missing note.
1397 2012-04-24 Sriraman Tallam <tmsriram@google.com>
1399 * config/i386/i386.c (build_processor_model_struct): New function.
1400 (make_var_decl): New function.
1401 (fold_builtin_cpu): New function.
1402 (ix86_fold_builtin): New function.
1403 (make_cpu_type_builtin): New function.
1404 (ix86_init_platform_type_builtins): New function.
1405 (ix86_expand_builtin): Expand new builtins by folding them.
1406 (ix86_init_builtins): Make new builtins to detect CPU type.
1407 (TARGET_FOLD_BUILTIN): New macro.
1408 (IX86_BUILTIN_CPU_INIT): New enum value.
1409 (IX86_BUILTIN_CPU_IS): New enum value.
1410 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
1411 * config/i386/i386-builtin-types.def: New function type.
1412 * testsuite/gcc.target/builtin_target.c: New testcase.
1413 * doc/extend.texi: Document builtins.
1415 2012-04-24 Olivier Hainque <hainque@adacore.com>
1417 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
1418 * toplev.c (process_options): Default to dwarf_version 2.
1419 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
1420 and dwarf_version 2.
1422 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1424 * tree-pretty-print.h (default_tree_printer): Do not declare.
1425 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
1427 (default_tree_diagnostic_starter): Make static.
1428 (default_tree_printer): Move to here. Make static.
1429 (tree_diagnostics_defaults): New.
1430 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
1431 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
1432 * toplev.c: Do not include tree-pass.h.
1433 (default_tree_printer): Move from here.
1434 (general_init): Use tree_diagnostics_defaults.
1436 2012-04-24 Chao-ying Fu <fu@mips.com>
1438 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
1439 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
1440 * config/mips/gnu-user.h
1441 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
1442 (GNU_USER_TARGET_LINK_SPEC): New define.
1443 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1444 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
1445 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
1446 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
1447 GNU_USER_TARGET_ENDFILE_SPEC.
1448 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
1449 (GNU_USER_TARGET_LINK_SPEC): New define.
1450 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1451 * config/mips/linux-common.h: New file.
1453 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1456 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
1457 (altivec_build_resolved_builtin): Call fully_fold_convert.
1459 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1462 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1464 2012-04-24 Richard Guenther <rguenther@suse.de>
1466 PR tree-optimization/53085
1467 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1470 2012-04-24 Richard Guenther <rguenther@suse.de>
1472 * tree-if-conv.c (main_tree_if_conversion): Move bb under
1475 2012-04-24 Jim Meyering <meyering@redhat.com>
1477 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
1478 absence of an define_enum call.
1480 2012-04-24 Richard Guenther <rguenther@suse.de>
1482 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
1483 the epilogue loop is not re-used as unvectorized version
1484 record the its maximum number of iterations.
1486 2012-04-24 Andrew Pinski <apinski@cavium.com>
1488 * tree-ssa-forwprop.c (simplify_bitwise_binary):
1489 Don't directly use def1/def2.
1491 2012-04-24 Richard Guenther <rguenther@suse.de>
1493 PR tree-optimization/53098
1494 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
1497 2012-04-24 Andrew Pinski <apinski@cavium.com>
1500 * tree-ssa-forwprop.c (defcodefor_name): New function.
1501 (simplify_bitwise_binary): Use defcodefor_name instead of manually
1502 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
1503 Simplify "(~X | Y) & X" to "X & Y" and
1504 "(~X & Y) | X" to "X | Y".
1506 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1508 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
1509 validate_change to add clobbers if IN_GROUP is nonzero.
1510 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
1511 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
1513 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
1515 * config/s390/s390.c (insn_invalid_p): Likewise.
1517 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1520 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
1521 (output_addressed_constants): Likewise.
1524 * varasm.c (get_section): Don't ICE for section conflicts with
1525 built-in section kinds.
1527 2012-04-23 DJ Delorie <dj@redhat.com>
1529 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
1530 (LIBSTDCXX): Change to CPP2.
1532 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
1535 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
1538 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1540 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1541 (*addsi_2_zext): Ditto.
1542 (*add<mode>_3): Ditto.
1543 (*addsi_3_zext): Ditto.
1544 (*add<mode>_5): Ditto.
1546 2012-04-23 Andrew Pinski <apinski@cavium.com>
1548 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
1549 (C & B) to (A OP0) & B.
1551 2012-04-23 Martin Jambor <mjambor@suse.cz>
1553 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
1554 temporaries created for a bitfield (reverting revision 122014).
1556 2012-04-23 Richard Guenther <rguenther@suse.de>
1558 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
1559 the condition using is_gimple_condexpr and avoid the not necessary
1561 (set_prologue_iterations): Likewise.
1562 (vect_loop_versioning): Likewise.
1564 2012-04-23 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/53070
1567 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
1568 (main_tree_if_conversion): Verify we succeeded in that.
1570 2012-04-23 Jan Hubicka <jh@suse.cz>
1572 * lto-symtab.c (lto_cgraph_replace_node): Do not call
1573 mark_reahcable_node.
1574 * cgraph.c (cgraph_remove_node): Do not clear reachable.
1575 (cgraph_mark_reachable_node): Remove.
1576 (cgraph_mark_force_output_node): Do not set reachable.
1577 (dump_cgraph_node): Do not dump reachable.
1578 (cgraph_create_virtual_clone): Do not set reachable.
1579 * cgraph.h (cgraph_node): Remove reachable flag.
1580 (varpool_node): Remove reachable flag.
1581 (cgraph_mark_if_needed): Remove.
1582 (cgraph_mark_reachable_node): Remove.
1583 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
1584 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
1586 (cgraph_add_new_function): Likewise.
1587 (cgraph_mark_if_needed): Remove.
1588 (cgraph_analyze_function): Do not set target as reachable.
1589 (process_function_and_variable_attributes): Do not care about
1591 (cgraph_analyze_functions): Do not set reachable flags.
1592 (cgraph_mark_functions_to_output): Do not check reachability.
1593 (cgraph_copy_node_for_versioning): Do not set reachable flag.
1594 (dbxout_expand_expr): Update.
1595 * c-decl.c (merge_decls): Do not track changed externs.
1596 * ipa.c: Include pointer-set.h
1597 (enqueue_cgraph_node): Use reachable pointer set.
1598 (process_references): Likewise.
1599 (cgraph_remove_unreachable_nodes): Likewise.
1600 (whole_program_function_and_variable_visibility): Do not recompute
1602 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
1604 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1606 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1608 2012-04-23 Richard Guenther <rguenther@suse.de>
1611 * c-typeck.c (build_binary_op): Fix typo.
1613 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1615 PR tree-optimizations/52891
1616 * tree-vect-patterns.c (adjust_bool_pattern): Use
1617 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1618 but with non-standard precision.
1620 2012-04-22 Jan Hubicka <jh@suse.cz>
1622 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
1625 2012-04-22 Jan Hubicka <jh@suse.cz>
1627 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
1628 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1629 mark_load, mark_store): Do not mark varpool nodes as needed.
1630 * cgraph.c (cgraph_new_nodes): Remove.
1631 (cgraph_create_function_alias): Do not mark nodes as reachable.
1632 (cgraph_add_thunk): Likewise.
1633 (cgraph_mark_reachable_node): Do not manage the queue.
1634 * cgraph.h (cgraph_node): Remove next_needed.
1635 (varpool_nodes_queue): Remove next_needed and prev_needed.
1636 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
1637 (cgraph_new_nodes): Declare.
1638 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
1639 (varpool_analyze_pending_decls): Remove.
1640 (varpool_analyze_node): New.
1641 (varpool_mark_needed_node): Remove.
1642 (varpool_first_variable, varpool_next_variable): New inlines.
1643 (varpool_first_static_initializer, varpool_next_static_initializer):
1645 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
1646 (varpool_first_defined_variable): New inline.
1647 (varpool_next_defined_variable): New inline
1648 (FOR_EACH_VARIABLE): Reimplement.
1649 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
1650 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
1652 * cgraphunit.c (cgraph_new_nodes): Declare here.
1653 (enqueue_node): New function.
1654 (cgraph_process_new_functions): update for new
1655 node set; when constructing cgraph enqueue node for processing.
1656 (cgraph_add_new_function): Use new node set.
1657 (process_function_and_variable_attributes): Do not set varpool needed
1659 (referred_to_p): New function.
1660 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
1661 when varpool is in construction.
1662 (cgraph_analyze_functions): Rewrite.
1663 (cgraph_expand_all_functions): Update.
1664 (cgraph_output_in_order): Do not analyze pending decls; do not set
1666 (cgraph_optimize): Do not analyze pending decls.
1667 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
1668 in other partition; do not mark node as needed.
1669 * dwarf2out.c (reference_to_unused): Use analyzed flag.
1670 (premark_types_used_by_global_vars_helper): Likewise.
1671 * ipa.c (process_references): Do not call varpool_mark_needed_node.
1672 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
1674 (function_and_variable_visibility): Do not mark node as needed.
1675 (whole_program_function_and_variable_visibility): Likewise.
1676 * Makefile.in (gt-varpool.h): No longer needed.
1677 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
1678 (ipa_write_summaries): Do not use needed flag.
1679 * varpool.c: Do not include gt-varpool.h
1680 (x_varpool_nodes_queue, x_varpool_last_needed_node,
1681 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
1682 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
1684 (varpool_remove_node): Do not update the lists.
1685 (dump_varpool_node): Do not dump needed flag.
1686 (varpool_enqueue_needed_node): Remove.
1687 (varpool_mark_needed_node): Remove.
1688 (varpool_reset_queue): Remove.
1689 (varpool_finalize_decl): Move to cgraphunit.c
1690 (varpool_analyze_node): New functions based on former
1691 varpool_analyze_pending_decls.
1692 (varpool_analyze_pending_decls): Remove.
1693 (varpool_assemble_decl): Do not update the lists.
1694 (enqueue_node): New function.
1695 (varpool_remove_unreferenced_decls): Rewrite.
1696 (varpool_empty_needed_queue): Remove.
1697 (add_new_static_var): Do not mark node as needed.
1698 (varpool_create_variable_alias): Handle expansion state
1700 * except.c (output_ttype): Do not mark node as needed.
1701 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
1702 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
1704 * tree-switch-conversion.c (build_one_array): Likewise.
1706 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1709 * doc/invoke.texi (pedantic): Rename to Wpedantic.
1710 * common.opt (Wpedantic): New.
1711 (pedantic): Alias Wpedantic.
1712 * diagnostic.c (warning_at): Likewise.
1713 * c-decl.c (diagnose_mismatched_decls): Likewise.
1714 (build_array_declarator): Likewise.
1715 (mark_forward_parm_decls):
1716 (check_bitfield_type_and_width): Likewise.
1717 (grokdeclarator): Likewise.
1718 (grokfield): Likewise.
1719 (finish_struct): Likewise.
1720 (build_enumerator): Likewise.
1721 (store_parm_decls_oldstyle): Likewise.
1722 (declspecs_add_qual): Likewise.
1723 (declspecs_add_type): Likewise.
1724 (finish_declspecs): Likewise.
1725 * c-typeck.c (composite_type): Likewise.
1726 (comp_target_types): Likewise.
1727 (build_array_ref): Likewise.
1728 (pointer_diff): Likewise.
1729 (build_unary_op): Likewise.
1730 (build_conditional_expr): Likewise.
1731 (build_c_cast): Likewise.
1732 (convert_for_assignment): Likewise.
1733 (maybe_warn_string_init): Likewise.
1734 (digest_init): Likewise.
1735 (pop_init_level): Likewise.
1736 (set_init_index): Likewise.
1737 (c_finish_goto_label): Likewise.
1738 (c_finish_return): Likewise.
1739 (do_case): Likewise.
1740 (build_binary_op): Likewise.
1741 * c-parser.c (static): Likewise.
1742 (c_parser_external_declaration): Likewise.
1743 (c_parser_declaration_or_fndef): Likewise.
1744 (c_parser_static_assert_declaration_no_se): Likewise.
1745 (c_parser_enum_specifier): Likewise.
1746 (c_parser_struct_or_union_specifier): Likewise.
1747 (c_parser_struct_declaration): Likewise.
1748 (c_parser_alignas_specifier): Likewise.
1749 (c_parser_braced_init): Likewise.
1750 (c_parser_initelt): Likewise.
1751 (c_parser_compound_statement_nostart): Likewise.
1752 (c_parser_conditional_expression): Likewise.
1753 (c_parser_alignof_expression): Likewise.
1754 (c_parser_postfix_expression): Likewise.
1755 (c_parser_postfix_expression_after_paren_): Likewise.
1756 (c_parser_objc_class_instance_variables): Likewise.
1757 (c_parser_objc_method_definition): Likewise.
1758 (c_parser_objc_methodprotolist): Likewise.
1760 2012-04-22 Ian Lance Taylor <iant@google.com>
1762 * godump.c (go_output_typedef): Dump size of structs.
1764 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
1766 Correcting transform_to_exit_first_loop + fix to PR46886
1767 * tree-parloops.c (transform_to_exit_first_loop): Remove
1768 setting of number of iterations according to the loop pattern.
1769 Duplicate from entry to exit->src instead of loop->latch.
1770 (pallelize_loops): Remove the condition preventing do-while loops.
1771 * tree-cfg.c (bool bb_in_region_p): New.
1772 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
1773 Adjust redirection of the duplicated iteration.
1775 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1778 * rtl.def (ADDRESS): Use "i" rather than "w".
1779 * rtl.h (find_base_term): Delete.
1780 (may_be_sp_based_p): Declare.
1781 * rtl.c (rtx_code_size): Remove ADDRESS special case.
1782 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
1783 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
1785 (find_base_term): Make static.
1786 (may_be_sp_based_p): New function.
1787 * dse.c (record_store): Use it.
1788 * store-motion.c (store_killed_in_insn): Likewise.
1790 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1792 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
1794 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1797 * c-typeck.c (inform_declaration): New.
1798 (build_function_call_vec): Do not pretty-print
1799 expressions when caret is enabled.
1800 (convert_arguments): Use inform_declaration.
1802 2012-04-20 Jim Meyering <meyering@redhat.com>
1804 * genmodes.c (make_complex_modes): Don't truncate a mode name of
1805 length 7 or more when prepending a "C". Suggested by Richard Guenther.
1807 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1809 PR rtl-optimization/44214
1810 * fold-const.c (exact_inverse): New function.
1811 (fold_binary_loc): Fold vector and complex division by constant into
1812 multiply by recripocal with flag_reciprocal_math; fold vector division
1813 by constant into multiply by reciprocal with exact inverse.
1815 2012-04-20 Jan Hubicka <jh@suse.cz>
1817 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
1819 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
1820 (cgraph_remove_node): Update.
1821 (cgraph_mark_needed_node): Remove.
1822 (cgraph_mark_force_output_node): New.
1823 (dump_cgraph_node): Do not dump needed flag.
1824 (cgraph_node_cannot_be_local_p_1): Update.
1825 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
1826 * cgraph.h (symtab_node_base): Add force_output flag.
1827 (cgraph_node): Remove needed flag.
1828 (varpool_node): Remove force_output flag.
1829 (cgraph_mark_needed_node): Remove.
1830 (cgraph_mark_force_output_node): New.
1831 (cgraph_only_called_directly_or_aliased_p,
1832 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
1833 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
1834 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
1835 (cgraph_add_new_function): Update.
1836 (cgraph_mark_if_needed): Update.
1837 (verify_cgraph_node): Update.
1838 (cgraph_analyze_function): Alias target is reachable.
1839 (process_function_and_variable_attributes): Update: externally_visible
1840 flag makes function reachable.
1841 (cgraph_analyze_functions): Update dumping.
1842 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
1843 input_overwrite_node, input_varpool_node): Update streaming.
1844 * lto-streamer-out.c (produce_symtab): Use force_output.
1845 * ipa.c (process_references): Weakrefs must be processed.
1846 (cgraph_remove_unreachable_nodes): Likewise; update for new
1848 (varpool_externally_visible_p): Weakrefs are externally visible
1849 even if they are not.
1850 (function_and_variable_visibility): Update; when processing alias
1851 pair force the targets to be output.
1852 (whole_program_function_and_variable_visility): Use
1853 mark_reachable_node.
1854 * trans-mem.c (ipa_tm_mark_needed_node): Remove
1855 (ipa_tm_mark_force_output_node): New function.
1856 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
1857 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
1859 * varasm.c (mark_decl_referenced): Update.
1860 (find_decl_and_mark_needed): Remove.
1861 (find_decl): New function.
1862 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
1863 alias targets as needed.
1864 (dump_tm_clone_pairs): Update.
1865 * tree-inline.c (copy_bb): Update check.
1866 * symtab.c (dump_symtab_base): Dump force_output.
1867 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
1868 * passes.c (execute_todo): Fix dumping.
1869 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
1870 (varpool_analyze_pending_decls): Alias target is reachable.
1871 (varpool_create_variable_alias): Finalize weakrefs.
1873 2012-04-20 Jakub Jelinek <jakub@redhat.com>
1876 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
1877 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
1878 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
1879 macros instead of constants.
1880 * dse.c (record_store): Check for SP ADDRESS by comparing
1881 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
1882 XEXP to be stack_pointer_rtx.
1884 2012-04-20 Richard Guenther <rguenther@suse.de>
1886 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
1887 update_call_from_tree when propagating into a call.
1889 2012-04-20 Alan Modra <amodra@gmail.com>
1891 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
1892 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
1893 sp_offset to frame_off. Move world save code earlier.
1895 2012-04-20 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/53050
1898 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
1899 Do only one transform on COND_EXPRs at the same time.
1901 2012-04-19 Jan Hubicka <jh@suse.cz>
1903 * symtab.c (dump_symtab_base): Revert accidental checkin.
1905 2012-04-20 Alan Modra <amodra@gmail.com>
1908 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1909 static chain, set REST_INLINE_FPRS too.
1911 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
1913 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
1916 2012-04-20 Richard Guenther <rguenther@suse.de>
1918 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
1919 loops that can never run more often than the vectorization factor.
1921 2012-04-19 Jan Hubicka <jh@suse.cz>
1923 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
1925 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
1927 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1929 2012-04-19 Jim Meyering <meyering@redhat.com>
1931 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
1932 We verified above that the string(including trailing NUL) fits in buf,
1935 2012-04-19 Richard Guenther <rguenther@suse.de>
1937 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
1938 for dumping DECL_SECTION_NAME.
1940 2012-04-19 Michael Matz <matz@suse.de>
1943 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
1944 (struct tree_vector): Adjust GTY length.
1945 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
1947 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
1949 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
1950 caller emitted the length calulation already.
1951 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
1952 before handling any of the fields for structs.
1954 2012-04-19 Richard Guenther <rguenther@suse.de>
1956 PR tree-optimization/53031
1957 * tree-vrp.c (adjust_range_with_scev): Revert back to
1958 using max_loop_iterations.
1960 2012-04-19 Michael Matz <matz@suse.de>
1962 * diagnostic.c (emit_diagnostic): Move va_end call after user
1964 (warning, warning_at, pedwarn, permerror): Ditto.
1966 2012-04-19 Richard Guenther <rguenther@suse.de>
1968 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1971 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1974 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1975 the case *(X+const).
1977 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1979 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1981 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1984 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
1985 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
1987 2012-04-19 Richard Guenther <rguenther@suse.de>
1989 PR rtl-optimization/44688
1990 * loop-iv.c (determine_max_iter): Only return max_iter.
1991 (iv_number_of_iterations): Also use the recorded loop bound
1992 on the maximum number of iterations.
1993 * loop-unroll.c (decide_unroll_runtime_iterations): Use
1994 max_iter to avoid unrolling loops that do not roll.
1995 (decide_unroll_stupid): Likewise.
1997 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1999 * targhooks.c (default_case_values_threshold): Fix code style nit.
2001 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
2002 case range and type folding from here...
2003 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
2004 type, as documented in tree.def.
2006 2012-04-18 Jan Hubicka <jh@suse.cz>
2008 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
2010 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
2011 cgraph hash and same comdat groups.
2012 (cgraph_optimize): Verify symbol table.
2013 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
2014 (dissolve_same_comdat_group_list): Work on symtab nodes.
2015 (function_and_variable_visibility): Dissolve variable same comdat group
2017 * symtab.c: Include timevar.h
2018 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
2020 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2022 * tree-switch-conversion.c (info): Remove global pass info.
2023 (check_range, check_process_case, check_final_bb, create_temp_arrays,
2024 free_temp_arrays, gather_default_values, build_constructors,
2025 array_value_type, build_one_array, build_arrays, gen_def_assigns,
2026 fix_phi_nodes, gen_inbound_check): Pass info around from ...
2027 (process_switch): ... here. Unify message format. Return a const
2028 char pointer to the failure reason message.
2029 (do_switchconv): Unify message format. Update process_switch usage.
2031 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
2032 * tree-cfg.c (edge_to_cases): Fix documentation.
2034 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2036 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2038 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2040 PR tree-optimization/52976
2041 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
2042 (possibly_move_powi): New function.
2043 (rewrite_expr_tree): Call possibly_move_powi.
2044 (rewrite_expr_tree_parallel): Likewise.
2045 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
2046 call add_to_ops_vec instead.
2048 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2050 PR tree-optimization/52976
2051 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
2052 (decrement_power): Likewise.
2053 (propagate_op_to_single_use): Likewise.
2054 (zero_one_operation): Handle __builtin_pow* calls in linearized
2055 expression trees; factor logic into propagate_op_to_single_use.
2056 (undistribute_ops_list): Allow operands with repeat counts > 1.
2058 2012-04-18 Richard Guenther <rguenther@suse.de>
2060 PR tree-optimization/44688
2061 * cfgloop.h (record_niter_bound): Declare.
2062 * tree-ssa-loop-niter.c (record_niter_bound): Export.
2063 Update the estimation with the upper bound here...
2064 (estimate_numbers_of_iterations_loop): ... instead of here.
2065 Do not forcefully reset a recorded upper bound.
2066 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
2067 Record the maximum number of loop iterations of the prologue loop.
2069 2012-04-18 Jan Hubicka <jh@suse.cz>
2071 * lto-symtab.c (lto_cgraph_replace_node): Update.
2072 * cgraphbuild.c (record_reference, record_type_list,
2073 record_eh_tables, mark_address, mark_load, mark_store): Update.
2074 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
2075 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
2077 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
2078 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
2079 * reload.c: Fix typo in comment.
2080 * rtlanal.c: Likewise.
2081 * tree-emultls.c (gen_emutls_addr): Update.
2082 * ipa-reference.c (analyze_function): Update.
2083 * cgraphunit.c (cgraph_analyze_function,
2084 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
2086 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
2087 (ipa_remove_reference): Likewise.
2088 (ipa_remove_all_refering): Rename to ...
2089 (ipa_remove_all_referring): ... this one; update.
2090 (ipa_dump_references): Update.
2091 (ipa_dump_referring): Update.
2092 (ipa_clone_references): Update.
2093 (ipa_clone_refering): Rename to ...
2094 (ipa_clone_referring): ... this one; update.
2095 (ipa_ref_cannot_lead_to_return): Update.
2096 (ipa_ref_has_aliases_p): Update.
2097 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
2099 (ipa_ref_type): Remove.
2100 (ipa_ref_ptr_u): Remove.
2101 (ipa_ref): Remove referencing, refered, refered_index, refering_type
2102 and refered_type; add referring, referred and referred_index.
2103 (ipa_ref_list): Rename refering to referring.
2104 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
2105 ipa_clone_references, ipa_clone_referring): Update prototypes.
2106 * lto-cgraph.c (referenced_from_other_partition_p): Update.
2107 (lto_output_ref): Update.
2108 (add_references): Update.
2109 (input_varpool_node): Update.
2110 (input_refs): Update.
2111 * ipa-ref-inline.h (ipa_ref_node): Update.
2112 (ipa_ref_varpool_node): Update.
2113 (ipa_ref_referring_node): Update.
2114 (ipa_ref_referring_varpool_node): Update.
2115 (ipa_ref_referring_ref_list): Update.
2116 (ipa_ref_referred_ref_list): Update.
2117 (ipa_ref_list_first_referring): Update.
2118 (ipa_empty_ref_list): Update.
2119 (ipa_ref_list_refering_iterate): Rename to ...
2120 (ipa_ref_list_referring_iterate): ... this one.
2121 * cse.c: Update comment.
2122 * ipa-utils.c (ipa_reverse_postorder): Update.
2123 * tree-ssa-alias.c: Update.
2124 * ipa-inline.c (reset_edge_caches): Update.
2125 (update_caller_keys): Update.
2126 * ipa-inline.h: Update comments.
2127 * jump.c: Update comment.
2128 * alias.c: Likewise.
2129 * ipa.c (process_references): Update.
2130 (cgraph_remove_unreachable_nodes): Likewise.
2131 (ipa_discover_readonly_nonaddressable_var): Likewise.
2132 (cgraph_address_taken_from_non_vtable_p): Likewise.
2133 * trans-mem.c (ipa_tm_execute): Update.
2134 * simplify-rtx.c: Fix comment.
2135 * rtl.c: Fix comment.
2136 * symtab.c (symtab_unregister_node): Update.
2137 * varpool.c (dump_varpool_node): Update.
2138 (varpool_analyze_pending_decls): Update.
2139 (assemble_aliases): Update.
2140 (varpool_for_node_and_aliases): Update.
2142 2012-04-18 Richard Guenther <rguenther@suse.de>
2144 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
2145 use_undefined_p parameter.
2146 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
2147 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2149 (estimate_numbers_of_iterations): Likewise.
2150 (estimated_loop_iterations): Adjust.
2151 (max_loop_iterations): Likewise.
2152 (scev_probably_wraps_p): Likewise.
2153 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
2154 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
2155 not max_loop_iterations.
2156 (execute_vrp): Remove explicit number of iterations estimation.
2158 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
2160 * config/i386/linux-common.h: New.
2162 * config.gcc: Add i386/linux-common.h before
2163 all i386/linux.h and i386/linux64.h usages.
2165 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
2166 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2167 * config/i386/gnu-user64.h: Likewise.
2169 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
2170 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
2171 (GNU_USER_TARGET_MATHFILE_SPEC): New.
2172 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
2174 2012-04-18 Jan Hubicka <jh@suse.cz>
2176 * cgraph.c (cgraph_node_name): Remove.
2177 (dump_cgraph_node): Use dump_symtab_base; reformat.
2178 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
2179 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
2181 (cgraph_node_name, varpool_node_name): Remove.
2182 (cgraph_node_asm_name, varpool_node_asm_name,
2183 cgraph_node_name, varpool_node_name): New.
2184 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2185 (TODO_dump_symtab): ... this one.
2186 * ipa-cp (pass_ipa_cp): Update.
2187 * ia-reference.c (generate_summary, read_write_all_from_decl,
2188 propagate, ipa_reference_read_optimization_summary): Update.
2189 * cgraphunit.c (cgraph_analyze_functions): Update.
2190 (cgraph_optimize): Update.
2191 * ipa-ref.c (ipa_dump_references): Update.
2192 (ipa_dump_refering): Update.
2193 * ipa-inline.c (pass_ipa_inline): Update.
2194 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2195 * ipa.c (pass_ipa_function_visibility,
2196 pass_ipa_whole_program_visibility): Update.
2197 * tree-sra.c (pass_early_ipa_sra): Update.
2198 * symtab.c: Include langhooks.h
2199 (symtab_node_asm_name): New.
2200 (symtab_node_name): New.
2201 (symtab_type_names): New static var.
2202 (dump_symtab_base): New.
2203 (dump_symtab_node, dump_symtab): New.
2204 (debug_symtab_node, debug_symtab): New.
2205 * tree-ssa-structalias.c: Dump symbol table.
2206 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2207 of TODO_dump_cgraph.
2208 * varpoo.c (varpool_node_name): Remove.
2209 (dump_varpool_node): Use dump_symtab_base; reformat.
2211 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2213 * doc/invoke.texi (Language Independent Options): @item should be
2216 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2219 * rtl.c (rtx_code_size): Handle ADDRESS.
2221 2012-04-17 Tom de Vries <tom@codesourcery.com>
2223 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
2226 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/sync.md (atomic_<code><mode>): Rename to
2230 atomic_<logic><mode>.
2232 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2234 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
2235 * alias.c (reg_base_value): Expand and update comment.
2236 (arg_base_value): New variable.
2237 (unique_id): Move up file.
2238 (unique_base_value, unique_base_value_p, known_base_value_p): New.
2239 (find_base_value): Use arg_base_value and known_base_value_p.
2240 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
2241 (find_base_term): Use known_base_value_p.
2242 (base_alias_check): Use unique_base_value_p.
2243 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
2244 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
2246 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
2248 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
2250 2012-04-17 Michael Matz <matz@suse.de>
2252 PR tree-optimization/18437
2253 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
2254 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
2255 (vect_check_strided_load): Declare.
2256 * tree-vect-data-refs.c (vect_check_strided_load): New function.
2257 (vect_analyze_data_refs): Use it to accept strided loads.
2258 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
2260 2012-04-17 Richard Guenther <rguenther@suse.de>
2263 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
2264 loops when redirecting an entry or latch edge.
2266 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
2268 * sel-sched.c (sel_global_init): Revert previous change.
2270 2012-04-17 Richard Guenther <rguenther@suse.de>
2272 * tree-flow.h (array_at_struct_end_p): Move declaration ...
2273 * tree.h (array_at_struct_end_p): ... here.
2274 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
2275 * expr.c (array_at_struct_end_p): ... here. Rewrite.
2277 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
2279 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
2280 COST_TABLE): Remove.
2281 (estimate_case_costs): Remove.
2282 (expand_case): Do not call estimate_case_costs
2283 to set use_cost_table.
2284 (balance_case_nodes): Do not use use_cost_table.
2286 2012-04-16 Jan Hubicka <jh@suse.cz>
2288 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
2289 (hash_node, eq_node): Remove.
2290 (cgraph_create_node): Do not handle hashtable.
2291 (cgraph_get_node): Remove.
2292 (cgraph_insert_node_to_hashtable): Remove.
2293 (hash_node_by_assembler_name): Remove.
2294 (eq_assembler_name): Remove.
2295 (cgraph_node_for_asm): Rewrite.
2296 (cgraph_find_replacement_node): Break out from ...
2297 (cgraph_remove_node): ... here; do not maintain hashtables.
2298 (change_decl_assembler_name): Remove.
2299 (cgraph_clone_node): Do not maintain hashtables.
2300 * cgraph.h (const_symtab_node): New typedef.
2301 (cgraph_insert_node_to_hashtable): Remove.
2302 (symtab_get_node, symtab_node_for_asm,
2303 symtab_insert_node_to_hashtable): Declare.
2304 (cgraph_find_replacement_node): Declare.
2305 (cgraph_get_node, varpool_get_node): Turn into inlines.
2306 (cgraph, varpool): Work sanely on NULL pointers.
2307 (FOR_EACH_SYMBOL): New walker.
2308 * ipa-inline-transform.c (save_inline_function_body): Use
2309 symtab_insert_node_to_hashtable.
2310 * symtab.c: Include ggc.h and diagnostics.h
2311 (symtab_hash, assembler_name_hash): New static vars;
2312 (hash_node, eq_node, hash_node_by_assembler_name,
2313 eq_assembler_name, insert_to_assembler_name_hash,
2314 unlink_from_assembler_name_hash): New.
2315 (symtab_register_node): Update hashtables.
2316 (symtab_insert_node_to_hashtable): New.
2317 (symtab_unregister_node): Update hashtables.
2318 (symtab_get_node): New.
2319 (symtab_node_for_asm): New.
2320 (change_decl_assembler_name): New.
2321 * Makefile.in (symtab.o): Needs GTY.
2322 * varpool.c (varpool_hash): Remove.
2323 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
2324 (varpool_node): Rewrite using varpool_get_node.
2325 (varpool_remove_node): DO not maintain hashtables.
2326 (varpool_node_for_asm): Rewrite.
2328 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
2330 * doc/invoke.texi: Copy-edit to put verbs in the present tense
2331 when describing the current behavior of GCC.
2333 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
2335 * genemit.c (gen_exp): Remove ADDRESS handling.
2336 * genoutput.c (scan_operands): Likewise.
2337 * genpeep.c (match_rtx): Likewise.
2338 * genrecog.c (add_to_sequence): Likewise.
2340 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
2342 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
2344 2012-04-16 Martin Jambor <mjambor@suse.cz>
2346 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
2349 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2352 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2353 hints for 'A' operand types.
2355 2012-04-16 Jan Hubicka <jh@suse.cz>
2357 * cgraph.h (symtab_node_base): Add next and previous pointers.
2358 (cgraph_node): Remove next and preivous pointers.
2359 (varpool_node): Likewise; remove next/previous GTY marker;
2360 it is not type safe.
2361 (symtab_node_def): Update GTY marker
2362 (x_cgraph_nodes, cgraph_nodes): Remove.
2363 (symtab_nodes): New function.
2364 (cgraph_order): Rename to ...
2365 (symtab_order): ... this one.
2366 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
2368 (x_varpool_nodes, varpool_nodes): Remove.
2369 (FOR_EACH_STATIC_VARIABLE): Update.
2370 (symtab_function_p, symtab_variable_p): New function.
2371 (FOR_EACH_VARIABLE): Update.
2372 (varpool_first_variable, varpool_next_variable): New functions.
2373 (FOR_EACH_VARIABLE): Update.
2374 (cgraph_first_defined_function): Update.
2375 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
2376 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
2377 (cgraph_first_function, cgraph_next_function): New.
2378 (FOR_EACH_FUNCTION): Update.
2379 (cgraph_first_function_with_gimple_body,
2380 cgraph_next_function_with_gimple_body): Update.
2381 * symtab.c: New file.
2382 * cgraph.c: Update copyright dates.
2383 (x_cgraph_nodes, cgraph_order): Remove.
2384 (NEXT_FREE_NODE): Update.
2385 (SET_NEXT_FREE_NODE): New.
2386 (cgraph_create_node_1): Remove common code.
2387 (cgraph_create_node): Remove common code; call symtab_register_node.
2388 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
2389 (cgraph_add_asm_node): Update.
2390 (cgraph_clone_node): Register new node.
2391 * cgraphunit.c (process_function_and_variable_attributes): Update.
2392 (cgraph_analyze_functions): Update.
2393 (cgraph_analyze_functions): Update.
2394 (cgraph_output_in_order): Update.
2395 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
2397 * ipa-inline.c (recursive_inlining): Update.
2398 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
2399 * ipa.c (cgraph_remove_unreachable_nodes): Update.
2400 * Makefile.in: Add symtab.o
2401 * varpool.c (x_varpool_nodes): Remove
2402 (varpool_node): Remove common code; call symtab_register_node.
2403 (varpool_remove_node): Remove common code; call symtab_unregister_node.
2405 2012-04-16 Richard Guenther <rguenther@suse.de>
2408 * tree.h (VECTOR_CST_NELTS): Adjust.
2409 (struct tree_vector): Add explicit length field.
2410 (make_vector_stat): Declare.
2411 (make_vector): Define.
2412 * tree.c (make_vector_stat): New function.
2413 (build_vector_stat): Use it.
2414 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
2416 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2418 PR tree-optimization/52976
2419 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
2420 (undistribute_ops_list): Ops with repeat counts aren't eligible for
2422 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
2424 2012-04-16 Jan Hubicka <jh@suse.cz>
2426 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
2428 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
2429 walkers to walk cgraph and varpool.
2430 * cgraph.c (cgraph_node_for_asm): Likewise.
2431 (dump_cgraph): Likewise.
2432 * value-prof.c (init_node_map): Likewise.
2433 * tree.c (free_lang_data_in_cgraph): Likewise.
2434 * tree-emutls.c: (ipa_lower_emutls): Likewise.
2435 * ipa-reference.c (generate_summary, propagate): Likewise.
2436 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
2437 cgraph_mark_functions_to_output, cgraph_output_in_order,
2438 output_weakrefs, cgraph_materialize_all_clones,
2439 cgraph_optimize): Likewise.
2440 * lto-cgraph.c (merge_profile_summaries): Likewise.
2441 (input_cgraph): Likewise.
2442 * ipa-pure-const.c (generate_summary): Likewise.
2443 (propagate): Likwise.
2444 * ipa-utils.c (ipa_reduced_postorder): Likewise.
2445 (ipa_free_postorder_info): Likewise.
2446 (ipa_reverse_postorder): Likewise.
2447 * ipa-inline.c (ipa_inline): Likewise.
2448 * matrix-reorg.c (find_matrices_decl): Likewise.
2449 (matrix_reorg): Likewise.
2450 * tree-vectorizer.c (increase_alignment): Likewise.
2451 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
2452 (function_and_variable_visibility): Likewise.
2453 (whole_program_function_and_variable_visibility): Likewise.
2454 (ipa_cdtor_merge): Likewise.
2455 * trans-mem.c (ipa_tm_execute): Likewise.
2456 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
2457 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
2458 (ipa_print_all_params): Likewise.
2459 (ipa_update_after_lto_read): Likewise.
2460 * tree-profie.c (tree_profiling): Likewise.
2461 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2462 * passes.c (dump_passes): Likewise.
2463 (do_per_function): Likewise.
2464 (ipa_write_summaries): Likewise.
2465 * varpool.c (dump_varpool): Likewise.
2466 (varpool_node_for_asm): Likewise.
2467 (varpool_assemble_pending_decls): Likewise.
2469 2012-04-16 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/52975
2472 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
2473 condition but always mark it with TRUTH_NOT_EXPR.
2475 2012-04-16 Richard Guenther <rguenther@suse.de>
2477 PR tree-optimization/52975
2478 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
2479 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
2480 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
2481 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
2483 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/sse.md (ssse3_plusminus): New code iterator.
2486 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
2487 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
2488 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
2489 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
2490 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
2491 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
2493 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
2494 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
2495 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
2496 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
2497 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
2498 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
2500 (xop_plus): New code iterator.
2501 (macs): New code attribute.
2503 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
2504 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
2506 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
2507 xop_plus code iterator.
2508 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
2509 xop_plus code iterator.
2510 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
2511 xop_plus code iterator.
2512 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
2513 xop_plus code iterator.
2515 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
2516 any_extend code iterator.
2517 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
2518 any_extend code iterator.
2519 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
2520 any_extend code iterator.
2521 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
2522 any_extend code iterator.
2523 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
2524 any_extend code iterator.
2525 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
2526 any_extend code iterator.
2528 2012-04-14 Tom de Vries <tom@codesourcery.com>
2530 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
2531 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
2532 DELETED_LABEL note, and move it to ...
2533 * cfgrtl.c (delete_insn): ... here. Change return type to void.
2534 (delete_insn_and_edges): Likewise.
2535 (delete_insn_chain): Handle new return type of delete_insn. Delete
2536 chain backwards rather than forwards.
2537 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
2539 * cfglayout.c (fixup_reorder_chain): Delete unused label.
2541 2012-04-14 Jan Hubicka <jh@suse.cz>
2543 * cgraph.h: Update copyrights;
2544 (symtab_node): Turn to union typedef.
2545 (symtab_node_base): New structure.
2546 (symtab_type): Add SYMTAB_SYMBOL tag.
2547 (cgraph_node): Annotate some pinters with nested_ptr.
2548 (varpool_node): Likewise.
2549 (cgraph_local_info): Remove lto_file_data
2550 and externally_visible.
2551 (cgraph_node): Remove decl; same_comdat_group list;
2552 aux; ref_list; order; address_taken; reachable_from_other_parittion,
2553 in_other_partition; resolution.
2554 (varpool_node): Remove decl; same_comdat_group;
2555 ref_list; lto_file_data; aux; order; resolution; externally_visible;
2556 used_from_other_partition; in_other_partition.
2557 (symtab_node_def): New union.
2558 (cgraph, varpool): Update.
2559 (varpool_first_static_initializer, varpool_next_static_initializer,
2560 cgraph_only_called_directly_or_aliased_p,
2561 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
2562 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
2563 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
2565 * cgraph.c: Likewise.
2566 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
2567 * cgraphbuild.c: Likewise.
2568 * lto-symtab.c: Likewise.
2569 * c-gimplify.c: Likewise.
2570 * value-prof.c: Likewise.
2572 * ipa-cp.c: Likewise.
2573 * tree-emutls.c: Likewise.
2574 * ipa-inline-transform.c: Likwise.
2575 * ipa-reference.c: Likewise.
2576 * cgraphunit.c: Likewise.
2577 * ipa-ref.c: Likewise.
2578 * lto-cgraph.c: Likewise.
2579 * ipa-ref-inline.h: Likewise.
2580 * ipa-pure-const.c: Likewise.
2581 * lto-streamer-out.c: Likewise.
2582 * ipa-utils.c: Likewise.
2583 * ipa-inline.c: Likewise.
2584 * matrix-reorg.c: Likewise.
2585 * tree-eh.c: Likewise.
2586 * tree-vectorizer.c: Likewise.
2587 * ipa-split.c: Likewise.
2589 * trans-mem.c: Likewise.
2590 * ipa-inline-analysis.c: Likewise.
2591 * gimplify.c: Likewise.
2592 * cfgexpand.c: Likewise.
2593 * tree-sra.c: Likewise.
2594 * ipa-prop.c: Likewise.
2595 * varasm.c: Likewise.
2596 * tree-nested.c: Likewise.
2597 * tree-inline.c: Likewise.
2598 * tree-profile.c: Likewise.
2599 * tree-ssa-structalias.c: Likewise.
2600 * passes.c: Likewise.
2601 * varpool.c: Likewise.
2603 2012-04-14 Tom de Vries <tom@codesourcery.com>
2605 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
2606 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
2607 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
2609 (gsi_advance_fw_nondebug_nonlocal): New function.
2610 (local_def): Removed function.
2611 (same_succ_hash): Use stmt_local_def.
2612 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
2613 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
2615 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2617 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2618 and __ILP32__ for x32.
2620 2012-04-13 Martin Jambor <mjambor@suse.cz>
2623 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2624 fold_ctor_reference returns a zero constant.
2626 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
2628 * config.gcc: Add i386/gnu-user-common.h before all
2629 i386/gnu-user.h and i386/gnu-user64.h usages.
2631 * config/i386/gnu-user-common.h: New.
2633 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
2634 (CC1_SPEC): Likewise.
2635 (ENDFILE_SPEC): Likewise.
2636 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
2637 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
2638 (TARGET_OS_CPP_BUILTINS): Likewise.
2639 (LIBGCC2_HAS_TF_MODE): Likewise.
2640 (LIBGCC2_TF_CEXT): Likewise.
2641 (TF_SIZE): Likewise.
2642 (TARGET_ASM_FILE_END): Likewise.
2643 (STACK_CHECK_MOVING_SP): Likewise.
2644 (STACK_CHECK_STATIC_BUILTIN): Likewise.
2645 * config/i386/gnu-user64.h: Likewise.
2647 2012-04-13 Martin Jambor <mjambor@suse.cz>
2649 * expr.c (expand_expr_real_1): Pass type, not the expression, to
2650 set_mem_attributes for a memory temporary. Do not call the function
2651 for the memory temporary created for a bitfield.
2653 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2656 * df.h (enum debug_temp_where): New.
2657 (dead_debug_init, dead_debug_finish) Declare.
2658 (dead_debug_add, dead_debug_insert_temp): Declare.
2659 (struct dead_debug_use, struct dead_debug): Moved from...
2660 * df-problems.c: ... here.
2661 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
2663 (df_create_unused_note): Likewise.
2664 (df_set_dead_notes_for_mw): Move comment where it belongs.
2665 (dead_debug_init): Export.
2666 (dead_debug_reset_uses): New, factored out of...
2667 (dead_debug_finish): ...this. Export.
2668 (dead_debug_reset): Remove.
2669 (dead_debug_add): Export.
2670 (dead_debug_insert_before): Rename to...
2671 (dead_debug_insert_temp): ... this. Add where argument. Export.
2672 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
2673 Return insertion count.
2674 (df_note_bb_compute): Adjust.
2675 * dce.c (word_dce_process_block): Adjust dead debug uses.
2676 (dce_process_block): Likewise.
2678 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2680 * df-problems.c (df_note_bb_compute): Do not take note of
2681 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
2683 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2686 * var-tracking.c (expand_depth): New type.
2687 (onepart_aux, expand_loc_callback_data): Change depth type to it.
2688 (loc_exp_dep_alloc): Adjust initializer.
2689 (update_depth): Use new type. Add entryvals.
2690 (vt_expand_var_loc_chain): Take note of expansions with
2691 ENTRY_VALUEs, but don't accept them right away. Run an optional
2692 second pass accepting the minimum ENTRY_VALUE count found in the
2694 (vt_expand_loc_callback, INIT_ELCD): Adjust.
2696 2012-04-13 Tom de Vries <tom@codesourcery.com>
2698 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2699 parameters vuse and vuse_escaped.
2700 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2701 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2704 2012-04-13 Richard Guenther <rguenther@suse.de>
2706 PR tree-optimization/52969
2707 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2708 the condition for the COND_EXPR and handle predicate negation
2709 by swapping the COND_EXPR arms.
2711 2012-04-13 Nick Clifton <nickc@redhat.com>
2713 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
2714 TODO_dump_func flag.
2716 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
2718 PR rtl-optimization/52203
2719 PR rtl-optimization/52715
2721 Revert the 2012-03-07 fix for PR 52203.
2722 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
2723 the insn does not modify DFA right before issuing, adjust
2724 issue_rate accordingly.
2726 2012-04-13 Richard Guenther <rguenther@suse.de>
2729 * c-typeck.c (pointer_diff): Remove bogus assert.
2731 2012-04-13 Richard Guenther <rguenther@suse.de>
2734 * convert.c (convert_to_pointer): Remove special-casing of zero.
2736 2012-04-13 Joey Ye <joey.ye@arm.com>
2738 * config/arm/constraints.md (Pe): New constraint.
2739 * config/arm/arm.md: New split for imm 256-510.
2741 2012-04-13 Terry Guo <terry.guo@arm.com>
2743 * config/arm/arm-cores.def: Added core cortex-m0plus.
2744 * config/arm/arm-tune.md: Regenerated.
2745 * config/arm/arm-tables.opt: Regenerated.
2746 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
2748 2012-04-13 Alan Modra <amodra@gmail.com>
2751 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
2752 tie regs on destination of sets. Delete forward declaration.
2753 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
2754 (rs6000_emit_prologue): Likewise.
2755 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
2757 (is_mem_ref): Use tie_operand to recognise stack ties.
2758 * config/rs6000/predicates.md (tie_operand): New.
2759 * config/rs6000/rs6000.md (restore_stack_block): Generate new
2761 (restore_stack_nonlocal): Likewise.
2762 (stack_tie): Update.
2763 (frame_tie): Delete.
2765 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2767 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
2768 HOST_WIDE_INT_PRINT_DEC in format strings.
2770 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2773 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2774 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2775 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
2776 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
2777 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2778 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
2779 avx2_permvarv8si using VI4F_256 mode iterator.
2780 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2781 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2782 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2783 gen_avx2_permvarv8sf.
2784 (expand_vec_perm_pshufb): Ditto.
2786 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2789 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2790 the list of options to enable the FCFID instruction.
2791 (TARGET_EXTRA_BUILTINS): Adjust comment.
2793 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2795 PR tree-optimization/18589
2796 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
2797 (operand_entry): Add count field.
2798 (add_repeat_to_ops_vec): New function.
2799 (completely_remove_stmt): Likewise.
2800 (remove_def_if_absorbed_call): Likewise.
2801 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
2802 (acceptable_pow_call): New function.
2803 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
2804 entries with repeat counts when found.
2805 (repeat_factor_d): New struct and associated typedefs.
2806 (repeat_factor_vec): New static vector variable.
2807 (compare_repeat_factors): New function.
2808 (get_reassoc_pow_ssa_name): Likewise.
2809 (attempt_builtin_powi): Likewise.
2810 (reassociate_bb): Call attempt_builtin_powi.
2811 (fini_reassoc): Two new calls to statistics_counter_event.
2813 2012-04-12 Richard Guenther <rguenther@suse.de>
2815 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
2816 * cgraph.h (tree_rest_of_compilation): Remove.
2817 * cgraph.c (cgraph_add_new_function): Move ...
2818 * cgraphunit.c (cgraph_add_new_function): ... here.
2819 (tree_rest_of_compilation): Make static.
2820 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
2821 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
2822 gate_all_early_local_passes, execute_all_early_local_passes,
2823 pass_early_local_passes, gate_all_early_optimizations,
2824 pass_all_early_optimizations): Move ...
2825 * passes.c (gate_all_optimizations, pass_all_optimizations,
2826 gate_all_early_local_passes, execute_all_early_local_passes,
2827 pass_early_local_passes, gate_all_early_optimizations,
2828 pass_all_early_optimizations): ... here.
2829 * tree-optimize.c (execute_free_datastructures): Remove.
2830 * tree-flow.h (execute_free_datastructures): Remove.
2831 * tree-optimize.c (execute_init_datastructures,
2832 pass_init_datastructures): Move ...
2833 * tree-ssa.c (execute_init_datastructures,
2834 pass_init_datastructures): ... here.
2835 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
2836 execute_free_datastructures.
2838 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
2840 * dbgcnt.def (ira_move): New counter.
2841 * ira-int.h (ira_create_new_reg): Declare function.
2842 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
2843 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
2844 no longer static. All callers changed.
2845 * ira.c: Include "dbgcnt.h".
2846 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
2847 move_unallocated_pseudos): New static functions.
2848 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
2849 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
2850 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
2851 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
2852 to the pseudos generated in find_moveable_pseudos.
2853 * Makefile.in (ira.o): Add $(DBGCNT_H).
2855 2012-04-12 Richard Guenther <rguenther@suse.de>
2857 PR tree-optimization/52943
2858 * tree-chrec.h (chrec_is_positive): Remove.
2859 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2860 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2861 Return false for a constant zero instead of negative.
2862 (analyze_siv_subscript_cst_affine): Handle zero difference
2863 in the initial condition explicitely.
2865 2012-04-12 Richard Guenther <rguenther@suse.de>
2867 * tree-parloops.c (parallelize_loops): Also consult the upper
2868 bound for the number of iterations.
2869 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2870 (loop_prefetch_arrays): Likewise.
2872 2012-04-12 Richard Guenther <rguenther@suse.de>
2874 * cfgloop.h (estimated_loop_iterations_int): Ditch
2875 'conservative' parameter.
2876 (max_stmt_executions_int): Likewise.
2877 (estimated_loop_iterations): Likewise.
2878 (max_stmt_executions): Likewise.
2879 (max_loop_iterations): Declare.
2880 (max_loop_iterations_int): Likewise.
2881 (estimated_stmt_executions): Likewise.
2882 (estimated_stmt_executions_int): Likewise.
2883 * tree-ssa-loop-niter.c (estimated_loop_iterations):
2885 (max_loop_iterations): ... this.
2886 (estimated_loop_iterations_int): Split parts to ...
2887 (max_loop_iterations_int): ... this.
2888 (max_stmt_executions_int): Split parts to ...
2889 (estimated_stmt_executions_int): ... this.
2890 (max_stmt_executions): Split parts to ...
2891 (estimated_stmt_executions): ... this.
2892 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
2893 * predict.c (predict_loops): Likewise.
2894 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
2895 (analyze_siv_subscript_cst_affine): Likewise.
2896 (compute_overlap_steps_for_affine_1_2): Likewise.
2897 (analyze_subscript_affine_affine): Likewise.
2898 (init_omega_for_ddr_1): Likewise.
2899 * tree-parloops.c (parallelize_loops): Likewise.
2900 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2901 (may_eliminate_iv): Likewise.
2902 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2903 (loop_prefetch_arrays): Likewise.
2904 * tree-vrp.c (adjust_range_with_scev): Likewise.
2906 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
2908 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
2909 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
2911 (dump_table): Use bool type for need_align and have_df variables.
2912 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
2913 (regs_used): Remove register modifier.
2914 (barrier_align): Move variables slot, credit, jump_to_next
2915 into if block above for loop. Use bool type for jump_to_next.
2916 (sh_function_arg): Use NULL_RTX instead of 0.
2918 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
2920 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
2921 (bswapsi2): New expander.
2923 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2925 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
2926 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
2928 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2930 PR rtl-optimization/52876
2931 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
2932 Don't call mark_reg_pointer for incompatible pointer sign extension.
2934 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
2937 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2939 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
2940 comparisons against TYPE_PRECISION.
2941 * tree-ssa-forwprop.c (combine_conversions): Likewise.
2943 2012-04-11 Xinliang David Li <davidxl@google.com>
2945 * tree-passes.h: Remove TODO_dump_func.
2946 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
2947 * trans-mem.c: Remove TODO_dump_func.
2948 * ira.c: Remove TODO_dump_func.
2950 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2952 * config/i386/i386.c (ix86_option_override_internal): Check
2953 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
2954 after TARGET_64BIT is updated.
2956 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2958 * config/sh/sh.h: Remove old secondary reload code.
2960 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2962 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
2963 (ready_reorder): ... this function.
2965 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2967 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
2970 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
2971 insns so that no other insn is queued for a time before them.
2973 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
2976 2012-04-11 Richard Guenther <rguenther@suse.de>
2979 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2980 consider loop nesting.
2981 (evolution_function_is_univariate_p): Properly check the remainder
2984 2012-04-11 Richard Guenther <rguenther@suse.de>
2987 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
2989 2012-04-11 Nick Clifton <nickc@redhat.com>
2991 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
2992 information, if requested.
2994 * config/rx/rx.c (rx_expand_prologue): Likewise.
2996 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
2997 Michael Matz <matz@suse.de>
3000 * rtlanal.c (unsigned_reg_p): New function.
3001 Update copyright notice dates.
3002 * rtl.h (unsigned_reg_p): Prototype it.
3003 Update copyright notice dates.
3004 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
3006 * expr.c (expand_expr_real_1): Set register attributes.
3007 * stmt.c (expand_case): Likewise.
3009 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3012 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
3013 consider_sh2a and allow_zero.
3014 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
3015 (disp_addr_displacement): New function.
3016 (sh_address_cost): Use disp_addr_displacement function instead
3017 of DISP_ADDR_OFFSET.
3018 (sh_legitimate_address_p): Adapt to changed
3019 sh_legitimate_index_p declaration.
3020 (sh_find_mov_disp_adjust): Remove HImode check.
3021 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
3022 disp_addr_displacement and max_mov_insn_displacement.
3023 (max_mov_insn_displacement): Remove HImode check.
3024 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
3025 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
3026 * config/sh/constraints.md (K05, K13): New constraints.
3027 (K12): Correct comment.
3028 (Sdd): Do not use DISP_ADDR_P macro.
3029 (Snd, Sbw): Use satisfies_constraint_Sdd.
3030 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
3031 (*extendhisi2_compact, movhi_i): Remove.
3032 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
3033 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
3034 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
3035 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
3036 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
3037 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
3038 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
3040 Add new peepholes for HImode displacement addressing.
3042 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3044 * config/sh/sh.h (SIDI_OFF): Remove.
3045 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
3046 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
3049 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
3052 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
3053 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
3054 * doc/md.texi (Standard Names): Add bswap.
3055 * builtin-types.def (BT_UINT16): New primitive type.
3056 (BT_FN_UINT16_UINT16): New function type.
3057 * builtins.def (BUILT_IN_BSWAP16): New.
3058 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
3059 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
3060 expand_builtin_bswap.
3061 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
3062 (fold_builtin_1): Likewise.
3063 (is_inexpensive_builtin): Likewise.
3064 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
3065 missing bits for bswap to libcall code.
3066 * tree.c (build_common_tree_nodes): Build uint16_type_node.
3067 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
3068 (uint16_type_node): New define.
3069 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
3070 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
3072 (rs6000_init_builtins): Likewise.
3073 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
3075 2012-04-11 Tristan Gingold <gingold@adacore.com>
3077 * doc/extend.texi (Type Attributes): Move paragraph.
3079 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
3082 * diagnostic.h (show_caret): Declare.
3083 (caret_max_width): Declare.
3084 (diagnostic_show_locus): Declare.
3085 * diagnostic.c (diagnostic_initialize): Initialize to false.
3086 (diagnostic_show_locus): New.
3087 (diagnostic_report_diagnostic): Call it.
3088 (getenv_columns): New.
3090 (diagnostic_set_caret_max_width): New.
3091 * input.c (read_line): New.
3092 (location_get_source_line): New.
3093 * input.h (location_get_source_line): Declare.
3094 * toplev.c (general_init): Initialize show_caret from options.
3095 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
3096 * opts.c (common_handle_option): Likewise.
3097 * pretty-print.h (pp_get_prefix): New.
3098 (pp_base_get_prefix): New.
3099 * common.opt (fdiagnostics-show-caret): New option.
3100 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
3102 2012-04-11 Richard Guenther <rguenther@suse.de>
3104 PR rtl-optimization/52881
3105 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
3107 2012-04-11 Richard Guenther <rguenther@suse.de>
3109 PR tree-optimization/52912
3110 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
3111 manipulation code we are threading through a loop header
3112 to an exit destination.
3114 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3116 * tree.h (warn_if_unused_value): Move declaration from here.
3117 * stmt.c (warn_if_unused_value): Move definition from here.
3119 2010-04-10 Michael Matz <matz@suse.de>
3121 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
3123 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
3124 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
3125 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
3126 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
3127 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3128 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3129 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3130 (vect_record_strided_load_vectors): Rename to
3131 vect_record_grouped_load_vectors.
3132 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
3133 Rename use of above macros.
3134 (vect_verify_datarefs_alignment): Ditto.
3135 (vector_alignment_reachable_p): Ditto.
3136 (vect_peeling_hash_get_lowest_cost): Ditto.
3137 (vect_enhance_data_refs_alignment): Ditto.
3138 (vect_analyze_group_access): Ditto and rename stride to groupsize.
3139 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
3140 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3141 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3142 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3143 (vect_record_strided_load_vectors): Rename to
3144 vect_record_grouped_load_vectors.
3145 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
3146 (destroy_loop_vec_info): Ditto.
3147 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
3148 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
3149 (vect_analyze_slp): Ditto.
3150 (new_bb_vec_info): Ditto.
3151 (destroy_bb_vec_info): Ditto.
3152 (vect_schedule_slp_instance): Ditto and rename strided_store to
3154 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
3155 vect_cost_group_size.
3156 (vect_model_store_cost): Rename use of above macros and call
3157 to vect_cost_strided_group_size.
3158 (vect_model_load_cost): Ditto.
3159 (vectorizable_store): Ditto, rename strided_store to grouped_store
3160 and calls to renamed tree-vectorizer.h functions.
3161 (vectorizable_load): Ditto.
3162 (vect_transform_stmt): Rename use of above macros and strided_store
3165 2012-04-10 Jan Hubicka <jh@suse.cz>
3167 * cgraph.h: Remove misledaing comment on ipa-ref.h.
3168 (symtab_type): New enum.
3169 (symtab_node): New structure.
3170 (cgraph_node, varpool_node): Add symbol base type.
3171 (cgraph, varpool): New accestor functions.
3172 * cgraph.c (cgraph_create_node_1): Set symbol type.
3173 * varpool.c (varpool_node): Set symbol type.
3175 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3176 Richard Sandiford <rdsandiford@googlemail.com>
3178 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
3180 2012-04-10 Richard Guenther <rguenther@suse.de>
3183 * gimple-low.c (gimple_check_call_args): Properly account for
3184 compatible aggregate types.
3186 2012-04-10 Richard Guenther <rguenther@suse.de>
3188 * toplev.h (tree_rest_of_compilation): Remove.
3189 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3190 * cgraph.h (tree_rest_of_compilation): Declare.
3191 * tree-optimize.c (tree_rest_of_compilation): Move ...
3192 * cgraphunit.c (tree_rest_of_compilation): ... here.
3193 * cgraph.c (cgraph_add_new_function): Adjust.
3194 * Makefile.in (tree-optimize.o): Adjust.
3195 (cgraphunit.o): Likewise.
3197 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3199 PR tree-optimization/52870
3200 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3201 presumed pattern statement is within the same loop or basic block.
3203 2012-04-10 Tristan Gingold <gingold@adacore.com>
3205 * gengtype.c (main): Make uintptr_t a known type.
3207 2012-04-10 Richard Guenther <rguenther@suse.de>
3209 * tree-pass.h (tree_lowering_passes): Remove.
3210 * tree-optimize.c (tree_lowering_passes): Remove.
3211 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3212 of tree_lowering_passes, avoid redundant call of early local passes.
3213 * cgraphunit.c (cgraph_lower_function): Fold into ...
3214 (cgraph_analyze_function): ... its single caller. Inline
3215 relevant parts of tree_lowering_passes.
3217 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3220 * config/pa/pa.opt: Remove SIO and GNU_LD.
3222 2012-04-09 Jan Hubicka <jh@suse.cz>
3227 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
3228 boundary, add its target too.
3229 * lto.c (add_references_to_partition): Add also aliased nodes.
3230 (add_cgraph_node_to_partition,
3231 add_varpool_node_to_partition): Work on nodes, not functions/variables;
3232 when adding alias, add also the aliased object.
3234 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
3237 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
3238 VOIDmode immediate operands.
3239 * config/i386/constraints.md (Wz): New constraint.
3240 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
3242 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3245 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3246 the DECL generated for the special GOT helper.
3248 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
3250 * config/sh/constraints.md: Update list of constraints in
3252 (Sr0): Remove unused memory constraint.
3254 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3256 * tree-pretty-print.h: Update comment.
3258 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
3260 * config/sh/sh.md: Use braced string notation where applicable.
3261 (*prefetch_i4, prefetch_m2a): Merge into ...
3262 (*prefetch): ... this new insn.
3264 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3266 * config/sh/sh.h (high_life_started): Remove
3267 * config/sh/predicates.md (general_movdst_operand): Use
3268 'reload_in_progress' instead of 'high_life_started'.
3269 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
3270 divsi_inv_fp): Likewise.
3272 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3274 * config/sh/sh-protos.h (prepare_move_operands): Return void
3276 * config/sh/sh.c (prepare_move_operands): Likewise.
3277 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
3279 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3281 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
3282 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
3283 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
3284 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
3285 commutative_float_operator, noncommutative_float_operator,
3286 sh_handle_pragma): Remove.
3288 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
3290 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
3291 Use @option markup on command-line options. Use @samp markup on
3292 literal keywords to options. Use @code markup on code fragments.
3293 Use other markup in preference to quotation marks in the text.
3294 Add markup to some passages without any.
3296 2012-04-06 Mike Stump <mikestump@comcast.net>
3298 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
3300 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3302 * config/sh/sh.c (hi_const): Remove.
3303 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
3306 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3308 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
3310 * config/sh/sh.c (sh_expand_t_scc): Likewise.
3311 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
3312 calling sh_expand_t_scc.
3314 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3316 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
3317 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
3318 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
3319 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
3320 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
3321 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
3322 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
3323 sh2a_is_function_vector_call): Use bool as return type.
3324 (sh_pass_in_reg_p): Remove.
3325 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
3326 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
3327 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
3328 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
3329 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
3330 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
3331 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
3332 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
3333 sh_loads_bankedreg_p): Use bool as return type.
3334 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
3335 'register' modifier.
3337 2012-04-06 Matt Turner <mattst88@gmail.com>
3339 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3341 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3343 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3344 of the destination isn't also a FP_REGS register.
3346 2012-04-05 Teresa Johnson <tejohnson@google.com>
3347 H.J. Lu <hongjiu.lu@intel.com>
3349 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
3350 * config/i386/i386.md (move immediate to memory peephole2):
3351 Add cases for HImode move when LCP stall avoidance is needed.
3352 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3353 X86_TUNE_LCP_STALL entry.
3355 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
3358 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
3359 CONST_INT operands, zero-extended with AND.
3361 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
3364 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
3365 first argument instead of mode size. Move displacement calculations
3367 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
3368 ... these new functions.
3369 (disp_adjust): Remove max_mov_disp field.
3370 (sh_legitimate_index_p): Use max_mov_insn_displacement and
3371 mov_insn_alignment_mask.
3372 (sh_address_cost): Use max_mov_insn_displacement.
3374 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
3376 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
3377 (arch_enabled): Handle new arch types.
3378 (one_cmpldi2): Add NEON support.
3380 2012-04-05 Richard Guenther <rguenther@suse.de>
3382 * gimple.c (walk_gimple_op): Compute val_only for the LHS
3383 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
3384 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
3385 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
3386 ... here and make static.
3387 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
3390 2012-04-05 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
3393 basic-block before removing it.
3395 2012-04-05 Richard Guenther <rguenther@suse.de>
3397 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
3398 version namespace as we release the freelist.
3400 2012-04-05 Richard Guenther <rguenther@suse.de>
3402 * tree-nrv.c (tree_nrv): Release VDEFs.
3403 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3404 (sra_modify_assign): Likewise.
3405 * tree-vect-stmts.c (vect_remove_stores): Likewise.
3406 * tree-vect-loop.c (vect_transform_loop): Likewise.
3407 * tree-ssa-dom.c (optimize_stmt): Likewise.
3408 * tree-vect-slp.c (vect_schedule_slp): Likewise.
3409 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
3411 2012-04-05 Richard Guenther <rguenther@suse.de>
3413 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
3415 * gimple.h (gsi_remove): Adjust.
3416 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
3417 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
3418 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3419 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
3420 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
3421 * tree-ssa-pre.c (eliminate): Likewise.
3423 2012-04-04 Mike Stump <mikestump@comcast.net>
3425 * doc/rtl.texi (const_double): Document as sign-extending.
3426 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
3427 * emit-rtl.c (immed_double_int_const): Refine to state the
3429 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
3430 CONST_DOUBLE integers.
3431 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
3432 negative values are converted. Fix conversions bigger than
3433 HOST_BITS_PER_WIDE_INT.
3434 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
3435 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
3436 * explow.c (plus_constant_mode): Add.
3437 (plus_constant): Implement with plus_constant_mode.
3438 * rtl.h (plus_constant_mode): Add.
3440 2012-04-04 Richard Guenther <rguenther@suse.de>
3442 PR tree-optimization/52808
3443 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
3444 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
3446 2012-04-04 Tristan Gingold <gingold@adacore.com>
3448 * expr.c (expand_expr_real_2): Handle larger sizetype in
3451 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3453 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
3454 to m2a-single instead of m2e.
3456 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3458 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3459 Change type of BITOFFSET to signed. Make sure the lower bound of
3460 the computed range is non-negative by adjusting OFFSET and BITPOS.
3461 (expand_assignment): Adjust call to get_bit_range.
3463 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
3465 * h8300/h8300.c (h8300_current_function_monitor_function_p):
3466 New function. Added to check monitor functions.
3467 (h8300_option_override): Modified to generate error/warning
3468 messages for invalid combinations of different command line
3470 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
3471 save EXR on stack for monitor function in case of H8S target
3472 when "-mno-exr" is passed.
3473 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
3475 * doc/invoke.texi: Document H8S options.
3477 2012-04-03 Tristan Gingold <gingold@adacore.com>
3479 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
3480 of gcc_AC_FUNC_MMAP_BLACKLIST.
3481 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
3482 * Makefile.in (aclocal_deps): Add mmap.m4.
3483 * configure: Regenerate.
3484 * aclocal.m4: Regenerate.
3486 2012-04-03 Richard Guenther <rguenther@suse.de>
3488 PR tree-optimization/52808
3489 * tracer.c (tail_duplicate): Return whether we have duplicated
3491 (tracer): If we have duplicated any block, cleanup the CFG.
3492 * cfghooks.c (duplicate_block): If we duplicated a loop
3493 header but not its loop, destroy the loop because it now has
3495 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
3496 the cfg manipulation routines we are not creating a multiple
3499 2012-04-03 Tristan Gingold <gingold@adacore.com>
3501 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
3503 (vms_c_common_override_options): Allow parameterless variadic
3506 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3508 PR tree-optimization/52835
3509 * tree-data-ref.c (build_rdg): Return NULL if
3510 compute_data_dependences_for_loop failed.
3512 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3514 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
3515 for REAL_CST as well.
3516 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
3517 In the bitfield case, if the value is a REAL_CST, convert it first to
3520 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
3522 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
3523 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
3524 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
3526 * config/i386/biarchx32.h: New.
3528 2012-04-02 Anatoly Sokolov <aesok@post.ru>
3530 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
3531 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3532 (arm_preferred_reload_class): New function.
3534 2012-04-02 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/52756
3537 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
3538 (thread_through_loop_header): After threading through the loop latch
3539 remove the split part from the loop and clear further threading
3540 opportunities that would create a multiple entry loop.
3542 2012-04-02 Richard Guenther <rguenther@suse.de>
3544 PR rtl-optimization/52800
3545 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
3546 CLEANUP_CFG_CHANGED.
3548 2012-04-02 Richard Guenther <rguenther@suse.de>
3551 * loop-init.c (gate_handle_loop2): Destroy loops here if
3552 we don't enter RTL loop optimizers.
3554 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
3557 2012-03-29 Richard Guenther <rguenther@suse.de>
3559 * rtl.h (extended_count): Remove.
3560 * combine.c (extended_count): Remove.
3562 2012-04-02 Dodji Seketeli <dodji@redhat.com>
3565 * pt.c (more_specialized_fn): Don't apply decay conversion to
3566 types of function parameters.
3568 2012-04-02 Tristan Gingold <gingold@adacore.com>
3570 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
3571 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
3572 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
3573 (ggc_pch_this_base): Use uintptr_t instead of size_t.
3575 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
3578 * config/i386/i386.c (ix86_option_override_internal): Don't
3579 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
3581 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3583 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3584 (stmt_can_make_abnormal_goto): Use it.
3585 (is_ctrl_altering_stmt): Likewise.
3587 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
3588 Kaz Kojima <kkojima@gcc.gnu.org>
3590 * config/sh/sh.c (push_regs): Skip banked registers when
3591 resbank attribute is specified.
3592 (sh_expand_epilogue): Likewise.
3594 2012-03-30 Richard Henderson <rth@redhat.com>
3597 * combine-stack-adj.c (prev_active_insn_bb): New.
3598 (next_active_insn_bb): New.
3599 (force_move_args_size_note): New.
3600 (combine_stack_adjustments_for_block): Use it.
3602 2012-03-30 Richard Henderson <rth@redhat.com>
3604 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
3605 (ix86_expand_vector_init_duplicate): Initialize it.
3606 (expand_vec_perm_palignr): Likewise.
3607 (ix86_expand_vec_perm_const): Likewise.
3608 (ix86_vectorize_vec_perm_const_ok): Likewise.
3609 (expand_vec_perm_blend): Use it.
3610 (expand_vec_perm_vpermil): Likewise.
3611 (expand_vec_perm_pshufb): Likewise.
3612 (expand_vec_perm_1): Likewise.
3613 (expand_vec_perm_pshuflw_pshufhw): Likewise.
3614 (expand_vec_perm_interleave2): Likewise.
3615 (expand_vec_perm_vpermq_perm_1): Likewise.
3616 (expand_vec_perm_vperm2f128): Likewise.
3617 (expand_vec_perm_interleave3): Likewise.
3618 (expand_vec_perm_vperm2f128_vblend): Likewise.
3619 (expand_vec_perm_vpshufb2_vpermq): Likewise.
3620 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
3621 (expand_vec_perm_broadcast): Likewise.
3622 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
3624 2012-03-30 Richard Henderson <rth@redhat.com>
3626 * dwarf2out.c (gen_variable_die): Initialize off.
3628 2012-03-30 Tristan Gingold <gingold@adacore.com>
3630 * config/vms/vms-f.c: New file.
3631 * config/vms/t-vms (vms-f.o): New rule.
3632 * config.gcc (*-*-*vms*): Define fortran_target_objs.
3634 2012-03-30 Richard Guenther <rguenther@suse.de>
3636 PR tree-optimization/52754
3637 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3638 propagate arbitrary addresses into really plain dereferences.
3640 2012-03-30 Richard Guenther <rguenther@suse.de>
3643 * except.c (emit_to_new_bb_before): Move loop updating ...
3644 (dw2_build_landing_pads): ... here. Use a proper block for
3645 querying the loop father.
3647 2012-03-30 Tristan Gingold <gingold@adacore.com>
3649 * config/ia64/ia64.c (ia64_section_type_flags): Remove
3650 common_object attribute handling.
3651 (SECTION_VMS_OVERLAY): Remove
3652 (ia64_vms_common_object_attribute): Replace abort with an assert.
3653 Do not set DECL_SECTION_NAME.
3654 (ia64_vms_output_aligned_decl_common): Handle common_object
3656 (ia64_vms_elf_asm_named_section): Remove.
3657 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
3659 2012-03-30 Richard Guenther <rguenther@suse.de>
3662 * double-int.c (rshift_double): Remove not needed cast.
3664 2012-03-30 Richard Guenther <rguenther@suse.de>
3666 * tree-affine.h (print_aff): Remove.
3667 * tree-affine.c (print_aff): Make static.
3668 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
3669 (get_references_in_stmt): Likewise.
3670 (print_direction_vector): Likewise.
3671 (print_dir_vectors): Likewise.
3672 (print_dist_vectors): Likewise.
3673 (dump_subscript): Likewise.
3674 (dump_ddrs): Likewise.
3675 (dump_dist_dir_vectors): Likewise.
3676 (dump_data_references): Likewise.
3677 (dump_data_dependence_relation): Likewise.
3678 (dump_data_dependence_direction): Likewise.
3679 (dump_rdg_vertex): Likewise.
3680 (dump_rdg_component): Likewise.
3681 (debug_ddrs): Declare.
3682 (struct data_ref_loc_d): Move ...
3683 * tree-data-ref.c (struct data_ref_loc_d): ... here.
3684 (get_references_in_stmt): Make static.
3685 (dump_data_references): Likewise.
3686 (dump_subscript): Likewise.
3687 (print_direction_vector): Likewise.
3688 (print_dir_vectors): Likewise.
3689 (print_dist_vectors): Likewise.
3690 (dump_data_dependence_relation): Likewise.
3691 (dump_dist_dir_vectors): Likewise.
3692 (dump_ddrs): Likewise.
3693 (dump_rdg_vertex): Likewise.
3694 (dump_rdg_component): Likewise.
3695 (debug_ddrs): New function.
3696 (access_matrix_get_index_for_parameter): Remove.
3698 2012-03-30 Tristan Gingold <gingold@adacore.com>
3700 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
3701 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
3702 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
3703 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
3704 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
3705 (vms_patch_builtins): Handle new flags
3706 * config/vms/vms-crtlmap.map: Completed using nm on
3707 c and math system libraries.
3708 * config/vms/make-crtlmap.awk: Handle any number of flags.
3710 2012-03-30 Martin Jambor <mjambor@suse.cz>
3712 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3713 is a builtin_stack_save in a dominating BB.
3715 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3717 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3718 crossing 128bit lane boundary.
3720 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3722 * ira-color.c (setup_left_conflict_sizes_p): Process all
3723 conflicting objects.
3725 2012-03-29 Jakub Jelinek <jakub@redhat.com>
3727 PR tree-optimization/52760
3728 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
3729 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
3731 2012-03-29 Richard Guenther <rguenther@suse.de>
3733 * cgraph.h (cgraph_materialize_all_clones): Remove.
3734 (reset_inline_failed): Likewise.
3735 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
3736 * cgraphbuild.c (reset_inline_failed): Remove.
3737 * rtl.h (cse_main): Remove.
3738 (extended_count): Likewise.
3739 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
3740 (cse_main): Make static.
3741 * combine.c (extended_count): Remove.
3742 (dump_combine_stats): Mark as DEBUG_FUNCTION.
3743 * basic-block.h (reorder_basic_blocks): Remove.
3744 * bb-reorder.c (reorder_basic_blocks): Make static.
3745 * Makefile.in (dse.o): Remove dse.h dependency.
3747 * dse.c (gate_dse): Remove.
3748 (clear_alias_mode_eq): Likewise.
3749 (clear_alias_mode_hash): Likewise.
3750 (dse_record_singleton_alias_set): Likewise.
3751 (dse_invalidate_singleton_alias_set): Likewise.
3753 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
3755 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
3756 crtbegin_so%O%s for -shared.
3757 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
3759 2012-03-29 Richard Guenther <rguenther@suse.de>
3761 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
3762 (add_to_value): Remove.
3763 (print_value_expressions): Likewise.
3764 * tree-ssa-pre.c (add_to_value): Make static.
3765 (print_value_expressions): Likewise.
3766 * gimple.h (gimple_adjust_this_by_delta): Remove.
3767 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
3769 2012-03-29 Richard Guenther <rguenther@suse.de>
3772 * double-int.h (rshift_double): Remove.
3773 * double-int.c (lshift_double): Use absu_hwi to make count positive.
3774 (rshift_double): Make static, take unsigned count argument,
3775 remove handling of negative count argument.
3776 (double_int_rshift): Dispatch to lshift_double.
3778 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
3780 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
3783 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
3784 (SPEC_X32): Likewise.
3785 (MULTILIB_DEFAULTS): Likewise.
3787 * config/i386/i386.c (isa_opts): Remove -m64.
3788 (ix86_target_string): Properly handle -m32/-m64/-mx32.
3789 (ix86_option_override_internal): Properly
3790 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
3791 handle -m32, -m64 and -mx32.
3793 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
3794 with OPTION_ABI_X32. Moved after TARGET_LP64.
3795 (TARGET_LP64): Changed to OPTION_ABI_64.
3797 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
3798 (mx32): Replace ISA_X32 with ABI_X32.
3800 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
3802 * tree.c (tree_size) <VECTOR_CST>: New case.
3804 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
3806 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
3807 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
3809 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3812 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3813 __builtin_va_start to __builtin_next_arg if the latter is
3814 builtin_decl_explicit_p rather than when it is not.
3817 * tree-vect-generic.c (vector_element): Perform multiplication
3818 for pos in bitsizetype type instead of idx type.
3820 2012-03-28 Richard Guenther <rguenther@suse.de>
3822 * loop-init.c (loop_optimizer_init): If loops are preserved
3823 perform incremental initialization of required loop features.
3824 (loop_optimizer_finalize): If loops are to be preserved only
3825 clean up optional loop features.
3826 (rtl_loop_done): Forcefully free loops here.
3827 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
3828 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
3830 (construct_init_block): Likewise.
3831 (construct_exit_block): Likewise.
3832 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
3833 the CFG after expanding.
3834 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
3835 If we needed to calculate them, free them afterwards.
3836 * tree-pass.h (PROP_loops): New define.
3837 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
3838 * basic-block.h (CLEANUP_CFG_CHANGED): New.
3839 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
3840 (cleanup_cfg): If we did something and have loops around, fix them up.
3841 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
3842 with CLEANUP_CFG_CHANGED.
3843 * cfghooks.c (merge_blocks): If we merge a loop header into
3844 its predecessor, update the loop structure.
3845 (duplicate_block): If we copy a loop latch, adjust loop state
3846 to note we may have multiple latches.
3847 (delete_basic_block): Mark loops for fixup if we remove a loop.
3848 * cfganal.c (forwarder_block_p): Protect loop latches, headers
3850 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
3851 (cfg_layout_can_merge_blocks_p): Likewise.
3852 * cprop.c (bypass_block): If we create a loop with multiple
3853 entries, mark it for removal.
3854 * except.c (emit_to_new_bb_before): Add the new basic-block
3856 * tree-eh.c (lower_resx): Likewise.
3857 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
3858 (expand_omp_taskreg): Likewise.
3859 * tree-inline.c (initialize_cfun): Likewise.
3860 * tree-mudflap.c (add_bb_to_loop): Prototype.
3861 (mf_build_check_statement_for): Properly add new basic-blocks
3863 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
3864 if we remove a loop.
3865 (thread_through_loop_header): Likewise.
3866 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
3867 new basic-blocks to existing loops.
3868 (expand_transaction): Likewise.
3869 * Makefile.in (except.o): Add $(CFGLOOP_H).
3871 (cgraph.o): Likewise.
3872 (cprop.o): Likewise.
3873 (cfgexpand.o): Likewise.
3874 (cfganal.o): Likewise.
3875 (trans-mem.o): Likewise.
3876 (tree-eh.o): Likewise.
3878 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3881 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3882 (avr_builtin_decl): New static function.
3883 (struct avr_builtin_description, avr_bdesc): Move up.
3884 Add GTY marker. Add field fndecl. Remove redundant field id.
3885 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3886 (avr_expand_builtin): Code cleanup because .id is removed.
3888 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3891 * config.gcc (tm_file): Remove avr/multilib.h.
3893 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
3895 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3896 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3897 * config/avr/t-avr: Remove generation of multilib.h.
3898 * config/avr/t-multilib: Regenerate.
3899 * config/avr/multilib.h: Remove.
3900 * config/avr/avr.opt (-msp8): New option.
3901 (avr_sp8): New variable.
3902 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3903 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3904 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3905 (avr_device_to_sp8): New prototype.
3906 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3907 (DRIVER_SELF_SPECS): New define.
3908 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3909 __AVR_SP8__, __AVR_HAVE_SPH__.
3910 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3911 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3912 (avr_file_start): Ditto.
3914 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3917 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3918 instead of 8 in adjust_address.
3920 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3923 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3926 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
3929 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
3930 Rearrange conditional logic. Move displacement address calculations
3932 (sh_find_mov_disp_adjust): ... this new function.
3934 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3936 * config/arm/arm.opt (mapcs): Remove MaskExists.
3937 * config/cris/linux.opt (mno-gotplt): Likewise.
3938 * config/i386/i386.opt (mhard-float): Likewise.
3940 (mno-sse4): Likewise.
3941 * config/m68k/m68k.opt (mhard-float): Likewise.
3942 * config/mep/mep.op (mcop32): Likewise.
3943 * config/pa/pa-hpux.opt (msio): Likewise.
3944 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
3945 * config/picochip/picochip.opt (mlittle): Likewise.
3946 * config/sh/sh.opt (mrenesas): Likewise.
3947 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
3948 * config/sparc/sparc.opt (mhard-float): Likewise.
3949 * config/v850/v850.opt (mv850es): Likewise.
3950 * config/vax/vax.opt (mg-float): Likewise.
3952 2012-03-27 Martin Jambor <mjambor@suse.cz>
3955 * tree-sra.c (sra_modify_assign): Do not call
3956 load_assign_lhs_subreplacements when working with an unscalarizable
3959 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3962 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3964 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3965 * config/i386/i386.c: Include reload.h.
3966 (ix86_legitimize_reload_address): New function.
3968 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3970 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
3971 hasn't been allocated. Define a target macro for Mask and
3972 InverseMask if it hasn't been defined. Remove MaskExists handling.
3974 * doc/options.texi: Remove MaskExists.
3976 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3979 * config/sh/sh.c (find_barrier): Add equality check of last_got
3980 to avoid going above orig insn. Update comments.
3982 2012-03-27 Richard Guenther <rguenther@suse.de>
3985 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3988 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3990 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3991 of a unit before computing the offset in units.
3992 * expr.c (get_bit_range): Return the null range if the enclosing record
3993 is part of a larger bit field.
3995 2012-03-27 Tristan Gingold <gingold@adacore.com>
3997 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
3998 * config/ia64/ia64.md: Remove mode in template.
3999 Sign extend operand in expand_simple_binop.
4000 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
4001 CASE_VECTOR_MODE instead of TARGET_ILP32.
4002 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
4004 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4006 * varasm.c (assemble_external): #if 0 out the new assert from the
4007 previous commit, it breaks the Java and Go front ends.
4009 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4011 * toplev.c (check_global_declaration_1): Do not call assemble_external.
4012 * expr.c (emit_block_move_libcall_fn): Likewise.
4013 (clear_storage_libcall_fn): Likewise.
4014 (expand_expr_addr_expr_1): Likewise.
4015 (expand_expr_real_1): Likewise.
4016 * calls.c (rtx_for_function_call): Likewise.
4018 * varasm.c (assemble_external): Assert this function is only called
4019 during or after expanding to RTL.
4021 2012-03-26 Martin Jambor <mjambor@suse.cz>
4023 PR tree-optimization/50052
4024 * tree-sra.c (tree_non_aligned_mem_p): Removed.
4025 (tree_non_aligned_mem_for_access_p): Likewise.
4026 (build_accesses_from_assign): Removed strict alignment requirements
4028 (access_precludes_ipa_sra_p): Likewise.
4030 2012-03-26 Richard Guenther <rguenther@suse.de>
4032 PR tree-optimization/52701
4033 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4034 compute and set the evolution part of PHI nodes.
4036 2012-03-26 Richard Guenther <rguenther@suse.de>
4038 PR tree-optimization/52721
4039 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
4041 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4043 PR tree-optimization/52686
4044 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4047 2012-03-26 Tristan Gingold <gingold@adacore.com>
4049 * config/alpha/vms.h (LINK_SPEC): Simplify.
4050 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
4051 (NAME__MAIN, SYMBOL__MAIN): Remove.
4052 (VMS_DEBUG_MAIN_POINTER): Remove.
4053 * config/ia64/vms.h: Likewise.
4054 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
4055 code to vms.c. Call vms_start_function.
4056 * config/ia64/ia64.c (ia64_start_function): Likewise.
4057 * config/vms/vms-protos.h (vms_start_function): Declare.
4058 * config/vms/vms.c (vms_start_function): New function.
4059 * config/vms/vms.h (MATH_LIBRARY): Define.
4060 (VMS_DEBUG_MAIN_POINTER): Define.
4062 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
4064 PR rtl-optimization/52629
4065 * reload1.c (count_pseudo): Short-circuit common case.
4066 (count_spilled_pseudo): Return early for pseudos without hard regs.
4067 Assert that the pseudo has got a hard reg before manipulating it.
4069 2012-03-24 Jan Hubicka <jh@suse.cz>
4072 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
4073 (decide_is_variable_needed): Do not handle toplevel reorder here.
4074 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
4075 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
4078 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4080 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
4081 and str_bitsize instead of more convoluted expressions.
4083 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4086 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4088 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4091 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
4093 2012-03-23 Martin Jambor <mjambor@suse.cz>
4095 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
4097 2012-03-23 Richard Guenther <rguenther@suse.de>
4099 PR tree-optimization/52678
4100 * tree-vectorizer.h (struct _stmt_vec_info): Add
4101 loop_phi_evolution_part member.
4102 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4103 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4104 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4105 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4106 Use the cached evolution part and the PHI nodes value from
4107 the loop preheader edge instead of re-analyzing the evolution.
4109 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4111 * config/mips/mips-tables.opt: Update.
4112 * config/mips/mips.md (processor): Add xlp.
4113 * config/mips/mips-cpus.def: Add xlp.
4114 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
4116 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
4117 * doc/invoke.texi: Mention XLP.
4119 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4122 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4123 on any new_local_var_chain vars declared during recursing on
4124 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4126 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4128 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
4129 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
4130 (ASM_OUTPUT_LOCAL): Ditto.
4131 (ASM_OUTPUT_COMMON): Remove.
4132 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
4133 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
4135 2012-03-22 Jan Hubicka <jh@suse.cz>
4138 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
4140 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
4141 * ipa-inline-transform.c (save_inline_function_body): Remove
4142 copied clone if needed.
4143 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
4145 2012-03-22 Richard Guenther <rguenther@suse.de>
4148 * fold-const.c (fold_ternary_loc): Fix typo.
4150 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4153 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4154 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4155 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4156 (delay_cycles_1, delay_cycles_2): Ditto.
4157 (delay_cycles_3, delay_cycles_4): Ditto.
4158 (nopv, *nopv): Ditto.
4159 (sleep, *sleep): Ditto.
4162 2012-03-22 Richard Guenther <rguenther@suse.de>
4164 PR tree-optimization/52548
4165 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
4166 because of clobbers.
4167 (prune_clobbered_mems): New function.
4168 (compute_antic_aux): Use it to prune ANTIC_OUT.
4169 (compute_partial_antic_aux): Use it to prune PA_IN.
4170 (compute_avail): Only insert expressions into EXP_GEN that are not
4171 invalidated when translated up to the beginning of the block.
4173 2012-03-22 Richard Guenther <rguenther@suse.de>
4175 PR tree-optimization/52638
4176 * tree-vect-stmts.c (vect_init_vector_1): New function, split
4178 (vect_init_vector): ... here. Handle scalar vector inits.
4179 (vect_get_vec_def_for_operand): Adjust.
4180 (vectorizable_load): Likewise.
4182 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4184 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4185 (alpha*-*-freebsd*): Ditto.
4186 (alpha*-*-netbsd*): Ditto.
4187 (alpha*-*-openbsd*): Ditto.
4188 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4189 (DWARF2_DEBUGGING_INFO): Remove.
4190 (PREFERRED_DEBUGGING_TYPE): Remove.
4191 (ASM_FINAL_SPEC): Remove.
4192 (IDENT_ASM_OP): Remove.
4193 (ASM_OUTPUT_IDENT): Remove.
4194 (SKIP_ASM_OP): Remove.
4195 (ASM_OUTPUT_SKIP): Remove.
4196 (ALIGN_ASM_OP): Remove.
4197 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4198 (ASM_OUTPUT_CASE_LABEL): Remove.
4199 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4200 (COMMON_ASM_OP): Remove.
4201 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4202 (ASCII_DATA_ASM_OP): Remove.
4203 (READONLY_DATA_SECTION_ASM_OP): Remove.
4204 (INIT_SECTION_ASM_OP): Remove.
4205 (FINI_SECTION_ASM_OP): Remove.
4206 (ASM_SECTION_START_OP): Remove.
4207 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4208 (TARGET_ASM_NAMED_SECTION): Remove.
4209 (TARGET_ASM_SELECT_SECTION): Remove.
4210 (MAKE_DECL_ONE_ONLY): Remove.
4211 (TYPE_ASM_OP): Remove.
4212 (SIZE_ASM_OP): Remove.
4213 (ASM_WEAKEN_LABEL): Remove.
4214 (TYPE_OPERAND_FMT): Remove.
4215 (ASM_DECLARE_RESULT): Remove.
4216 (ASM_DECLARE_OBJECT_NAME): Remove.
4217 (ASM_FINISH_DECLARE_OBJECT): Remove.
4218 (ELF_ASCII_ESCAPES): Remove.
4219 (ELF_STRING_LIMIT): Remove.
4220 (STRING_ASM_OP): Remove.
4221 (ASM_OUTPUT_EXTERNAL): Remove.
4222 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
4223 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
4225 (ASM_DECLARE_FUNCTION_NAME): Ditto.
4226 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
4227 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
4228 (ASM_OUTPUT_SKIP): Ditto.
4229 (READONLY_DATA_SECTION_ASM_OP): Remove.
4230 (USER_LABEL_PREFIX): Remove.
4231 (ASM_OUTPUT_ASCII): Remove.
4232 (ASM_OUTPUT_CASE_LABEL): Remove.
4233 (NO_DOLLAR_IN_LABEL): Undefine.
4235 2012-03-22 Richard Guenther <rguenther@suse.de>
4237 PR tree-optimization/52459
4238 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
4239 PHI insertion for calls.
4241 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
4243 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
4244 find_sets_in_insn, canonicalize_insn): Split out from ...
4245 (cse_insn): ... here.
4246 (invalidate_from_clobbers): Take an insn instead of the pattern.
4248 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4251 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
4252 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
4253 * config/sh/sh.md (sindf2, cosdf2): Remove.
4255 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4258 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4259 prologue for unwinder and profiler.
4261 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4263 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4264 Introduce emul_name to select the right linker emulation for
4265 powerpc64-*-freebsd*.
4266 * configure: Regenerate.
4267 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4268 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4269 * config/rs6000/freebsd64.h: New file.
4270 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4272 (rs6000_savres_strategy): Likewise.
4273 (rs6000_savres_routine_name): Likewise.
4274 (rs6000_elf_file_end): Likewise.
4275 * config/rs6000/t-freebsd64: New file.
4276 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4277 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4279 * config/rs6000/freebsd64.h: Remove duplicated entries from last
4281 * config/rs6000/t-freebsd64: Likewise.
4283 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
4285 PR rtl-optimization/52543
4287 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4288 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4289 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4290 (avr_load_libgcc_p): Restrict to __flash loads.
4291 (avr_out_lpm): Only handle 1-byte loads from __flash.
4292 (avr_load_lpm): New function.
4293 (avr_find_unused_d_reg): Remove.
4294 (avr_out_lpm_no_lpmx): Remove.
4295 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4296 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4297 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4298 (load_<mode>, load_<mode>_clobber): New insns.
4299 (mov<mode>): For multi-byte move from non-generic
4300 16-bit address spaces: Expand to load_<mode> resp.
4301 load_<mode>_clobber.
4302 (load<mode>_libgcc): Remove expander.
4303 (split-lpmx): Remove split.
4305 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
4307 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
4308 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
4309 All callers changed.
4310 (Fixed_core_reg): New feature.
4311 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
4313 * neon-testgen.ml: Handle Fixed_core_reg.
4315 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
4317 * config/arm/arm.c (thumb2_reorg): Add complete support
4318 for 16-bit instructions.
4319 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
4321 2012-03-21 Richard Guenther <rguenther@suse.de>
4323 PR tree-optimizer/52636
4324 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
4325 to the appropriate type.
4327 2012-03-21 Richard Guenther <rguenther@suse.de>
4329 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
4331 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
4332 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4333 * passes.c (init_optimization_passes): Remove pass_init_function,
4334 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4335 * tree-pass.h (pass_init_function): Remove.
4336 (pass_jump): Remove.
4337 (pass_initial_value_sets): Remove.
4338 (pass_unshare_all_rtl): Remove.
4339 * integrate.c (pass_initial_value_sets): Remove.
4340 * emit-rtl.c (pass_unshare_all_rtl): Remove.
4341 * tree.h (init_function_for_compilation): Remove.
4342 * function.c (init_function_for_compilation): Remove.
4343 (pass_init_function): Remove.
4344 * cfgcleanup.c (rest_of_handle_jump): Remove.
4345 (pass_jump): Remove.
4347 2012-03-20 Jason Merrill <jason@redhat.com>
4349 * tree-streamer-in.c (streamer_alloc_tree): Call
4350 ggc_alloc_zone_cleared_tree_node instead of
4351 ggc_alloc_zone_cleared_tree_node_stat.
4353 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
4355 * doc/extend.texi (Template Instantiation): Remove anachronisms.
4357 2012-03-20 Jakub Jelinek <jakub@redhat.com>
4360 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
4361 (ix86_expand_vec_perm_const_1): Call it.
4363 * config/i386/i386.c (vselect_insn): New variable.
4364 (init_vselect_insn): New function.
4365 (expand_vselect, expand_vselect_insn): Add testing_p argument.
4366 Call init_vselect_insn if vselect_insn is NULL. Adjust
4367 PATTERN (vselect_insn), instead of creating a new insn each time,
4368 only emit a copy of it if not testing and recog has been successful.
4369 (expand_vec_perm_pshufb, expand_vec_perm_1,
4370 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
4374 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
4375 ("enabled" attribute): Handle avx2 and noavx2 isas.
4376 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
4378 (vec_dup<mode>): Add avx2 =x,x alternative.
4379 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
4380 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
4381 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
4382 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
4384 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
4385 if possible, handle also V8SFmode.
4387 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
4389 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
4390 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
4391 reg_or_zero_operand predicate.
4392 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
4394 2012-03-20 Jakub Jelinek <jakub@redhat.com>
4396 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
4397 If operand isn't UNSPEC, return 0.
4399 2012-03-20 Richard Guenther <rguenther@suse.de>
4401 * tree-pass.h (pass_rtl_eh): Remove.
4402 * except.c (gate_handle_eh): Likewise.
4403 (rest_of_handle_eh): Likewise.
4404 (pass_rtl_eh): Likewise.
4405 (finish_eh_generation): Export.
4406 * except.h (finish_eh_generation): Declare.
4407 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
4408 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
4409 after expanding stack alignment. Instead of compacting blocks
4412 2012-03-20 Richard Guenther <rguenther@suse.de>
4414 * stor-layout.c (finish_bitfield_representative): Fallback
4415 to conservative maximum size if the padding up to the next
4416 field cannot be computed as a constant.
4417 (finish_bitfield_layout): If we cannot compute the distance
4418 between the start of the bitfield representative and the
4419 bitfield member start a new representative.
4420 * expr.c (get_bit_range): The distance between the start of
4421 the bitfield representative and the bitfield member is zero
4422 if the field offsets are not constants.
4424 2012-03-20 Tristan Gingold <gingold@adacore.com>
4426 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
4427 convert in lowercase.
4428 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
4429 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
4430 * stor-layout.c (sizetype_tab): Adjust.
4431 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
4432 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
4433 instead of type_kind_last.
4434 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
4435 instead of size_int_kind.
4436 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
4437 * doc/tm.texi: Regenerate.
4438 * defaults.h (SIZETYPE): Provide a default value.
4439 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
4442 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
4444 * config/sh/sh.md: Use braced string notation where applicable.
4446 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/i386.md (allocate_stack): Simplify.
4450 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4452 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
4453 copy_to_mode_reg (Pmode, ...).
4454 (expand_builtin_frame_address): Ditto.
4455 * expr.c (emit_block_move_via_libcall): Ditto.
4456 (set_storage_via_libcall): Ditto.
4458 * config/i386/i386.c (ix86_expand_movmem): Ditto.
4459 (ix86_expand_setmem): Ditto.
4460 (ix86_trampoline_init): DItto.
4461 * config/i386/i386.md (cmpstrnsi): Ditto.
4463 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
4465 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
4466 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
4467 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
4468 (SH Options): Likewise.
4470 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4472 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
4473 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
4474 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
4475 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
4476 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
4479 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4482 * config/i386/i386.c (ix86_decompose_address): Use
4483 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4484 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4485 thread pointer to a register.
4488 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4490 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4491 if Pmode != word_mode.
4492 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4493 Pmode == SImode for TARGET_X32.
4495 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4496 (tls_initial_exec_x32): Likewise.
4498 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
4501 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
4502 DISP_ADDR_OFFSET): New macros.
4503 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
4504 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
4505 (sh_legitimize_address): Add QImode displacement handling.
4506 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
4508 (sh_secondary_reload): Add QImode displacement handling.
4509 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
4510 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
4511 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
4512 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
4513 to register operands only.
4514 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
4515 (extendqihi2): Change insn to expander.
4516 (*extendqihi2_compact_reg): New insn.
4517 (movqi_i, movqi): Replace with ...
4518 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
4519 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
4520 Add new peepholes for QImode displacement addressing.
4522 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
4525 * doc/invoke.texi: Document -Wuseless-cast.
4527 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
4529 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
4530 * tree.h (handled_component_p): Reorder cases.
4531 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
4532 not initialize unsignedp.
4533 (loc_list_from_tree): Likewise.
4534 (fortran_common): Likewise.
4535 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4537 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4539 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
4540 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
4541 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
4542 (ix86_split_long_move): Ditto.
4543 (legitimize_tls_address): Use ix86_gen_sub3.
4544 (construct_plt_address): Assert that Pmode == DImode.
4546 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
4548 * config/i386/i386.md: Remove empty predicates and/or constraints.
4549 * config/i386/sync.md: Ditto.
4550 * config/i386/sse.md: Ditto.
4551 * config/i386/mmx.md: Ditto.
4552 * config/i386/pentium.md: Ditto.
4553 * config/i386/athlon.md: Ditto.
4555 2012-03-16 Richard Guenther <rguenther@suse.de>
4557 PR tree-optimization/52603
4558 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
4562 2012-03-14 Richard Guenther <rguenther@suse.de>
4564 PR tree-optimization/52571
4565 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4566 flag_section_anchors check ...
4567 (vect_can_force_dr_alignment_p): ... here.
4569 2012-03-16 Martin Jambor <mjambor@suse.cz>
4571 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
4572 memory through MEM_REFs by calling extract_bit_field.
4574 2012-03-16 Richard Guenther <rguenther@suse.de>
4576 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
4577 and REFERENCE_TYPE interpretations.
4578 (can_native_interpret_type_p): New function.
4579 (fold_ternary_loc): Use native encode/interpret to fold
4580 BIT_FIELD_REFs of constants.
4582 2012-03-16 Richard Guenther <rguenther@suse.de>
4585 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
4586 of vector constants and constructors.
4588 2012-03-16 Richard Guenther <rguenther@suse.de>
4590 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4591 VIEW_CONVERT_EXPR to convert constants.
4592 (vect_is_simple_use): Treat all constants as vec_constant_def.
4594 2012-03-16 Richard Guenther <rguenther@suse.de>
4595 Kai Tietz <ktietz@redhat.com>
4598 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
4599 side-effects completely in the pre-queue and use a temporary
4602 2012-03-16 Richard Guenther <rguenther@suse.de>
4604 * stor-layout.c (finish_bitfield_representative): Fall back
4605 to the conservative maximum size if we cannot compute the
4606 size of the tail padding.
4608 2012-03-16 Tristan Gingold <gingold@adacore.com>
4610 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4611 __CRTL_VER and __VMS_VER.
4612 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
4613 and vms_c_get_vms_ver.
4614 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
4616 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
4617 (VMS_DEFAULT_VMS_VER): Define.
4618 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
4619 (VMS_DEFAULT_VMS_VER): Define.
4621 2012-03-16 Richard Guenther <rguenther@suse.de>
4623 * tree-vect-loop.c (get_initial_def_for_induction): Use
4624 build_constructor directly.
4625 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4626 build_vector_from_val.
4627 * tree.c (build_vector_from_val): Avoid creating a constructor
4628 first when we want a constant vector.
4630 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4632 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4634 2012-03-16 Richard Guenther <rguenther@suse.de>
4636 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
4637 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
4638 (struct tree_vector): Remove elements member, add variable size
4640 (build_vector_stat): Declare.
4641 (build_vector): Define in terms of build_vector_stat.
4642 * tree.c (build_vector): Rename to ...
4643 (build_vector_stat): ... this. Take array of trees as parameter.
4644 (build_vector_from_ctor): Adjust.
4645 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
4646 initializer_zerop): Adjust.
4647 * cfgexpand.c (expand_debug_expr): Likewise.
4648 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
4649 const_vector_from_tree): Likewise.
4650 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
4651 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
4652 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
4653 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
4654 (lto_input_ts_vector_tree_pointers): Adjust.
4655 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
4656 (write_ts_vector_tree_pointers): Adjust.
4657 * varasm.c (const_hash_1, compare_constant, copy_constant,
4658 output_constant): Adjust.
4659 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
4660 * print-tree.c (print_node): Adjust.
4661 * tree-pretty-print.c (dump_generic_node): Adjust.
4662 * tree-vect-generic.c (uniform_vector_p, vector_element,
4663 lower_vec_perm): Adjust.
4664 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
4665 * tree-vect-slp.c (vect_get_constant_vectors,
4666 vect_transform_slp_perm_load): Adjust.
4667 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
4668 * expmed.c (make_tree): Adjust.
4669 * config/i386/i386.c (ix86_expand_builtin): Adjust.
4670 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
4672 (sparc_fold_builtin): Adjust.
4674 2012-03-16 Tristan Gingold <gingold@adacore.com>
4676 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
4677 * config/vms/vms-stdint.h: New file.
4679 2012-03-16 Tristan Gingold <gingold@adacore.com>
4681 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
4682 (ia64-hp-*vms*): Replaced by ...
4683 (*-*-*vms*): ... This new entry.
4685 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4688 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
4689 (ix86_expand_vec_perm_const_1): Use it.
4692 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
4693 (avx2_permv4df): Remove.
4694 (avx2_permv4di): Macroize into...
4695 (avx2_perm<mode>): ... this using VI8F_256 iterator.
4696 (avx2_permv4di_1): Macroize into...
4697 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
4699 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4701 * combine.c (apply_distributive_law): Do not distribute SUBREG.
4703 2012-03-15 Ira Rosen <irar@il.ibm.com>
4704 Ulrich Weigand <ulrich.weigand@linaro.org>
4706 * tree-vect-patterns.c (widened_name_p): Rename to ...
4707 (type_conversion_p): ... this. Add new argument to determine
4708 if it's a promotion or demotion operation. Check for
4709 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
4710 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
4712 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
4713 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
4715 (vect_recog_mixed_size_cond_pattern): Likewise and allow
4716 non-constant then and else clauses.
4718 2012-03-15 Ira Rosen <irar@il.ibm.com>
4719 Ulrich Weigand <ulrich.weigand@linaro.org>
4721 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
4722 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
4724 * tree-vect-patterns.c (widened_name_p): Pass basic block
4725 info to vect_is_simple_use.
4726 (vect_recog_dot_prod_pattern): Fail for basic blocks.
4727 (vect_recog_widen_sum_pattern): Likewise.
4728 (vect_handle_widen_op_by_const): Support basic blocks.
4729 (vect_operation_fits_smaller_type,
4730 vect_recog_over_widening_pattern): Likewise.
4731 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
4732 Update call to vect_is_simple_use.
4733 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
4735 (check_bool_pattern): Add an argument, update call to
4736 vect_is_simple_use and the recursive calls.
4737 (vect_recog_bool_pattern): Update relevant function calls.
4739 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
4740 (vect_pattern_recog_1): Check for reduction only in loops.
4741 (vect_pattern_recog): Add new argument. Support basic blocks.
4742 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
4743 info to vect_is_simple_use_1.
4744 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
4745 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
4747 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4748 Andrew Pinski <apinski@cavium.com>
4751 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4752 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4753 calls instead of __builtin_ir{int,ound}*.
4755 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4757 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
4760 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4762 * config.gcc (target_type_format_char): New. Document it. Set it for
4764 * configure.ac (gnu_unique_option): Use target_type_format_char
4765 in test. Comment rationale.
4766 * configure: Regenerate .
4768 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4770 PR tree-optimization/52267
4771 * tree-vrp.c (masked_increment): New function.
4772 (register_edge_assert_for_2): Derive ASSERT_EXPRs
4773 from (X & CST1) cmp CST2 tests.
4775 2012-03-15 Richard Guenther <rguenther@suse.de>
4778 * tree-data-ref.c (subscript_dependence_tester_1): Check
4779 all dimensions for non-conflicting access functions.
4781 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4784 * doc/invoke.texi [C++ Language Options]: Document
4785 -ftemplate-backtrace-limit.
4787 2012-03-15 Tristan Gingold <gingold@adacore.com>
4789 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
4792 2012-03-15 Tristan Gingold <gingold@adacore.com>
4794 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
4795 use DW_OP_call_frame_cfa.
4797 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
4800 * config/i386/i386-opts.h (pmode): New.
4802 * config/i386/i386.c (ix86_option_override_internal): Properly
4803 check and set ix86_pmode.
4805 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
4807 * config/i386/i386.opt (maddress-mode=): New.
4809 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
4811 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4813 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
4814 (dwarf2out_do_cfi_asm): Likewise.
4815 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
4817 (add_data_member_location_attribute): Likewise.
4818 (gen_array_type_die): Likewise.
4819 (gen_subprogram_die): Likewise.
4820 (gen_producer_string): Likewise.
4821 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
4822 Remove MIPS_DEBUGGING_INFO handling.
4823 (sdb_debug_hooks): Likewise.
4824 (sdbout_begin_block): Likewise.
4825 (sdbout_end_block): Likewise.
4826 (sdbout_begin_prologue): Likewise.
4827 (sdbout_start_source_file): Likewise.
4828 (sdbout_end_source_file): Likewise.
4829 (sdbout_init): Likewise.
4830 * system.h (MIPS_DEBUGGING_INFO): Poison.
4832 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4834 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
4835 (alpha_file_start) [MS_STAMP]: Remove.
4837 * config/alpha/elf.h (TARGET_GAS): Remove.
4838 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
4839 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
4840 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
4841 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
4842 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
4843 (alpha*-*-freebsd*): Likewise.
4844 (alpha*-*-netbsd*): Likewise.
4845 (alpha*-*-openbsd*): Likewise.
4846 (alpha*-*-*): Remove target_cpu_default2.
4847 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
4849 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
4850 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
4851 * config/alpha/alpha.c (print_operand): Always assume
4852 TARGET_AS_SLASH_BEFORE_SUFFIX.
4853 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
4854 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
4855 ("*builtin_setjmp_receiver_er_1"): Remove.
4856 * config/alpha/alpha.opt (malpha-as): Remove.
4858 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
4860 Remove DEC Unix reference.
4862 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
4863 (EXTENDED_COFF): Remove.
4864 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
4865 (EXTENDED_COFF): Don't undef.
4866 * config/alpha/alpha.c (alpha_file_start): Always assume
4868 Don't set targetm.asm_file_start_file_directive.
4869 [!OBJECT_FORMAT_ELF]: Remove.
4870 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
4872 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
4873 (DBX_DEBUGGING_INFO): Remove.
4874 (MIPS_DEBUGGING_INFO): Remove.
4875 (PREFERRED_DEBUGGING_TYPE): Remove.
4876 (DBX_OUTPUT_SOURCE_LINE): Remove.
4877 (SDB_OUTPUT_SOURCE_LINE): Remove.
4878 (DBX_CONTIN_LENGTH): Remove.
4879 (NO_DBX_FUNCTION_END): Remove.
4880 (ASM_STABS_OP): Remove.
4881 (ASM_STABN_OP): Remove.
4882 (ASM_STABD_OP): Remove.
4883 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
4884 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
4885 (PUT_SDB_DEF): Remove.
4886 (PUT_SDB_PLAIN_DEF): Remove.
4887 (PUT_SDB_TYPE): Remove.
4888 (sdb_label_count): Remove.
4889 (PUT_SDB_BLOCK_START): Remove.
4890 (PUT_SDB_BLOCK_END): Remove.
4891 (PUT_SDB_FUNCTION_START): Remove.
4892 (PUT_SDB_FUNCTION_END): Remove.
4893 (PUT_SDB_EPILOGUE_END): Remove.
4894 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
4895 (MIPS_DEBUGGING_INFO): Don't undef.
4896 (DBX_DEBUGGING_INFO): Don't undef.
4897 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
4898 (MIPS_DEBUGGING_INFO): Don't undef.
4899 (DBX_DEBUGGING_INFO): Don't undef.
4900 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
4901 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
4903 (alpha_start_function): Likewise.
4904 (sdb_label_count): Remove.
4905 (alpha_output_filename): Remove DBX_DEBUG handling.
4906 (alpha_file_start): Likewise.
4908 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4910 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
4911 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
4912 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
4914 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
4915 (ld_tls_support): Remove Solaris 8 references.
4916 (lwp_dir, lwp_spec): Remove support for alternate thread library.
4917 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
4918 * configure: Regenerate.
4919 * config.in: Regenerate.
4921 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
4922 * config/i386/sol2.h: Remove Solaris 8 references.
4924 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
4925 (i?86-*-solaris2.9): ... this.
4926 Remove Solaris 8 references.
4927 (Specific, *-*-solaris2*): Document Solaris 8 removal.
4928 Remove Solaris 8 references.
4930 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4932 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
4933 (mips-sgi-irix6.5*): Remove.
4934 * config.host (mips-sgi-irix*): Remove.
4935 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
4936 (set_have_as_tls): Remove *-*-irix6*.
4937 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
4938 * configure: Regenerate.
4940 * config/mips/iris6.h: Remove.
4941 * config/mips/iris6.opt: Remove.
4942 * config/mips/t-irix6: Remove.
4944 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
4945 (TARGET_IRIX6): Remove.
4946 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
4947 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
4948 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
4950 (mips_file_start): Likewise.
4951 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
4953 * config/mips/driver-native.c [__sgi__]: Remove.
4954 (host_detect_local_cpu) [__sgi__]: Remove.
4956 * config/mips/gnu-user.h: Remove iris5.h reference.
4958 * config/mips/mips-modes.def: Remove IRIX 6 reference.
4959 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
4960 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
4963 * gcc.c (main): Move asm_debug initialization ...
4964 (asm_debug): ... here.
4966 * ginclude/stddef.h (__STDDEF_H__): Don't define.
4968 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
4969 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
4970 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4971 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4972 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
4973 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4975 * doc/tm.texi: Regenerate.
4977 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
4979 (MIPS Options, -march): Remove IRIX reference.
4980 * doc/install.texi (Binaries, SGI IRIX): Remove.
4981 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
4983 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
4985 2012-03-14 Martin Jambor <mjambor@suse.cz>
4987 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
4988 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
4989 (expand_expr_real_1): Do not handle misalignment if modifier is
4992 2012-03-14 Richard Guenther <rguenther@suse.de>
4995 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4996 element type instead of mode, use build_vector_type_for_mode
4997 instead of the langhook, build a vector of proper signedness.
4998 (expand_vector_operations_1): Adjust.
5000 2012-03-14 Richard Guenther <rguenther@suse.de>
5003 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
5004 a cgraph node for a FUNCTION_DECL that comes from a constructor.
5005 (gimple_get_virt_method_for_binfo): Likewise.
5007 2012-03-14 Richard Guenther <rguenther@suse.de>
5009 PR tree-optimization/52571
5010 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5011 flag_section_anchors check ...
5012 (vect_can_force_dr_alignment_p): ... here. Do not re-align
5013 DECL_COMMON variables.
5015 2012-03-14 Richard Guenther <rguenther@suse.de>
5017 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
5018 * stor-layout.c (start_bitfield_representative): New function.
5019 (finish_bitfield_representative): Likewise.
5020 (finish_bitfield_layout): Likewise.
5021 (finish_record_layout): Call finish_bitfield_layout.
5022 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
5023 for QUAL_UNION_TYPE fields.
5024 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5025 Stream DECL_BIT_FIELD_REPRESENTATIVE.
5026 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5031 * expr.c (get_bit_range): Unconditionally extract bitrange
5032 from DECL_BIT_FIELD_REPRESENTATIVE.
5033 (expand_assignment): Adjust call to get_bit_range.
5035 2012-03-14 Richard Guenther <rguenther@suse.de>
5038 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
5039 the outermost conversion is a sign-change only.
5040 (fold_binary_loc): Disregard widening and sign-changing
5041 conversions when we determine if two variables are equal
5043 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
5044 (T1)x if the outermost conversion is a sign-change only.
5046 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5049 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5051 * config/i386/predicates.md (constant_call_address_operand): Declare
5052 as special predicate. Update all uses.
5054 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5057 * c-parser.c (c_parser_postfix_expression)
5058 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5060 * config/i386/smmintrin.h: Avoid /* within a comment.
5061 * config/i386/nmmintrin.h: Likewise.
5063 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5065 * config/i386/i386.md (xbegin): Remove constraint from expander.
5067 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5069 * config/i386/predicates.md (constant_call_address_operand): Declare
5070 as special predicate. Update all uses.
5071 * config/i386/i386.md: Remove mode from constant_call_address_operand
5073 * config/i386/i386.c (ix86_output_call_insn): Call
5074 constant_call_address_operand with VOIDmode.
5076 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5078 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
5079 AND zero extended address correctly.
5081 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5083 * config/i386/predicates.md (tls_symbolic_operand): Declare as
5085 (tls_modbase_operand): Ditto.
5086 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
5087 tls_modbase_operand predicates.
5089 2012-03-13 Martin Jambor <mjambor@suse.cz>
5091 * expr.c (expand_assignment): Handle misaligned scalar writes to
5092 memory through top-level MEM_REFs by calling store_bit_field.
5094 2012-03-13 Richard Guenther <rguenther@suse.de>
5097 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
5098 if Y is a constant multiple of 1 << CST.
5100 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
5103 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5104 offset (size) to a value the insns can deal with.
5105 (expand_epilogue): Ditto.
5107 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5109 * config/arm/neon.ml (ops): Fixup expected instructions for
5110 unsigned vector compares.
5112 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5114 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
5115 addresses only when %reg is not in word mode.
5117 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5119 * config/microblaze/microblaze.md: Fix typo.
5120 * tree-if-conv.c: Likewise.
5121 * tree-vect-patterns.c: Likewise.
5123 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5125 * config.gcc (extra_passes): Remove.
5126 * configure.ac (extra_passes): Don't substitute.
5127 * configure: Regenerate.
5128 * Makefile.in (EXTRA_PASSES): Remove.
5129 (GCC_PASSES): Remove $(EXTRA_PASSES).
5130 (MOSTLYCLEANFILES): Likewise.
5132 (install-common): Likewise.
5134 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5136 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5137 * config/i386/i386.c (ix86_decompose_address): Use
5138 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5139 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5140 thread pointer to a register.
5142 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
5145 on tls_symbolic_operand.
5146 (tls_global_dynamic_64_<mode>): Likewise.
5148 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5151 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5152 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5154 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5157 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5158 type from reg_class_t to enum reg_class.
5159 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5161 2012-03-12 Andrew Pinski <apinski@cavium.com>
5163 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
5164 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
5165 (value_replacement): Likewise.
5166 (empty_block_p): Check also if the PHIs for the block are empty.
5168 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5171 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5172 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5173 r184615 from 2012-02-28.
5175 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5177 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
5178 (ix86_gen_tls_local_dynamic_base_64): Likewise.
5179 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
5180 and ix86_gen_tls_local_dynamic_base_64.
5181 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
5182 ix86_gen_tls_local_dynamic_base_64.
5184 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5185 (*tls_global_dynamic_64_<mode>): This.
5186 (tls_global_dynamic_64): Renamed to ...
5187 (tls_global_dynamic_64_<mode>): This.
5188 (*tls_local_dynamic_base_64): Renamed to ...
5189 (*tls_local_dynamic_base_64_<mode>): This.
5190 (tls_local_dynamic_base_64): Renamed to ...
5191 (tls_local_dynamic_base_64_<mode>): This.
5193 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5195 * config/i386/i386.c (ix86_option_override_internal): Properly
5196 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5197 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5198 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5199 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5201 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5202 (sse3_monitor64_<mode>): This.
5204 2012-03-12 Tristan Gingold <gingold@adacore.com>
5206 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5207 (ia64_function_arg_advance): Ditto.
5209 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5211 * config.gcc (mips*-*-openbsd*): Remove.
5212 * config/mips/openbsd.h: Remove.
5213 * config/mips/sdb.h: Remove.
5215 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5216 * config/mips/mips.c (sdb_label_count): Remove.
5217 (mips_debugger_offset): Remove #if 0 code.
5218 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5219 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
5221 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5223 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5225 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5226 Update binutils references.
5227 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5228 Update binutils reference.
5229 Update Sun as/GNU ld caveat.
5230 Document binutils largefile requirement for LTO plugin.
5231 Remove reference to alternate libpthread.
5233 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5235 * config.gcc (alpha*-dec-osf5.1*): Remove.
5236 * config.host (alpha*-dec-osf*): Remove.
5237 * configure.ac (*-*-osf*): Remove.
5238 (alpha*-dec-osf*): Remove.
5239 * configure: Regenerate.
5241 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
5242 config/alpha/va_list.h, config/alpha/x-osf: Remove.
5244 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
5245 * config/alpha/alpha.c (struct machine_function): Update comment.
5246 (alpha_start_function): Remove Tru64 UNIX as handling for
5248 * config/alpha/alpha.md ("exception_receiver"): Remove
5249 TARGET_LD_BUGGY_LDGP.
5250 ("*exception_receiver_2"): Likewise.
5251 * except.c (finish_eh_generation): Remove Tru64 reference.
5252 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
5253 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
5254 * target.def (handle_pragma_extern_prefix): Remove.
5256 * Makefile.in (mips-tfile.o-warn): Remove.
5257 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
5258 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
5259 * mips-tdump.c, mips-tfile.c: Remove.
5261 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
5263 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
5264 (Specific, alpha*-dec-osf5.1): Note removal.
5265 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
5267 * doc/tm.texi: Regenerate.
5268 * doc/trouble.texi (Cross-Compiler Problems): Remove.
5270 2012-03-12 Richard Guenther <rguenther@suse.de>
5272 * config/arm/arm.c (neon_dereference_pointer): Do not call
5273 covert during RTL expansion.
5275 2012-03-12 Tristan Gingold <gingold@adacore.com>
5277 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
5278 Options. Mention -mpointer-size.
5280 2012-03-12 Richard Guenther <rguenther@suse.de>
5282 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
5283 build_nonstandard_integer_type.
5285 2012-03-12 Richard Guenther <rguenther@suse.de>
5287 * tree.c (signed_or_unsigned_type_for): Use
5288 build_nonstandard_integer_type.
5289 (signed_type_for): Adjust documentation.
5290 (unsigned_type_for): Likewise.
5291 * tree-pretty-print.c (dump_generic_node): Use standard names
5292 for non-standard integer types if available.
5294 2012-03-12 Tristan Gingold <gingold@adacore.com>
5296 * config/vms/vms.opt: Add vms-opts.h header.
5297 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
5299 (-mvms-return-codes): Document.
5300 (-mpointer-size): New option.
5301 (vms_pointer_size): Add enumeration.
5302 * config/vms/vms-opts.h: New file.
5303 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5304 __INITIAL_POINTER_SIZE.
5305 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
5306 (C_COMMON_OVERRIDE_OPTIONS): Define.
5307 (DWARF2_ADDR_SIZE): Define.
5308 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
5309 * config/vms/vms-protos.h (vms_c_common_override_options):
5311 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
5312 if -mno-pointer-size.
5313 (vms_c_common_override_options): New function.
5314 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5315 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5316 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
5317 and flag_vms_pointer_size.
5318 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
5319 * config.gcc (*-*-*vms*): Define xm_file.
5320 (alpha*-dec-*vms*): Do not define xm_file.
5321 (alpha64-dec-*vms*): Remove.
5322 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
5325 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5327 PR tree-optimization/51721
5328 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
5329 if (int) unsvar cmp CST.
5331 2012-03-12 Richard Guenther <rguenther@suse.de>
5333 * tree-sra.c (create_access_replacement): Only rename the replacement
5334 if we can rewrite it into SSA form. Properly mark register typed
5335 replacements that we cannot rewrite with TREE_ADDRESSABLE.
5336 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
5337 for aggregate or BLKmode results.
5339 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5341 PR tree-optimization/52533
5342 * tree-vrp.c (register_edge_assert_for_2): Use double_int
5343 type for mask, only handle shifts by non-zero in-range
5344 shift count, for LE_EXPR and GT_EXPR if new_val is
5345 maximum, don't add the assertion.
5347 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
5349 * doc/invoke.texi: Document -mrtm option.
5350 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
5351 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
5352 (ix86_handle_option): Handle OPT_mrtm.
5353 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
5355 (x86_64-*-*): Ditto.
5356 * i386-builtin-types.def (INT_FTYPE_VOID): New.
5357 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5359 (ix86_target_string): Define -mrtm option.
5361 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
5363 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
5364 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
5366 (bdesc_special_args): Ditto.
5367 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
5368 (ix86_expand_special_args_builtin): Handle new built-in type.
5369 (ix86_expand_builtin): Handle XABORT instruction.
5370 * config/i386/i386.h (TARGET_RTM): New.
5371 * config/i386/i386.md (UNSPECV_XBEGIN): New.
5372 (UNSPECV_XEND): Ditto.
5373 (UNSPECV_XABORT): Ditto.
5374 (UNSPECV_XTEST): Ditto.
5381 * config/i386/i386.opt (mrtm): New.
5382 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
5383 * config/i386/rtmintrin.h: New header.
5384 * config/i386/xtestintrin.h: Ditto.
5386 2012-03-12 Tristan Gingold <gingold@adacore.com>
5388 * ginclude/stddef.h: Adjust previous patch.
5389 Use __VMS__ instead of VMS.
5391 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
5393 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
5394 Also convert sequences with CC setting arithmetic instruction.
5396 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
5398 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
5399 from C Language Options to Preprocessor Options.
5400 (C Dialect Options): Move -no-integrated-cpp documentation
5402 (Preprocessor Options): ...to here. Rewrite the description
5403 so it makes more sense, and remove discussion of merging front ends.
5405 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5407 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
5409 (ix86_expand_setmem): Likewise.
5411 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
5413 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
5416 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5418 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
5419 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
5421 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5423 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
5425 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5427 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
5430 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5431 Uros Bizjak <ubizjak@gmail.com>
5433 * config/i386/predicates.md (call_insn_operand): Allow
5434 constant_call_address_operand in Pmode only.
5435 (sibcall_insn_operand): Ditto.
5436 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
5437 (*call_vzeroupper): Ditto.
5439 (*sibcall_vzeroupper): Ditto.
5440 (*call_value): Ditto.
5441 (*call_value_vzeroupper): Ditto.
5442 (*sibcall_value): Ditto.
5443 (*sibcall_value_vzeroupper): Ditto.
5444 (*indirect_jump): Ditto.
5445 (*tablejump_1): Ditto.
5446 (indirect_jump): Convert memory address to word mode for TARGET_X32.
5448 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
5451 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
5454 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
5455 Use movrt_negc instead of negc pattern for non-SH2A.
5457 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
5459 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5461 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5462 if Pmode != word_mode.
5463 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5464 Pmode == SImode for TARGET_X32.
5466 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5467 (tls_initial_exec_x32): Likewise.
5469 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
5471 PR rtl-optimization/52528
5472 * combine.c (can_combine_p): Add setting of subst_low_luid
5473 before call to expand_field_assignment().
5475 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
5477 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
5478 and related program names.
5480 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
5482 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
5484 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
5487 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
5488 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
5490 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
5491 (*movdi_internal_rex64): Use %E operand modifier for lea.
5492 (*movsi_internal): Ditto.
5494 (*lea<mode>_2): Ditto.
5495 (*lea_{3,4,5,6}_zext): Ditto.
5496 (*tls_global_dynamic_32_gnu): Ditto.
5497 (*tls_global_dynamic_64): Ditto.
5498 (*tls_dynamic_gnu2_lea_32): Ditto.
5499 (*tls_dynamic_gnu2_lea_64): Ditto.
5500 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
5502 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5504 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5505 redefine to be NULL if the current bit-size is different from the
5506 configured bit-size.
5508 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5509 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5510 set the default tuning. Add asserts to make sure the cpu and tune
5511 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5512 test whether the index is set, instead of > 0.
5513 (rs6000_file_start): Do not reset the default cpu if the current
5514 bit-size is different from the configured bit-size.
5516 2012-03-09 Tristan Gingold <gingold@adacore.com>
5518 * config/vms/vms-crtlmap.map: Add comments.
5519 Add entries needed to build Ada RTS.
5521 2012-03-09 Tristan Gingold <gingold@adacore.com>
5523 * ginclude/stddef.h: Do not define __size_t on VMS.
5525 2012-03-09 Tristan Gingold <gingold@adacore.com>
5527 * c-tree.h (c_default_pointer_mode): New variable.
5528 * c-decl.c (c_default_pointer_mode): New variable.
5529 (c_build_pointer_type): New function.
5530 (grokdeclarator): Call c_build_pointer_type instead
5531 of build_pointer_type.
5533 * config/vms/vms-c.c: Include c-tree.h
5534 (saved_pointer_mode): New variable.
5535 (handle_pragma_pointer_size): New function.
5536 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
5537 (vms_c_register_pragma): Register __pointer_size and
5538 __required_pointer_size pragmas.
5540 2012-03-09 Tristan Gingold <gingold@adacore.com>
5542 * config/vms/vms-c.c (vms_construct_include_filename): New function.
5543 (vms_c_register_includes): Reference it.
5545 2012-03-09 Andrew Pinski <apinski@cavium.com>
5548 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
5550 (tree_ssa_phiopt_worker): Go through all the PHIs for
5551 value_replacement instead of just the singleton one.
5552 (value_replacement): Change return type to int. Return 0 instead of
5554 Allow the middle basic block to contain more than just the defining
5556 Handle non empty middle basic blocks.
5557 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
5559 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
5561 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
5562 array reference and component reference.
5563 (analyze_scalar_evolution_for_address_of): New.
5565 2012-03-08 Jie Zhang <jzhang918@gmail.com>
5568 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
5569 (hwloop_pattern_reg): Fix set but not used warning.
5570 (bfin_reorg_loops): Remove unused parameter.
5571 (bfin_reorg): Update use of bfin_reorg_loops.
5573 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
5575 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
5576 with integer parameters in registers.
5577 (gen_push): Push register in word_mode instead of Pmode.
5578 (ix86_emit_save_regs): Likewise.
5579 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
5580 (gen_pop): Pop register in word_mode instead of Pmode.
5581 (ix86_emit_restore_regs_using_pop): Likewise.
5582 (ix86_expand_prologue): Replace Pmode with word_mode for push
5583 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
5584 restore RAX and R10 in word_mode.
5585 (ix86_emit_restore_regs_using_mov): Restore integer registers
5587 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
5589 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
5590 (ix86_split_long_move): Likewise.
5592 * config/i386/i386.md (W): New.
5593 (*push<mode>2_prologue): Replace :P with :W.
5594 (*pop<mode>1): Likewise.
5595 (*pop<mode>1_epilogue): Likewise.
5596 (push/pop peephole2): Use word_mode scratch registers.
5598 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5600 * config/i386/predicates.md (indirect_branch_operand): Simplify.
5602 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5604 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5605 for constants in [-63,63].
5607 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5611 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5613 * config/i386/i386.c (ix86_print_operand_address): Only handle
5614 zero-extended DImode addresses.
5616 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5618 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5619 * configure: Regenerate.
5621 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5624 * config/avr/avr.c (avr_mem_clobber): New static function.
5625 (avr_expand_delay_cycles): Add memory clobber operand to
5626 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5627 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5628 (enable_interrupt, disable_interrupt): New expander.
5629 (nopv, sleep, wdr): New expanders.
5630 (delay_cycles_1): Add memory clobber.
5631 (delay_cycles_2): Add memory clobber.
5632 (delay_cycles_3): Add memory clobber.
5633 (delay_cycles_4): Add memory clobber.
5634 (cli_sei): New insn from former "enable_interrupt",
5635 "disable_interrupt" with memory clobber.
5636 (*wdt): New insn from former "wdt" with memory clobber.
5637 (*nopv): Similar, but for "nopv".
5638 (*sleep): Similar, but for "sleep".
5640 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
5641 Kaz Kojima <kkojima@gcc.gnu.org>
5644 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
5645 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
5646 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5648 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5650 * config/i386/predicates.md (x86_64_zext_general_operand): New.
5651 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
5652 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
5654 2012-03-07 Walter Lee <walt@tilera.com>
5656 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
5657 REG_CFA_* notes for the stack pointer.
5658 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
5659 EH_RETURN_STACKADJ_RTX.
5660 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
5661 generate REG_CFA_* notes for the stack pointer.
5662 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
5663 by EH_RETURN_STACKADJ_RTX.
5665 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5667 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
5668 when __AVR_3_BYTE_PC__ is defined.
5670 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5672 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
5673 (ix86_print_operand): Handle '^'.
5674 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
5675 using P mode iterator. Add %^ to asm template to conditionally emit
5677 (*rep_movdi_rex64): Ditto.
5678 (*strsetdi_rex_1): Ditto.
5679 (*rep_stosdi_rex64): Ditto.
5680 (*strmov{si,hi,qi}_1): Add %^ to asm template to
5681 conditionally emit addr32 prefix.
5682 (*rep_mov{si,qi}): Ditto.
5683 (*strset{si,hi,qi}): Ditto.
5684 (*rep_stos{si,qi}): Ditto.
5685 (*cmpstrnqi_nz_1): Ditto.
5686 (*cmpstrnqi_1): Ditto.
5687 (*strlenqi_1): Ditto.
5689 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
5691 * config/i386/i386.c (function_value_64): Return pointers in
5692 word_mode instead of Pmode.
5693 (ix86_promote_function_mode): Likewise.
5695 2012-03-07 Richard Guenther <rguenther@suse.de>
5697 * coverage.c (get_gcov_type): Use type_for_mode.
5698 (get_gcov_unsigned_t): Likewise.
5699 * expr.c (store_constructor): Use type_for_mode.
5700 (try_casesi): Likewise.
5701 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
5702 (add_standard_iv_candidates): Use standard type trees.
5703 * dojump.c (do_jump): Remove dead code.
5705 2012-03-07 Richard Guenther <rguenther@suse.de>
5707 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
5709 2012-03-07 Richard Guenther <rguenther@suse.de>
5711 * convert.c (strip_float_extensions): Move ...
5712 * tree.c (strip_float_extensions): ... here.
5714 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5717 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5719 2012-03-07 Richard Guenther <rguenther@suse.de>
5721 * omp-low.c (extract_omp_for_data): Use signed_type_for.
5722 (expand_omp_for_generic): Likewise.
5723 (expand_omp_for_static_nochunk): Likewise.
5724 (expand_omp_for_static_chunk): Likewise.
5725 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
5726 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
5727 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
5728 Use unsigned_type_for.
5729 (vect_create_cond_for_align_checks): Use signed_type_for.
5731 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
5733 PR rtl-optimization/52203
5734 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
5735 all callers to pass NULL except ...
5736 (reset_sched_cycles_in_current_ebb): ... here, save the value
5737 in new variable 'empty'. Increase issue_rate only for
5740 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5743 * Makefile.in: Let install-gcc-ar depend on installdirs,
5744 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5745 Don't double canonicalize if cross-compiling.
5747 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5750 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5751 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5752 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5754 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5757 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5759 * config/avr/avr.md (xload_8): Adjust insn length.
5761 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5764 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5765 if RAMPZ affects reading from RAM.
5767 2012-03-07 Richard Guenther <rguenther@suse.de>
5771 * doc/invoke.texi (Precompiled Headers): Remove sentence that
5772 suggests you can include PCHs from inside another header.
5774 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
5777 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
5779 2012-03-07 Kai Tietz <ktietz@redhat.com>
5781 * doc/invoke.texi (fwritable-relocated-rdata): Document
5782 new Cygwin/MinGW target option.
5783 * config/i386/winnt.c (i386_pe_unique_section): Ignore
5784 reloc if flag -fwritable-relocated-rdata is not set.
5785 (i386_pe_section_type_flags): Likewise.
5786 * config/i386/cygming.opt (fwritable-relocated-rdata):
5787 Add new flag variable flag_writable_rel_rdata.
5789 2012-03-07 Richard Guenther <rguenther@suse.de>
5791 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
5792 precision against gimple constraints.
5794 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
5797 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
5799 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
5800 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
5802 (init_emit_regs): Move associated initialization to...
5803 (init_emit_once): ...here.
5805 2012-03-06 Richard Henderson <rth@redhat.com>
5807 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5808 * config/m68k/sync.md (atomic_test_and_set): Use it.
5809 (atomic_test_and_set_1): Likewise.
5811 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5814 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5815 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5816 (vector_ltgt<mode>): Likewise.
5817 (vector_ordered<mode>): Likewise.
5818 (vector_unordered<mode>): Likewise.
5819 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5821 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5823 * trans-mem.c: New typedef for tm_region_p.
5824 Define vector types for tm_region_p.
5825 (tm_region_init): Replace region_worklist to a vector called
5828 2012-03-06 Richard Guenther <rguenther@suse.de>
5830 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
5831 MEM_REF with constant pointer operand.
5833 2012-03-06 Richard Guenther <rguenther@suse.de>
5836 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
5838 2012-03-06 Tristan Gingold <gingold@adacore.com>
5840 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
5841 (external_model_kind): Improve documentation.
5842 (vms_pragma_extern_model): Handle relaxed_redef.
5843 (vms_c_register_pragma): Allow expansion for nomember_alignment.
5845 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
5847 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
5848 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
5849 Some more notes on EIND usage and reorder EIND subsection.
5851 2012-03-06 Tristan Gingold <gingold@adacore.com>
5853 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
5854 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
5856 2012-03-06 Tristan Gingold <gingold@adacore.com>
5858 * config/vms/t-vmsnative (version): Define.
5859 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
5861 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
5863 PR rtl-optimization/52250
5864 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
5865 to put note list into. Unconditionally call move_bb_info.
5866 (move_bb_info): Do not assert the blocks being in the same region,
5867 just drop the note list if they are not.
5869 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
5872 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
5873 and use unified expansion logic.
5874 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
5875 closer to the existing movt insn.
5876 (negc): Rename insn to *negc. Add new expander.
5877 (movnegt): Use xor pattern for T bit negation. Reserve helper
5878 constant for negc pattern.
5879 (*movnegt): New insn and splitter.
5881 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5883 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
5886 2012-03-05 Richard Henderson <rth@redhat.com>
5888 * genemit.c (main): Include "target.h" in insn-emit.c.
5889 * Makefile.in (insn-emit.o): Depend on TARGET_H.
5890 * config/sh/sync.md (atomic_test_and_set): Reference
5891 targetm.atomic_test_and_set_trueval instead of
5892 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
5894 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
5896 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5899 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
5901 * langhooks.c (add_builtin_type): New function.
5902 * langhooks.h (add_builtin_type): Export it.
5903 * config/mep/mep.c (mep_init_builtins): Use it.
5904 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
5906 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5909 * tree.h (BLOCK_SAME_RANGE): Define.
5910 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
5911 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
5912 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
5913 isn't equal to supercontext fragment's fragment chain.
5914 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
5916 (blocks_nreverse_all): Likewise.
5917 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
5918 BLOCK_SUPERCONTEXT to supercontext fragment instead of
5919 supercontext fragment's fragment origin.
5920 * dwarf2out.c (add_high_low_attributes): If stmt has the same
5921 range as its parent (or parents thereof etc.), use the parent's
5922 DW_AT_ranges value instead of creating a new .debug_ranges range.
5924 2012-03-05 Richard Henderson <rth@redhat.com>
5927 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5928 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5929 BIGGEST_ALIGNMENT is aligned.
5931 2012-03-05 Richard Henderson <rth@redhat.com>
5933 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
5934 * config/sh/sh.c: ... here.
5936 2012-03-05 Richard Henderson <rth@redhat.com>
5939 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5940 instead of calling negqi2 directly.
5942 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
5945 * trans-mem.c (tm_region_init): Use last_basic_block.
5947 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5949 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5950 * config/sh/sync.md (atomic_test_and_set): New expander.
5951 (tasb, atomic_test_and_set_soft): New insns.
5952 * config/sh/sh.opt (menable-tas): New option.
5953 * doc/invoke.texi (SH Options): Document it.
5955 2012-03-05 Richard Guenther <rguenther@suse.de>
5957 * cfgloop.c (verify_loop_structure): Verify dominators before
5959 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
5960 dominators from here.
5961 * graphite-scop-detection.c (create_sese_edges): Likewise.
5962 * loop-doloop.c (doloop_optimize_loops): Likewise.
5963 * loop-init.c (loop_optimizer_init): Likewise.
5964 * loop-unroll.c (unroll_and_peel_loops): Likewise.
5965 * loop-unswitch.c (unswitch_loops): Likewise.
5966 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5967 * tree-parloops.c (parallelize_loops): Likewise. Verify
5968 only when checking is enabled.
5969 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
5971 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5973 * genautomata.c (parse_automata_opt): New static function.
5974 (initiate_automaton_gen): Remove all option handling code. Remove
5975 argc argument. All callers changed.
5976 (main): Call init_rtx_reader_args_cb with the new function as argument.
5978 2012-03-05 Richard Guenther <rguenther@suse.de>
5980 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
5981 * tree-if-conv.c (combine_blocks): Free post-dominator info
5983 * tree-parloops.c (create_parallel_loop): Free and re-compute
5984 dominator info after breaking it.
5986 2012-03-05 Richard Guenther <rguenther@suse.de>
5989 * optabs.h (trapv_unoptab_p): New function.
5990 (trapv_binoptab_p): Likewise.
5991 * optabs.c (expand_binop): Use emit_libcall_block_1 with
5992 a proper equiv_may_trap argument.
5993 (expand_unop): Likewise.
5994 (emit_libcall_block_1): Take extra argument whether the
5995 instruction may trap. Renamed from ...
5996 (emit_libcall_block): ... this. New wrapper.
5998 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6000 PR tree-optimization/51721
6001 * tree-vrp.c (register_edge_assert_for_2): If comparing
6002 lhs of right shift by constant with an integer constant,
6003 add ASSERT_EXPRs for the rhs1 of the right shift.
6005 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
6007 2012-03-05 Richard Guenther <rguenther@suse.de>
6009 * tree.c (integer_zerop): Handle VECTOR_CSTs.
6010 (integer_onep): Likewise.
6011 (integer_all_onesp): Likewise.
6013 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
6015 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
6017 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6019 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
6020 instead of TARGET_64BIT.
6022 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6024 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
6027 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6029 * config/i386/i386.c (ix86_print_operand_address): Only handle
6030 zero-extended DImode addresses.
6032 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6034 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
6035 taken and cputaken as bool.
6037 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6039 * config/i386/constraints.md (Ya): New internal constraint.
6040 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
6041 (*zero_extendsidi2_rex64): Add x,x alternative.
6042 (*zero_extendsidi2): Ditto. Add o,0 alternative.
6043 Remove flags reg clobber. Adjust corresponding splits.
6044 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
6045 zero_extendqisi2 expanders using SWI12 mode iterator.
6046 (zero_extend<mode>si2_and): Macroize insn from
6047 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
6049 (*zero_extend<mode>si2): Macroize insn from
6050 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
6051 (*zero_extend*2_movzbl_and): Remove insn patterns.
6052 (zero_extendqihi2_and): Merge corresponding splitter.
6053 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
6054 (*zero_extend*2_movzbl_and): Remove insn patterns.
6055 (*anddi_1): Split TYPE_IMOVX instructions.
6056 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
6058 (and->zext splitter): Add splitter pattern.
6059 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
6061 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
6063 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
6065 (Debugging Options): Likewise.
6066 (Optimize Options): Likewise.
6067 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
6068 with other architectures. Use official processor names with correct
6069 spelling/capitalization. Fix formatting and grammar issues.
6070 (i386 and x86-64 Windows Options): Similar cleanup here.
6072 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6074 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
6076 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6078 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
6079 DBX_REGISTER_NUMBER.
6081 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6083 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
6084 operand is CONST_INT. Take COSTS_N_INSNS into account.
6085 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
6088 2012-03-02 Richard Henderson <rth@redhat.com>
6090 * optabs.c (expand_atomic_test_and_set): Honor
6091 atomic_test_and_set_trueval even when atomic_test_and_set
6092 optab is not in use.
6094 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
6098 * config/sh/sh.c (sh_register_move_cost): Increase cost between
6099 GENERAL_REGS and FP_REGS for SImode.
6101 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6104 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
6105 (absdi2): New expander.
6106 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
6108 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6110 * config/sh/sync.md (atomic_exchange<mode>): New expander.
6111 (atomic_exchange<mode>_soft): New insn.
6113 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6115 * config/sh/sync.md: Update copyright notice dates.
6116 (atomic_compare_and_swap<mode>): Use SImode for return value instead
6118 (atomic_compare_and_swap<mode>_soft): Likewise.
6120 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6123 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
6124 * config/sh/sh.c: Update copyright notice dates.
6125 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
6126 alignment for TARGET_HARD_SH4.
6127 (sh_option_override): Reduce default function alignment. Set
6128 loop alignment to 4 bytes when not optimizing for size.
6130 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
6133 * doc/invoke.texi (floop-flatten): Remove.
6134 * toplev.c (process_options): Remove references to flag_loop_flatten.
6135 * tree-ssa-loop.c (gate_graphite_transform): Same.
6136 * common.opt (floop-flatten): Obsolete.
6137 * graphite-poly.c (apply_poly_transforms): Remove reference to
6139 * Makefile.in (graphite-flattening.o): Remove.
6140 * graphite-flattening.c: Remove.
6142 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6144 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6145 having mode compatible with the mode of previous compare. Substitute
6146 compare mode of previous compare with the mode, compatible
6147 with eliminated and previous compare.
6149 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6151 * config/rs6000/dfp.md (floatdidd2): New define_insn.
6153 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6155 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
6156 compatible with CCGOCmode and CCGCmode.
6158 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6160 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
6162 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6164 * config/arm/arm.c (arm_sat_operator_match): New function.
6165 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
6166 * config/arm/arm.md ("insn" attribute): Add "sat" value.
6167 ("SAT", "SATrev"): New code iterators.
6168 ("SATlo", "SAThi"): New code iterator attributes.
6169 ("*satsi_<SAT:code>"): New pattern.
6170 ("*satsi_<SAT:code>_shift"): Likewise.
6171 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
6172 and "shift" attributes.
6173 ("arm_usatsihi"): Add "insn" attribute.
6174 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
6175 by powers of two. Do not allow shift by 32.
6177 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6180 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
6181 to pass the argument in the register of "natural" mode.
6183 2012-03-02 Richard Guenther <rguenther@suse.de>
6185 PR tree-optimization/52406
6186 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6187 (struct indices): Add unconstrained_base member.
6188 (struct dr_alias): Remove unused vops member.
6189 (DR_UNCONSTRAINED_BASE): New define.
6190 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6191 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6192 be an artificial access that covers the whole indexed object,
6193 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6194 plain decl base-objects to their MEM_REF variant.
6195 (dr_may_alias_p): When the base-object of either data reference
6196 has unknown size use only points-to information.
6197 (compute_affine_dependence): Make dumps easier to read and
6199 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6200 DR_REF when looking for packed references.
6201 (vect_supportable_dr_alignment): Likewise.
6203 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6205 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6206 Improve conditions for peepholes of loads followed by commutative
6208 * config/arm/ldmstm.md: Regenerated.
6210 2012-03-02 Richard Guenther <rguenther@suse.de>
6212 * BASE-VER: Set to 4.8.0.
6214 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6216 * config.gcc (obsolete): Add all ARM targets using the FPA.
6217 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6218 * doc/install.texi: Avoid references to obsolete ARM ports.
6220 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
6222 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
6224 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
6225 Joern Rennecke <joern.rennecke@embecosm.com>
6227 * doc/extend.texi: Expand and update information on interrupt
6228 attribute for Epiphany.
6230 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6232 * config/sh/sh-protos.h: Update copyright notice dates.
6233 * config/sh/sh.h: Likewise.
6234 * config/sh/sh.md: Likewise.
6235 * config/sh/constraints.md: Likewise.
6236 * config/sh/predicates.md: Likewise.
6238 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6240 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
6241 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6243 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6245 * config/sh/constraints.md: Fix comment typo.
6247 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6250 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
6251 unsigned HOST_WIDE_INT.
6252 (zvdep_imm64): Likewise.
6253 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
6254 (vdepi_and): Likewise.
6255 Likewise for unamed 64-bit patterns.
6256 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
6258 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
6261 PR rtl-optimization/52417
6262 * cselib.c (cselib_any_perm_equivs): New variable.
6263 (cselib_reset_table): Check that it's not set when not
6264 preserving constants.
6265 (cselib_add_permanent_equiv): Set it.
6266 (cselib_have_permanent_equivalences): New.
6267 (cselib_init, cselib_finish): Reset it.
6268 * cselib.h (cselib_have_permanent_equivalences): Declare.
6269 * alias.c (get_addr): Restore earlier behavior when there
6270 aren't permanent equivalences.
6272 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
6274 * config/mn10300/mn10300-modes.def: Fix copyright notice.
6275 * config/v850/v850-modes.def: Fix copyright notice.
6277 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6279 * doc/extend.texi (AVR Built-in Functions): Document
6280 __builtin_avr_flash_segment.
6282 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
6283 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
6284 (*split.flash_segment): New insn-and-split.
6285 * config/avr/avr.c (avr_init_builtins): Add local variables:
6286 const_memx_void_node, const_memx_ptr_type_node,
6287 char_ftype_const_memx_ptr.
6289 2012-03-01 Jakub Jelinek <jakub@redhat.com>
6291 PR tree-optimization/52445
6292 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
6293 add ssa_name_ver, offset and size fields and change store field
6295 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
6296 (add_or_mark_expr): Likewise. Only consider previous stores
6297 with the same size and offset.
6298 (nt_init_block): Only look at gimple_assign_single_p stmts,
6299 doesn't look at rhs2.
6301 2012-03-01 Richard Guenther <rguenther@suse.de>
6304 * tree-cfg.c (verify_gimple_assign_unary): Allow any
6305 conversions from integral types to pointer types.
6307 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6309 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
6310 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
6311 unintentionally removed in r184616.
6313 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6315 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
6318 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6319 Uros Bizjak <ubizjak@gmail.com>
6322 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
6323 alternatives, add "e" constraint to the new last alternative
6324 and ! to last 3 alternatives.
6326 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
6328 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
6329 DW_AT_artificial attributes at the end of the processing.
6330 (gen_array_type_die): Likewise.
6331 (gen_enumeration_type_die): Likewise.
6332 (gen_struct_or_union_type_die): Likewise.
6333 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
6336 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6339 * expr.c (expand_assignment): If doing misaligned store that doesn't
6340 cover all mode bits, perform a RMW cycle.
6342 PR tree-optimization/52429
6343 * tree-parloops.c (separate_decls_in_region_debug): Return early
6344 if var is LABEL_DECL.
6346 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6348 PR tree-optimization/52424
6349 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
6350 calling dom_thread_across_edge.
6352 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6354 * config/avr/avr.c: Move definition of TARGET macros to end of file.
6356 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6358 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
6359 * config/avr/avr.c (avr_output_bld): Remove unused function.
6360 (avr_out_sbxx_branch): Use "%T" to print bit position.
6362 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6364 * config/avr/avr.md: Untabify.
6366 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6368 * config/avr/avr.md (eqne): New code iterator.
6369 (*dec-and-branchsi): Use it in text peephole's condition.
6370 (*dec-and-branchhi): Ditto.
6371 (*dec-and-branchqi): Ditto.
6373 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6376 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
6377 the device does not have the skip-bug.
6379 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
6381 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
6382 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
6383 -mpretend-cmove): New.
6385 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6388 * df.h (struct df_d): Adjust comment that hard_regs_live_count
6389 doesn't count DEBUG_INSN refs.
6390 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
6391 for DEBUG_INSN refs.
6393 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6397 2012-02-20 Richard Guenther <rguenther@suse.de>
6398 PR tree-optimization/52298
6399 * tree-vect-stmts.c (vectorizable_load): Properly use
6400 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
6402 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
6405 * gimple.h (gimple_in_transaction): New.
6406 (gimple_set_in_transaction): New.
6407 (struct gimple_statement_base): Add in_transaction field.
6408 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
6410 (tree_ssa_lim_initialize): Compute transaction bits.
6411 * tree.h (compute_transaction_bits): Protoize.
6412 * trans-mem.c (tm_region_init): Use the heap to store BB
6414 (compute_transaction_bits): New.
6416 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6418 * gcc.c (display_help): Document --help=common and sort entries
6421 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6423 * doc/install.texi: Document check-$LANG specific shortcuts
6425 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6428 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
6430 * config/arm/arm_neon.h: Regenerate.
6431 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
6432 (neon_vcgeu): New insn.
6433 (neon_vcgtu): Likewise.
6434 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
6435 (ops): Unsigned comparison intrinsics call a different builtin.
6437 2012-02-28 Richard Guenther <rguenther@suse.de>
6440 * config/i386/i386.c (ix86_expand_vector_set): Fix element
6441 ordering for the VEC_CONCAT for two element vectors for
6442 V2SFmode, V2SImode and V2DImode.
6444 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
6447 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
6448 detecting big-endian triplets.
6450 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
6452 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
6453 mode if there is no type information available.
6455 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
6457 PR tree-optimization/53207
6458 * doc/invoke.texi: Document as experimental and relying on graphite.
6460 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6462 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
6463 of initializer to changes from r184614.
6465 2012-02-28 Richard Guenther <rguenther@suse.de>
6467 PR tree-optimization/52395
6468 * tree-sra.c (build_ref_for_offset): Also look at the base
6469 TYPE_ALIGN when figuring out the alignment of the replacement.
6471 2012-02-28 Richard Guenther <rguenther@suse.de>
6473 PR tree-optimization/52402
6474 * ipa-prop.c (ipa_modify_call_arguments): Properly use
6475 mis-aligned types when creating the accesses at the call site.
6477 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6479 * config/avr/builtins.def: New file.
6480 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
6481 * config/avr/avr.c (enum avr_builtin_id): Use it.
6482 (avr_init_builtins): Use it. And use avr_bdesc.
6483 (bdesc_1arg): Remove.
6484 (bdesc_2arg): Remove.
6485 (bdesc_3arg): Remove.
6486 (struct avr_builtin_description): Add field n_args.
6487 (avr_bdesc): New static variable using builtins.def.
6488 (avr_expand_builtin): Use it.
6489 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
6490 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
6491 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
6493 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6496 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
6497 match only one single hard register with respective hard reg rtx.
6498 (movmemx_<mode>): Ditto.
6499 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
6500 insn anatomy of movmem[x]_<mode>.
6501 (avr_out_movmem): Same for printing assembler and operand usage.
6503 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6507 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
6508 address spaces located outside of device flash.
6510 * config/avr/avr.h (base_arch_s): Remove field n_segments.
6511 (mcu_type_s): Add field n_flash.
6512 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
6513 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
6514 (AVR_MCU): Add N_FLASH argument.
6515 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
6516 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
6517 macro __FLASH<n> if that address space makes sense for the device.
6518 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
6519 outside of target flash.
6520 (avr_asm_named_section): Ditto.
6521 (avr_asm_select_section): Ditto.
6522 (avr_addr_space_convert): Ditto.
6523 (avr_emit_movmemhi): Ditto.
6524 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
6525 address space is outside of device flash.
6526 (avr_insert_attributes): Ditto.
6527 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
6528 avr_current_arch->n_segments.
6530 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
6533 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
6534 (*movabs<mode>_2): Likewise.
6536 2012-02-27 Jakub Jelinek <jakub@redhat.com>
6539 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
6540 s_register_operand in the test instead of REG_P. Don't call
6541 gen_reg_rtx if it won't be used.
6543 PR tree-optimization/52376
6544 * ipa-split.c (split_function): Ignore CLOBBER stmts.
6546 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
6548 * ifcvt.c (noce_get_condition): Check condition variable is not
6549 small_register_classes_for_mode_p before accepting.
6551 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
6553 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
6555 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6558 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6559 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6561 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6563 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
6565 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
6567 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
6569 * config/sh/predicates.md: Remove blank lines.
6570 * config/sh/sh.c: Fix typos in comments.
6571 * config/sh/constraints.md: Likewise.
6572 * config/sh/sh.md: Remove blank lines.
6573 Fix typos in comments. Use ;; as comment characters.
6575 2012-02-26 Walter Lee <walt@tilera.com>
6577 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
6578 (replace_mov_pcrel_step2): Ditto.
6580 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
6583 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
6584 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
6585 and locs that reference values newer than the non-canonical value
6586 at hand. Return the canonical value as a worst case.
6587 (memrefs_conflict_p): Walk canonical value's locs.
6590 * cselib.c (preserve_only_constants): Rename to...
6591 (preserve_constants_and_equivs): ... this. Split out...
6592 (invariant_or_equiv_p): ... this. Preserve plus expressions
6593 of other preserved expressions too.
6594 (cselib_reset_table): Adjust.
6595 * var-tracking.c (reverse_op): Use canonical value to build
6598 2012-02-23 Kai Tietz <ktietz@redhat.com>
6600 * config/i386/i386.c (ix86_delegitimize_address): Handle
6601 UNSPEC_PCREL plus displacement.
6603 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
6606 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
6607 to test for unusedness in st X addressing.
6609 2012-02-24 Richard Guenther <rguenther@suse.de>
6612 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
6613 (is_gimple_reg_type): Move inline ...
6614 * gimple.h (is_gimple_reg_type): ... here.
6616 2012-02-24 Richard Guenther <rguenther@suse.de>
6619 * passes.c (execute_function_todo): When verifying SSA form
6620 verify gimple form first.
6621 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
6623 2012-02-24 Richard Guenther <rguenther@suse.de>
6626 * fold-const.c (fold_addr_of_array_ref_difference): New function.
6627 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
6629 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6631 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
6633 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6635 * tree-phinodes.c (make_phi_node): Mark static.
6636 * tree-flow.h (make_phi_node): Remove extern decl.
6637 * doc/gimple.texi (make_phi_node): Remove documentation.
6639 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6641 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
6642 * tree-ssa-sccvn.c (print_scc): Ditto.
6644 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6646 * doc/passes.texi (Full redundancy elimination): Fix typo.
6648 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6650 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
6652 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
6655 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
6657 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
6660 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
6662 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
6664 * config/avr/avr.md (code_stdname): Add ior, xor.
6665 (xior): New code iterator.
6666 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
6667 (*<code_stdname><mode>qi.byte1-3): Ditto.
6669 2012-02-23 Jakub Jelinek <jakub@redhat.com>
6671 PR tree-optimization/52019
6672 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
6675 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6677 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
6678 HAVE_INITFINI_ARRAY to work around namespace pollution in
6679 certain versions of newlib system headers.
6680 * config.in: Regenerate.
6681 * configure: Regenerate.
6682 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
6683 instead of HAVE_INITFINI_ARRAY.
6685 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
6688 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
6689 is not offsettable memory reference.
6691 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6694 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
6695 setting avr_need_clear_bss_p for __gnu_lto* symbols.
6697 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6699 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
6700 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
6702 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6704 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
6705 library on Solaris 8 even without TLS support.
6706 * configure: Regenerate.
6708 2012-02-22 Richard Guenther <rguenther@suse.de>
6711 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
6712 for GIMPLE_DEBUG stmts.
6714 2012-02-22 Martin Jambor <mjambor@suse.cz>
6717 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
6718 according to the base object.
6720 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6722 PR rtl-optimization/50063
6723 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
6724 and 2 (8-bit SP) in operand 2.
6725 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
6726 setup to use movhi_sp_r instead of vanilla move to write SP.
6727 Adjust REG_CFA notes to superseed unspec.
6728 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
6730 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
6731 known to be off) only with TARGET_NO_INTERRUPTS. Never use
6732 irq_state 1 (IRQ known to be on) here.
6734 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
6736 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
6738 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
6739 assign_hard_reg): Likewise.
6741 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6743 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
6745 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6748 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
6749 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
6751 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6753 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
6754 prototype from here to...
6755 * config/avr/avr.h: ...here.
6757 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
6760 * thumb2.md (thumb2_shiftsi3_short): Split register and
6761 immediate shifts. For register shifts tie operands 0 and 1.
6762 (peephole2 for above): Check that register-controlled shifts
6763 have suitably tied operands.
6765 2012-02-21 Quentin Neill <quentin.neill@amd.com>
6768 * config/i386/bdver1.md (bdver1_call, bdver1_push,
6769 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
6770 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
6771 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
6772 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
6773 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
6774 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
6775 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
6776 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
6777 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
6778 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
6779 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
6780 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
6781 bdver1_ssevector_avx256_unaligned_load,
6782 bdver1_ssevector_sse128_unaligned_load,
6783 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
6784 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
6785 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
6786 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6787 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6788 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6789 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6790 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6791 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6792 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6793 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6794 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6795 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6796 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6797 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6798 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6799 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6800 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6801 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6802 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6803 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6804 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6805 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6806 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6807 bdver1_ssediv_double_load, bdver1_ssediv_double,
6808 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6809 Add "bdver2" attribute.
6811 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6813 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6814 default if possible and not specified otherwise.
6816 2012-02-21 Richard Guenther <rguenther@suse.de>
6819 * gimplify.c (create_tmp_from_val): Use the main variant type
6820 for the type of the temporary we create.
6822 2012-02-21 Richard Guenther <rguenther@suse.de>
6824 PR tree-optimization/52324
6825 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6826 do not gimplify a MEM_REF address operand if it is already
6829 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6831 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6832 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6834 2012-02-21 Richard Guenther <rguenther@suse.de>
6836 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6837 nested_in_vect_loop.
6839 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6841 PR tree-optimization/52318
6842 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6843 vdef also to non-pure/const call stmts in the sequence.
6845 2012-02-21 Tristan Gingold <gingold@adacore.com>
6847 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
6849 2012-02-20 David S. Miller <davem@davemloft.net>
6851 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6852 don't use the "rd %pc" instruction on v9 for PIC register loads.
6854 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6857 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6858 in a transaction safe function.
6860 2012-02-20 Kai Tietz <ktietz@redhat.com>
6863 * stor-layout.c (place_field): Handle desired_align for
6866 2012-02-20 Richard Guenther <rguenther@suse.de>
6868 PR tree-optimization/52298
6869 * tree-vect-stmts.c (vectorizable_store): Properly use
6870 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6872 (vectorizable_load): Likewise.
6873 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6874 Access DR_STEP after ensuring it is not NULL.
6876 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6878 PR tree-optimization/52286
6879 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6880 optimization use double_int_to_tree instead of build_int_cst_wide,
6881 rewrite to use double_int vars.
6883 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6886 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6888 Remove -e 0 from $gcc_cv_ld invocation.
6889 Only use __GLIBC_PREREQ if defined.
6890 Enable on Solaris since Solaris 8 patch.
6891 (gcc_SUN_LD_VERSION): New macro.
6892 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6893 gcc_SUN_LD_VERSION for version number format.
6894 * configure: Regenerate.
6895 * varasm.c (get_elf_initfini_array_priority_section): Set
6896 SECTION_NOTYPE for non-default priority.
6897 Use get_section instead of get_unnamed_section to emit
6898 .init_array/.fini_array with default priority.
6900 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6902 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6903 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6904 (mips_start_unique_function, mips_output_mips16_rdhwr)
6905 (mips_code_end): New functions.
6906 (TARGET_ASM_CODE_END): Define.
6908 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6910 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6911 to stubs with non-sibling calls.
6913 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6915 * doc/invoke.texi (-fira-* options): Copy-edit.
6916 (ira-* parameters): Copy-edit.
6918 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6920 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6921 GCC coding conventions.
6923 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6925 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6926 when used as adjectives.
6928 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6930 * doc/invoke.texi: Clean up "that"/"which" confusion.
6932 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6934 * system.h: Poison SMALL_REGISTER_CLASSES
6935 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6936 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6938 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6940 PR tree-optimization/52285
6941 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6942 when deciding if a call is a tail call or tail recursion.
6944 2012-02-16 Kai Tietz <ktietz@redhat.com>
6946 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6947 interger-constant displacement for UNSPEC_PCREL.
6949 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6951 PR rtl-optimization/52208
6952 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6953 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6955 PR tree-optimization/52255
6956 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6957 loop->header has virtual PHI, but exit_e->dest doesn't, add
6958 virtual PHI to exit_e->dest and adjust all uses after the loop.
6961 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6962 children with clone_tree_hash, not after it.
6964 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6966 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6967 extended identifiers.
6969 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6972 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6973 a same_body_alias, also test whether e->callee isn't a former
6974 or current clone of the decl this is a same body alias of.
6976 PR translation/52264
6977 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6979 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6981 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6983 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6986 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6987 force_reg instead of copy_to_reg for better optimization. Force
6988 non-register or memory operands into a register.
6990 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6992 * extend.texi: Reserve upper bits of memory model for future use.
6994 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6995 Anatoly Sokolov <aesok@post.ru>
6996 Eric Weddington <eric.weddington@atmel.com>
6999 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
7000 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
7001 Rewrite initializers for .macro.
7002 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
7003 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
7004 atxmega32d4, atxmega32x1.
7005 avrxmega4: atxmega64a3, atxmega64d3.
7006 avrxmega5: atxmega64a1, atxmega64a1u.
7007 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
7008 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
7009 avrxmega7: atxmega128a1, atxmega128a1u.
7010 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
7011 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
7012 (struct base_arch_s): Rename reserved to xmega_p.
7013 Rename reserved2 to have_rampd.
7014 (AVR_XMEGA): New define.
7015 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
7016 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
7017 * config/avr/predicates.md (io_address_operand): Take into
7019 (low_io_address_operand): Ditto.
7020 (high_io_address_operand): Ditto.
7021 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
7022 (enabled, movhi_sp_r): Use them.
7023 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
7024 cpp_define_formatted to built-in define __AVR_ARCH__.
7025 (__AVR_XMEGA__): New built-in define.
7026 (__AVR_HAVE_RAMPD__): New built-in define.
7027 (__AVR_HAVE_RAMPX__): New built-in define.
7028 (__AVR_HAVE_RAMPY__): New built-in define.
7029 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
7031 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
7032 (avr_option_override): Initialize them.
7033 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
7034 (avr_init_expanders): Initialize them. No more block several calls.
7035 (emit_push_sfr): New static function.
7036 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
7038 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
7039 (avr_print_operand): Print addreeses as symbols for
7040 RAMPX, RAMPY, RAMPD, CCP.
7041 (output_movhi): Handle AVR_XMEGA when writing to SP.
7042 (avr_out_movhi_mr_r_xmega): New static function.
7043 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
7044 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
7045 __RAMPD__, __CCP__ as needed.
7047 * config/avr/multilib.h: Regenerate.
7048 * config/avr/t-multilib: Regenerate.
7049 * config/avr/avr-tables.opt: Regenerate.
7051 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
7053 PR tree-optimization/50561
7054 * graphite-flattening.c (lst_project_loop): Do not
7055 remove old scattering dimensions after flattening.
7056 (lst_do_flatten): Likewise.
7058 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
7060 * doc/extend.texi (AVR Built-in Functions): Remove doc for
7061 __builtin_avr_map8, __builtin_avr_map16.
7062 Document __builtin_avr_insert_bits.
7064 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
7065 (insert_bits): New insn.
7066 (adjust_len.map_bits): Rename to insert_bits.
7067 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
7068 * avr-protos.h (avr_out_map_bits): Remove.
7069 (avr_out_insert_bits, avr_has_nibble_0xf): New.
7070 * config/avr/constraints.md (Cxf,C0f): New.
7071 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
7072 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
7073 New built-in define __BUILTIN_AVR_INSERT_BITS.
7074 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
7075 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
7076 (avr_move_bits): Rewrite.
7077 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
7079 (avr_map_op_t): New typedef.
7080 (avr_map_op): New static variable.
7081 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
7082 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
7083 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
7084 (bdesc_3arg, avr_expand_triop_builtin): New.
7085 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
7086 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
7087 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
7088 (avr_map_equal_p, avr_map_sig_p): Remove.
7089 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
7090 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7091 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
7092 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7093 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
7094 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7096 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7098 * config/c6x/c6x.md (reserve_cycles): New attribute.
7099 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
7100 don't reserve functional units after the branch occurs.
7102 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
7105 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
7106 functions into non-tm_pure functions.
7108 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
7111 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
7112 (iterative_hash_canonical_type): Likewise.
7113 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
7116 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7118 * haifa-sched.c (prune_ready_list): Ensure that if there is a
7119 sched-group insn, it either remains alone or the entire list is pruned.
7121 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7123 * doc/install.texi (Prerequisites): Fix grammar.
7124 (Configuration): Likewise.
7126 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7128 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
7129 MPC as part of GCC before describing configuring with --with-gmp etc.
7130 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
7131 sources are present.
7133 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7136 * dwarf2out.c (clone_tree_hash): New function.
7137 (copy_decls_walk): Use it instead of clone_tree.
7139 2012-02-14 Richard Guenther <rguenther@suse.de>
7141 PR tree-optimization/52244
7142 PR tree-optimization/51528
7143 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
7144 replacements for integral types.
7146 2012-02-14 Walter Lee <walt@tilera.com>
7148 * config.gcc: Handle tilegx and tilepro.
7149 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
7151 Add HAVE_AS_TLS check for tilegx and tilepro.
7152 * configure: Regenerate.
7153 * doc/contrib.texi: Add Mat Hostetter and self.
7154 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
7155 Document instruction intrinsics and network accessing intrinsics.
7156 (TILEPro Built-in Functions): New node. Document instruction
7157 intrinsics and network accessing intrinsics.
7158 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
7159 (Specific, tilepro-*-linux*): Likewise.
7160 * doc/invoke.texi (TILE-Gx Options): New section.
7161 (TILEPro Options): New section.
7162 * doc/md.texi (TILE-Gx): New section.
7163 (TILEPro): New section.
7164 * common/config/tilegx/tilegx-common.c: New file.
7165 * common/config/tilepro/tilepro-common.c: New file.
7166 * config/tilegx/constraints.md: New file.
7167 * config/tilegx/linux.h: New file.
7168 * config/tilegx/mul-tables.c: New file.
7169 * config/tilegx/predicates.md: New file.
7170 * config/tilegx/sync.md: New file.
7171 * config/tilegx/t-tilegx: New file.
7172 * config/tilegx/tilegx-builtins.h: New file.
7173 * config/tilegx/tilegx-c.c: New file.
7174 * config/tilegx/tilegx-generic.md: New file.
7175 * config/tilegx/tilegx-modes.def: New file.
7176 * config/tilegx/tilegx-multiply.h: New file.
7177 * config/tilegx/tilegx-protos.h: New file.
7178 * config/tilegx/tilegx.c: New file.
7179 * config/tilegx/tilegx.h: New file.
7180 * config/tilegx/tilegx.md: New file.
7181 * config/tilegx/tilegx.opt: New file.
7182 * config/tilepro/constraints.md: New file.
7183 * config/tilepro/gen-mul-tables.cc: New file.
7184 * config/tilepro/linux.h: New file.
7185 * config/tilepro/mul-tables.c: New file.
7186 * config/tilepro/predicates.md: New file.
7187 * config/tilepro/t-tilepro: New file.
7188 * config/tilepro/tilepro-builtins.h: New file.
7189 * config/tilepro/tilepro-c.c: New file.
7190 * config/tilepro/tilepro-generic.md: New file.
7191 * config/tilepro/tilepro-modes.def: New file.
7192 * config/tilepro/tilepro-multiply.h: New file.
7193 * config/tilepro/tilepro-protos.h: New file.
7194 * config/tilepro/tilepro.c: New file.
7195 * config/tilepro/tilepro.h: New file.
7196 * config/tilepro/tilepro.md: New file.
7197 * config/tilepro/tilepro.opt: New file.
7199 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7201 PR tree-optimization/52210
7202 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7203 vect_model_simple_cost with two entry vect_def_type array instead
7204 of an address of dt.
7206 2012-02-14 Richard Guenther <rguenther@suse.de>
7209 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7210 Do not stream DECL_QUALIFIER.
7211 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7212 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7213 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7215 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7218 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
7221 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7224 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
7225 * cselib.c (cselib_subst_to_values_from_insn): New function.
7226 * sched-deps.c (add_insn_mem_dependence,
7227 sched_analyze_1, sched_analyze_2): Use it.
7229 2012-02-13 Jan Hubicka <jh@suse.cz>
7232 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
7234 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
7236 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
7237 (GTM_SELF_SPECS): Define if not already defined.
7238 (driver_self_specs): Add GTM_SELF_SPECS.
7239 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
7240 (GTM_SELF_SPECS): Define.
7241 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
7242 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
7244 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7246 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
7249 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
7252 * omp-low.c (expand_omp_for): If a static schedule without chunk size
7253 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
7255 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
7258 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
7260 2012-02-13 Richard Guenther <rguenther@suse.de>
7262 PR translation/52211
7263 * passes.c (enable_disable_pass): Fix typo.
7265 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7268 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
7269 XOR for reduce_bit_field if type is unsigned.
7271 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
7273 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
7274 disallow changes from SFmode to mode with different size in FP regs.
7276 2012-02-12 Robert Millan <rmh@gnu.org>
7277 Gerald Pfeifer <gerald@pfeifer.com>
7279 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
7282 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
7284 PR rtl-optimization/52175
7285 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
7286 to frame-related instructions.
7288 2012-02-10 Jason Merrill <jason@redhat.com>
7291 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
7292 (demangle_new_symbols): Fill it.
7293 (scan_linker_output): Walk it.
7294 (start_tweaking): Split out from scan_linker_output.
7295 (maybe_tweak): Update sym->chosen.
7296 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
7298 2012-02-11 Jakub Jelinek <jakub@redhat.com>
7301 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
7303 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
7305 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7306 having the same mode as previous compare.
7308 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
7310 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
7311 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
7312 (nonlocal_goto_internal): Likewise.
7313 (nonlocal_goto): Emit a use and an indirect jump directly.
7315 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
7318 * doc/extend.texi : Update comments for __atomic_compare_exchange and
7319 __atomic_{is,always}_lock_free.
7321 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
7324 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
7325 negative constant address for TARGET_X32.
7327 2012-02-10 Richard Henderson <rth@redhat.com>
7329 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
7330 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
7331 for GIMPLE_TRANSACTION. Tidy if's into a switch.
7333 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7334 Ira Rosen <irar@il.ibm.com>
7336 PR tree-optimization/50031
7337 * targhooks.c (default_builtin_vectorization_cost): Handle
7339 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
7340 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
7341 all types of reduction and pattern statements.
7342 (vect_estimate_min_profitable_iters): Likewise.
7343 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
7344 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
7345 for explicit realigns.
7346 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
7347 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
7349 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
7350 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
7351 vec_perm for VSX and handle vec_promote_demote.
7353 2012-02-10 Jakub Jelinek <jakub@redhat.com>
7356 * builtins.c (fold_builtin_atomic_always_lock_free,
7357 expand_builtin_atomic_always_lock_free,
7358 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
7359 Return and/or test boolean_true_node/boolean_false_node instead of
7360 integer_one_node/integer_zero_node.
7362 2012-02-10 Jan Hubicka <jh@suse.cz>
7365 * predict.c (predict_paths_for_bb): Prevent looping.
7366 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
7368 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
7370 * config/arm/arm.c (output_move_double): In one case properly
7371 count number of instructions that will be emitted.
7373 2012-02-10 Richard Guenther <rguenther@suse.de>
7375 PR translation/52193
7376 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
7378 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
7381 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
7383 2012-02-09 Jakub Jelinek <jakub@redhat.com>
7386 * var-tracking.c (emit_note_insn_var_location): If
7387 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
7388 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
7389 non-NOTE_DURING_CALL_P insn.
7391 2012-02-09 Bin Cheng <bin.cheng@arm.com>
7394 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
7396 2012-02-08 Magnus Granberg <zorry@gentoo.org>
7399 * gcc.c (switch_matches) Support switches with separated form,
7402 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
7404 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
7406 (RAMPZ_ADDR): Ditto.
7407 * config/avr/avr.c (avr_addr_t): New typedef.
7408 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
7409 (avr_init_expanders): Initialize it.
7410 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
7412 (expand_epilogue): Ditto.
7413 (avr_print_operand): Ditto.
7414 (avr_file_start): Ditto.
7415 (avr_emit_movmemhi): Ditto.
7417 2012-02-08 Richard Guenther <rguenther@suse.de>
7419 PR tree-optimization/46886
7420 * tree-flow.h (do_while_loop_p): Declare.
7421 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
7422 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
7424 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
7426 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
7427 always succeed for integers larger than a native word.
7429 2012-02-08 Richard Guenther <rguenther@suse.de>
7431 PR rtl-optimization/52170
7432 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
7433 properly handle integer vector modes.
7435 2012-02-08 Jakub Jelinek <jakub@redhat.com>
7437 PR gcov-profile/52150
7438 * coverage.c: Include target.h.
7439 (build_var): Call targetm.strip_name_encoding on the assembler name.
7440 Change one _ into . or $ if the target allows it.
7441 * Makefile.in (coverage.o): Depend on $(TARGET_H).
7443 PR rtl-optimization/52139
7444 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
7445 is a BARRIER after emit_insn_after_noloc, move BB_END
7446 to the last non-BARRIER insn before it.
7448 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
7451 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
7452 (mips_gimplify_va_arg_expr): Call it instead of
7453 std_gimplify_va_arg_expr.
7455 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7457 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
7458 message for -mno-pointers-to-nested-function.
7460 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
7463 * expr.c (get_inner_reference): If there is an offset, add a negative
7464 bit position to it (if any).
7466 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7468 PR rtl-optimization/52060
7469 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
7470 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
7471 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
7472 and/or i0src_copy2 when needed.
7474 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7476 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
7477 or LTOPLUGINSONAME if have_c.
7479 * config/freebsd-spec.h: Add comment about what macros can be defined
7481 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
7482 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
7485 2012-02-07 Richard Guenther <rguenther@suse.de>
7487 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
7488 newline in -alias dumps.
7490 2012-02-07 Kai Tietz <ktietz@redhat.com>
7491 Dave Korn <dave.korn.cygwin@gmail.com>
7494 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
7495 Take care that typinfo gets dllexport-attribute.
7497 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7500 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
7501 if modifier < EXPAND_SUM call force_operand on the result.
7503 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
7505 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
7506 adding __forwarder_dst__ prefix if a forwarder_section attribute is
7508 (epiphany_function_type): Replace types for specific interrupts with
7509 EPIPHANY_FUNCTION_INTERRUPT.
7510 (EPIPHANY_INTERRUPT_P): Update.
7511 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
7512 New static function.
7513 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
7514 <disinterrupt>: Affects type identity.
7515 (epiphany_handle_interrupt_attribute): Handle variable number of
7517 (epiphany_compute_function_type): Update for new
7518 epiphany_function_type definition.
7519 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
7520 handlers with a longcall forwarder.
7521 (epiphany_start_function): Handle multiple interrupt arguments and/or
7522 forwarder_section attribute.
7524 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
7527 2012-02-07 Alan Modra <amodra@gmail.com>
7530 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
7533 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7535 PR tree-optimization/50969
7536 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
7537 use vec_perm rather than vector_stmt.
7538 (vect_model_load_cost): Likewise.
7539 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
7540 vec_perm to be the same as other vector statements.
7541 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
7542 cost of vec_perm for TARGET_VSX.
7544 2012-02-06 Richard Guenther <rguenther@suse.de>
7546 PR tree-optimization/52115
7547 * tree-sra.c (access_has_replacements_p): New function.
7548 (sra_modify_assign): Use it to decide whether a use is uninitialized.
7550 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
7553 * trans-mem.c (expand_call_tm): Add an assertion.
7554 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
7557 2012-02-06 Richard Guenther <rguenther@suse.de>
7559 PR tree-optimization/50955
7560 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
7561 raise cost of expressions that replace an address with an
7562 expression based on a different pointer.
7564 2012-02-06 Jakub Jelinek <jakub@redhat.com>
7567 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
7568 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
7570 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
7573 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
7574 -Weffc++ and specify guidelines come from second edition.
7576 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7578 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
7579 (sibcall_value_multiple_internal, call_split, call_internal_direct)
7580 (call_direct_split, call_value_split, call_value_internal_direct)
7581 (call_value_direct_split, call_value_multiple_split): Use jal and
7582 jal_macro attributes.
7584 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7586 * reload1.c (reload_regs_reach_end_p): Replace with...
7587 (reload_reg_rtx_reaches_end_p): ...this function.
7588 (new_spill_reg_store): Update commentary.
7589 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
7590 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
7591 before setting new_spill_reg_store.
7592 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
7593 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
7594 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
7595 for non-spill reload registers.
7597 2012-02-05 Ira Rosen <irar@il.ibm.com>
7599 PR tree-optimization/52091
7600 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
7601 (vect_is_simple_use_1): Likewise.
7602 * tree-vect-loop.c (vectorizable_reduction): Update calls
7603 to vect_is_simple_use_1 and vect_is_simple_use.
7604 (vectorizable_live_operation): Likewise.
7605 * tree-vect-patterns.c (widened_name_p,
7606 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
7607 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
7608 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7609 vectorizable_shift,vectorizable_operation, vectorizable_store,
7610 vectorizable_load): Likewise.
7611 (vect_is_simple_cond): Add an argument, pass it to
7612 vect_is_simple_use_1.
7613 (vectorizable_condition): Update calls to vect_is_simple_cond,
7615 (vect_is_simple_use): Add an argument, the statement in which
7616 OPERAND is used. Check that if OPERAND's def stmt is a double
7617 reduction phi node, the use is a phi node too.
7618 (vect_is_simple_use_1): Add an argument, pass it to
7620 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
7621 to vect_is_simple_use.
7623 2012-02-04 Jakub Jelinek <jakub@redhat.com>
7625 PR rtl-optimization/52095
7626 * modulo-sched.c (dump_insn_locator): New function.
7627 (loop_canon_p, sms_schedule): Use it.
7629 PR rtl-optimization/52113
7630 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
7631 even for decomposable shift/zext insns.
7633 2012-02-03 Jakub Jelinek <jakub@redhat.com>
7634 Zdenek Dvorak <ook@ucw.cz>
7636 PR rtl-optimization/52092
7637 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
7638 on get_iv_value result.
7640 2012-02-02 Andrew Pinski <apinski@cavium.com>
7644 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
7646 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7649 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
7651 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
7653 PR rtl-optimization/49800
7654 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
7655 (sched_finish): Call regstat_free_n_sets_and_refs.
7657 2012-02-02 Jia Liu <proljc@gmail.com>
7659 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
7662 2012-02-02 Jan Hubicka <jh@suse.cz>
7663 Tom de Vries <tom@codesourcery.com>
7666 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
7667 * varpool.c (varpool_analyze_pending_decls): Likewise.
7669 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
7670 Jayant R Sonar <jayant.sonar@kpitcummins.com>
7672 * config.gcc: Add cr16-* support.
7674 * doc/extend.texi: Document cr16 extensions.
7675 * doc/install.texi: Document cr16 install.
7676 * doc/invoke.texi: Document cr16 options.
7677 * doc/md.texi: Document cr16 constraints.
7679 * common/config/cr16/cr16-common.c: New file.
7680 * config/cr16/cr16.c: New file.
7681 * config/cr16/cr16.h: New file.
7682 * config/cr16/cr16.md: New file.
7683 * config/cr16/cr16.opt: New file.
7684 * config/cr16/cr16-protos.h: New file.
7685 * config/cr16/predicates.md: New file.
7686 * config/cr16/constraints.md: New file.
7687 * config/cr16/t-cr16: New file.
7689 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7692 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
7693 that operands[2] is either immediate, or q_regs_operand.
7695 PR tree-optimization/52073
7696 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
7697 a pattern stmt for pattern uses, ignore uses outside of the loop.
7699 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7701 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
7702 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
7703 (OUT_AS1, OUT_AS2): Remove.
7705 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7707 PR rtl-optimization/51374
7708 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
7709 to cross other volatile_refs_p insns.
7711 2012-02-01 Richard Guenther <rguenther@suse.de>
7713 * doc/invoke.texi (fno-inline): Clarify documentation.
7714 (finline-small-functions): Likewise.
7715 (finline-functions): Likewise.
7716 * common.opt (finline): Adjust comment and documentation.
7717 (finline-small-functions): Clarify documentation.
7718 (finline-functions): Likewise.
7719 (finline-functions-called-once): Likewise.
7721 2012-02-01 Tristan Gingold <gingold@adacore.com>
7723 * c-typeck.c (composite_type): Keep mode for pointers.
7725 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
7727 * function.h (regno_reg_rtx): Adjust comment.
7728 * reginfo.c (init_reg_modes_target): Only use the previous mode
7729 if it fits within one register. Remove MIPS comment.
7731 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7734 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
7736 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7738 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
7739 to srak instruction.
7741 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7743 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
7745 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7750 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
7752 2012-01-31 Richard Guenther <rguenther@suse.de>
7754 PR tree-optimization/51528
7755 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
7758 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7763 * ree.c (add_removable_extension): Change def_map argument
7764 to unsigned *, store in def_map 1 + offset into *insn_list vector
7765 instead of pointers into the vector.
7766 (find_removable_extensions): Adjust caller.
7768 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7770 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
7771 Transform all "* quoted-c-code" to { c-code }.
7772 Remove redundant test for "optimize" in combine patterns.
7773 Move (include "avr-dimode.md") to end of file.
7775 2012-01-30 Bin Cheng <bin.cheng@arm.com>
7778 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
7779 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
7781 2012-01-30 Richard Guenther <rguenther@suse.de>
7783 PR tree-optimization/52028
7784 * tree-loop-distribution.c (ldist_gen): Properly update
7787 2012-01-30 Jakub Jelinek <jakub@redhat.com>
7790 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7791 set_cur_line_info_table if not emitting debug info.
7793 PR tree-optimization/52046
7794 * tree-vect-patterns.c (check_bool_pattern): Give up if
7795 a comparison could throw.
7798 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7800 2012-01-30 Richard Guenther <rguenther@suse.de>
7802 PR tree-optimization/52045
7803 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7804 SSA form if cfgcleanup did anything.
7806 2012-01-30 Richard Guenther <rguenther@suse.de>
7808 PR tree-optimization/52045
7809 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7810 before computing final todo.
7812 2012-01-30 Richard Guenther <rguenther@suse.de>
7814 PR tree-optimization/51528
7815 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7818 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7820 * df-problems.c (df_kill_notes): Check that the use refers
7821 to the note under examination.
7823 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7826 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7827 parameter and use short-lived pseudos.
7828 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7829 (sparc_expand_vector_init): Const-ify local variables and adjust
7830 calls to above functions.
7832 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7834 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7836 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7838 * doc/invoke.texi: Make usage of "compile time" and
7839 "run time"/"runtime" consistent throughout the file.
7841 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7843 * config/alpha/alpha.c (alpha_option_override): Default to
7844 full IEEE compliance mode for Go language.
7846 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7848 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7849 (LINK_SSP_SPEC): Define.
7851 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7854 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7857 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7859 * doc/invoke.texi: Correct hyphenation of "floating point",
7860 "double precision", and related terminology throughout the file.
7862 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7865 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7866 arm_general_register_operand predicate for operand 2 instead of
7869 2012-01-27 Ian Lance Taylor <iant@google.com>
7872 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7873 * builtins.c (expand_builtin_init_trampoline): Add onstack
7874 parameter. Change caller.
7875 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7876 * tree.c (build_common_builtin_nodes): Declare
7877 __builtin_init_heap_trampoline.
7879 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7881 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7882 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7883 * config/avr/avr.c: Ditto.
7884 (avr_regnames): Remove because unused.
7885 * config/avr/avr.md (*cpse.ne): New peephole.
7886 (*cpse.eq): New peephole from former cpse peepholes.
7888 2012-01-27 Michael Eager <eager@eagercon.com>
7890 * config/microblaze.c (microblaze_emit_compare): Correct
7891 test after pcmp instruction.
7893 2012-01-27 Richard Guenther <rguenther@suse.de>
7895 PR tree-optimization/52020
7896 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7898 2012-01-27 Richard Guenther <rguenther@suse.de>
7900 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7901 function non-const/pure.
7903 2012-01-27 Richard Guenther <rguenther@suse.de>
7905 PR tree-optimization/50444
7906 * tree-sra.c (build_ref_for_offset): Properly adjust the
7907 MEM_REF type for unaligned accesses.
7909 2012-01-27 Richard Guenther <rguenther@suse.de>
7911 PR tree-optimization/50444
7912 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7913 (expand_assignment): Use it. Properly handle misaligned
7914 bases when expanding stores to component references.
7915 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7918 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7921 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7922 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7923 * tree-data-ref.c (find_data_references_in_loop): Make static.
7924 (compute_all_dependences): Change return type to bool. Bail out
7925 for too many datarefs in a loop. Move the hunk resetting the data
7926 dependences vector from ...
7927 (compute_data_dependences_for_loop): ... here. Account for
7928 compute_all_dependences returning false.
7929 (compute_data_dependences_for_bb): Likewise.
7930 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7931 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7933 2012-01-27 Richard Guenther <rguenther@suse.de>
7936 * expr.c (store_field): Use the alias-set of the scratch memory
7939 2012-01-27 Tom de Vries <tom@codesourcery.com>
7941 PR tree-optimization/51990
7942 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7944 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7946 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7949 * var-tracking.c (reverse_op): Don't add any reverse operation
7950 if V already has any constant locations.
7952 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7954 * doc/invoke.texi: Correct usage of "command line" (noun)
7955 vs "command-line" (adjective) throughout.
7957 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7959 * doc/invoke.texi (Language Independent Options): Move
7960 -Wcoverage-mismatch blurb from here....
7961 (Warning Options): ...to here.
7963 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7965 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7966 Set rs6000_always_hint to false for 476.
7968 2012-01-27 Matthias Klose <doko@ubuntu.com>
7970 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7972 * incpath.c (add_standard_paths): Likewise.
7974 2012-01-27 Richard Henderson <rth@redhat.com>
7976 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7977 * config/m68k/sync.md (atomic_test_and_set): Rename from
7978 sync_test_and_setqi and adjust the operands.
7979 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7980 and unconditionally enable.
7982 2012-01-27 Richard Henderson <rth@redhat.com>
7984 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7985 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7986 (ldstub): Rename from ldstubqi.
7987 (ldstub<I24MODE>): Remove.
7989 2012-01-27 Richard Henderson <rth@redhat.com>
7991 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7992 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7993 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7994 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7995 * doc/tm.texi: Rebuild.
7997 2012-01-27 Richard Henderson <rth@redhat.com>
7999 * optabs.c (gen_atomic_test_and_set): Remove default.
8000 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
8002 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8004 PR rtl-optimization/51978
8005 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
8006 (combine_reaching_defs): Likewise.
8007 (struct re_info): Remove.
8008 (add_removable_extension): Remove x and data arguments,
8009 add insn, insn_list and def_map. Use the arguments directly
8010 instead of using struct re_info.
8011 (find_removable_extensions): Don't call add_removable_extension
8012 through note_stores, instead just call it with single_set
8014 (find_and_remove_re): Pass curr_cand->expr instead of
8015 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
8017 2012-01-26 Michael Matz <matz@suse.de>
8019 PR tree-optimization/46590
8020 * cfgexpand.c: Revert last change (r183305).
8021 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
8023 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
8024 checking for emptiness.
8026 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8029 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
8030 non-addressable non-BLKmode base correctly.
8032 2012-01-26 Michael Matz <matz@suse.de>
8034 PR tree-optimization/48794
8035 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
8036 regions referenced from RESX/EH_DISPATCH.
8038 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8040 * config/s390/s390.h: Make BRANCH_COST an option.
8041 * config/s390/s390.opt: New option -mbranch-cost.
8043 2012-01-26 Richard Henderson <rth@redhat.com>
8045 Revert 2012-01-24 change:
8046 * trans-mem.c (requires_barrier): Do not instrument thread local
8047 variables and emit save/restore for them.
8049 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8052 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
8055 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
8057 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
8060 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
8063 Rename __pgm to __flash.
8064 Rename __pgm1 to __flash1.
8065 Rename __pgm2 to __flash2.
8066 Rename __pgm3 to __flash3.
8067 Rename __pgm4 to __flash4.
8068 Rename __pgm5 to __flash5.
8069 Rename __pgmx to __memx.
8070 * doc/extend.texi (AVR Named Address Spaces)
8071 Rename address space names as indicated above.
8072 * config/avr/avr.c (avr_addrspace): Ditto.
8074 * config/avr/avr-protos.h
8075 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
8076 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
8077 * config/avr/predicates.md: Ditto.
8078 * config/avr/avr.c Ditto, and
8079 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
8080 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
8082 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
8083 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
8084 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
8085 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
8086 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
8087 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
8088 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
8089 * config/avr/avr.c: Ditto.
8090 * config/avr/avr.md: Ditto.
8092 2012-01-25 Jason Merrill <jason@redhat.com>
8095 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
8097 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8099 PR tree-optimization/51987
8100 * tree-data-ref.c (get_references_in_stmt): Handle references in
8101 non-volatile GIMPLE_ASM.
8103 2012-01-25 Richard Guenther <rguenther@suse.de>
8105 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
8106 bases are dereferenced.
8108 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8110 PR rtl-optimization/48374
8111 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
8113 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8115 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
8116 compute_data_dependences_for_loop returns false.
8117 * tree-parloops.c (loop_parallel_p): Likewise.
8119 2012-01-25 Richard Guenther <rguenther@suse.de>
8121 * tree.h (get_pointer_alignment_1): Declare.
8122 * builtins.c (get_pointer_alignment_1): New function.
8123 (get_pointer_alignment): Use it.
8125 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8127 PR rtl-optimization/48308
8128 * combine.c (enum undo_kind): Add UNDO_LINKS.
8129 (struct undo): Add member l to other_contents and where.
8130 (do_SUBST_LINK): New.
8132 (try_combine): Handle LOG_LINKS for the dummy i1 case.
8133 (undo_all): Handle UNDO_LINKS.
8135 2012-01-25 Richard Henderson <rth@redhat.com>
8137 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
8140 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8142 * optabs.c (gen_atomic_test_and_set): Use each argument.
8144 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8146 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
8147 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
8148 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
8149 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
8150 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
8151 TARGET_PAIRED_SINGLE_FLOAT.
8153 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8155 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8156 (in_struct, return_val): Remove MEM documentation.
8157 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
8158 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8159 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
8161 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8162 * cfgexpand.c (add_alias_set_conflicts): Likewise.
8163 * expr.c (store_field): Likewise.
8164 * function.c (assign_stack_temp_for_type): Likewise.
8165 * ifcvt.c (noce_try_cmove_arith): Likewise.
8166 * reload1.c (reload): Likewise.
8167 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
8168 (alpha_set_memflags): Likewise.
8169 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
8171 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8173 * rtl.h (true_dependence, canon_true_dependence): Remove varies
8175 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
8176 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
8177 (true_dependence_1, true_dependence, canon_true_dependence): Remove
8179 * cselib.c (cselib_rtx_varies_p): Delete.
8180 (cselib_invalidate_mem): Update call to canon_true_dependence.
8181 * dse.c (record_store, check_mem_read_rtx): Likewise.
8182 (scan_reads_nospill): Likewise.
8183 * cse.c (check_dependence): Likewise.
8184 (cse_rtx_varies_p): Delete.
8185 * expr.c (safe_from_p): Update call to true_dependence.
8186 * ira.c (validate_equiv_mem_from_store): Likewise.
8187 (memref_referenced_p): Likewise.
8188 * postreload-gcse.c (find_mem_conflicts): Likewise.
8189 * sched-deps.c (sched_analyze_2): Likewise.
8190 * store-motion.c (load_kills_store): Likewise.
8191 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8192 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8193 (compute_transp): Update call to canon_true_dependence.
8195 2012-01-25 Richard Henderson <rth@redhat.com>
8197 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8198 (maybe_emit_atomic_test_and_set): New.
8199 (expand_sync_lock_test_and_set): Use it.
8200 (expand_atomic_test_and_set): Likewise.
8201 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8202 the implementation; clarify implementation defined details.
8203 * doc/md.texi (atomic_test_and_set): Document.
8205 2012-01-25 Richard Henderson <rth@redhat.com>
8207 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8209 2012-01-25 Richard Henderson <rth@redhat.com>
8212 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8213 to effect no-op split.
8215 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8218 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8219 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8220 (BT_FN_VOID_PTR_INT_SIZE): New.
8221 (BT_FN_UINT_UINT_VAR): Remove.
8222 (BT_FN_UINT32_UINT32_VAR): New.
8223 (BT_FN_DOUBLE_VPTR): Remove.
8224 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
8226 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
8227 (_ITM_changeTransactionMode): Same.
8228 (_ITM_memmoveRtWt): Change return type to void.
8229 (_ITM_memcpyRtWt): Same.
8230 (_ITM_memsetW): Same.
8231 (_ITM_RaRD): Change types to double.
8236 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
8238 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8239 Patrick Marlier <patrick.marlier@gmail.com>
8241 * trans-mem.c (requires_barrier): Do not instrument thread local
8242 variables and emit save/restore for them.
8244 2012-01-24 Jason Merrill <jason@redhat.com>
8247 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
8248 output static aliases.
8250 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8253 * common.opt (-pie, -shared, pie, shared): Change from Common to
8255 * gcc.c (display_help): Display help for -pie and -shared.
8257 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
8260 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
8261 Remove note on size/offset limitation.
8262 (AVR Variable Attributes): Add example how to read data located
8263 with progmem. Refer to named address spaces.
8264 * doc/invoke.texi (AVR Options): Fix typo.
8266 2012-01-24 Richard Guenther <rguenther@suse.de>
8268 Forward-port to trunk
8269 2010-09-21 Jakub Jelinek <jakub@redhat.com>
8272 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
8273 op0 isn't sufficiently aligned and there is movmisalignM
8274 insn for mode, use it to load op0 into a temporary register.
8276 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8279 * target.def (const_not_ok_for_debug_p): New hook.
8280 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
8282 * doc/tm.texi: Regenerated.
8283 * dwarf2out.c (const_ok_for_output_1): If
8284 targetm.const_not_ok_for_debug_p returns true, fail.
8285 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
8287 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
8289 2012-01-23 Kai Tietz <ktietz@redhat.com>
8292 * config/i386/predicates.md (symbolic_operand): Allow
8293 UNSPEC_PCREL as PIC expression for lea.
8294 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
8295 * config/i386/i386.c (ix86_delegitimize_address): Handle
8296 UNSPEC_PCREL for none-MEM, too.
8298 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8300 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
8301 (ipa_tm_create_version_alias): Same.
8303 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
8306 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
8307 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
8309 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8310 Patrick Marlier <patrick.marlier@gmail.com>
8311 Iain Sandoe <developer@sandoe-acoustics.co.uk>
8314 * lto-wrapper.c (run_gcc): Pass the LTO section name to
8315 simple_object_start_read.
8317 2012-01-23 Richard Guenther <rguenther@suse.de>
8320 PR tree-optimization/51895
8321 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
8322 parameter decomposition into BLKmode components.
8324 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
8326 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
8327 fake variables for restrict-qualified pointers whose pointed-to type
8328 contains a placeholder.
8330 2012-01-23 Richard Guenther <rguenther@suse.de>
8332 PR tree-optimization/51949
8333 * ipa-split.c (execute_split_functions): Do not split malloc functions.
8335 2012-01-23 Jakub Jelinek <jakub@redhat.com>
8337 PR rtl-optimization/51933
8338 * ree.c (transform_ifelse): Return true right away if dstreg is
8339 already wider or equal to cand->mode.
8340 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
8341 (make_defs_and_copies_lists): Remove defs_list and copies_list
8342 arguments, add state argument, just truncate state->work_list
8343 instead of always allocating and freeing the vector. Assert that
8344 get_defs succeeds instead of returning 2. Changed return type to bool.
8345 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
8346 have ext_src_mode, see if it has been modified already with the
8347 right kind of extension and has been extended before from the
8348 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
8349 just return true. Remember the original mode in state->modified array.
8350 (combine_reaching_defs): Add state argument. Don't allocate and
8351 free here def_list, copied_list and vec vectors, instead just
8352 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
8353 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
8354 Add state variable, clear vectors in it, initialize state.modified
8355 if needed. Free all the vectors at the end and state.modified too.
8356 Don't skip a candidate if the extension expression has been modified.
8358 2012-01-22 Douglas B Rupp <rupp@gnat.com>
8361 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
8362 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
8363 (extra_options) interix.opt -> i386/interix.opt"
8364 (extra_objs):Add winnt-stubs.o
8365 * configure.ac: Add interix to target_os .comm on PE check.
8366 * configure: Regenerate.
8367 * config/interix3.h: Delete and move bits to..
8368 * config/interix.h: Delete and move bits to..
8369 * config/i386/i386-interix3.h: Delete and move bits to..
8370 * config/i386/i386-interix.h: ..here.
8371 (TARGET_CPU_DEFAULT): Remove redefinition.
8372 (TARGET_ASM_CONSTRUCTOR): Undefine.
8373 (SUBTARGET_SWITCHES): Define for ms-bitfields.
8374 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
8375 (PTRDIFF_TYPE): Define.
8376 (LONG_DOUBLE_TYPE_SIZE): Define.
8377 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
8378 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8379 (TARGET_SECTION_TYPE_FLAGS): Define.
8380 (ASM_DECLARE_FUNCTION_NAME): Define.
8381 (ASM_OUTPUT_EXTERNAL): Define.
8382 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8383 (ASM_OUTPUT_ALIGNED_BSS): Define.
8384 (PCC_BITFIELD_TYPE_MATTERS): Define.
8385 (USE_CONST_SECTION): Define.
8386 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
8387 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
8388 (SUPPORTS_ONE_ONLY): Remove.
8389 (I386_PE_STRIP_ENCODING): Define.
8390 * config/interix.opt: Delete and move bits to..
8391 * config/i386/interix.opt: ..here. New.
8392 (mpe-aligned-commons): Add.
8393 * config/i386/t-interix: Add copyright header.
8394 (winnt-stubs.o): Add rule.
8396 2012-01-22 Jason Merrill <jason@redhat.com>
8399 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
8400 for extra name aliases.
8402 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
8404 PR rtl-optimization/51924
8405 * ree.c (combine_set_extension): Improve debugging message.
8406 (combine_reaching_defs): Likewise.
8407 (get_defs): Rename confusingly named variable.
8408 (find_and_remove_re): Skip a candidate if the extension expression has
8411 2012-01-21 Robert Millan <rmh@gnu.org>
8412 Gerald Pfeifer <gerald@pfeifer.com>
8414 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
8415 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
8417 2012-01-20 Jakub Jelinek <jakub@redhat.com>
8419 PR tree-optimization/51914
8420 * tree-vect-stmts.c (vectorizable_conversion): For
8421 cvt_type && modifier == WIDEN, put temporary with cvt_type
8422 at the beginning of vec_dsts and set vec_dest to temporary
8425 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
8427 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
8429 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
8431 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
8432 * config/rs6000/rs6000.c: Likewise.
8434 2012-01-20 Jakub Jelinek <jakub@redhat.com>
8437 * config/arm/arm.c (arm_count_output_move_double_insns): Call
8438 output_move_double on a copy of operands array.
8440 2012-01-20 Cary Coutant <ccoutant@google.com>
8441 Dodji Seketeli <dodji@redhat.com>
8444 * dwarf2out.c (copy_declaration_context): Return ref to parent
8445 of declaration DIE, if necessary.
8446 (remove_child_or_replace_with_skeleton): Add new parameter; update
8447 caller. Place skeleton DIE under parent DIE of original declaration.
8448 Move call to copy_declaration_context to here ...
8449 (break_out_comdat_types): ... from here.
8451 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8453 PR rtl-optimization/51856
8454 * reload.c (find_reloads_subreg_address): Set the address_reloaded
8457 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8460 * config/arm/arm.c (arm_print_operand): Correct output of alignment
8461 hints for neon loads and stores.
8463 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
8467 * doc/extend.texi (Named Address Spaces): Split into subsections.
8468 (AVR Named Address Spaces): New subsection.
8469 (M32C Named Address Spaces): New subsection.
8470 (RL78 Named Address Spaces): New subsection.
8471 (SPU Named Address Spaces): New subsection.
8472 (Variable Attributes): New anchor "AVR Variable Attributes".
8473 (AVR Variable Attributes): Rewrite and avoid wording
8474 "address space" in this context.
8475 * doc/invoke.texi (AVR Options): Rewrite and add documentation
8476 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
8477 (AVR Built-in Macros): New subsubsection therein.
8478 * doc/md.texi (AVR constraints): Remove "C04", "R".
8480 2012-01-20 Richard Guenther <rguenther@suse.de>
8482 PR tree-optimization/51903
8483 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
8484 when removing stmts.
8486 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8489 * config/arm/arm.c (arm_load_pic_register): Use
8490 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
8491 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
8492 (arm_pic_static_addr): Likewise.
8493 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
8494 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
8495 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
8496 (pic_load_addr_unified): New.
8498 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
8501 * function.c (instantiate_virtual_regs_in_insn): Use
8502 delete_insn_and_edges when removing a wrong asm insn.
8504 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
8506 PR rtl-optimization/40761
8507 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
8508 Add new member loop_num.
8509 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
8510 (ira_build): Remove the parameter.
8512 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
8513 (ira.c): Do not build CFG loops for one region allocation. Remove
8514 argument from ira_build call.
8516 * ira-build.c (init_loop_tree_node): New function.
8517 (create_loop_tree_nodes): Use it. Separate the case when CFG
8518 loops are not built.
8519 (more_one_region_p): Check current_loops.
8520 (finish_loop_tree_nodes): Separate the case when CFG loops are not
8522 (add_loop_to_tree): Process loop equal to NULL too.
8523 (form_loop_tree): Separate the case when CFG loops are not built.
8524 Use explicitly number for the root.
8525 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
8527 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
8528 instead of loop->num.
8529 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
8530 (mark_all_loops_for_removal): Ditto.
8531 (remove_unnecessary_regions): Separate the case when CFG loops
8533 (ira_build): Remove the parameter. Use explicit number of regions
8534 when CFG loops are not built.
8536 * ira-color.c (print_loop_title): Separate the case for the root node.
8537 Use loop_num instead of loop->num.
8538 (move_spill_restore): Use loop_num instead of loop->num.
8540 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
8541 (change_loop): Ditto.
8542 (change_loop): Use loop_num instead of loop->num.
8544 * ira-lives.c (process_bb_node_lives): Ditto.
8546 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
8548 * ira-conflicts.c (print_allocno_conflicts): Ditto.
8550 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8553 * tree-mudflap.c (mf_artificial): New function.
8554 (execute_mudflap_function_ops, execute_mudflap_function_decls,
8555 mx_register_decls, mudflap_enqueue_decl): Use it.
8558 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
8559 numbers in the insn pattern.
8561 2012-01-19 Michael Matz <matz@suse.de>
8563 PR tree-optimization/46590
8564 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
8565 use it in remembering which conflicts we already created.
8566 (add_scope_conflicts): Adjust call to above, (de)allocate helper
8569 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
8572 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
8573 (merge_and_complain): Same.
8575 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8578 * config/initfini-array.h: Guard content of the header
8579 with #ifdef HAVE_INITFINI_ARRAY.
8580 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
8581 Add initfini-array.h to tm_file here.
8582 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
8583 * config.gcc: Don't add initfini-array.h to tm_file here.
8584 * configure: Regenerated.
8586 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
8588 PR rtl-optimization/51505
8589 * df-problems.c (df_kill_notes): New parameter live. Update comment.
8590 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
8591 (df_note_bb_compute): Update the call to df_kill_notes.
8593 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
8595 * trans-mem.c (requires_barrier): Remove call to is_global_var.
8597 2012-01-18 Richard Guenther <rguenther@suse.de>
8599 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
8600 of conversions to void *.
8602 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8603 Richard Sandiford <rdsandiford@googlemail.com>
8607 * optabs.h (simplify_expand_binop): Declare.
8608 * optabs.c (simplify_expand_binop): Make global.
8609 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
8610 endian targets if the source cannot be exactly covered by word
8613 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8616 * hard-reg-set.h (struct hard_reg_set_container): New type.
8617 * target.h (struct hard_reg_set_container): Forward declare.
8618 * target.def (set_up_by_prologue): New target hook.
8619 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
8620 * doc/tm.texi: Regenerated.
8621 * function.c (thread_prologue_and_epilogue_insns): Change
8622 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
8623 Call targetm.set_up_by_prologue on it.
8624 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
8625 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
8627 2012-01-17 Nick Clifton <nickc@redhat.com>
8629 * config/rx/rx.c (rx_can_use_simple_return): New function.
8630 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
8631 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
8633 2012-01-17 Richard Guenther <rguenther@suse.de>
8636 * expr.c (expand_assignment): Take address-space information
8637 from the address operand of MEM_REF and TARGET_MEM_REF.
8638 (expand_expr_real_1): Likewise.
8640 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8642 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
8643 reload dump is requested.
8645 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
8648 * trans-mem.c (requires_barrier): Call may_be_aliased.
8650 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8652 PR tree-optimization/51877
8653 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
8654 call arguments and fndecls compare equal, instead return false if they
8655 don't. Return true only if lhs1 and lhs2 are either both NULL, or
8656 both SSA_NAMEs that are valueized the same, or they satisfy
8659 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8661 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
8663 * configure: Regenerate.
8665 2012-01-16 Jan Hubicka <jh@suse.cz>
8669 * convert.c (convert_to_integer): Use fold_convert for
8670 converting an INTEGER_CST to integer type.
8672 2012-01-16 Jason Merrill <jason@redhat.com>
8675 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
8677 2012-01-16 Jakub Jelinek <jakub@redhat.com>
8680 * config/s390/s390.c (s390_chunkify_start): Don't skip
8681 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
8682 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
8683 If insn is followed by NOTE_INSN_VAR_LOCATION or
8684 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
8685 Don't use location of note insns.
8687 PR tree-optimization/51865
8688 * tree-inline.c (tree_function_versioning): Call remap_decl
8689 on DECL_RESULT whenever it has VOID_TYPE_P type.
8691 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8693 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
8694 for calls to locally-binding MIPS16 functions if only the return
8695 type uses float regs.
8697 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
8698 Richard Sandiford <rdsandiford@googlemail.com>
8700 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
8701 (SYMBOL_32_HIGH): Likewise.
8702 (mips_output_tls_reloc_directive): Declare.
8703 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
8704 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
8705 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
8706 (mips_lo_relocs, mips_hi_relocs): Make extern.
8707 (mips16_stub_function): Move up file.
8708 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
8709 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
8710 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
8711 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
8712 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
8713 (mips_get_tp): Add MIPS16 support.
8714 (mips_legitimize_tls_address): Remove MIPS16 sorry().
8715 Generalize DTPREL and TPREL handling.
8716 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
8717 Add MIPS16 TLS support.
8718 (mips_output_tls_reloc_directive): New function.
8719 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
8720 * config/mips/predicates.md (symbolic_operand_with_high)
8721 (tls_reloc_operand): New predicates.
8722 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
8723 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
8724 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
8725 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
8726 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
8727 (*tls_get_tp_mips16_call_<mode>): Likewise.
8729 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
8731 PR rtl-optimization/51821
8732 * recog.c (peep2_find_free_register): Determine clobbered registers
8735 2012-01-14 Denis Chertykov <chertykov@gmail.com>
8738 * config/avr/avr-protos.h: Revert change of 2012-01-09.
8739 * config/avr/avr.c: Likewise.
8740 * config/avr/avr.h: Likewise.
8742 2012-01-13 Ian Lance Taylor <iant@google.com>
8745 * tree.h (TYPE_QUALS): Add cast to int.
8746 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
8748 2012-01-13 Ian Lance Taylor <iant@google.com>
8750 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
8751 comparing param_index to VEC_length result.
8753 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
8755 * c-decl.c: Do not include tree-mudflap.h
8756 * tree-optimize.c: Likewise.
8757 * Makefile.in: Update dependencies.
8759 2012-01-13 Richard Guenther <rguenther@suse.de>
8762 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
8763 variable-sized result always use RSO.
8765 2012-01-12 DJ Delorie <dj@redhat.com>
8767 * cfgexpand.c (convert_debug_memory_address): Allow any valid
8768 pointer type, not just the default pointer type.
8770 2012-01-09 Richard Henderson <rth@redhat.com>
8771 Denis Chertykov <chertykov@gmail.com>
8774 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
8775 * config/avr/avr.c (avr_can_eliminate): Simplify.
8776 (avr_initial_elimination_offset): Likewise.
8777 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
8778 (expand_epilogue): Likewise.
8779 (avr_legitimize_address): Gut.
8780 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
8781 (avr_hard_regno_nregs): New.
8782 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
8783 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
8784 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
8785 add soft frame pointer.
8786 (CALL_USED_REGISTERS): Likewise.
8787 (REG_CLASS_CONTENTS): Likewise.
8788 (REGISTER_NAMES): Likewise.
8789 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
8790 (HARD_FRAME_POINTER_REGNUM): New.
8791 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8792 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8793 remove the HARD_FRAME_POINTER self-elimination.
8795 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8798 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8799 DECL_EXTERNAL when checking for initializers of progmem variables.
8801 2012-01-12 Ira Rosen <irar@il.ibm.com>
8803 PR tree-optimization/51799
8804 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8805 that the last operation is a type demotion.
8807 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8809 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8810 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8812 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8815 * combine.c (distribute_notes): If i3 is a noreturn call,
8816 allow old_size to be equal to args_size and make sure the
8817 noreturn call gets REG_ARGS_SIZE note.
8818 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8819 on noreturn calls even when the delta is 0.
8821 2012-01-11 Nathan Sidwell <nathan@acm.org>
8823 * gcov.c (STRING_SIZE): Remove.
8824 (generate_results): Erase annotations for source files with no
8825 coverage information.
8827 (output_lines): Use it.
8829 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8831 * gimple.h (gimplify_body): Remove first argument.
8832 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8833 pointer set here, instead just pass DATA to walk_tree.
8834 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8835 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8836 (unvisit_body): Likewise, but with unmark_visited.
8837 (gimplify_body): Remove BODY_P argument and adjust.
8838 (gimplify_function_tree): Adjust call to gimplify_body.
8839 * omp-low.c (finalize_task_copyfn): Likewise.
8841 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8843 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8844 (build_function_type_skip_args): Delete.
8845 * tree.c (build_function_type_skip_args): Make static and add
8846 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8847 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8848 pass it to build_function_type_skip_args.
8849 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8850 (tree_function_versioning): Likewise.
8851 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8852 build_function_decl_skip_args.
8853 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8854 and pass it to build_function_decl_skip_args/tree_function_versioning.
8855 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8856 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8857 * trans-mem.c (ipa_tm_create_version): Likewise.
8858 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8859 * tree-inline.c (declare_return_variable): Remove always-true test.
8860 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8861 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8862 * ipa-split.c (split_function): Skip the return value for the split
8863 part if it doesn't return.
8865 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8867 PR tree-optimization/49642
8868 * ipa-split.c (forbidden_dominators): New variable.
8869 (check_forbidden_calls): New function.
8870 (dominated_by_forbidden): Likewise.
8871 (consider_split): Check for forbidden dominators.
8872 (execute_split_functions): Initialize and free forbidden
8873 dominators info; call check_forbidden_calls.
8875 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8877 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8879 2012-01-11 Nick Clifton <nickc@redhat.com>
8881 * config/rx/rx.md (return): Define pattern.
8883 2012-01-11 Richard Guenther <rguenther@suse.de>
8885 * doc/extend.texi (malloc attribute): Adjust according to
8888 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8889 Patrick Marlier <patrick.marlier@gmail.com>
8892 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8893 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8894 (ipa_tm_note_irrevocable): Same.
8895 (ipa_tm_scan_irr_block): Same.
8896 (ipa_tm_decrement_clone_counts): Same.
8897 (ipa_tm_scan_irr_function): Same.
8898 (ipa_tm_create_version_alias): Same.
8899 (ipa_tm_create_version): Same.
8900 (ipa_tm_transform_calls_redirect): Same.
8901 (ipa_tm_transform_calls): Same.
8902 (ipa_tm_transform_transaction): Same.
8903 (ipa_tm_execute): Same.
8905 2012-01-10 Richard Guenther <rguenther@suse.de>
8908 * opts.c (common_handle_option): Handle -Werror.
8910 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8912 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8915 2012-01-10 Jason Merrill <jason@redhat.com>
8917 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8920 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8922 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8923 supports R_386_TLS_GD_PLT reloc.
8924 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8925 supports R_386_TLS_LDM_PLT reloc.
8926 * configure: Regenerate.
8927 * config.in: Regenerate.
8929 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8932 Extend __pgmx semantics to linearize memory.
8933 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8934 determine if code comes inline or from libgcc.
8935 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8936 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8937 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8938 (movmemx_qi, movmemx_hi): New insns.
8939 (xload_<mode>_libgcc): Rewrite to new insn condition.
8940 (xload_<mode>): Remove insns.
8941 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8942 cases that don't satisfy avr_xload_libgcc_p().
8943 (avr_addr_space_convert): Allow converting in any direction.
8944 (avr_addr_space_subset_p): Return always true.
8945 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8946 (avr_emit_movmemhi): Ditto.
8947 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8948 (avr_out_movmem): Ditto.
8949 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8950 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8951 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8952 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8953 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8955 2012-01-10 Richard Guenther <rguenther@suse.de>
8957 PR tree-optimization/50913
8958 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8959 Require data-refs to be representable by Graphite with respect
8962 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8964 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8965 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8967 2012-01-10 Tom de Vries <tom@codesourcery.com>
8969 PR rtl-optimization/51271
8970 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8971 handling annulled branch.
8973 2012-01-10 Richard Henderson <rth@redhat.com>
8975 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8976 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8977 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8978 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8979 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8980 arm_expand_vec_perm_const): New.
8981 * config/arm/arm-protos.h: Update.
8982 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8983 (*neon_vswp<VDQX>): New.
8984 (neon_vcombine<VDX>): Use neon_split_vcombine.
8985 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8986 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8987 (vec_perm<VE>): New.
8989 2012-01-10 Richard Henderson <rth@redhat.com>
8991 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8992 use it if reload_completed.
8993 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8994 arm_output_asm_insn, arm_process_output_memory_barrier,
8995 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8996 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8997 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8998 arm_process_output_sync_insn, arm_output_sync_insn,
8999 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
9000 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
9001 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
9002 (emit_unlikely_jump): New.
9003 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
9004 (arm_split_atomic_op): New.
9005 * config/arm/arm-protos.h: Update.
9006 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
9007 (struct arm_sync_generator): Remove.
9008 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
9009 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
9010 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
9011 (VUNSPEC_LL, VUNSPEC_SC): New.
9012 (sync_result, sync_memory, sync_required_value, sync_new_value,
9013 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
9014 (attr length): Don't use arm_sync_loop_insns.
9015 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
9016 (movsfcc, movdfcc): Likewise.
9017 * config/arm/constraints.md (Ua): New.
9018 * config/arm/prediates.md (mem_noofs_operand): New.
9019 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
9020 (sync_clobber, sync_t2_reqd): Remove.
9021 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
9022 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
9023 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
9024 (arm_sync_compare_and_swap<SIDI>): Remove.
9025 (arm_sync_compare_and_swap<NARROW>): Remove.
9026 (arm_sync_lock_test_and_set<SIDI>): Remove.
9027 (arm_sync_lock_test_and_set<NARROW>): Remove.
9028 (arm_sync_new_<syncop><SIDI>): Remove.
9029 (arm_sync_new_<syncop><NARROW>): Remove.
9030 (arm_sync_new_nand<SIDI>): Remove.
9031 (arm_sync_new_nand<NARROW>): Remove.
9032 (arm_sync_old_<syncop><SIDI>): Remove.
9033 (arm_sync_old_<syncop><NARROW>): Remove.
9034 (arm_sync_old_nand<SIDI>): Remove.
9035 (arm_sync_old_nand<NARROW>): Remove.
9036 (*memory_barrier): Merge arm_output_memory_barrier.
9037 (atomic_compare_and_swap<QHSD>): New.
9038 (atomic_compare_and_swap<NARROW>_1): New.
9039 (atomic_compare_and_swap<SIDI>_1): New.
9040 (atomic_exchange<QHSD>): New.
9041 (cas_cmp_operand, cas_cmp_str): New.
9042 (atomic_op_operand, atomic_op_str): New.
9043 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
9044 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
9045 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
9046 (arm_load_exclusive<NARROW>): New.
9047 (arm_load_exclusivesi, arm_load_exclusivedi): New.
9048 (arm_store_exclusive<QHSD>): New.
9050 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9052 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
9053 reload patterns if -mvsx-scalar-memory.
9055 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
9056 generated, even -mno-vsx-scalar-double was used.
9057 (vsx_xscvdpsp_scalar): Likewise.
9058 (vsx_xscvspdp_scalar2): Likewise.
9060 2012-01-09 Tom de Vries <tom@codesourcery.com>
9061 Andrew Pinski <apinski@cavium.com>
9064 * reorg.c (fill_slots_from_thread): Don't speculate
9065 frame-related insns.
9067 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
9069 * sched-int.h (bb_note): Move to...
9070 * basic-block.h: ...here.
9071 * haifa-sched.c (bb_note): Move to...
9072 * cfgrtl.c: ...here.
9073 * function.c (next_block_for_reg): New function.
9074 (move_insn_for_shrink_wrap): Likewise.
9075 (prepare_shrink_wrap): Rewrite to use the above.
9077 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
9079 * gimple.c (is_gimple_non_addressable): Remove.
9080 * gimple.h: Remove is_gimple_non_addressable.
9081 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
9082 is_gimple_non_addressable.
9083 * trans-mem.c (expand_assign_tm): Same.
9085 2012-01-09 Richard Guenther <rguenther@suse.de>
9087 PR tree-optimization/51775
9088 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
9089 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
9091 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9093 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9095 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9097 2012-01-09 Richard Guenther <rguenther@suse.de>
9099 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
9101 2012-01-08 Jan Hubicka <jh@suse.cz>
9103 PR tree-optimize/51680
9104 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
9105 on when known_vals needs to be computed; cleanup.
9107 2012-01-08 Jan Hubicka <jh@suse.cz>
9109 PR tree-optimize/51694
9110 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
9112 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
9114 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
9115 for -std=c++98 and -std=c++11 too.
9117 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
9119 * cfgloop.c (cancel_loop): Add free() of bbs array.
9121 2012-01-07 Jan Hubicka <jh@suse.cz>
9123 PR tree-optimization/51600
9124 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
9125 that benefits small functions.
9127 2012-01-07 Jan Hubicka <jh@suse.cz>
9129 * ipa-inline.c (want_inline_small_function_p): Fix formating.
9131 2012-01-07 Jan Hubicka <jh@suse.cz>
9133 PR tree-optimization/51680
9134 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
9135 whose inlining reduce unit size.
9137 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
9140 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
9141 Add canonical node to containing_mem chain after the non-canonical
9142 one, even if there weren't any locs to propagate.
9143 (remove_useless_values): Keep only canonical values.
9144 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
9145 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
9146 canonicalize mem_chain elements that are not discarded.
9148 2012-01-06 Jakub Jelinek <jakub@redhat.com>
9151 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
9152 before emitting functions.
9154 PR gcov-profile/50127
9155 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
9156 clear_aux_for_blocks.
9158 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
9161 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
9163 2012-01-06 Arnaud Charlet <charlet@adacore.com>
9165 * c-decl.c (ext_block): Moved up.
9166 (collect_all_refs, for_each_global_decl): Take ext_block into account.
9168 2012-01-06 Han Shen <shenhan@google.com>
9170 Translate built-in include paths for sysroot.
9171 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
9172 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
9174 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
9175 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
9177 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
9178 control whether sysroot should be prepended to gxx include dir.
9180 * configure: Regenerate.
9182 2012-01-06 Torvald Riegel <triegel@redhat.com>
9184 PR rtl-optimization/51771
9185 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9186 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9188 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9190 PR tree-optimization/51315
9191 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9192 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9194 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9197 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9198 for shrp pattern. Correctly handle and fixup shift variable.
9199 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9201 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9204 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9205 note when !ACCUMULATE_OUTGOING_ARGS.
9207 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9209 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9211 (extract_range_from_unary_expr_1): Avoid useless computations.
9213 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9215 PR rtl-optimization/51767
9216 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9217 of jump_block and add an extra edge for degenerated asm gotos.
9220 * stmt.c (check_unique_operand_names): Don't ICE during error
9221 reporting if i is from labels chain.
9224 * profile.c (branch_prob): Split bbs that have exit edge
9225 and need a fake entry edge too.
9227 2012-01-05 Jan Hubicka <jh@suse.cz>
9230 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
9233 2012-01-05 Richard Guenther <rguenther@suse.de>
9236 * tree-streamer-out.c (write_ts_optimization): New function.
9237 (streamer_write_tree_body): Call it.
9238 * tree-streamer-in.c (lto_input_ts_optimization): New function.
9239 (streamer_read_tree_body): Call it.
9240 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
9242 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9245 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
9246 * gimplify.c (gimplify_cleanup_point_expr): Save and set
9247 in_cleanup_point_expr before gimplify_stmt call and restore it
9249 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
9250 in_cleanup_point_expr is false.
9252 2012-01-05 Richard Guenther <rguenther@suse.de>
9255 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
9257 * toplev.c (process_options): Reject combining mudflap and LTO.
9258 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
9260 2012-01-05 Richard Guenther <rguenther@suse.de>
9262 PR tree-optimization/51760
9263 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
9265 (bit_value_unop): Handle UNDEFINED operands.
9266 (bit_value_binop): Likewise.
9268 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
9270 * config/avr/avr.c (avr_replace_prefix): Remove.
9271 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
9272 (avr_asm_function_rodata_section): Ditto.
9273 (avr_asm_select_section): Ditto.
9275 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
9277 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
9280 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9283 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
9284 calls that have any non-fake successor edges.
9287 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
9289 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
9291 PR tree-optimization/51624
9292 * tree-sra.c (build_ref_for_model): When replicating a chain of
9293 COMPONENT_REFs, stop as soon as the offset would become negative.
9295 2012-01-04 Jakub Jelinek <jakub@redhat.com>
9298 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
9299 in .debug_loc on the floor.
9301 2012-01-04 Andrew Pinski <apinski@cavium.com>
9303 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
9305 2012-01-04 Andrew Pinski <apinski@cavium.com>
9306 Adam Nemet <anemet@caviumnetworks.com>
9308 * config/mips/mips.md (size): Add SI and DI.
9309 (SIZE): New mode attribute.
9310 (U): New code attribute.
9311 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
9312 (mips_lbux_<mode>): Delete.
9313 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
9314 (mips_lhx): Use gen_mips_lhx_extsi.
9315 (mips_lhx_<mode>): Delete.
9317 (mips_l<size>x): New expand.
9318 (mips_lwx_<mode>): Delete.
9319 (mips_l<GPR:size>x_<P:mode>): New pattern.
9320 (*mips_lw<u>x_<P:mode>_ext): Likewise.
9321 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
9322 * config/mips/mips.c (mips_lx_address_p): New function.
9323 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
9324 (dsp64): New availability predicate.
9325 (mips_builtins): Add an entry for __builtin_mips_ldx.
9326 * config/mips/mips.h (ISA_HAS_LBX): New define.
9327 (ISA_HAS_LBUX): Likewise.
9328 (ISA_HAS_LHX): Likewise.
9329 (ISA_HAS_LHUX): Likewise.
9330 (ISA_HAS_LWX): Likewise.
9331 (ISA_HAS_LWUX): Likewise.
9332 (ISA_HAS_LDX): Likewise.
9333 * doc/extend.texi (__builtin_mips_ldx): Document.
9335 2012-01-04 Tristan Gingold <gingold@adacore.com>
9337 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
9338 when long pointers are used.
9339 * config.build (*-*-*vms*): Handle all OpenVMS targets.
9340 (alpha64-dec-*vms*, alpha*-dec-*vms*)
9341 (ia64-hp-*vms*): Remove.
9342 * config/vms/xm-vms64.h: Delete.
9344 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9347 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
9349 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9351 * opts.c (finish_options): Remove duplicate sorry.
9353 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9356 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
9359 2012-01-04 Richard Guenther <rguenther@suse.de>
9362 * tree.c (size_low_cst): New function.
9363 * tree.h (size_low_cst): Declare.
9364 * fold-const.c (fold_comparison): Use it to extract the low
9365 part of the POINTER_PLUS_EXPR offset.
9367 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
9369 Fix clearing ZERO_REG
9370 * config/avr/avr.md (cc): Add alternative "ldi".
9371 (movqi_insn): Use it in cc attribute.
9372 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
9373 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
9374 (output_reload_insisf): Use ZERO_REG to pre-clear register.
9376 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9378 * configure: Regenerate.
9380 2012-01-04 Richard Guenther <rguenther@suse.de>
9382 PR tree-optimization/49651
9383 * tree-ssa-structalias.c (type_can_have_subvars): New function.
9384 (var_can_have_subvars): Use it.
9385 (get_constraint_for_1): Only consider subfields if there can be any.
9387 2012-01-03 Jakub Jelinek <jakub@redhat.com>
9390 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
9391 to its new canonical_cselib_val and the cselib_val was in
9392 first_containing_mem chain, but the canonical_cselib_val was not,
9393 add the latter into the chain.
9394 (cselib_invalidate_mem): Compare canonical_cselib_val of
9395 addr_list chain elt with v.
9398 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
9399 dwarf2out_undef): Allocate e.info using ggc_strdup instead
9401 (output_macinfo_op): Don't ggc_strdup fd->filename.
9402 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
9403 then ggc_strdup it. Don't free inc->info or cur->info.
9404 (output_macinfo): Don't free ref->info or file->info.
9406 2012-01-03 Ira Rosen <irar@il.ibm.com>
9408 PR tree-optimization/51269
9409 * tree-vect-loop-manip.c (set_prologue_iterations): Make
9410 first_niters a pointer.
9411 (slpeel_tree_peel_loop_to_edge): Likewise.
9412 (vect_do_peeling_for_loop_bound): Update call to
9413 slpeel_tree_peel_loop_to_edge.
9414 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
9415 here. Remove it from the parameters list.
9416 (vect_do_peeling_for_alignment): Update calls and compute
9419 2012-01-03 Richard Guenther <rguenther@suse.de>
9421 PR tree-optimization/51070
9422 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
9423 Properly handle calls.
9425 2012-01-03 Richard Guenther <rguenther@suse.de>
9427 PR tree-optimization/51692
9428 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
9429 the LHS of allocation stmts.
9431 2012-01-03 Olivier Hainque <hainque@adacore.com>
9433 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
9435 2012-01-03 Olivier Hainque <hainque@adacore.com>
9437 * collect2.c (main): In AIX specific computations for vector
9438 insertions, use CONST_CAST2 to cast from char ** to const char **.
9440 2012-01-03 Richard Guenther <rguenther@suse.de>
9443 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
9444 the context of a limbo DIE when it does not already exist.
9446 2012-01-03 Jakub Jelinek <jakub@redhat.com>
9448 PR tree-optimization/51719
9449 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
9450 but direct call is, clear direct call's lhs and don't add fallthrough
9451 edge from dcall_bb to join_bb and PHIs.
9453 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9455 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
9456 the instructions emitted by the pattern.
9457 ("*TDC_insn_<mode>"): Add comment.
9459 2012-01-03 Richard Guenther <rguenther@suse.de>
9462 * fold-const.c (fold_comparison): Properly canonicalize
9463 tree offset and HOST_WIDE_INT bit position.
9465 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
9467 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
9468 operands for extzv pattern.
9470 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9473 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
9476 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
9478 * doc/invoke.texi (-flto and related options): Copy-edit.
9480 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9482 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
9484 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9486 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
9489 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9491 * expr.h (move_by_pieces_ninsns): Declare.
9492 * expr.c (move_by_pieces_ninsns): Make external.
9493 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
9494 (mips_store_by_pieces_p): Likewise.
9495 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
9496 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
9497 * config/mips/mips.c (mips_move_by_pieces_p): New function.
9498 (mips_store_by_pieces_p): Likewise.
9500 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9502 * passes.c (register_one_dump_file): Free full_name.
9504 * reload1.c (reload): Don't allocate reg_max_ref_width here.
9505 (calculate_elim_costs_all_insns): Free offsets_at and
9506 offsets_known_at at the end and clear the pointers.
9508 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9510 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
9511 this option introduced in r180739.
9513 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9516 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
9517 (tmake_file target=avr): Add avr/t-multilib.
9519 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
9520 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
9521 * config/avr/genmultilib.awk: New file.
9522 * config/avr/t-multilib: New auto-generated file.
9523 * config/avr/multilib.h: New auto-generated file.
9524 * config/avr/t-avr (AVR_MCUS): New variable.
9525 (genopt.sh): Use it.
9526 (s-mlib): Depend on t-multilib.
9527 (t-multilib, multilib.h): New dependencies.
9528 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
9529 (MULTILIB_OPTIONS): Remove.
9530 (MULTILIB_MATCHES): Remove.
9531 (MULTILIB_DIRNAMES): Remove.
9532 (MULTILIB_EXCEPTIONS): Remove:
9533 * config/avr/genopt.sh: Don't use hard coded file name;
9534 pass AVR_MCUS from t-avr instead.
9536 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9538 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
9540 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9542 Implement light-weight DImode support.
9543 * config/avr/avr-dimode.md: New file.
9544 * config/avr/avr.md: Include it.
9545 (adjust_len): Add plus64, compare64.
9546 (HIDI): Remove code iterator.
9547 (code_stdname): New code attribute.
9548 (rotx, rotsmode): Remove DI.
9549 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
9551 * config/avr/avr-protos.h (avr_have_dimode): New.
9552 (avr_out_plus64, avr_out_compare64): New.
9553 * config/avr/avr.c (avr_out_compare): Handle DImode.
9554 (avr_have_dimode): New variable definition and initialization.
9555 (avr_out_compare64, avr_out_plus64): New functions.
9556 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
9557 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
9558 (avr_compare_pattern): Skip DImode comparisons.
9560 2012-01-02 Revital Eres <revital.eres@linaro.org>
9562 * ddg.c (def_has_ccmode_p): New function.
9563 (add_cross_iteration_register_deps,
9564 create_ddg_dep_from_intra_loop_link): Call it.
9566 2012-01-02 Richard Guenther <rguenther@suse.de>
9569 * invoke.texi (fassociative-math): Remove spurious paranthesis.
9571 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9573 * gcc.c (process_command): Update copyright notice dates.
9574 * gcov.c (print_version): Likewise.
9575 * gcov-dump.c (print_version): Likewise.
9576 * mips-tfile.c (main): Likewise.
9577 * mips-tdump.c (main): Likewise.
9579 2012-01-01 Ira Rosen <irar@il.ibm.com>
9581 PR tree-optimization/51704
9582 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
9583 a use is inside the basic block or loop before accessing its vect info.
9585 2012-01-01 Jan Hubicka <jhjh@suse.cz>
9587 PR rtl-optimization/51069
9588 * cfgloopmanip.c (remove_path): Removing path making irreducible
9589 region unconditional makes BB part of the region.
9591 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9593 PR tree-optimization/51683
9594 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
9595 calls with side-effects.
9596 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
9598 Copyright (C) 2012 Free Software Foundation, Inc.
9600 Copying and distribution of this file, with or without modification,
9601 are permitted in any medium without royalty provided the copyright
9602 notice and this notice are preserved.