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|
2010-05-01 Anatoly Sokolov <aesok@post.ru>
* target.h (struct calls): Add function_value_regno_p field.
* target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
(TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
* targhooks.c (default_function_value_regno_p): New function.
* targhooks.h (default_function_value_regno_p): Declare function.
* rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
* builtins.c. (apply_result_size): (Ditto.).
* combine.c. (likely_spilled_retval_p): (Ditto.).
* mode-switching.c. Include 'target.h'.
(create_pre_exit): Use function_value_regno_p hook.
* Makefile.in (mode-switching.o): Add dependency on TARGET_H.
* doc/tm.texi (FUNCTION_VALUE_REGNO_P,
TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
* config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
* config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
(ix86_function_value_regno_p): Declare as static, change argument
type to const unsigned int.
* config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2010-05-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43949
* tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
types.
(extract_range_from_binary_expr): Handle *_MOD_EXPR.
2010-05-01 Anatoly Sokolov <aesok@post.ru>
* rtl.h (CONST_DOUBLE_P): Define.
(rtx_to_double_int): Declare.
* emit-rtl.c (rtx_to_double_int): New function.
* dwarf2out.c (insert_double): New function.
(loc_descriptor, add_const_value_attribute): Clean up, use
rtx_to_double_int and insert_double functions.
2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
* doc/extend.texi (Inline): Add missing return keyword to examples.
(Function Attributes, Variable Attributes, Pragmas): Hyphenate
"command-line".
2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
the variable part of the offset as well. Use highest_pow2_factor for
all alignment checks.
2010-04-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43879
* tree-ssa-structalias.c (type_could_have_pointers): Functions
can have pointers.
2010-04-30 Jan Hubicka <jh@suse.cz>
* lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
varpool.
(lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2010-04-30 Jan Hubicka <jh@suse.cz>
* cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
New.
* lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
* lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
(lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
cgraph_node_set_needs_ltrans_p): Remove.
2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
* sdbout.c: Include vec.h, do not include varray.h.
(deferred_global_decls, sdbout_global_decl,
sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
* toplev.c: Do not include varray.h.
(dump_memory_report): Do not dump VARRAY statistics.
* gengtype.c (open_base_file): Ignore varray.h.
* Makefile.in: Update for abovementioned changes.
Remove all traces of varray.c and varray.h.
* varray.c: Remove file.
* varray.h: Remove file.
2010-04-30 Jan Hubicka <jh@suse.cz>
* lto-cgraph.c (lto_output_varpool_node): Always output constant pool
references.
2010-04-30 Jan Hubicka <jh@suse.cz>
* tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
needed.
2010-04-30 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (get_constraint_for_1): Generate
constraints for CONSTRUCTOR.
2010-04-30 Richard Guenther <rguenther@suse.de>
PR lto/43946
* passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
first after all lowering passes.
2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
* toplev.c: Include varray.h for statistics dumping.
* tree.h: Do not declare varray_head_tag.
* tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
c-common.c, c-common.h, reg-stack.c, basic-block.h,
tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
include varray.h.
* Makefile.in: Update for abovementioned changes.
2010-04-30 Jakub Jelinek <jakub@redhat.com>
PR debug/43942
* tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
* config/picochip/picochip.c (picochip_legitimize_address): Define.
Use this function to do machine-specific conversion.
(picochip_legitimize_reload_address): Likewise.
(picochip_legitimate_address_p): Check valid base register only if
strict.
(picochip_check_conditional_copy): Check for modw only if opnd is
register.
* config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
to call the function in c.
* config/picochip/picochip-protos.h
(picochip_legitimize_reload_address): Define.
* config/picochip/picochip.md (supported_compare1): Define.
2010-04-30 Jan Hubicka <jh@suse.cz>
* cgraph.h (cgraph_local_info): Remove for_functions_valid.
(cgraph_global_info): Remove inlined.
(LTO_cgraph_tag_names): Remove.
(LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
* lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
simplify cgraph tags and document.
(lto_output_node): Use only LTO_cgraph_unavail_node and
LTO_cgraph_analyzed_node; Do not save analzed, reachable,
for_functions_valid, global info, process and output
flags.
(input_overwrite_node): Initialize estimated stack size and
estimated growth.
Do not read flags we no longer store.
(input_node): Likewise do not read info no longer stored.
* ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
flag.
2010-04-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43879
* tree-ssa-structalias.c (get_constraint_for_1): Properly
handle non-zero initializers.
2010-04-30 Richard Guenther <rguenther@suse.de>
* builtins.c (fold_builtin_1): Delete free (0).
2010-04-29 Jan Hubicka <jh@suse.cz>
* gengtype.c (open_base_files): Add lto-streamer.h
* cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
(pass_ipa_cp): GGC collect.
* toplev. (compile_file): Do not output symbols.
* ipa-inline.c (pass_ipa_inline): Add ggc collect.
* timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
* lto-section-in.c: Include ggc.h
(lto_new_in_decl_state): Alloc in GGC.
(lto_delete_in_decl_state): Likewise.
* ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect.
2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
PR target/42895
* doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
(HONOR_REG_ALLOC_ORDER): Describe new macro.
* ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
* ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
account only if HONOR_REG_ALLOC_ORDER is not defined.
* config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
* system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2010-04-29 Jon Grant <04@jguk.org>
* collect2.c (vflag): Change type from int to bool.
(debug): Likewise.
(helpflag): New global bool.
(main): Set vflag and debug with boolean, not integer truth
values. Accept new "--help" option and output usage text if
found.
* collect2.h (vflag): Update prototype.
(debug): Likewise.
2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/43936
* plugin.h (flag_plugin_added): Moved out of
invoke_plugin_callbacks.
2010-04-29 Richard Guenther <rguenther@suse.de>
PR bootstrap/43935
* plugin.h (invoke_plugin_callbacks): Annotate arguments
with ATTRIBUTE_UNUSED.
2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
PR target/43921
* config/i386/i386.c (get_some_local_dynamic_name): Replace
INSN_P with NONDEBUG_INSN_P.
(distance_non_agu_define): Likewise.
(distance_agu_use): Likewise.
2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
From Dominique d'Humieres <dominiq@lps.ens.fr>
PR bootstrap/43858
* ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
test_set.
2010-04-29 Brian Hackett <bhackett1024@gmail.com>
* plugin.h (invoke_plugin_callbacks): New inline function.
* plugin.c (flag_plugin_added): New global flag.
(add_new_plugin): Initialize above flag.
(invoke_plugin_callbacks): Rename to ...
(invoke_plugin_callbacks_full): ... this.
2010-04-28 Jan Hubicka <jh@suse.cz>
* lto-symtab.c (lto_symtab_entry_def) Add vnode.
(lto_varpool_replace_node): New.
(lto_symtab_resolve_symbols): Resolve varpool nodes.
(lto_symtab_merge_decls_1): Prefer decls with varpool node.
(lto_symtab_merge_cgraph_nodes_1): Merge varpools.
* cgraph.h (varpool_node_ptr): New type.
(varpool_node_ptr): New vector.
(varpool_node_set_def): New structure.
(varpool_node_set): New type.
(varpool_node_set): New vector.
(varpool_node_set_element_def): New structure.
(varpool_node_set_element, const_varpool_node_set_element): New types.
(varpool_node_set_iterator): New type.
(varpool_node): Add prev pointers, add used_from_other_partition,
in_other_partition.
(varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
varpool_get_node, varpool_remove_node): Declare.
(vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
varpool_node_set_size): New inlines.
* cgraph.c (dump_cgraph_node): Dump asm names of aliases.
* tree-pass.h (varpool_node_set_def): Forward declare.
(ipa_opt_pass_d): Summary writting takes vnode sets too.
(ipa_write_optimization_summaries): Update prototype.
* ipa-cp.c (ipcp_write_summary): Update.
* ipa-reference.c (ipa_reference_write_summary): Update.
* lto-cgraph.c (lto_output_varpool_node): New static function.
(output_varpool): New function.
(input_varpool_node): New static function.
(input_varpool_1): New function.
(input_cgraph): Input varpool.
* ipa-pure-const.c (pure_const_write_summary): Update.
* lto-streamer-out.c (lto_output): Update, output varpool too.
(write_global_stream): Kill WPA hack.
(produce_asm_for_decls): Update.
(output_alias_pair_p): Handle variables.
(output_unreferenced_globals): Output only needed partition of varpool.
* ipa-inline.c (inline_write_summary): Update.
* lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
* lto-section-in.c (lto_section_name): Add varpool and jump funcs.
* ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
varpool_node_set_new, varpool_node_set_add,
varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
debug_varpool_node_set): New functions.
* passes.c (rest_of_decl_compilation): when in LTO do not finalize.
(execute_one_pass): Process new decls too.
(ipa_write_summaries_2): Pass around vsets.
(ipa_write_summaries_1): Likewise.
(ipa_write_summaries): Build vset; be more selective about cgraph nodes
to add.
(ipa_write_optimization_summaries_1): Pass around vsets.
(ipa_write_optimization_summaries): Likewise.
* varpool.c (varpool_get_node): New.
(varpool_node): Update doubly linked lists.
(varpool_remove_node): New.
(dump_varpool_node): More dumping.
(varpool_enqueue_needed_node): Update doubly linked lists.
(decide_is_variable_needed): Kill ltrans hack.
(varpool_finalize_decl): Kill lto hack.
(varpool_assemble_decl): Skip decls in other partitions.
(varpool_assemble_pending_decls): Update doubly linkes lists.
(varpool_empty_needed_queue): Likewise.
(varpool_extra_name_alias): Likewise.
* lto-streamer.c (lto_get_section_name): Add vars section.
* lto-streamer.h (lto_section_type): Update.
(output_varpool, input_varpool): Declare.
2010-04-28 Mike Stump <mikestump@comcast.net>
* config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
* lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
record or union type with RECORD_OR_UNION_TYPE_P predicate.
(lto_input_ts_type_tree_pointers): Likewise.
* lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
(lto_output_ts_type_tree_pointers): Likewise.
2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
Uniquization of constants at the Tree level
* tree.h (DECL_IN_CONSTANT_POOL): New macro.
(tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
bit to the end.
(tree_output_constant_def): Declare.
* gimplify.c (gimplify_init_constructor): When using block copy, first
uniquize the constant constructor on the RHS.
* lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
DECL_IN_CONSTANT_POOL flag.
* lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
* varasm.c (make_decl_rtl): Deal with variables belonging to the global
constant pool.
(assemble_variable): Deal with symbols belonging to the tree constant
pool.
(get_constant_section): Add ALIGN parameter and simplify.
(build_constant_desc): Build a VAR_DECL and attach it to the symbol.
(assemble_constant_contents): Use the expression of the VAR_DECL.
(output_constant_def_contents): Use the alignment of the VAR_DECL.
(tree_output_constant_def): New global function.
(mark_constant): Use the expression of the VAR_DECL.
(place_block_symbol): Use the alignment of the VAR_DECL and the size of
its expression.
(output_object_block): Likewise and assemble the expression.
2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
* lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
hash_tree, eq_tree): New tree hash table.
(lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
[LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
lto_orig_address_remove): Reimplement.
2010-04-28 Xinliang David Li <davidxl@google.com>
PR c/42643
* tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
(compute_uninit_opnds_pos): New function.
(is_non_loop_exit_postdominating): New function.
(compute_control_dep_chain): New function.
(find_pdom): New function.
(convert_control_dep_chain_into_preds): New function.
(find_predicates): New function.
(find_control_equiv_block): New function.
(collect_phi_def_edges): New function.
(find_def_preds): New function.
(find_dom): New function.
(dump_predicates): New function.
(get_cmp_code): New function.
(is_value_included_in): New function.
(find_matching_predicate_in_rest_chains): New function.
(use_pred_not_overlap_with_undef_path_pred): New function.
(is_use_properly_guarded): New function.
(normalize_cond_1): New function.
(is_and_or_or): New function.
(normalize_cond): New function.
(is_gcond_subset_of): New function.
(is_subset_of_any): New function.
(is_or_set_subset_of): New function.
(is_and_set_subset_of): New function.
(is_norm_cond_subset_of): New function.
(is_pred_expr_subset_of): New function.
(is_pred_chain_subset_of): New function.
(is_included_in): New function.
(is_superset_of): New function.
(find_uninit_use): New function.
(warn_uninitialized_phi): New function.
(compute_possibly_undefined_names): New function.
(ssa_undefined_value_p): New function.
(execute_late_warn_uninitialized): New function.
* tree-ssa.c (ssa_undefined_value_p): Removed.
(warn_uninit): Changed to extern.
(warn_uninitialized_phi): Removed.
(warn_uninitialized_vars): Changed to extern.
(execute_late_warn_uninitialized): Removed
* tree-flow.h: Add new prototypes.
* timevar.def: Add new time variable.
* Makefile.in: Add new build file.
2010-04-28 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
type if available.
2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/22224
* config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2010-04-28 Martin Jambor <mjambor@suse.cz>
* cgraph.h (struct cgraph_node): New field indirect_calls.
(struct cgraph_indirect_call_info): New type.
(struct cgraph_edge): Removed field indirect_call. New fields
indirect_info, indirect_inlining_edge and indirect_unknown_callee.
(cgraph_create_indirect_edge): Declare.
(cgraph_make_edge_direct): Likewise.
(enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
* ipa-prop.h (struct ipa_param_call_note): Removed.
(struct ipa_node_params): Removed field param_calls.
(ipa_create_all_structures_for_iinln): Declare.
* cgraph.c: Described indirect edges and uids in initial comment.
(cgraph_add_edge_to_call_site_hash): New function.
(cgraph_edge): Search also among the indirect edges, use
cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
(cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
one, use cgraph_add_edge_to_call_site_hash to add edges to the call
site hash.
(initialize_inline_failed): Assign a reason to indirect edges.
(cgraph_create_edge_1): New function.
(cgraph_create_edge): Moved some functionality to
cgraph_create_edge_1.
(cgraph_create_indirect_edge): New function.
(cgraph_edge_remove_callee): Add an assert checking for
non-indirectness.
(cgraph_edge_remove_caller): Special-case indirect edges.
(cgraph_remove_edge): Likewise.
(cgraph_set_edge_callee): New function.
(cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
(cgraph_make_edge_direct): New function.
(cgraph_update_edges_for_call_stmt_node): Do nothing only when also
the declaration of the call statement matches.
(cgraph_node_remove_callees): Special-case indirect edges.
(cgraph_clone_edge): Likewise.
(cgraph_clone_node): Clone also the indirect edges.
(dump_cgraph_node): Dump indirect_inlining_edge flag instead of
indirect_call, dump count of indirect_calls edges.
* ipa-prop.c (iinlining_processed_edges): New variable.
(ipa_note_param_call): Create indirect edges instead of
creating notes. New parameter node.
(ipa_analyze_call_uses): New parameter node, pass it on to
ipa_note_param_call.
(ipa_analyze_stmt_uses): Likewise.
(ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
(print_edge_addition_message): Work on edges rather than on notes.
(update_call_notes_after_inlining): Likewise, renamed to
update_indirect_edges_after_inlining.
(ipa_create_all_structures_for_iinln): New function.
(ipa_free_node_params_substructures): Do not free notes.
(ipa_edge_duplication_hook): Propagate bits within
iinlining_processed_edges bitmap.
(ipa_node_duplication_hook): Do not duplicate notes.
(free_all_ipa_structures_after_ipa_cp): Renamed to
ipa_free_all_structures_after_ipa_cp.
(free_all_ipa_structures_after_iinln): Renamed to
ipa_free_all_structures_after_iinln.g
(ipa_write_param_call_note): Removed.
(ipa_read_param_call_note): Removed.
(ipa_write_indirect_edge_info): New function.
(ipa_read_indirect_edge_info): Likewise.
(ipa_write_node_info): Do not stream notes, do stream information
in indirect edges.
(ipa_read_node_info): Likewise.
(lto_ipa_fixup_call_notes): Removed.
* ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
* ipa-inline.c (pass_ipa_inline): Likewise.
* cgraphunit.c (verify_cgraph_node): Check also indirect edges.
* cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
* tree-inline.c (copy_bb): Removed an unnecessary double check for
is_gimple_call.
* tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
edges.
* lto-cgraph.c (output_outgoing_cgraph_edges): New function.
(output_cgraph): Stream also indirect edges.
(lto_output_edge): Added capability to stream indirect edges.
(input_edge): Likewise.
(input_cgraph_1): Likewise.
* lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
of indirect edges.
2010-04-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43879
PR tree-optimization/43909
* tree-ssa-structalias.c (struct variable_info): Add
only_restrict_pointers flag.
(new_var_info): Initialize it. Increment stats.total_vars here.
(create_function_info_for): Do not increment stats.total_vars
here.
(get_function_part_constraint): Fix build with C++.
(insert_into_field_list): Remove.
(push_fields_onto_fieldstack): Properly merge fields.
(create_variable_info_for): Split and simplify.
(create_variable_info_for_1): New piece.
(intra_create_variable_infos): Properly make restrict constraints
from parameters.
2010-04-28 Richard Guenther <rguenther@suse.de>
PR c++/43880
* tree-inline.c (copy_bind_expr): Also copy bind expr vars
value-exprs.
2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
Jan Hubicka <hubicka@ucw.cz>
* doc/invoke.texi (-Wsuggest-attribute=const,
-Wsuggest-attribute=pure): Document.
* ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
(function_always_visible_to_compiler_p,
suggest_attribute, warn_function_pure, warn_function_const):
New functions.
(check_call): Improve debug info.
(analyze_function): Do not check availability.
(add_new_function): Check availability.
(propagate): Output warnings.
(skip_function_for_local_pure_const): New function.
(local_pure_const): Use it; output warnings.
* common.opt (Wsuggest-attribute=const,
Wsuggest-attribute=pure): New.
2010-04-27 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
or DW_CFA_def_cfa_offset{,_sf}.
2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
* tree.h: Fix truncated long macros.
2010-04-27 Kai Tietz <kai.tietz@onevision.com>
* collect2.c (TARGET_64BIT): Redefine to target's default.
* tlink.c: Likewise.
* config/i386/cygming.h (USER_LABEL_PREFIX): Define
dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
* config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
for underscoring __USER_LABEL_PREFIX__.
* config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
(SUB_LINK_ENTRY32): New.
(SUB_LINK_ENTRY64): New.
(LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
* config/i386/mingw32 (SUB_LINK_ENTRY32): New.
(SUB_LINK_ENTRY64): New.
(SUB_LINK_ENTRY): New.
(LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
(DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
x64 target is choosen.
* config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
* configure: Regenerated.
* configure.ac (leading-mingw64-underscores): Option added.
2010-04-27 Jan Hubicka <jh@suse.cz>
* doc/invoke.texi (-fipa-profile): Document.
* opts.c (decode_options): Enable ipa-profile at -O1.
* timevar.def (TV_IPA_PROFILE): Define.
* common.opt (fipa-profile): Add.
* cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
flag for clones.
(cgraph_propagate_frequency): Handle only local ones.
* tree-pass.h (pass_ipa_profile): Declare.
* ipa-profile.c (gate_profile): Use flag_ipa_profile.
(pass_ipa_profile): Use TV_IPA_PROFILE.
* ipa.c (ipa_profile): New function.
(gate_ipa_profile): Likewise.
(pass_ipa_profile): New global variable.
* passes.c (pass_ipa_profile): New.
2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
* config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2010-04-27 Martin Jambor <mjambor@suse.cz>
PR middle-end/43812
* ipa.c (dissolve_same_comdat_group_list): New function.
(function_and_variable_visibility): Call
dissolve_same_comdat_group_list when comdat group contains external or
newly local nodes.
* cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
lists are circular and that they contain only DECL_ONE_ONLY nodes.
2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
* varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
(const_hash_1) <VECTOR_CST>: New case.
(compare_constant) <VECTOR_CST>: Likewise.
<ADDR_EXPR>: Deal with LABEL_REFs.
(copy_constant) <VECTOR_CST>: New case.
2010-04-27 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_propagate_frequency): New function.
* cgraph.h (cgraph_propagate_frequency): Declare.
* ipa-inline.c (cgraph_clone_inlined_nodes): Call
cgraph_propagate_frequency.
2010-04-27 Jakub Jelinek <jakub@redhat.com>
* unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
PR target/40657
* config/arm/arm.c (thumb1_extra_regs_pushed): New function.
(thumb1_expand_prologue, thumb1_output_function_prologue): Call it
here to determine which regs to push and how much stack to reserve.
2010-04-27 Jie Zhang <jie@codesourcery.com>
* doc/gimple.texi (gimple_statement_with_ops): Remove
addresses_taken field.
(gimple_statement_with_memory_ops): Likewise.
2010-04-27 Jan Hubicka <jh@suse.cz>
* tree-inline.c (eni_inlining_weights): Remove.
(estimate_num_insns): Special case more builtins.
2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
PR c/32207
* c-typeck.c (build_binary_op): Move forward check for comparison
pointer with null pointer constant and adjust the diagnostic message.
2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
PR lto/42776
* configure.ac (gcc_cv_as_section_has_align): Set if installed
binutils supports extended .section directive needed by LTO, or
warn if older binutils found.
(LTO_BINARY_READER): New AC_SUBST'd variable.
(LTO_USE_LIBELF): Likewise.
* gcc/config.gcc (lto_binary_reader): New target-specific configure
variable.
* gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
(LTO_USE_LIBELF): Likewise.
* configure: Regenerate.
* collect2.c (is_elf): Rename from this ...
(is_elf_or_coff): ... to this, and recognize and allow i386 COFF
object files in addition to ELF-formatted ones.
(scan_prog_file): Caller updated. Also allow for LTO info marker
symbol to be prefixed or not by an extra underscore.
* config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
* config/i386/winnt.c: Also #include lto-streamer.h
(i386_pe_asm_named_section): Specify 1-byte section alignment for
LTO named sections.
(i386_pe_asm_output_aligned_decl_common): Add comment.
(i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
PR target/43889
* config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
Add missing earlyclobber for second alternative.
2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
* df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
bits for artificial defs at the top of the block.
* fwprop.c (single_def_use_enter_block): Don't call it.
2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
PR 43715
* gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
instead of "$gcc_cv_objdump -T".
Use "-undefined dynamic_lookup" on darwin.
* gcc/configure: Regenerate.
2010-04-26 Jakub Jelinek <jakub@redhat.com>
PR c/43893
* c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
* c-parser.c (struct c_token): Move location field up.
* c-tree.h (struct c_typespec): Move expr_const_operands field up.
(struct c_declspecs): Convert typespec_word, storage_class, and
default_int_p into bitfields.
(struct c_declarator): Move loc field up.
2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
* cfgloop.h (struct loop): Move can_be_parallel field up.
* ipa-prop.h (struct ip_node_params): Move bitfields up.
* tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
down.
(struct iv_cand): Convert pos field into a bitfield.
* tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
field up.
(struct _stmt_vec_info): Shuffle fields for better packing.
2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
* varasm.c (IN_NAMED_SECTION): Remove guard.
* config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
(IN_NAMED_SECTION_P): ...this.
(ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
* gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
of shadowing it. Fix comments.
2010-04-26 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_create_node): Set node frequency to normal.
(cgraph_clone_node): Copy function frequency.
* cgraph.h (node_frequency): New enum
(struct cgraph_node): Add.
* final.c (rest_of_clean_state): Update.
* lto-cgraph.c (lto_output_node): Output node frequency.
(input_overwrite_node): Input node frequency.
* tre-ssa-loop-ivopts (computation_cost): Update.
* lto-streamer-out.c (output_function): Do not output function
frequency.
* predict.c (maybe_hot_frequency_p): Update and handle functions
executed once.
(cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
attribute lookup.
(probably_never_executed_bb_p, optimize_function_for_size_p): Update.
(compute_function_frequency): Set noreturn functions to be executed
once.
(choose_function_section): Update.
* lto-streamer-in.c (input_function): Do not input function frequency.
* function.c (allocate_struct_function): Do not initialize function
frequency.
* function.h (function_frequency): Remove.
(struct function): Remove function frequency.
* ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
(try_update): Update.
* tree-inline.c (initialize_cfun): Do not update function frequency.
* passes.c (pass_init_dump_file): Update.
* i386.c (ix86_compute_frame_layout): Update.
(ix86_pad_returns): Update.
2010-04-26 Jie Zhang <jie@codesourcery.com>
PR tree-optimization/43833
* tree-vrp.c (range_int_cst_p): New.
(range_int_cst_singleton_p): New.
(extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
when both operands are constants. Use range_int_cst_p in
BIT_IOR_EXPR case.
2010-04-26 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2010-04-26 Richard Guenther <rguenther@suse.de>
PR lto/43080
* gimple.c (gimple_decl_printable_name): Deal gracefully
with a NULL DECL_NAME.
2010-04-26 Richard Guenther <rguenther@suse.de>
PR lto/42425
* tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
if emitting debug information and it is either a function
or a namespace decl.
2010-04-26 Ira Rosen <irar@il.ibm.com>
* tree-vectorizer.h (struct _stmt_vec_info): Add new field to
determine if the statement is vectorizable, and a macro to access it.
* tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
Skip statements that can't be vectorized. If the analysis fails,
mark the statement as unvectorizable if vectorizing basic block.
(vect_compute_data_refs_alignment): Likewise.
(vect_verify_datarefs_alignment): Skip statements marked as
unvectorizable. Add print.
(vect_analyze_group_access): Skip statements that can't be
vectorized. If the analysis fails, mark the statement as
unvectorizable if vectorizing basic block.
(vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
* tree-vect-stmts.c (vectorizable_store): Fix the number of
generated stmts for SLP.
(new_stmt_vec_info): Initialize the new field.
* tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
statements marked as unvectorizable.
2010-04-25 Joseph Myers <joseph@codesourcery.com>
* c-common.c (flag_isoc1x): New.
(flag_isoc99): Update comment.
* c-common.h (flag_isoc1x): New.
(flag_isoc99): Update comment.
* c-cppbuiltin.c (builtin_define_float_constants): Also define
__<type>_DECIMAL_DIG__.
* c-opts.c (set_std_c1x): New.
(c_common_handle_option): Handle -std=c1x and -std=gnu1x.
(set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
* c.opt (-std=c1x, -std=gnu1x): New options.
* doc/cpp.texi: Mention -std=c1x.
* doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
* doc/extend.texi: Mention -std=c1x and -std=gnu1x.
* doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
* doc/standards.texi: Mention C1X.
* ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
Define for C1X.
2010-04-25 Uros Bizjak <ubizjak@gmail.com>
* config/i386/gmon-sol2.c (_mcleanup): Change format string
placeholder from 0x%x to %#x.
* config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
* config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
* config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
* config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
* config/i386/i386.c (ix86_target_string): Ditto.
(output_pic_addr_const): Ditto.
(print_operand): Ditto.
2010-04-25 Paolo Bonzini <bonzini@gnu.org>
* combine.c (find_split_point): Add third argument. Use it
to find nested multiply-accumulate instructions. Adjust calls.
(try_combine): Adjust call to find_split_point.
2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
* doc/contrib.texi (Contributors): Add Dodji Seketeli.
2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
PR tree-optimization/41442
* fold-const.c (merge_truthop_with_opposite_arm): New function.
(fold_binary_loc): Call it.
2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
* toplev.c (general_init): Set default for fdiagnostics-show-option.
* opts.c (common_handle_option): Allow disabling it.
* common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
* expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
between modes if both types are integral.
2010-04-23 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43572
* tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2010-04-23 Richard Guenther <rguenther@suse.de>
PR lto/43455
* tree-inline.c (tree_can_inline_p): Also check compatibility
of return types.
2010-04-23 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/43846
* tree-sra.c (struct access): New flag grp_assignment_read.
(build_accesses_from_assign): Set grp_assignment_read.
(sort_and_splice_var_accesses): Propagate grp_assignment_read.
(enum mark_read_status): New type.
(analyze_access_subtree): Propagate grp_assignment_read, create
accesses also if both direct_read and root->grp_assignment_read.
2010-04-23 Martin Jambor <mjambor@suse.cz>
PR middle-end/43835
* tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
function does not have type attributes.
2010-04-23 Richard Guenther <rguenther@suse.de>
PR lto/42653
* tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
of FUNCTION_DECLs.
2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
* sese.h (create_if_region_on_edge): Remove.
* sese.c (create_if_region_on_edge): Make static.
* tree-inline.c: Do not include ggc.h.
* expr.c: Do not include ggc.h.
* Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
dependencies.
2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/43744
* config/sh/sh.c (find_barrier): Don't emit a constant pool
in the middle of insns for casesi_worker_2.
2010-04-22 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2010-04-22 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/43842
* tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
loop unrolling in update of exit phis. Fix comment.
* tree-vect-slp.c (vect_analyze_slp): Check that there are at
least two reduction statements in the loop before starting SLP
analysis.
2010-04-22 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2010-04-22 Alexander Monakov <amonakov@ispras.ru>
* tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
to simplify a + ~a.
2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
* tree-parloops.c (loop_parallel_p): New argument
parloop_obstack. Pass it down.
(parallelize_loops): New variable parloop_obstack. Initialize it,
pass it down, free it.
* tree-loop-linear.c (linear_transform_loops): Pass down
lambda_obstack.
* tree-data-ref.h (lambda_compute_access_matrices): New argument
of type struct obstack *.
* tree-data-ref.c (analyze_subscript_affine_affine): New variable
scratch_obstack. Initialize it, pass down, free it.
* lambda.h (lambda_loop_new): Remove.
(lambda_matrix_new, lambda_matrix_inverse)
(lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
argument of type struct obstack *.
* lambda-trans.c (lambda_trans_matrix_new): New argument
lambda_obstack. Pass it down, use obstack allocation for ret.
(lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
it down.
* lambda-mat.c (lambda_matrix_get_column)
(lambda_matrix_project_to_null): Remove.
(lambda_matrix_new): New argument lambda_obstack. Use obstack
allocation for mat.
(lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
lambda_obstack.
* lambda-code.c (lambda_loop_new): New function.
(lambda_lattice_new, compute_nest_using_fourier_motzkin)
(lambda_compute_auxillary_space, lambda_compute_target_space)
(lambda_loopnest_transform, gcc_loop_to_lambda_loop)
(lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
(build_access_matrix): New argument lambda_obstack. Use obstack
allocation for am.
(lambda_compute_step_signs, lambda_compute_access_matrices): New
argument lambda_obstack. Pass it down.
2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
* optabs.h (expand_widening_mult): Declare.
2010-04-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43845
* tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
lookup the CALL_EXPR function and arguments.
2010-04-22 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16.c
(xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
* config/stormy16/stormy16.h: Tidy up formatting.
(DONT_USE_BUILTIN_SETJMP): Remove definition.
* config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
(ineqbranchsi): Delete pattern.
* config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
* config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
* config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
stormy16-lib2-ucmpsi2.c.
2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
* ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
df_simulate_find_noclobber_defs as appropriate. Keep track of an
extra set merge_set_noclobber, and use it to relax the final test
slightly.
* df.h (df_simulate_find_noclobber_defs): Declare.
* df-problems.c (df_simulate_find_defs): Don't ignore partial or
conditional defs.
(df_simulate_find_noclobber_defs): New function.
2010-04-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md: Use {} around multi-line preparation statements.
2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
* c-tree.h (push_init_level, pop_init_level, set_init_index)
(process_init_element): New argument of type struct obstack *.
* c-typeck.c (push_init_level, pop_init_level, set_designator)
(set_init_index, set_init_label, set_nonincremental_init)
(set_nonincremental_init_from_string, find_init_member)
(output_init_element, output_pending_init_elements)
(process_init_element): New argument braced_init_obstack. Pass it
down.
(push_range_stack, add_pending_init): New argument
braced_init_obstack. Use obstack allocation.
* c-parser.c (c_parser_initelt, c_parser_initval): New argument
braced_init_obstack. Pass it down.
(c_parser_braced_init): New variables ret, braced_init_obstack.
Initialize obstack, pass it down and finally free it.
2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
PR middle-end/29274
* tree-pass.h (pass_optimize_widening_mul): Declare.
* tree-ssa-math-opts.c (execute_optimize_widening_mul,
gate_optimize_widening_mul): New static functions.
(pass_optimize_widening_mul): New.
* expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
<case MULT_EXPR>: Remove support for widening multiplies.
* tree.def (WIDEN_MULT_EXPR): Tweak comment.
* cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
simplify_gen_unary rather than directly building extensions.
* tree-cfg.c (verify_gimple_assign_binary): Add tests for
WIDEN_MULT_EXPR.
* expmed.c (expand_widening_mult): New function.
* passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2010-04-21 Jan Hubicka <jh@suse.cz>
* timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
* lto-section-in.c (lto_section_name): Remove wpa_fixup.
* lto-wpa-fixup.c: Remove.
* Makefile.in (lto-wpa-fixup.o): Remove.
* passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
(execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
* lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2010-04-21 Jan Hubicka <jh@suse.cz>
* tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
add write_optimization_summary, read_optimization_summary.
(ipa_write_summaries_of_cgraph_node_set): Remove.
(ipa_write_optimization_summaries): Declare.
(ipa_read_optimization_summaries): Declare.
* ipa-cp.c (pass_ipa_cp): Update.
* ipa-reference.c (pass_ipa_reference): Update.
* ipa-pure-const.c (pass_ipa_pure_const): Update.
* lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
Update.
* ipa-inline.c (pass_ipa_inline): Update.
* ipa.c (pass_ipa_whole_program): Update.
* lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
* passes.c (ipa_write_summaries_1): Do not test wpa.
(ipa_write_optimization_summaries_1): New.
(ipa_write_optimization_summaries): New.
(ipa_read_summaries): Do not test ltrans.
(ipa_read_optimization_summaries_1): New.
(ipa_read_optimization_summaries): New.
2010-04-21 Jan Hubicka <jh@suse.cz>
* lto-cgraph.c (lto_output_node): Do not output comdat groups
for boundary nodes.
(output_cgraph): Do not arrange comdat groups for boundary nodes.
2010-04-21 Jakub Jelinek <jakub@redhat.com>
PR debug/40040
* dwarf2out.c (add_name_and_src_coords_attributes): Add
DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2010-04-21 Jan Hubicka <jh@suse.cz>
* ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2010-04-21 Jan Hubicka <jh@suse.cz>
* varpool.c (decide_is_variable_needed): Variable is always needed
during ltrans.
2010-04-21 Jan Hubicka <jh@suse.cz>
* opts.c (decode_options): Enable pure-const pass for whopr.
2010-04-21 Jan Hubicka <jh@suse.cz>
* cgraph.c (dump_cgraph_node): Dump also assembler name.
* ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
at WPA dumping.
(cgraph_decide_inlining): Do not expect callee to be removed in all
cases.
2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
* config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2010-04-21 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (x86_shrd): Add athlon_decode and
amdfam10_decode attributes.
2010-04-21 Jakub Jelinek <jakub@redhat.com>
PR middle-end/43570
* omp-low.c (scan_sharing_clauses): Don't scan_omp_op
OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
(lower_copyprivate_clauses): Use private var in outer
context instead of original var. Make sure the types
are correct for VLAs.
2010-04-21 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
to non-pointer objects.
2010-04-21 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
last chain entry if it starts with the still current label.
(add_location_or_const_value_attribute): Check that
loc_list->first->next is NULL instead of comparing ->first with ->last.
(dwarf2out_var_location): Pass last_label resp. last_postcall_label
to add_var_loc_to_decl.
* dwarf2out.c (output_call_frame_info): For dw_cie_version
>= 4 add also address size and segment size fields into CIE header.
* unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
long as address size is the same as sizeof (void *) and
segment size is 0.
* unwind-dw2-fde.c (get_cie_encoding): Likewise. If
address size or segment size is unexpected, return DW_EH_PE_omit.
(classify_object_over_fdes): If get_cie_encoding returned
DW_EH_PE_omit, return -1.
(init_object): If classify_object_over_fdes returned -1,
pretend there were no FDEs at all.
2010-04-21 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (bswap<mode>2): Macroize expander from
bswap{si,di}2 using SWI48 mode iterator.
(*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
set modrm attribute of bswap insn to 0 and remove length attribute.
(*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
iterator. Set type attribute to bitmanip, set modrm attribute to 0,
set mode attribute to <MODE> and remove length attribute.
2010-04-20 James E. Wilson <wilson@codesourcery.com>
PR rtl-optimization/43520
* ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
zero available registers.
2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_cproj): Fold more cases.
2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (build_complex_cproj, fold_builtin_cproj): New.
(fold_builtin_1): Fold builtin cproj.
* builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
Use ATTR_CONST_NOTHROW_LIST.
2010-04-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
ffsi2_no_cmove for !TARGET_CMOVE.
(ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
(ffssi2): Remove expander.
(*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
mode iterator.
(ctz<mode>2): Ditto from ctz{si,di}2.
(clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
mode iterator.
(clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
mode iterator.
2010-04-20 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (AT_linkage_name): Define.
(clone_as_declaration): Handle DW_AT_linkage_name.
(add_name_and_src_coords_attributes): Use AT_linkage_name instead
of DW_AT_MIPS_linkage_name.
(move_linkage_attr): Likewise.
(dwarf2out_finish): Likewise.
2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
PR middle-end/41952
* fold-const.c (fold_comparison): New folding rule.
2010-04-20 Anatoly Sokolov <aesok@post.ru>
* double-int.h (double_int_setbit): Declare.
* double-int.c (double_int_setbit): New function.
* rtl.h (immed_double_int_const): Declare.
* emit-rtl.c (immed_double_int_const): New function.
* builtins.c (expand_builtin_signbit): Clean up, use double_int_*
and immed_double_int_const functions.
* optabs.c (expand_absneg_bit, expand_copysign_absneg,
expand_copysign_bit): (Ditto.).
* simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
* tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
* dojump.c (prefer_and_bit_test): (Ditto.).
* expr.c (convert_modes, reduce_to_bit_field_precision,
const_vector_from_tree): (Ditto.).
* expmed.c (mask_rtx, lshift_value): (Ditto.).
2010-04-20 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
(dump_cgraph_node): Dump new flags.
* cgraph.h (struct cgraph_node): Add flags
reachable_from_other_partition and in_other_partition.
(cgraph_can_remove_if_no_direct_calls_p): Functions used by
other partition can not be removed.
* cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
the other partition must be output; silence sanity checking on
leaking functions bodies from other paritition.
* lto-cgraph.c (reachable_from_other_partition_p): New function.
(lto_output_node): Output new flags; do not sanity check that inline
clones are output; drop lto_forced_extern_inline_p code; do not mock
visibility flags at partition boundaries.
(add_node_to): New function.
(output_cgraph): Use it to sort functions so masters appear before
clones.
(input_overwrite_node): Input new flags.
* passes.c (ipa_write_summaries): Do not call
lto_new_extern_inline_states.
* lto-section-out.c (forced_extern_inline,
lto_new_extern_inline_states lto_delete_extern_inline_states,
lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
* lto-streamer.h (lto_new_extern_inline_states,
* lto_delete_extern_inline_states, lto_force_functions_extern_inline,
lto_forced_extern_inline_p): Kill.
2010-04-20 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (do_sd_constraint): Add edges only
from vars that can have pointers.
(process_constraint): Dump useless constraints.
2010-04-20 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
(dump_sa_points_to_info): Remove asserts.
(init_base_vars): nothing_id isn't an escape point nor does it
have pointers.
2010-04-20 Jakub Jelinek <jakub@redhat.com>
* tree.h (TYPE_REF_IS_RVALUE): Define.
* dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
should_move_die_to_comdat, prune_unused_types_walk): Handle
DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
(modified_type_die, gen_reference_type_die): Emit
DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
if TYPE_REF_IS_RVALUE and -gdwarf-4.
2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
PR target/43635
* config/s390/s390.c (s390_emit_call): Turn direct into indirect
calls for -fpic -m31 if they have been sibcall optimized.
2010-04-19 James E. Wilson <wilson@codesourcery.com>
* config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
ar.lc fixed and call-used.
* config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2010-04-19 Jan Hubicka <jh@suse.cz>
* opts.c (decode_options): Disable whpr incompatible passes.
* lto/lto.c (lto_1_to_1_map): Skip clones.
(read_cgraph_and_symbols): Do not mark everything as needed.
(do_whole_program_analysis): Do map only after optimizing;
set proper cgraph_state; use passmanager.
2010-04-19 DJ Delorie <dj@redhat.com>
* cfgexpand.c (expand_debug_expr): Check for mismatched modes in
POINTER_PLUS_EXPR and fix them.
2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
* config/avr/avr-devices.c (avr_mcu_types): Add support for new
devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
* config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
* ifcvt.c (noce_try_cmove_arith): Fix long lines.
(check_cond_move_block): Likewise.
(cond_move_process_if_block): Likewise.
(noce_find_if_block): Improve formatting.
(find_if_header): Pass 0 to memset and tweak conditions.
(cond_exec_find_if_block): Fix long lines and tweak conditions.
2010-04-19 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
for -gdwarf-4.
PR middle-end/43337
* tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
with non-local decl doesn't need chain.
2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
* ira-color.c (allocno_reload_assign): Avoid accumulating
reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2010-04-19 Martin Jambor <mjambor@suse.cz>
* gimple.h (create_tmp_reg): Declare.
* gimplify.c (create_tmp_reg): New function.
(gimplify_return_expr): Use create_tmp_reg.
(gimplify_omp_atomic): Likewise.
(gimple_regimplify_operands): Likewise.
* tree-dfa.c (make_rename_temp): Likewise.
* tree-predcom.c (predcom_tmp_var): Likewise.
(reassociate_to_the_same_stmt): Likewise.
* tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
(get_replaced_param_substitute): Likewise.
* tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
* tree-ssa-phiopt.c (cond_store_replacement): Likewise.
* tree-ssa-pre.c (get_representative_for): Likewise.
(create_expression_by_pieces): Likewise.
* tree-tailcall.c (adjust_return_value_with_ops): Likewise.
(create_tailcall_accumulator): Likewise.
2010-04-19 Martin Jambor <mjambor@suse.cz>
* cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
new_stmt.
(cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2010-04-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43796
* tree-vrp.c (adjust_range_with_scev): Lookup init and step
from SCEV in the lattice.
(vrp_visit_phi_node): Dump change.
2010-04-19 Richard Guenther <rguenther@suse.de>
* configure.ac: Fix quoting around elf_getshstrndx ABI check.
* configure: Re-generated.
2010-04-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43783
* tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
constant ARRAY_REF operands two and three if possible.
2010-04-19 Uros Bizjak <ubizjak@gmail.com>
PR target/43766
* config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2010-04-19 Jie Zhang <jie@codesourcery.com>
PR target/43662
* reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2010-04-19 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/37027
* tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
and macro to access it.
(vectorizable_reduction): Add argument.
(vect_get_slp_defs): Likewise.
* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
statements for possible use in SLP.
(new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
(destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
(vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
add new argument.
(vectorizable_reduction): Likewise.
* tree-vect-stmts.c (vect_get_vec_defs): Update call to
vect_get_slp_defs.
(vectorizable_type_demotion, vectorizable_type_promotion,
vectorizable_store): Likewise.
(vect_analyze_stmt): Update call to vectorizable_reduction.
(vect_transform_stmt): Likewise.
* tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
(vect_build_slp_tree): Fix indentation. Check that there are no loads
from different interleaving chains in same node.
(vect_slp_rearrange_stmts): New function.
(vect_supported_load_permutation_p): Allow load permutations for
reductions. Call vect_slp_rearrange_stmts() to rearrange statements
inside SLP nodes if necessary.
(vect_analyze_slp_instance): Handle reductions.
(vect_analyze_slp): Try to build SLP instances originating from groups
of reductions.
(vect_detect_hybrid_slp_stmts): Skip reduction statements.
(vect_get_constant_vectors): Create initial vectors for reductions
according to reduction code. Add new argument.
(vect_get_slp_defs): Add new argument, pass it to
vect_get_constant_vectors.
(vect_schedule_slp_instance): Remove SLP tree root statements.
2010-04-19 Jakub Jelinek <jakub@redhat.com>
* tree.h (ENUM_IS_SCOPED): Define.
* dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
for ENUM_IS_SCOPED enums.
2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold_comparison): Use ssizetype.
* gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
* ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
* tree-loop-distribution.c (build_size_arg_loc): Likewise.
* tree-object-size.c (compute_object_sizes): Use size_type_node.
* tree.h (initialize_sizetypes): Remove parameter.
(build_common_tree_nodes): Remove second parameter.
* stor-layout.c (initialize_sizetypes): Remove parameter.
Always create an unsigned type.
(set_sizetype): Assert that the passed type is unsigned and simplify.
* tree.c (build_common_tree_nodes): Remove second parameter.
Adjust call to initialize_sizetypes.
* c-decl.c (c_init_decl_processing): Remove second argument in call to
build_common_tree_nodes.
2010-04-18 Matthias Klose <doko@ubuntu.com>
* gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2010-04-18 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/43771
* tree-vect-slp.c (vect_supported_load_permutation_p): Check that
load permutation doesn't have gaps.
2010-04-18 Jan Hubicka <jh@suse.cz>
* i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
(sse_prologue_save_insn expander): Use new pattern.
(sse_prologue_save_insn1): New pattern and splitter.
(sse_prologue_save_insn): Update to deal also with 64bit aligned
blocks.
* i386.c (setup_incoming_varargs_64): Do not compute jump
destination here.
(ix86_gimplify_va_arg): Update alignment needed.
(ix86_local_alignment): Do not align all local arrays to 128bit.
2010-04-17 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2010-04-17 Richard Earnshaw <rearnsha@arm.com>
* arm.md (negdi2): Remove redundant code to force values into a
register.
2010-04-17 Richard Earnshaw <rearnsha@arm.com>
* arm/bpabi.S: Add EABI alignment attributes to objects.
* arm/bpabi-v6m.S: Likewise.
* arm/crti.asm: Likewise.
* arm/crtn.asm: Likewise.
* arm/lib1funcs.asm: Likewise.
* arm/libunwind.S: Likewise.
2010-04-17 Richard Earnshaw <rearnsha@arm.com>
* arm-protos.h (tune_params): New structure.
* arm.c (current_tune): New variable.
(arm_constant_limit): Delete.
(struct processors): Add pointer to the tune parameters.
(arm_slowmul_tune): New tuning option.
(arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
(all_cores): Adjust to pick up the tuning model.
(arm_constant_limit): New function.
(arm_override_options): Select the appropriate tuning model. Delete
initialization of arm_const_limit.
(arm_split_constant): Use the new constant-limit model.
(arm_rtx_costs): Pick up the current tuning model.
* arm.md (is_strongarm, is_xscale): Delete.
* arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
for Xscale variant architectures.
(mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (arm_gen_constant): Remove unused variable
can_shift.
(arm_rtx_costs_1): Remove unused variable extra_cost.
(arm_unwind_emit_set): Use variable offset.
(thumb1_output_casesi): Remove unused variable flags.
2010-04-16 Jeff Law <law@redhat.com>
* ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
needing assignment rather than doing a two-phase assignment. Remove
unused variable 'm'.
2010-04-16 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/43767
* alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2010-04-16 Doug Kwan <dougkwan@google.com>
* tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
(next_operand_entry_id): New static variable.
(sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
(add_to_ops_vec): Assigned unique ID to operand entry.
(struct oecount_s): New field ID.
(oecount_cmp): Stabilize qsort comparotor by using unique IDs.
(undistribute_ops_list): Assign unique IDs to oecounts.
(init_reassoc): reset next_operand_entry_id.
2010-04-16 Doug Kwan <dougkwan@google.com>
* config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
missing left parenthesis.
2010-04-16 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
*btdi_rex64 using SWI48 mode iterator.
(*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
(*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
*jcc_btdi_mask_rex64.
2010-04-16 Anatoly Sokolov <aesok@post.ru>
* double-int.h (tree_to_double_int): Convert to macro.
* double-int.c (tree_to_double_int): Remove.
2010-04-16 Jakub Jelinek <jakub@redhat.com>
PR debug/43762
* dwarf2out.c (add_bound_info): Always call loc_list_from_tree
with want_address 2 and in case a single element list might be
possible, call it again with want_address 0.
2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
* config/h8300/h8300.c (print_operand) : Modify case 'V' and
case 'W' print operands for HI mode.
* config/h8300/h8300.h (Y0, Y2) : New constraints.
* config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
(bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
* config/h8300/predicate.md (bit_register_indirect_operand): New.
* config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
* config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
#xx:3 and #xx:4 mode.
* config/h8300/h8300.md (inverted load with HImode dest): Add
support for H8300SX.
* config/h8300/predicate.md (bit_operand): Allow immediate values that
satisfy 'U' constraint.
2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
* configure: Regenerate.
* config.in: Regenerate.
* doc/install.texi (Prerequisites): Document that Solaris 2 libelf
works.
2010-04-16 Richard Guenther <rguenther@suse.de>
* tree.h (struct tree_decl_minimal): Move pt_uid ...
(struct tree_decl_common): ... here.
(DECL_PT_UID): Adjust.
(SET_DECL_PT_UID): Likewise.
(DECL_PT_UID_SET_P): Likewise.
2010-04-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43572
* tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
* tree-ssa-alias.c (call_may_clobber_ref_p): Export.
* tree-flow.h (is_call_clobbered): Remove.
* tree-flow-inline.h (is_call_clobbered): Likewise.
* tree-dfa.c (dump_variable): Do not dump call clobber state.
* tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
(execute_return_slot_opt): Adjust.
* tree-tailcall.c (suitable_for_tail_opt_p): Remove
check for call clobbered vars here.
(find_tail_calls): Move tailcall verification to the
proper place.
2010-04-16 Diego Novillo <dnovillo@google.com>
* doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
PR target/40603
* config/arm/arm.md (cbranchqi4): New pattern.
* config/arm/predicates.md (const0_operand,
cbranchqi4_comparison_operator): New predicates.
2010-04-16 Richard Guenther <rguenther@suse.de>
* gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
(dump_gimple_stmt): Likewise.
2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
* recog.h (struct recog_data): New field is_operator.
(struct insn_operand_data): New field is_operator.
* recog.c (extract_insn): Set recog_data.is_operator.
* genoutput.c (output_operand_data): Emit code to set the
is_operator field.
* reload.c (find_reloads): Use it rather than testing for an
empty constraint string.
PR target/41514
* config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
If the previous insn is a cbranchsi4_insn with the same arguments,
omit the compare instruction.
* config/arm/arm.md (addsi3_cbranch): If destination is a high
register, inputs must be low registers and we need a low register
scratch. Handle alternative 2 like alternative 3.
2010-04-16 Jakub Jelinek <jakub@redhat.com>
* alias.c (memrefs_conflict_p): If x and y are the same VALUE,
don't call get_addr on both. If one expression is a VALUE and
the other a REG, check VALUE's locs if the REG isn't among them.
2010-04-16 Christian Bruel <christian.bruel@st.com>
* config/sh/sh.h (sh_frame_pointer_required): New function.
* config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
(flag_omit_frame_pointer) Set.
(MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
(rounded_frame_size): Adjust size with outgoing_args_size.
(sh_set_return_address): Must return from stack pointer.
* gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
(SUBTARGET_FRAME_POINTER_REQUIRED): Define.
(ACCUMULATE_OUTGOING_ARGS): Define.
* doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
* gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/43471
* config/sh/sh.c (sh_legitimize_reload_address): Use
MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
Remove a unneeded check for offset_base.
2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
* configure: Regenerated.
2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_call_save_register_used): Switch back
to HARD_REGNO_NREGS.
2010-04-15 Richard Guenther <rguenther@suse.de>
* alias.c (alias_set_subset_of): Handle alias-set zero
child properly.
2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
Julian Brown <julian@codesourcery.com>
* config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
alternatives according to use of high and low regs.
* config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
* config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
optimizing for size on Thumb-2.
2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
* config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2010-04-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (struct variable_info): Add
is_fn_info flag.
(new_var_info): Initialize it.
(dump_constraints): Support printing last added constraints.
(debug_constraints): Adjust.
(dump_constraint_graph): Likewise.
(make_heapvar_for): Check for NULL cfun.
(get_function_part_constraint): New function.
(get_fi_for_callee): Likewise.
(find_func_aliases): Properly implement IPA PTA constraints.
(process_ipa_clobber): New function.
(find_func_clobbers): Likewise.
(insert_into_field_list_sorted): Remove.
(create_function_info_for): Properly allocate vars for IPA mode.
Do not use insert_into_field_list_sorted.
(create_variable_info_for): Properly generate constraints for
global vars in IPA mode.
(dump_solution_for_var): Always dump the solution.
(set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
(find_what_var_points_to): Adjust.
(pt_solution_set): Change.
(pt_solution_ior_into): New function.
(pt_solution_empty_p): Export.
(pt_solution_includes_global): Adjust.
(pt_solution_includes_1): Likewise.
(pt_solutions_intersect_1): Likewise.
(dump_sa_points_to_info): Check some invariants.
(solve_constraints): Move constraint dumping ...
(compute_points_to_sets): ... here.
(ipa_pta_execute): ... and here.
(compute_may_aliases): Do not re-compute points-to info
locally if IPA info is available.
(ipa_escaped_pt): New global var.
(ipa_pta_execute): Properly implement IPA PTA.
* tree-into-ssa.c (dump_decl_set): Support dumping
decls not in referenced-vars.
* tree-flow.h (struct gimple_df): Add ipa_pta flag.
* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
(dump_points_to_solution): Likewise.
* tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
* tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
(remap_gimple_stmt): Reset call clobber/use information if necessary.
(copy_decl_to_var): Copy DECL_PT_UID.
(copy_result_decl_to_var): Likewise.
* tree.c (make_node_stat): Initialize DECL_PT_UID.
(copy_node_stat): Copy it.
* tree.h (DECL_PT_UID): New macro.
(SET_DECL_PT_UID): Likewise.
(DECL_PT_UID_SET_P): Likewise.
(struct tree_decl_minimal): Add pt_uid member.
* tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
(pt_solution_empty_p): Declare.
(pt_solution_set): Adjust.
(ipa_escaped_pt): Declare.
* cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
* gimple-pretty-print.c (pp_points_to_solution): New function.
(dump_gimple_call): Dump call clobber/use information.
* tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
* tree-pass.h (TDF_ALIAS): New dump option.
* tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
* doc/invoke.texi (-fipa-pta): Update documentation.
2010-04-15 Richard Guenther <rguenther@suse.de>
* Makefile.in (OBJS-common): Add gimple-fold.o.
(gimple-fold.o): New rule.
* tree.h (maybe_fold_offset_to_reference,
maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
prototypes ...
* gimple.h: ... here.
* tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
may_propagate_address_into_dereference): Move prototypes ...
* gimple.h: ... here.
* tree-ssa-ccp.c (get_symbol_constant_value,
may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
gimplify_and_update_call_from_tree): Move ...
* gimple-fold.c: ... here. New file.
(ccp_fold_builtin): Rename to ...
(gimple_fold_builtin): ... this.
* tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2010-04-15 Richard Guenther <rguenther@suse.de>
* fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
fit_double_type, force_fit_type_double, add_double_with_sign,
neg_double, mul_double_with_sign, lshift_double, rshift_double,
lrotate_double, rrotate_double, div_and_round_double): Move ...
* double-int.c: ... here.
* tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
add_double, neg_double, mul_double_with_sign, mul_double,
lshift_double, rshift_double, lrotate_double, rrotate_double,
div_and_round_double): Move prototypes ...
* double-int.h: ... here.
2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
PR target/43742
* config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
matching constraints to ensure inputs match the output.
2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/43742
* config/sh/sh.md (doloop_end_split): Remove "+r" constraint
in an input-only operand.
2010-04-15 Anatoly Sokolov <aesok@post.ru>
* double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
(double_int_not, double_int_lshift, double_int_rshift): Declare.
(double_int_negative_p): Convert to static inline function.
* double-int.c (double_int_lshift, double_int_lshift): New functions.
(double_int_negative_p): Remove.
* tree.h (lshift_double, rshift_double):
* tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
* fold-const.c (fold_convert_const_int_from_real,
fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
(lshift_double): Change type of arith argument to bool.
(rshift_double): Change type of arith argument to bool. Correct
comment.
* expmed.c (mask_rtx, lshift_value): (Ditto.).
2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
PR target/21803
* ifcvt.c (cond_exec_process_if_block): Look for identical sequences
at the start and end of the then/else blocks, and omit them from the
conversion.
* cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
argument; all callers changed. Pass zero to old_insns_match_p instead.
(flow_find_head_matching_sequence): New function.
(old_insns_match_p): Check REG_EH_REGION notes for calls.
* basic-block.h (flow_find_cross_jump,
flow_find_head_matching_sequence): Declare functions.
2010-04-14 Jason Merrill <jason@redhat.com>
PR c++/36625
* c-common.c (attribute_takes_identifier_p): New fn.
* c-common.h: Declare it.
2010-04-14 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
splitter condition.
(*udivmod<mode>4): Ditto.
2010-04-14 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (maxmin_int): Rename code attribute from
maxminiprefix and update all users.
(maxmin_float): Ditto from maxminfprefix.
(logic): Ditto from logicprefix.
(absneg_mnemonic): Ditto from absnegprefix.
* config/i386/mmx.md: Update all users of maxminiprefix,
maxminfprefix and logicprefix for rename.
* config/i386/sse.md: Ditto.
* config/i386/sync.md (sync_<code><mode>): Update for
logicprefix rename.
2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 42966
* diagnostics.c (diagnostic_report_diagnostic): Mark specially
warnings converted to errors.
2010-04-14 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
used insn_type variable.
(function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
to avoid set-but-not-used warning.
2010-04-14 Uros Bizjak <ubizjak@gmail.com>
* df-core.c (df_ref_debug): Change format string placeholder
from 0x%x to %#x.
* dwarf2asm.c (dw2_asm_output_data_raw,
dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
* dwarf2out.c (output_cfi, output_cfi_directive,
dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
output_cfa_loc_raw, output_die, output_ranges, output_file_names):
Ditto.
* genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
* print-rtl.c (print_rtx): Ditto.
2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
PR middle-end/42694
* builtins.c (expand_builtin_pow_root): New function to expand pow
calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
series of sqrt and cbrt calls under -ffast-math.
(expand_builtin_pow): Call it.
2010-04-14 Michael Matz <matz@suse.de>
PR tree-optimization/42963
* tree-cfg.c (touched_switch_bbs): New static variable.
(group_case_labels_stmt): New function broken out from ...
(group_case_labels): ... here, use the above.
(start_recording_case_labels): Allocate touched_switch_bbs.
(end_recording_case_labels): Deallocate it, call
group_case_labels_stmt.
(gimple_redirect_edge_and_branch): Remember index of affected BB.
2010-04-14 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
from insn template.
2010-04-14 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2010-04-13 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
of optimized out static functions.
(cgraph_edge_badness): Add DUMP parameter and dump reasons for the
cost computation. Also sanity check for overflows.
(update_caller_keys): Update cgraph_edge_badness call; properly
update fibheap and sanity check that it is up to date.
(add_new_edges_to_heap): Update cgraph_edge_badness.
(cgraph_decide_inlining_of_small_function): Likewise;
add sanity checking that badness in heap is up to date;
improve dumping of reason; Update badness of calls to the
offline copy of function currently inlined; dump badness
of functions not inlined because of unit growth limits.
2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/32628
* c-common.c (pointer_int_sum): Disregard overflow that occured only
because of sign-extension change when converting to sizetype here...
* fold-const.c (fold_convert_const_int_from_int): ...and not here.
* fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
the folding to constants. Remove redundant final conversion.
(fold_binary) <associate>: Do not associate if the re-association of
constants alone overflows.
(fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
to the end of the list.
(multiple_of_p) <COND_EXPR>: New case.
2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
* opt-functions.awk (opt_sanitized_name): New.
(opt_enum): New.
* optc-gen.awk: Use it
* opth-gen.awk: Use it.
2010-04-13 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
(sra_modify_assign): Delete stmts loading dead data even if racc has no
children. Call replace_uses_with_default_def_ssa_name to handle
SSA_NAES on lhs.
2010-04-13 Michael Matz <matz@suse.de>
PR middle-end/43730
* builtins.c (expand_builtin_interclass_mathfn): Also create
a register if the predicate doesn't match.
2010-04-13 Diego Novillo <dnovillo@google.com>
* Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
* c-pch.c: Include timevar.h.
(c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
(c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
* ggc-common.c: Include timevar.h.
(gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
* timevar.def (TV_PCH_SAVE): Define.
(TV_PCH_CPP_SAVE): Define.
(TV_PCH_PTR_REALLOC): Define.
(TV_PCH_PTR_SORT): Define.
(TV_PCH_RESTORE): Define.
(TV_PCH_CPP_RESTORE): Define.
2010-04-13 Michael Matz <matz@suse.de>
* tree-ssa-reassoc.c (repropagate_negates): Merge negates also
into MINUS_EXPRs.
(can_reassociate_p): New function.
(break_up_subtract_bb, reassociate_bb): Use it.
2010-04-13 Richard Guenther <rguenther@suse.de>
PR bootstrap/43737
* builtins.c (c_readstr): Fix assert.
2010-04-13 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
when generating cltd insn.
(*ashl<mode>3_1): Remove special handling for register operand 2.
(*ashlsi3_1_zext): Ditto.
(*ashlhi3_1): Ditto.
(*ashlhi3_1_lea): Ditto.
(*ashlqi3_1): Ditto.
(*ashlqi3_1_lea): Ditto.
(*<shiftrt_insn><mode>3_1): Ditto.
(*<shiftrt_insn>si3_1_zext): Ditto.
(*<shiftrt_insn>qi3_1_slp): Ditto.
(*<rotate_insn><mode>3_1): Ditto.
(*<rotate_insn>si3_1_zext): Ditto.
(*<rotate_insn>qi3_1_slp): Ditto.
2010-04-13 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (callused_id): Remove.
(call_stmt_vars): New.
(get_call_vi): Likewise.
(lookup_call_use_vi): Likewise.
(lookup_call_clobber_vi): Likewise.
(get_call_use_vi): Likewise.
(get_call_clobber_vi): Likewise.
(make_transitive_closure_constraints): Likewise.
(handle_const_call): Adjust to do per-call call-used handling.
(handle_pure_call): Likewise.
(find_what_var_points_to): Remove general callused handling.
(init_base_vars): Likewise.
(init_alias_vars): Initialize call_stmt_vars.
(compute_points_to_sets): Process call-used and call-clobbered
vars for call statements.
(delete_points_to_sets): Free call_stmt_vars.
2010-04-13 Richard Guenther <rguenther@suse.de>
* tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
Only add RW dependence for dependence distance zero.
Adjust maximal vectorization factor according to dependences.
Move alignment handling ...
(vect_find_same_alignment_drs): ... here. New function.
(vect_analyze_data_ref_dependences): Adjust.
(vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
(vect_analyze_data_refs): Adjust minimal vectorization factor
according to data references.
* tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
dependences before determining the vectorization factor.
Analyze alignment after determining the vectorization factor.
* tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
dependences before alignment.
* tree-vectorizer.h (vect_analyze_data_ref_dependences):
Adjust prototype.
(vect_analyze_data_refs): Likewise.
(MAX_VECTORIZATION_FACTOR): New define.
2010-04-13 Duncan Sands <baldrick@free.fr>
* except.h (lang_eh_type_covers): Remove.
* except.c (lang_eh_type_covers): Likewise.
2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
* gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
UNITS_PER_LONG where it is ABI relevant.
(s390_return_addr_rtx): Likewise.
(s390_back_chain_rtx): Likewise.
(s390_frame_area): Likewise.
(s390_frame_info): Likewise.
(s390_initial_elimination_offset): Likewise.
(save_gprs): Likewise.
(s390_emit_prologue): Likewise.
(s390_emit_epilogue): Likewise.
(s390_function_arg_advance): Likewise.
(s390_function_arg): Likewise.
(s390_va_start): Likewise.
(s390_gimplify_va_arg): Likewise.
(s390_function_profiler): Likewise.
(s390_optimize_prologue): Likewise.
(s390_rtx_costs): Likewise.
(s390_secondary_reload): Likewise.
(s390_promote_function_mode): Likewise.
(s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
(s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
registers available.
(s390_unwind_word_mode): New function.
(s390_function_value): Split 64 bit values into register pair if
used as return value.
(s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
function call parameters. Handle parallels.
(TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
(HARD_REGNO_CALL_PART_CLOBBERED): New macro.
(DWARF_CIE_DATA_ALIGNMENT): New macro.
(s390_expand_setmem): Remove unused variable src_addr.
* gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
deal with 64 bit registers.
* gcc/config/s390/s390.h: Define __zarch__ predefined macro.
Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
(UNITS_PER_LONG): New macro.
* libjava/include/s390-signal.h: Define extended ucontext
structure containing the upper halfs of the 64 bit registers.
2010-04-13 Simon Baldwin <simonb@google.com>
* cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
* gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
rvalue on the RHS if the LHS is of a non-renamable type.
* tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2010-04-13 Matthias Klose <doko@ubuntu.com>
* gcc.c (cc1_options): Handle -iplugindir before processing
the cc1 spec. Only add -iplugindir once.
(cpp_unique_options): Add -iplugindir option if -fplugin* options
found.
* common.opt (iplugindir): Remove `Separate' property, initialize.
* plugin.c (default_plugin_dir_name): Error with missing -iplugindir
option.
* Makefile.in (check-%, check-parallel-%): Create plugin dir.
(distclean): Remove plugin dir.
* doc/invoke.texi: Document -iplugindir.
2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
* doc/plugins.texi (Loading Plugins): Document short
-fplugin=foo option.
(Plugin API): Mention default_plugin_dir_name function.
* gcc.c (find_file_spec_function): Add new declaration.
(static_spec_func): Use it for "find-file".
(find_file_spec_function): Add new function.
(cc1_options): Add -iplugindir option if -fplugin* options found.
* gcc-plugin.h (default_plugin_dir_name): Added new declaration.
* plugin.c (add_new_plugin): Updated comment, and handle short
plugin name.
(default_plugin_dir_name): Added new function.
* common.opt (iplugindir): New option to set the plugin directory.
2010-04-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (any_rotate): New code iterator.
(rotate_insn): New code attribute.
(rotate): Ditto.
(SWIM124): New mode iterator.
(<rotate_insn>ti3): New expander.
(<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
any_rotate code iterator.
(<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
using any_rotate code iterator and SWIM124 mode iterator.
(ix86_rotlti3): New insn_and_split pattern.
(ix86_rotrti3): Ditto.
(ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
ix86_rotl{di,ti}3 patterns.
(ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
(*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
*{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
code iterator and SWI mode iterator.
(*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
code iterator.
(*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
(bswap rotatert splitter): Add splitter.
(bswap splitter): Macroize splitter using any_rotate code iterator.
Add insn predicate to split only for TARGET_USE_XCHGB or when
optimizing function for size.
2010-04-12 Steve Ellcey <sje@cup.hp.com>
* config/pa/pa.c (emit_move_sequence): Remove use of
deleted variable flag_argument_noalias.
2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc: Removed *-*-solaris2.7* from list of obsolete
configurations.
Add to unsupported targets list.
* configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
sparc*-sun-solaris2.[567]* from target lists.
* configure: Regenerate.
* doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
removal.
Remove Solaris 7 patch references.
(Specific, sparc-sun-solaris2.7): Removed.
(sparc-sun-solaris2*): Update Solaris 7 example.
(sparc64-*-solaris2*): Likewise.
2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.build (alpha*-dec-osf4*): Remove.
* config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
of obsolete configurations.
(alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
support.
* config/alpha/t-osf4: Renamed to ...
* config/alpha/t-osf5: ... this.
* config/alpha/osf.h: Renamed to ...
* config/alpha/osf5.h: ... this.
Merged old osf5.h contents.
Update comments.
(ASM_SPEC): Use ASM_OLDAS_SPEC directly.
(EXTRA_SPECS): Removed.
* doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
reflect removal of Tru64 UNIX V4.0/V5.0 support.
Document that.
2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/contrib.texi (Contributors, Rainer Orth): Update.
2010-04-12 Kai Tietz <kai.tietz@onevision.com>
PR/43702
* config/i386/i386.c (x86_this_parameter): Handle aggregate for
__thiscall convention.
2010-04-12 Steve Ellcey <sje@cup.hp.com>
* config/pa/pa.c (hppa_legitimize_address): Remove unused variable
orig_base.
* config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2010-04-12 Steve Ellcey <sje@cup.hp.com>
* function.c (assign_parms_initialize_all): Add unused attribute
to fntype.
2010-04-12 Richard Guenther <rguenther@suse.de>
* gsstruct.def (GSS_CALL): New.
* gimple.def (GIMPLE_CALL): Change to GSS_CALL.
* gimple.h: Include tree-ssa-alias.h.
(struct gimple_statement_call): New.
(union gimple_statement_struct_d): Add gimple_call member.
(gimple_call_reset_alias_info): Declare.
(gimple_call_use_set): New function.
(gimple_call_clobber_set): Likewise.
* Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
* gimple.c (gimple_call_reset_alias_info): New function.
(gimple_build_call_1): Call it.
* lto-streamer-in.c (input_gimple_stmt): Likewise.
* tree-inline.c (remap_gimple_stmt): Likewise.
(expand_call_inline): Remove callused handling.
* cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
* tree-dfa.c (dump_variable): Likewise.
* tree-parloops.c (parallelize_loops): Likewise.
* tree-ssa.c (init_tree_ssa): Likewise.
(delete_tree_ssa): Likewise.
* tree-flow-inline.h (is_call_used): Remove.
* tree-flow.h (struct gimple_df): Remove callused member.
* tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
* tree-ssa-alias.c (dump_alias_info): Remove callused handling.
(ref_maybe_used_by_call_p_1): Simplify.
(call_may_clobber_ref_p_1): Likewise.
* tree-ssa-structalias.c (compute_points_to_sets): Set
the call stmt used and clobbered sets.
* tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
(find_tail_calls): Verify the tail call.
2010-04-12 Richard Guenther <rguenther@suse.de>
* ipa.c (cgraph_postorder): Adjust postorder to guarantee
single-iteration always-inline inlining.
* ipa-inline.c (cgraph_mark_inline): Do not return anything.
(cgraph_decide_inlining): Do not handle always-inline specially.
(try_inline): Remove always-inline cycle detection special case.
Do not recurse on always-inlines.
(cgraph_early_inlining): Do not iterate if not optimizing.
(cgraph_gate_early_inlining): remove.
(pass_early_inline): Run unconditionally.
(gate_cgraph_decide_inlining): New function.
(pass_ipa_inline): Use it. Do not run the IPA inliner if
not inlining or optimizing.
(cgraph_decide_inlining_of_small_functions): Also consider
always-inline functions.
(cgraph_default_inline_p): Return true for nodes which should
disregard inline limits.
(estimate_function_body_sizes): Assume zero size and time for
nodes which are marked as disregarding inline limits.
(cgraph_decide_recursive_inlining): Do not perform recursive
inlining on always-inline nodes.
2010-04-12 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/43699
* c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
for exprs satisfying handled_component_p.
2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
* expr.c (categorize_ctor_elements_1): Properly count sub-elements of
non-constant aggregate elements.
* gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
is a real initialization.
2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
PR c/36774
* c-decl.c (start_function): Move forward check for nested function.
2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
* config/sh/sh.c: Include reload.h.
(sh_legitimize_reload_address): New.
* config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
sh_legitimize_reload_address.
2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
* config/sh/sh.md (*movqi_pop): New insn pattern.
* config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2010-04-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (any_shiftrt): New code iterator.
(shiftrt_insn): New code attribute.
(shiftrt): Ditto.
(<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
using any_shiftrt code iterator.
(*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
*{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
(*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
pattern from corresponding peephole2 patterns.
(*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
using any_shiftrt code iterator.
(*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
(*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
(*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
(*<shiftrt_insn><mode>3_cmp_zext): Ditto from
*{ashr,lshr}<mode>3_cmp_zext.
(*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2010-04-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
scratch register.
(*lshr<mode>3_cconly): Ditto.
2010-04-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (lshr<mode>3): Macroize expander from
lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
(*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
pattern from *lshr{di,ti}3_1 and corresponding splitters using
DWI mode iterator.
(*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
from corresponding peephole2 patterns.
(*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
*lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
and *lshrdi3_1_rex64 using SWI mode iterator.
(*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
(*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
(*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
*lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
and *lshrdi3_cmp_rex64 using SWI mode iterator.
(*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
(*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
*lshrdi3_one_bit_cconly_rex64. Macroize insn from
*lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
SWI mode iterator.
2010-04-10 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (ashr<mode>3): Macroize expander from
ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
(*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
pattern from *ashr{di,ti}3_1 and corresponding splitters using
DWI mode iterator.
(*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
from corresponding peephole2 patterns.
(ashrdi3_cvt): Rename from ashrdi3_63_rex64.
(ashrsi3_cvt): Rename from ashrsi3_31.
(*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
(x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
and x86_64_shift_adj_3 using SWI48 mode iterator.
(*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
*ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
and *ashrdi3_1_rex64 using SWI mode iterator.
(*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
(*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
(*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
*ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
and *ashrdi3_cmp_rex64 using SWI mode iterator.
(*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
(*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
*ashrdi3_one_bit_cconly_rex64. Macroize insn from
*ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
SWI mode iterator.
(sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
* config/i386/i386.c (ix86_split_ashr): Update for renamed
x86_shift<mode>_adj_3 expanders.
2010-04-10 Wei Guozhi <carrot@google.com>
PR target/42601
* config/arm/arm.c (arm_pic_static_addr): New function.
(legitimize_pic_address): Call arm_pic_static_addr when it detects
a static symbol.
(arm_output_addr_const_extra): Output expression for new pattern.
* config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
* ira-costs.c (record_reg_classes): Ignore alternatives that are
not enabled.
* Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
* web.c: Include "insn-config.h" and "recog.h".
(union_match_dups): New function.
(web_main): Call it.
(union_defs): Don't try to recognize match_dups.
* reload1.c (eliminate_regs_in_insn): Don't restore an operand
if doing so would replace the entire pattern.
2010-04-09 Uros Bizjak <ubizjak@gmail.com>
PR target/43707
PR target/43709
* config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
and splitter pattern. Change splitter operand 1 predicate to
nonmemory_operand.
2010-04-09 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
lattices are addresses of CONST_DECLs with the same initial value.
(ipcp_print_all_lattices): Print values of CONST_DECLs.
* ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
Bernd Schmidt <bernds@codesourcery.com>
* loop-invariant.c (replace_uses): New static function.
(move_invariant_reg): Use it to ensure we can replace the uses.
2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
* config/picochip/picochip.c (picochip_rtx_costs): Use correct
function template.
(picochip_override_options): Enable section anchors only above -O1.
(picochip_reorg): Fixed a couple of build warnings.
2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (plugin -rdynamic test): Log result.
* configure: Regenerate.
* config/sol2.h (LINK_SPEC): Handle -rdynamic.
(RDYNAMIC_SPEC): Define.
* config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac: Determine Sun ld version numbers.
(comdat_group): Restrict GNU ld version checks to gld.
(comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
(enable_comdat): Support --enable-comdat.
* configure: Regenerate.
* doc/install.texi (Configuration): Document --enable-comdat.
2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
* config/sol2-gld.h: ... here.
* config.gcc (sparc*-*-solaris2*): Reflect this.
(i[34567]86-*-solaris2*): Use it.
2010-04-09 Steve Ellcey <sje@cup.hp.com>
* config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
setup_clocks_p.
(final_emit_insn_group_barriers): Remove unused variable prev_insn.
2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 42965
* diagnostic.c (diagnostic_initialize): Initialize
some_warnings_are_errors.
(diagnostic_finish): New.
(diagnostic_action_after_output): Call it before exiting.
(diagnostic_report_diagnostic): Do not print message here. Set
some_warnings_are_errors.
* diagnostic.h (diagnostic_context): Delete
issue_warnings_are_errors_message. Add some_warnings_are_errors.
(diagnostic_finish): Declare.
* toplev.c (toplev_main): Call it before exit.
2010-04-09 Jason Merrill <jason@redhat.com>
PR c++/42623
* c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
for incomplete type.
PR c++/41788
* stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
based on a warning flag.
2010-04-09 Richard Guenther <rguenther@suse.de>
* tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
PR bootstrap/43684
* varasm.c (default_assemble_visibility): Wrap vars that are
set, but unused, by targets without GAS.
* config/rs6000/rs6000.c: (paired_emit_vector_compare):
Remove set, but unused, vars.
(rs6000_legitimize_tls_address): Likewise.
(altivec_expand_dst_builtin): Likewise.
* config/darwin.c (machopic_classify_symbol): Likewise.
(machopic_indirection_name): Likewise.
2010-04-09 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (DWI): New mode iterator.
(S): New mode attribute.
(shift_operand): Ditto.
(shift_immediate_operand): Ditto.
(ashl_input_operand): Ditto.
(ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
using SDWIM mode iterator.
(*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
pattern from *ashl{di,ti}3_1 and corresponding splitters using
DWI mode iterator.
(*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
from corresponding peephole2 patterns.
(x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
and x86_64_shift_adj_1 using SWI48 mode iterator.
(x86_shift<mode>_adj_2): Ditto.
(*ashldi3_1_rex64): Split TYPE_LEA pattern.
(*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
using SWI48 mode iterator.
(*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
*ashldi3_cmp_rex64 using SWI mode iterator.
(*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
*ashldi3_cconly_rex64 using SWI mode iterator.
* config/i386/i386.c (ix86_split_ashl): Update for renamed
x86_shift<mode>_adj_{1,2}.
(ix86_split_ashr): Ditto.
(ix86_split_lshr): Ditto.
2010-04-09 Richard Guenther <rguenther@suse.de>
* target.h (builtin_conversion): Pass in input and output types.
* targhooks.c (default_builtin_vectorized_conversion): Adjust.
* targhooks.h (default_builtin_vectorized_conversion): Likewise.
* tree-vect-stmts.c (vectorizable_conversion): Adjust.
* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
* config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
Handle AVX modes.
* config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2010-04-09 Richard Guenther <rguenther@suse.de>
PR target/43152
* config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2010-04-09 Richard Guenther <rguenther@suse.de>
* tree-vectorizer.h (struct _stmt_vec_info): Document
that vectype is the type of the LHS.
(supportable_widening_operation, supportable_narrowing_operation):
Get both input and output vector types as arguments.
(vect_is_simple_use_1): Declare.
(get_same_sized_vectype): Likewise.
* tree-vect-loop.c (vect_determine_vectorization_factor):
Set STMT_VINFO_VECTYPE to the vector type of the def.
(vectorizable_reduction): Adjust.
* tree-vect-patterns.c (vect_recog_widen_mult_pattern):
Adjust. Specify the output vector type.
(vect_pattern_recog_1): Adjust.
* tree-vect-stmts.c (get_same_sized_vectype): New function.
(vectorizable_call): Adjust.
(vectorizable_conversion): Likewise.
(vectorizable_operation): Likewise.
(vectorizable_type_demotion): Likewise.
(vectorizable_type_promotion): Likewise.
(vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
the def.
(vect_is_simple_use_1): New function.
(supportable_widening_operation): Get both input and output
vector types.
(supportable_narrowing_operation): Likewise.
* tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2010-04-09 Kai Tietz <kai.tietz@onevision.com>
* config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
__thiscall and _thiscall as predefined macros.
* config/i386/i386.c (ix86_handle_cconv_attribute): Add
thiscall attribute handling.
(ix86_comp_type_attributes): Likewise.
(ix86_function_regparm): Likewise.
(ix86_return_pops_args): Likewise.
(init_cumulative_args): Likewise.
(find_drap_reg): Likewise.
(ix86_static_chain): Likewise.
(x86_this_parameter): Likewise.
(x86_output_mi_thunk): Likewise.
(ix86_attribute_table): Add description for thiscall attribute.
* config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
* doc/extend.texi: Add documentation for thiscall.
2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c++/28584
* c.opt (Wint-to-pointer-cast): Available in C++.
* doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (TREE_ADDRESSABLE): Document its effect for function types.
* calls.c (expand_call): Pass the function type to aggregate_value_p.
* function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
function type instead. Reorder and simplify checks.
* gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2010-04-08 Jing Yu <jingyu@google.com>
Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/42720
* tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
loop unswitch conditions here from ...
(tree_unswitch_single_loop): ... here.
2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
* tree-if-conv.c: Fix comments and simplify logic.
2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
* tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
(tree_if_conversion): Same. Update call to if_convertible_loop_p.
(main_tree_if_conversion): Update call to tree_if_conversion.
2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 42485
* doc/invoke.texi (-b,-V): Delete.
* doc/tm.texi: Do not mention -b.
* gcc.c (display_help): Delete -b and -V.
(process_command): Delete -b and -V.
* gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
Wolfgang Gellerich <gellerich@de.ibm.com>
Implement target hook for loop unrolling
* target.h (loop_unroll_adjust): Add a new target hook function.
* target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
* doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
* config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
(s390_loop_unroll_adjust): Implement the new target hook for s390.
* loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
target hook.
(decide_unroll_stupid): Likewise.
2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/43643
* config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
(Specific, *-*-solaris2*): Likewise.
Don't prefer Sun as over GNU as.
2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.c (override_options): Adjust the z10
defaults for max-unroll-times, max-completely-peeled-insns
and max-completely-peel-times.
2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_expand_movmem): Issue prefetch
instructions for z10.
(s390_expand_setmem): Likewise.
(s390_expand_cmpmem): Likewise.
2010-04-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43679
* tree-ssa-pre.c (eliminate): Only propagate copies.
2010-04-08 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/43681
* expr.c (block_move_libcall_safe_for_call_parm): Avoid
set but not used variable warning.
2010-04-08 Wei Guozhi <carrot@google.com>
PR target/41653
* config/arm/arm.c (thumb1_size_rtx_costs): New function.
(arm_size_rtx_costs): Call the new function when optimized for size.
2010-04-08 Jakub Jelinek <jakub@redhat.com>
PR debug/43670
* cfgexpand.c (expand_debug_expr): If for non-NULL offset
op0 is not a MEM, just return NULL instead of assertion
failure.
(discover_nonconstant_array_refs): Don't walk debug stmts.
2010-04-08 Doug Kwan <dougkwan@google.com>
* configure.ac: Recognize gold and do not use its version number
to test ld features.
* configure: Regenerate.
2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
PR middle-end/40815
* tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
(negate_value): Move code to push elements to broken_up_substracts ...
(eliminate_plus_minus_pair): ... here. Push operands that have no
negative pair to plus_negates.
(repropagate_negates, init_reassoc, fini_reassoc): Update.
2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/install.texi (Configuration): Move description of
--enable-lto, --with-libelf*, --enable-gold from Java section to
general section.
* doc/generic.texi (Working with declarations)
(Function Properties, C and C++ Trees): Fix typos.
* doc/sourcebuild.texi (Top Level): Likewise.
2010-04-07 Jakub Jelinek <jakub@redhat.com>
PR c/18624
* tree.h (DECL_READ_P): Define.
(struct tree_decl_common): Add decl_read_flag.
* c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
a set but not used warning.
(merge_decls): Merge DECL_READ_P flag.
(finish_decl, build_compound_literal): Set DECL_READ_P flag.
(finish_function): Issue -Wunused-but-set-parameter diagnostics.
* c-common.c (handle_used_attribute, handle_unused_attribute):
Likewise.
* c-tree.h (default_function_array_read_conversion, mark_exp_read):
New prototypes.
* c-typeck.c (default_function_array_read_conversion, mark_exp_read):
New functions.
(default_conversion, c_process_expr_stmt): Call mark_exp_read.
* c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
c_parser_binary_expression, c_parser_cast_expression,
c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
Call default_function_array_read_conversion instead of
default_function_array_conversion where needed.
(c_parser_unary_expression, c_parser_conditional_expression,
c_parser_postfix_expression_after_primary, c_parser_initelt):
Likewise. Call mark_exp_read where needed.
(c_parser_statement_after_labels, c_parser_asm_operands,
c_parser_typeof_specifier, c_parser_sizeof_expression,
c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
where needed.
* common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
New.
* toplev.c (warn_unused_but_set_variable): Default to warn_unused.
(warn_unused_but_set_parameter): Default to warn_unused
&& extra_warnings.
* doc/invoke.texi: Document -Wunused-but-set-variable and
-Wunused-but-set-parameter.
* tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
used count variable.
* genemit.c (gen_expand, gen_split): Avoid set but not used warnings
when operandN variables aren't used in the body of the expander
or splitter.
* tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
* tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
* tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
FOR_EACH_IMM_USE_ON_STMT): Likewise.
* tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
* tree.c (PROCESS_ARG): Likewise.
2010-04-07 Simon Baldwin <simonb@google.com>
* diagnostic.h (diagnostic_override_option_index): New macro to
set a diagnostic's option_index.
* c-tree.h (c_cpp_error): Add warning reason argument.
* opts.c (_warning_as_error_callback): New.
(register_warning_as_error_callback): Store callback for
warnings enabled via enable_warning_as_error.
(enable_warning_as_error): Call callback, minor code tidy.
* opts.h (register_warning_as_error_callback): Declare.
* c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
response to -Werror=.
(c_common_init_options): Register warning_as_error_callback in opts.c.
* common.opt: Add -Wno-cpp option.
* c-common.c (struct reason_option_codes_t): Map cpp warning
reason codes to gcc option indexes.
* (c_option_controlling_cpp_error): New function, lookup the gcc
option index for a cpp warning reason code.
* (c_cpp_error): Add warning reason argument, call
c_option_controlling_cpp_error for diagnostic_override_option_index.
* doc/invoke.texi: Document -Wno-cpp.
2010-04-07 Richard Guenther <rguenther@suse.de>
* ipa-reference.c (mark_load): Use get_base_address.
(mark_store): Likewise.
* tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
inserting GIMPLE_NOPs into the IL.
* tree-ssa-structalias.c (get_constraint_for_component_ref):
Explicitly strip handled components and indirect references.
* fold-const.c (fold_unary_loc): Do not strip qualifiers when
folding address expressions.
* gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
* tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
operand_equal_p to compare decls.
(ptr_deref_may_alias_decl_p): Likewise.
* tree-ssa-operands.c (get_asm_expr_operands): Simplify
* tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
Handle reversed comparison ops.
* tree-sra.c (asm_visit_addr): Use get_base_address.
* ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
* ipa-reference.c (mark_address): Use get_base_address.
2010-04-07 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (forward_propagate_addr_expr):
Propagate constants everywhere.
2010-04-07 Jakub Jelinek <jakub@redhat.com>
PR debug/43516
* tree.c (MAX_INT_CACHED_PREC): Define.
(nonstandard_integer_type_cache): New array.
(build_nonstandard_integer_type): Cache results for precision
<= MAX_INT_CACHED_PREC.
2010-04-07 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (-fargument-alias, -fargument-noalias,
-fargument-noalias-global, -fargument-noalias-anything): Remove.
* common.opt: Likewise.
* tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
* alias.c (base_alias_check): Remove flag_argument_noalias handling.
(nonoverlapping_memrefs_p): Likewise.
* emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
* opts.c (common_handle_option): Handle OPT_fargument_alias,
OPT_fargument_noalias, OPT_fargument_noalias_anything and
OPT_fargument_noalias_global for backward compatibility.
2010-04-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43270
* tree-vrp.c (check_array_ref): Fix flexible array member detection.
* tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
* tree-ssa-pre.c (phi_translate_1): Adjust.
(fully_constant_expression): Split out vn_reference handling to ...
* tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
Fold reads from constant strings.
(vn_reference_lookup): Handle fully constant references.
(vn_reference_lookup_pieces): Likewise.
* Makefile.in (expmed.o-warn): Add -Wno-error.
2010-04-07 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (find_param_candidates): Allow scalar va_list types.
2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
PR driver/41594
* gcc.c: Add -static-libstdc++ to list of recognized options.
2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2010-04-07 Richard Guenther <rguenther@suse.de>
PR middle-end/42617
* expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
bases build simple mem attributes to retain points-to information.
2010-04-07 Richard Guenther <rguenther@suse.de>
PR middle-end/42617
* alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
preserve points-to related information.
2010-04-07 Richard Guenther <rguenther@suse.de>
PR middle-end/42617
* emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
discard plain indirect references.
* fold-const.c (operand_equal_p): Guard against NULL_TREE type.
* tree.c (tree_nop_conversion): Likewise.
2010-04-07 Dodji Seketeli <dodji@redhat.com>
PR debug/43628
* dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2010-04-06 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
* tree-if-conv.c: Fix indentation and comments.
2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
* tree-if-conv.c: Sort static functions in topological order.
2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
* tree-if-conv.c: Fix indentation and comments.
2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43519
* graphite-clast-to-gimple.c (max_signed_precision_type): Use
lang_hooks.types.type_for_size instead of
build_nonstandard_integer_type.
When converting an unsigned type to signed, double its precision.
(gcc_type_for_interval): Use lang_hooks.types.type_for_size.
(gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
(graphite_create_new_loop_guard): When ub + 1 wraps around,
use lb <= ub.
2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43519
* graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
POINTER_PLUS_EXPR for pointer types.
2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43519
* Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
* graphite-clast-to-gimple.c: Include langhooks.h.
(max_signed_precision_type): New.
(max_precision_type): Takes two types as arguments.
(precision_for_value): New.
(precision_for_interval): New.
(gcc_type_for_interval): New.
(gcc_type_for_value): New.
(gcc_type_for_clast_term): New.
(gcc_type_for_clast_red): New.
(gcc_type_for_clast_bin): New.
(gcc_type_for_clast_expr): Split up into several functions.
(gcc_type_for_clast_eq): Rewritten.
(compute_bounds_for_level): New.
(compute_type_for_level_1): New.
(compute_type_for_level): New.
(gcc_type_for_cloog_iv): Removed.
(gcc_type_for_iv_of_clast_loop): Rewritten.
(graphite_create_new_loop): Compute the lower and upper bound types
with gcc_type_for_clast_expr.
(graphite_create_new_loop_guard): Same.
(find_cloog_iv_in_expr): Removed.
(compute_cloog_iv_types_1): Removed.
(compute_cloog_iv_types): Removed.
(gloog): Do not call compute_cloog_iv_types.
* graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
GBB_CLOOG_IV_TYPES.
(free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
* sese.h (struct gimple_bb): Removed field cloog_iv_types.
(GBB_CLOOG_IV_TYPES): Removed.
2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
gimple_phi_num_args of the loop close SSA phi node is equal to 1.
(detect_commutative_reduction): Same.
2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (graphite_verify): Remove redundant
call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
argument.
* graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
* graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
(rewrite_commutative_reductions_out_of_ssa): Same.
* passes.c (execute_function_todo): Call verify_ssa for every pass
in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
* tree-flow.h (verify_loop_closed_ssa): Update declaration.
* tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
with an extra argument.
* tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
verify_ssa only when the extra argument is true.
(gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
with an extra argument.
(tree_transform_and_unroll_loop): Same.
2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
* passes.c (execute_function_todo): Call verify_loop_closed_ssa
for all the passes of the LNO having LOOP_CLOSED_SSA.
* tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
* tree-loop-distribution.c (pass_loop_distribution): Same.
* tree-pass.h (TODO_verify_loops): Removed.
* tree-ssa-loop.c (pass_tree_loop_init): Same.
(pass_lim): Same.
(pass_tree_unswitch): Same.
(pass_predcom): Same.
(pass_vectorize): Same.
(pass_linear_transform): Same.
(pass_graphite_transforms): Same.
(pass_iv_canon): Same.
(pass_complete_unroll): Same.
(pass_complete_unrolli): Same.
(pass_parallelize_loops): Same.
(pass_loop_prefetch): Same.
(pass_iv_optimize): Same.
2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
PR middle-end/32824
* passes.c (init_optimization_passes): Move pass_lim before
pass_copy_prop and pass_dce_loop.
2010-04-06 Jakub Jelinek <jakub@redhat.com>
PR target/43667
* config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
(ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
MULTI_* defines for 4 argument vpermil2p* builtins.
2010-04-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
* config/i386/i386.c (x86_maybe_negate_const_int): New.
(x86_output_mi_thunk): Use x86_maybe_negate_const_int.
* config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
*addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
*addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
*addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
Use x86_maybe_negate_const_int to output insn mnemonic.
(*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
check from instruction predicate. Update comments.
* config/i386/sync.md (sync_add<mode>): Use
x86_maybe_negate_const_int to output insn mnemonic.
2010-04-06 Jan Hubicka <jh@suse.cz>
PR tree-optimization/42906
* tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
IGNORE_SELF argument. Set visited_control_parents for fully
processed BBs.
(find_obviously_necessary_stmts): Update call of
mark_control_dependent_edges_necessary.
(propagate_necessity): Likewise. Handle PHI edges more curefully.
2010-04-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md: Remove comment about 'e' and 'E'
operand modifier.
2010-04-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43627
* tree-vrp.c (extract_range_from_unary_expr): Widenings
of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
not varying.
2010-04-06 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Change to 4.6.0.
PR target/43638
* config/i386/i386.c (print_operand): Remove 'e' and 'E' code
handling.
2010-04-06 Richard Guenther <rguenther@suse.de>
PR middle-end/43661
* fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/invoke.texi (Optimize Options): Document that LTO
won't remove object access purely due to incompatible
declarations.
2010-04-04 Matthias Klose <doko@ubuntu.com>
* graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
Initialize variable.
2010-04-03 Richard Guenther <rguenther@suse.de>
PR middle-end/42509
* alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
require a non-NULL MEM_OFFSET.
2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
* ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
config/alpha/predicates.md, config/arm/arm.md,
config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
config/darwin9.h, config/darwin.c, config/darwin.h,
config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
config/mips/mips.md, config/mn10300/mn10300.c,
config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
config/rs6000/aix.h, config/rs6000/dfp.md,
config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
graphite-dependences.c, graphite-poly.c, graphite-poly.h,
graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
opt-functions.awk, opth-gen.awk, params.def, passes.c,
postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/43620
* doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
* aclocal.m4: Regenerate.
2010-04-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43629
* tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
if we have seen a constant value.
2010-04-02 Joseph Myers <joseph@codesourcery.com>
* read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2010-04-02 Richard Earnshaw <rearnsha@arm.com>
PR target/43469
* arm.c (legitimize_tls_address): Adjust call to
gen_tls_load_dot_plus_four.
(arm_note_pic_base): New function.
(arm_cannot_copy_insn_p): Use it.
* thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
constraint.
2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/43531
Revert:
2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.in ($(out_object_file)): Depend on
gt-$(basename $(notdir $(out_file))).h.
2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
* config.gcc (lm32-*-rtems*): Add t-lm32.
2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
* config.gcc: Add lm32-*-rtems*.
* config/lm32/rtems.h: New file.
2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
PR target/42609
* config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2010-04-01 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (output_compilation_unit_header): For
-gdwarf-4 use version 4 instead of version 3.
(output_line_info): For version 4 and above emit additional
maximum ops per insn header field.
(DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
* dwarf2out.c (is_c_family, is_java): Remove.
(lower_bound_default): New function.
(add_bound_info, gen_descr_array_type_die): Use it.
2010-04-01 Dodji Seketeli <dodji@redhat.com>
PR debug/43325
* dwarf2out.c (gen_variable_die): Allow debug info for variable
re-declaration when it happens in a function.
2010-04-01 Aldy Hernandez <aldyh@redhat.com>
* cgraph.c (cgraph_add_function_insertion_hook): Update comment.
(cgraph_remove_function_insertion_hook): Same.
(cgraph_call_function_insertion_hooks): Same.
2010-04-01 Richard Guenther <rguenther@suse.de>
PR middle-end/43614
* tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
and TREE_THIS_VOLATILE.
(copy_ref_info): Likewise.
* tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
* tree.c (build6_stat): Ignore side-effects of all but arg5
for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
TARGET_MEM_REF.
2010-04-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43607
* ipa-type-escape.c (check_call): Do not access non-existing
arguments.
2010-04-01 Richard Guenther <rguenther@suse.de>
PR middle-end/43602
Revert
2010-03-30 Seongbae Park <seongbae.park@gmail.com>
Jack Howarth <howarth@bromo.med.uc.edu>
* tree-profile.c (tree_init_ic_make_global_vars): Make static
variables TLS.
2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Prerequisites): Document libelf usability on
IRIX 5/6 and Solaris 2.
(Specific, i?86-*-solaris2.10): No 64-bit default configuration.
Update GNU as, GNU ld requirements.
(Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
Document Sun Studio compiler download.
Update and simplify as, ld recommendations.
(Specific, *-*-solaris2.7): Note obsoletion, removal.
2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
with_tune_32 to pentium4.
2010-04-01 Uros Bizjak <ubizjak@gmail.com>
* config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
obsoletion, removal.
Update IDO URL.
Document GNU as requirement.
Update configure requirements.
(Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
Recomment IRIX 6.5.18+.
Document IDF/IDL requirement.
Document GNU as requirement.
Document GNU ld bootstrap failure.
Remove freeware.sgi.com reference.
2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
UNIX V4.0, V5.0 obsoletion, removal.
Remove --with-gc=simple reference.
Update VM requirements during bootstrap.
Remove -oldas bootstrap description.
Update binutils reference.
Remove comparison failure note.
2010-03-31 Richard Guenther <rguenther@suse.de>
Zdenek Dvorak <ook@ucw.cz>
Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43464
* tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
with multiple arguments.
(execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (print_pddr): Call print_pdr with an
extra argument.
* graphite-poly.c (debug_pdr): Add an extra argument for the
verbosity level.
(print_pdr): Same.
(print_pbb_domain): Same.
(print_pbb): Same.
(print_scop_context): Same.
(print_scop): Same.
(print_cloog): Same.
(debug_pbb_domain): Same.
(debug_pbb): Same.
(print_pdrs): Same.
(debug_pdrs): Same.
(debug_scop_context): Same.
(debug_scop): Same.
(debug_cloog): Same.
(print_scop_params): Same.
(debug_scop_params): Same.
(print_iteration_domain): Same.
(print_iteration_domains): Same.
(debug_iteration_domain): Same.
(debug_iteration_domains): Same.
(print_scattering_function): Same.
(print_scattering_functions): Same.
(debug_scattering_function): Same.
(debug_scattering_functions): Same.
* graphite-poly.h (debug_pdr): Update declaration.
(print_pdr): Same.
(print_pbb_domain): Same.
(print_pbb): Same.
(print_scop_context): Same.
(print_scop): Same.
(print_cloog): Same.
(debug_pbb_domain): Same.
(debug_pbb): Same.
(print_pdrs): Same.
(debug_pdrs): Same.
(debug_scop_context): Same.
(debug_scop): Same.
(debug_cloog): Same.
(print_scop_params): Same.
(debug_scop_params): Same.
(print_iteration_domain): Same.
(print_iteration_domains): Same.
(debug_iteration_domain): Same.
(debug_iteration_domains): Same.
(print_scattering_function): Same.
(print_scattering_functions): Same.
(debug_scattering_function): Same.
(debug_scattering_functions): Same.
2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_scattering_function_1): New.
(print_scattering_function): Call it.
(print_scop_params): Remove spaces at the end of lines.
(print_cloog): New.
(debug_cloog): New.
* graphite-poly.h (print_cloog): Declared.
(debug_cloog): Declared.
2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
in loop->header.
* tree-flow.h (canonicalize_loop_ivs): Updated declaration.
* tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
* tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
to switch between adding the IV bump in loop->latch or in loop->header.
2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_scattering_function): Pretty print following
the scoplib format.
(print_pdr): Same.
(print_pbb_domain): Same.
(dump_gbb_cases): Same.
(dump_gbb_conditions): Same.
(print_pdrs): Same.
(print_pbb): Same.
(print_scop_params): Same.
(print_scop_context): Same.
(print_scop): Same.
(print_pbb_body): New.
(lst_indent_to): New.
(print_lst): Start new lines with a #.
* graphite-poly.h (pbb_bb): New.
(pbb_index): Use pbb_bb.
* graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
disjuncts.
* tree-data-ref.c (dump_data_reference): Start new lines with a #.
2010-03-31 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (size_of_die): For -gdwarf-4 use
uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
and 0 instead of 1 for dw_val_class_flag.
(value_format): For -gdwarf-4 use DW_FORM_sec_offset for
dw_val_class_range_list, dw_val_class_loc_list,
dw_val_class_lineptr and dw_val_class_macptr, use
DW_FORM_flag_present for dw_val_class_flag and
DW_FORM_exprloc for dw_val_class_loc.
(output_die): For -gdwarf-4 print dw_val_class_loc
size as uleb128 instead of 1 or 2 bytes and don't print
anything for dw_val_class_flag.
* var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
instead of cselib_lookup following by tweaking locs->setting_insn.
PR bootstrap/43596
* cselib.c (cselib_process_insn): Clear cselib_current_insn
even before returning from label, setjmp call or volatile asm
handling.
2010-03-31 Richard Guenther <rguenther@suse.de>
PR middle-end/43600
* cgraphunit.c (cgraph_output_in_order): Do not allocate
temporary data on stack.
2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
(PUSHSECTION_ASM_OP): Remove.
(POPSECTION_ASM_OP): Remove.
(PUSHSECTION_FORMAT): Remove.
* config/sol2.h (PUSHSECTION_FORMAT): Define.
* config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
* config/sol2.c (solaris_output_init_fini): Use it.
2010-03-31 Jie Zhang <jie@codesourcery.com>
PR 43574
* opt-functions.awk (var_type_struct): Use signed char type
for simple variables.
2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/sol2.c: Include output.h.
(solaris_assemble_visibility): New function.
* config/t-sol2 (sol2.o): Add output.h dependency.
* config/sol2-protos.h (solaris_assemble_visibility): Declare.
* config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
Redefine.
2010-03-31 Jakub Jelinek <jakub@redhat.com>
PR target/43580
* config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
V2SImode or XFmode on PRE_DEC.
PR debug/43557
* cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
BLKmode.
2010-03-31 Jie Zhang <jie@codesourcery.com>
PR 43562
* reload.h (caller_save_initialized_p): Declare.
* toplev.c (backend_init_target): Don't call
init_caller_save but set caller_save_initialized_p to false.
* caller-save.c (caller_save_initialized_p): Define.
(init_caller_save): Check caller_save_initialized_p.
* ira.c (ira): Call init_caller_save if flag_caller_saves.
2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/39048
* config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
and soft-fp/t-softfp to tmake_file.
* config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
(LIBGCC2_TF_CEXT): Define.
(TF_SIZE): Define.
2010-03-30 Alexandre Oliva <aoliva@redhat.com>
PR debug/42977
* cselib.c (n_useless_values): Document handling of debug locs.
(n_useless_debug_values, n_debug_values): New variables.
(new_elt_loc_list): Don't add to debug values, keep count.
(promote_debug_loc): New.
(cselib_reset_table): Zero new variables.
(entry_and_rtx_equal_p): Promote debug locs.
(discard_useless_locs): Increment n_useless_debug_values for
debug values.
(remove_useless_values): Adjust n_useless_values and n_debug_values
with n_useless_debug_values.
(add_mem_for_addr): Promote debug locs.
(cselib_lookup_mem): Likewise.
(cselib_lookup_addr): Renamed to...
(cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
(cselib_log_lookup): ... this. Turn into...
(cselib_lookup_addr): ... new wrapper.
(cselib_lookup_from_insn): New.
(cselib_invalidate_regno): Increment n_useless_debug_values for
debug values.
(cselib_invalidate_mem): Likewise.
(cselib_process_insn): Take n_deleted and n_debug_values into
account to guard remove_useless_value call.
(cselib_finish): Zero n_useless_debug_values.
* cselib.h (cselib_lookup_from_insn): Declare.
* sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
(sched_analyze_2): Likewise.
2010-03-30 Jakub Jelinek <jakub@redhat.com>
* var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
functions.
(adjust_mems): Replace narrowing SUBREG of expression containing
just PLUS, MINUS, MULT and ASHIFT of registers and constants
with operations in the narrower mode.
PR debug/43593
* var-tracking.c (dataflow_set_clear_at_call): Invalidate just
regs_invalidated_by_call instead all call_used_reg_set registers.
2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43430
* tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
pointer comparisons with types_compatible_p.
* tree-vect-stmts.c (vectorizable_call): Same.
(vectorizable_condition): Same.
2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
stack check if the mask would be zero.
2010-03-30 Seongbae Park <seongbae.park@gmail.com>
Jack Howarth <howarth@bromo.med.uc.edu>
* tree-profile.c (tree_init_ic_make_global_vars): Make static
variables TLS.
2010-03-30 Joseph Myers <joseph@codesourcery.com>
PR other/25232
* libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
and __unordtf2.
* config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
Include ___unordxf2 and ___unordtf2.
* config/i386/libgcc-glibc.ver: Do not define inheritance from
GCC_4.4.0 here.
2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
* config/lm32/t-lm32: New file.
* config.gcc: Use the above file when targetting lm32.
2010-03-28 Duncan Sands <baldrick@free.fr>
* Makefile.in (PLUGIN_HEADERS): Add except.h.
2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43431
* tree-vect-loop.c (vect_estimate_min_profitable_iters):
Improve vectorization cost model diagnostic.
2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43436
* tree-vect-data-refs.c (vect_analyze_data_refs): When
compute_data_dependences_for_loop returns false, early exit
and output an extra diagnostic for the failed data reference
analysis.
2010-03-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43560
* tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
(can_sm_ref_p): Treat stores to readonly locations as trapping.
2010-03-29 Jie Zhang <jie@codesourcery.com>
PR 43564
* toplev.c (process_options): Set optimization_default_node
and optimization_current_node.
* opts.c (decode_options): Don't set optimization_default_node
and optimization_current_node.
2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
* config/rtems.h: Abandon -qrtems_debug.
2010-03-28 Jan Hubicka <jh@suse.cz>
PR tree-optimization/43505
* cgraph.c (cgraph_clone_node): When clonning a clone, replacement
map should not be copied.
2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/41674
* cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
cdtors, set DECL_PRESERVE_P.
* ipa.c (cgraph_externally_visible_p): Return true if declaration
should be preseved.
2010-03-27 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/43528
* stor-layout.c (place_field): Check that constant fits into
unsigned HWI when skipping calculation of MS bitfield layout.
2010-03-27 Jan Hubicka <jh@suse.cz>
PR middle-end/43391
* varasm.c (make_decl_rtl): Deal with COMMON flag to make
notice_global_symbol work.
2010-03-27 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
instead of dwarf2out_decl.
(struct var_loc_node): Remove section_label field.
(dwarf2out_function_decl): New function.
(dwarf2out_var_location): Don't set section_label field.
(dwarf2out_begin_function): Don't empty decl_loc_table here.
2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
PR tree-optimization/43544
* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
First argument for builtin vectorized function hook is now a
tree to be able to distinguish between machine specific and
standard builtins.
* targhooks.c (default_builtin_vectorized_function): Ditto.
* targhooks.h (default_builtin_vectorized_function): Ditto.
* target.h (struct gcc_target): Ditto.
* tree-vect-stmts.c (vectorizable_function): Ditto.
* config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
* config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
Ditto.
2010-03-26 Joseph Myers <joseph@codesourcery.com>
PR c/43381
* c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
nested binding iff it is a FUNCTION_DECL.
(store_parm_decls_newstyle): Pass nested=true to bind for
FUNCTION_DECLs amongst parameters.
2010-03-26 Jakub Jelinek <jakub@redhat.com>
* var-tracking.c (vt_expand_loc_callback): Don't run
cselib_expand_value_rtx_cb in dummy mode if
cselib_dummy_expand_value_rtx_cb returned false.
* var-tracking.c (emit_note_insn_var_location): For one part
notes with offset 0, don't add EXPR_LIST around the location.
* dwarf2out.c (loc_descriptor, dw_loc_list_1,
add_location_or_const_value_attribute): Adjust for that change.
PR debug/43540
* dwarf2out.c (reg_save): For DW_CFA_expression put regnum
into first operand and location into second.
(dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
dw_cfi_oprnd_loc for DW_CFA_expression.
(dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
(output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
assume first argument is regnum and second argument is location.
2010-03-26 Uros Bizjak <ubizjak@gmail.com>
PR target/42113
* config/alpha/alpha.md (*cmp_sadd_si): Change mode
of scratch register to DImode. Split to DImode comparison operator.
Use SImode subreg of scratch register in the multiplication.
(*cmp_sadd_sidi): Ditto.
(*cmp_ssub_si): Ditto.
(*cmp_ssub_sidi): Ditto.
2010-03-26 Uros Bizjak <ubizjak@gmail.com>
PR target/43524
* config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
Remove invalid assert and wrong comment.
2010-03-26 Jakub Jelinek <jakub@redhat.com>
PR debug/43516
* flags.h (final_insns_dump_p): New extern.
* final.c (final_insns_dump_p): New variable.
(rest_of_clean_state): Set it before -fdump-final-insns=
dumping, clear afterwards.
* print-rtl.c (print_rtx): If final_insns_dump_p don't dump
MEM_ALIAS_SET on MEMs.
2010-03-26 David S. Miller <davem@davemloft.net>
* configure.ac: Fix sparc GOTDATA_OP bug check.
* configure: Rebuild.
2010-03-26 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
TLS_SECTION_ASM_FLAG.
2010-03-25 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/43511
* config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
Clear first_function_block_is_cold.
PR c/43385
* gimplify.c (gimple_boolify): Only recurse on __builtin_expect
argument if the argument is truth_value_p.
2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/constraints.md: Update copyright year for my changes.
PR target/43484
* config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
used in reg+reg addressing, swap registers.
2010-03-24 Jakub Jelinek <jakub@redhat.com>
PR debug/43293
* target.h (struct gcc_target): Add code_end hook.
* target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
if not yet defined.
(TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
* toplev.c (compile_file): Call targetm.asm_out.code_end
hook before unwind info/debug info output.
* config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
* config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
(TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
* config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
(TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
* config/i386/i386.c (ix86_file_end): Renamed to...
(ix86_code_end): ... this. Make static. Don't call
file_end_indicate_exec_stack. Emit unwind info using
final_start_function/final_end_function.
(darwin_x86_file_end): Remove.
(TARGET_ASM_CODE_END): Define.
* config/i386/i386.h (TARGET_ASM_FILE_END,
NEED_INDICATE_EXEC_STACK): Don't define.
* config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
(TARGET_ASM_FILE_END): Define to darwin_file_end.
* config/i386/i386-protos.h (ix86_file_end): Remove prototype.
* doc/tm.texi (TARGET_ASM_CODE_END): Document.
PR target/43498
* config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
at the beginning and final_end_function at the end.
* config/s390/s390.c (s390_output_mi_thunk): Likewise.
2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
and Sun as TLS syntax.
(TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
* configure: Regenerate.
* config.in: Regenerate.
* varasm.c (TLS_SECTION_ASM_FLAG): Define default.
(default_elf_asm_named_section): Use it.
* config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
(i386_output_dwarf_dtprel): Likewise.
(output_addr_const_extra): Likewise.
(output_pic_addr_const): Lowercase @GOTTPOFF.
(output_addr_const_extra): Likewise.
(output_pic_addr_const): Lowercase @GOTNTPOFF.
(output_addr_const_extra): Likewise.
(output_pic_addr_const): Lowercase @INDNTPOFF.
(output_addr_const_extra): Likewise.
(output_pic_addr_const): Lowercase @NTPOFF.
(output_addr_const_extra): Likewise.
(output_pic_addr_const): Lowercase @TPOFF.
(output_addr_const_extra): Likewise.
* config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
(*tls_global_dynamic_64): Likewise.
(*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
(*tls_local_dynamic_base_64): Lowercase @TLSLD.
* defaults.h (TLS_COMMON_ASM_OP): Provide default.
(ASM_OUTPUT_TLS_COMMON): Use it.
* config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
PR target/38118
* config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
* config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
* config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
* config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
* config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
(ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/i386/i386.c (override_options): Don't accept
-mtls-dialect=sun any longer.
* config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
* config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
(*tls_local_dynamic_base_32_sun): Likewise.
* config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2010-03-24 Jakub Jelinek <jakub@redhat.com>
PR debug/43508
* dwarf2out.c (mem_loc_descriptor): Don't ICE on
VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
PR debug/43479
* ira.c (adjust_cleared_regs): New function.
(update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
PR debug/19192
PR debug/43479
* cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
from gimple_block.
* expr.c (expand_expr_real): Restore previous
curr_insn_source_location and curr_insn_block after
expand_expr_real_1 call.
(expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
instead of expand_expr_real_1.
2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/43413
* ira-color.c (setup_allocno_available_regs_num): Count prohibited
hard regs too.
2010-03-22 James E. Wilson <wilson@codesourcery.com>
PR target/43348
* ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_target_string): Add -mfma.
Fix a typo in comment.
2010-03-22 Mike Stump <mikestump@comcast.net>
PR target/23071
* config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
Don't overly align based upon packed packed fields.
2010-03-22 Jason Merrill <jason@redhat.com>
* c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
Use () rather than [], and move before the element type.
2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/configfiles.texi (Configuration Files): Removed
fixinc/Makefile*, intl/Makefile.*.
* doc/makefile.texi: Fixed markup. Abstract from version
control system used.
(Makefile): Removed obsolete gcc/java/parse.y example.
* doc/sourcebuild.texi: Likewise.
(Top Level): Added config, gnattools, libdecnumber, libgcc,
libgomp, libssp. Removed fastjar.
(Miscellaneous Docs): Clarify location.
Added COPYING3, COPYING3.LIB.
(Front End Directory): Moved Make-lang.in entry to new subsubsection.
2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/38085
* config/i386/i386.c (x86_function_profiler)
[!NO_PROFILE_COUNTERS]: Fix typo.
* config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
instead of callq.
2010-03-22 Janis Johnson <janis187@us.ibm.com>
Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/sourcebuild.texi (Test Directives): Split into six
subsections, with most of the current text in new subsections
Directives, Selectors, and Final Actions.
(Directives): Split list of test directives into multiple
subsubsections.
(Selectors): Describe use and syntax of selectors.
(Effective-Target Keywords): Describe all existing keywords.
(Add Options): Describe features for dg-add-options.
(Require Support): Describe variants of dg-require-support.
(Final Actions): Describe commands to use in dg-final.
2010-03-22 Michael Matz <matz@suse.de>
PR middle-end/43475
* recog.c (validate_replace_rtx_group): Replace also in
REG_EQUAL and REG_EQUIV notes.
2010-03-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43390
* tree-vect-stmts.c (get_vectype_for_scalar_type): Make
sure vector extracts are type correct.
2010-03-22 Richard Guenther <rguenther@suse.de>
PR middle-end/40106
* builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
x * sqrt (x) even when optimizing for size if the target
has native support for sqrt.
2010-03-22 Jakub Jelinek <jakub@redhat.com>
* varasm.c (make_decl_rtl_for_debug): Also clear
flag_mudflap for the duration of make_decl_rtl call.
PR debug/43443
* var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
locs from preserved VALUEs.
2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/42718
* pa.md (movmemsi): Set align to one if zero.
(movmemdi): Likewise.
2010-03-21 Richard Earnshaw <rearnsha@arm.com>
PR target/42321
* arm.c (arm_output_epilogue): Correctly match VFP pop instructions
with their corresponding prologue pushes.
2010-03-20 Andrew Pinski <pinskia@gmail.com>
PR target/43156
* config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
at the begining or end.
(spu_expand_epilogue): Likewise.
2010-03-20 Richard Guenther <rguenther@suse.de>
PR rtl-optimization/43438
* combine.c (make_extraction): Properly zero-/sign-extend an
extraction of the low part of a CONST_INT. Also handle
CONST_DOUBLE.
2010-03-19 Mike Stump <mikestump@comcast.net>
* config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
* config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
(override_options): Use SUBTARGET32_DEFAULT_CPU.
2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
PR c/43211
* c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
an error.
2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
PR rtl-optimization/42258
* ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
use that may match DEF.
PR target/40697
* optabs.c (avoid_expensive_constant): Use rtx_cost to find out
the cost of loading the constant rather than assuming
COSTS_N_INSNS (1).
* config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
outer code is AND, do the same tests as the andsi3 expander and
return COSTS_N_INSNS (1) if and is cheap.
* optabs.c (avoid_expensive_constant): Fix formatting.
2010-03-19 Michael Matz <matz@suse.de>
PR c++/43116
* attribs.c (decl_attributes): When rebuilding a function pointer
type use the same qualifiers as the original pointer type.
2010-03-19 Martin Jambor <mjambor@suse.cz>
* doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
and is_gimple_ip_invariant_address.
2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Revert
2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (arm_override_options): Turn off
flag_dwarf2_cfi_asm for AAPCS variants.
2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/43399
* config/arm/arm.c (emit_multi_reg_push): Update comments.
Use PRE_MODIFY instead of PRE_DEC.
(emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
(vfp_emit_fstmd): Likewise.
2010-03-19 Michael Matz <matz@suse.de>
PR target/43305
* builtins.c (expand_builtin_interclass_mathfn,
expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
if that fails.
2010-03-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43415
* tree-ssa-pre.c (phi_translate): Split out worker to ...
(phi_translate_1): ... this.
(phi_translate): Move all caching here. Cache all NARY
and REFERENCE translations.
2010-03-19 David S. Miller <davem@davemloft.net>
With help from Eric Botcazou.
* config/sparc/sparc.c: Include dwarf2out.h.
(emit_pic_helper): Delete.
(pic_helper_symbol_name): Delete.
(pic_helper_emitted_p): Delete.
(pic_helper_needed): New.
(USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
(get_pc_thunk_name): New.
(load_pic_register): Remove 'delay_pic_helper' arg. Use
get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
Set pic_helper_needed to true. Don't call emit_pic_helper.
(sparc_expand_prologue): Update load_pic_register call.
(sparc_output_mi_thunk): Likewise.
(sparc_file_end): Emit a hidden comdat symbol for the PIC
thunk if possible. Output CFI information as needed.
2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
Jack Howarth <howarth@bromo.med.uc.edu>
PR target/36399
* config/i386/i386.h: Fix ABI on darwin x86-32.
2010-03-18 Aldy Hernandez <aldyh@redhat.com>
* tree.h: Declare make_decl_rtl_for_debug.
* varasm.c (make_decl_rtl_for_debug): New.
* dwarf2out.c (rtl_for_decl_location): Call it.
* cfgexpand.c (expand_debug_expr): Call it.
2010-03-18 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/43399
* var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
mem_mode.
PR bootstrap/43403
* var-tracking.c (vt_init_cfa_base): Do nothing if
cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2010-03-18 Alexandre Oliva <aoliva@redhat.com>
PR debug/42873
* var-tracking.c (canonicalize_vars_star): New.
(dataflow_post_merge_adjust): Use it.
2010-03-18 Jakub Jelinek <jakub@redhat.com>
PR debug/43058
* var-tracking.c (non_suitable_const): New function.
(add_uses): For DEBUG_INSNs with constants, don't record any
value, instead just the constant value itself.
(compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
is not VAR_LOC_UNKNOWN_P, set var to the constant.
(emit_notes_in_bb): Likewise.
(emit_note_insn_var_location): For onepart variables if
cur_loc is a VOIDmode constant, use DECL_MODE.
2010-03-18 Martin Jambor <mjambor@suse.cz>
PR middle-end/42450
* cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
* cgraphunit.c (cgraph_materialize_all_clones): Update calls in
all non-clones. Moved call redirection...
(cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
(cgraph_materialize_all_clones): Dispose of all
combined_args_to_skip bitmaps.
(verify_cgraph_node): Do not check for edges pointing to wrong
nodes in inline clones.
* tree-inline.c (copy_bb): Call
cgraph_redirect_edge_call_stmt_to_callee.
* ipa.c (cgraph_remove_unreachable_nodes): Call
cgraph_node_remove_callees even when there are used clones.
2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/43383
* config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
for 32bit.
2010-03-18 Michael Matz <matz@suse.de>
PR middle-end/43419
* builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
into sqrt(x) if we need to preserve signed zeros.
2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/43360
* loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
note if we don't know its invariant status.
2010-03-18 Michael Matz <matz@suse.de>
PR tree-optimization/43402
* tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
PHI chains of ssa names registered for update.
2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
PR target/42427
* config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
non-offsettable and pre_modify update addressing.
* config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
and "2" alternatives "#".
(*movdd_softfloat32): Make all alternatives "#";
* config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
(*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
(*movdf_softfloat32): Make all alternatives "#";
(movdi): Use the new DIFD mode iterator to create a common splitter
for movdi, movdf and movdd patterns.
2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
* common.opt (dumpdir): Remove redundant tab.
2010-03-17 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/43347
* tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
PR rtl-optimization/42216
* regrename.c (create_new_chain): New function, broken out from...
(scan_rtx_reg): ... here. Call it. Handle the case where we are
appending a use to an empty chain.
(build_def_use): Remove previous changes that convert OP_INOUT to
OP_OUT operands; instead detect the case where an OP_INOUT operand
uses a previously untracked register and create an empty chain for it.
2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/extend.texi (Function Attributes): Rewrite unfinished
sentence in ms_abi documentation.
2010-03-17 Alan Modra <amodra@gmail.com>
* config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
* config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
(SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
* config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2010-03-16 Richard Henderson <rth@redhat.com>
PR middle-end/43365
* tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
(lower_try_finally): Save and restore eh_seq around the expansion
of the try-finally.
2010-03-16 Aldy Hernandez <aldyh@redhat.com>
* graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
statements before splitting block.
2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/sourcebuild.texi (Testsuites): Fix markup.
Use pathnames relative to gcc/testsuite.
(Test Directives): Move description of how timeout is determined.
(Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
(C Tests): Correct gcc.misc-tests directory.
Framework tests now live in gcc.test-framework.
2010-03-16 Richard Guenther <rguenther@suse.de>
PR middle-end/43379
* tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2010-03-16 Aldy Hernandez <aldyh@redhat.com>
Alexandre Oliva <aoliva@redhat.com>
PR tree-optimization/42917
* lambda-code.c (remove_iv): Skip debug statements.
(lambda_loopnest_to_gcc_loopnest): Likewise.
(not_interesting_stmt): Debug statements are not interesting.
2010-03-16 Jakub Jelinek <jakub@redhat.com>
PR debug/43051
PR debug/43092
* cselib.c (cselib_preserve_constants,
cfa_base_preserved_val): New static variables.
(preserve_only_constants): New function.
(cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
clear its REG_VALUES. If cselib_preserve_constants, don't
empty the whole hash table, but preserve there VALUEs with constants,
cfa_base_preserved_val and cfa_base_preserved_val plus constant.
(cselib_preserve_cfa_base_value): New function.
(cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
(cselib_init): Change argument to int bitfield. Set
cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
is in it.
(cselib_finish): Clear cselib_preserve_constants and
cfa_base_preserved_val.
* cselib.h (enum cselib_record_what): New enum.
(cselib_init): Change argument to int.
(cselib_preserve_cfa_base_value): New prototype.
* postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
* dse.c (dse_step1): Likewise.
* cfgcleanup.c (thread_jump): Likewise.
* sched-deps.c (sched_analyze): Likewise.
* gcse.c (local_cprop_pass): Likewise.
* simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
If FN is non-NULL, call the callback always and whenever it returns
non-NULL just return that. Only do rtx_equal_p if FN is NULL.
* rtl.h (simplify_replace_fn_rtx): Add argument to callback.
* combine.c (propagate_for_debug_subst): Add old_rtx argument,
compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
* Makefile.in (var-tracking.o): Depend on $(RECOG_H).
* var-tracking.c: Include recog.h.
(bb_stack_adjust_offset): Remove.
(vt_stack_adjustments): Don't call it, instead just gather the
adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
(adjust_stack_reference): Remove.
(compute_cfa_pointer): New function.
(hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
(struct adjust_mem_data): New type.
(adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
functions.
(get_address_mode): New function.
(replace_expr_with_values): Use it.
(use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
(adjust_sets): Remove.
(add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
Use get_address_mode.
(get_adjusted_src): Remove.
(add_stores): Don't call it. Never reuse expr SET. Don't add extra
MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
(add_with_sets): Don't call adjust_sets.
(fp_setter, vt_init_cfa_base): New functions.
(vt_initialize): Change return type to bool. Move most of pool etc.
initialization to the beginning of the function from end. Pass
CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
If !frame_pointer_needed, call vt_stack_adjustment before mos
vector is filled, call vt_init_cfa_base if argp/framep has been
eliminated to sp. If frame_pointer_needed and argp/framep has
been eliminated to hard frame pointer, set
hard_frame_pointer_adjustment and call vt_init_cfa_base after
encountering fp setter in the prologue. For MO_ADJUST, call
log_op_type before pusing the op into mos vector, not afterwards.
Call adjust_insn before cselib_process_insn/add_with_sets,
call cancel_changes (0) afterwards.
(variable_tracking_main_1): Adjust for vt_initialize calling
vt_stack_adjustments and returning whether it succeeded or not.
2010-03-15 Aldy Hernandez <aldyh@redhat.com>
* graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
debug statements.
2010-03-15 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
has been set.
(based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
drap_reg has not been set.
2010-03-15 Michael Matz <matz@suse.de>
PR middle-end/43300
* tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
use it to expand block copies.
(insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
(insert_value_copy_on_edge): Use store_expr for BLKmode values.
2010-03-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43367
* tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
elimination check.
2010-03-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43317
* ipa-struct-reorg.c (create_new_general_access): Update stmt.
2010-03-15 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/43141
* tree-sra.c (create_abstract_origin): New function.
(modify_function): Call create_abstract_origin.
2010-03-15 Chris Demetriou <cgd@google.com>
* Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
wasn't copied.
2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43354
* graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
call insert_out_of_ssa_copy for default definitions.
2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (my_long_long): Defined.
(gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
* graphite-sese-to-poly.c (my_long_long): Defined.
(scop_ivs_can_be_represented): Use it.
2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
graphite-max-bbs-per-function, and loop-block-tile-size.
* params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
with "maximum".
(PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
forward declaration.
* graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
(add_upper_bounds_from_estimated_nit): New.
(build_loop_iteration_domains): Use it.
2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43306
* tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
should be an INTEGER_CST. Also handle CASE_CONVERT.
2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_initialize): To bound the number of bbs per
function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
* params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
* doc/invoke.texi: Document it.
2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
* graphite-sese-to-poly.h (build_poly_scop): Same.
2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (build_poly_scop): Limit scops following
the number of parameters in the scop. Use as an upper bound
PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
* params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
* doc/invoke.texi: Document it.
2010-03-13 Jerry Quinn <jlquinn@optonline.net>
* Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
* doc/c-tree.texi: Remove.
* doc/generic.texi: Merge c-tree.texi here.
* doc/gccint.texi (Trees): Remove menu entry.
(c-tree.texi): Remove @include.
* doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
* doc/languages.texi (Reading RTL): Ditto.
2010-03-12 Steve Ellcey <sje@cup.hp.com>
PR target/42869
* config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
PR middle-end/42431
* gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
code added to work around reload clobbering CONST insns.
2010-03-12 Jakub Jelinek <jakub@redhat.com>
* cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
(cselib_preserve_definitely, cselib_clear_preserve): Remove.
(cselib_preserve_only_values): Remove retain argument, don't
traverse hash table with cselib_{preserve_definitely,clear_preserve}.
* cselib.h (cselib_preserve_only_values): Remove retain argument.
* var-tracking.c (micro_operation): Move insn field before union.
Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
(struct variable_tracking_info_def): Remove n_mos field, change
mos into a vector of micro_operations.
(count_uses, count_uses_1, count_stores, count_with_sets): Remove.
(bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
changing into a vector.
(add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
come before all other uops generated by add_stores.
(vt_add_function_parameters): Adjust for cselib_preserve_only_values
argument removal.
(vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
a vector. Run just one pass over the bbs instead of separate counting
and computation phase.
(vt_finalize): Free VTI (bb)->mos vector instead of array.
PR debug/43329
* tree-inline.c (remap_decls): Put old_var rather than origin_var
into *nonlocalized_list vector.
* dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
even if origin is non-NULL.
(gen_variable_die): Likewise.
(process_scope_var): Don't change origin.
(gen_decl_die): Likewise.
* tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
before adding new edges instead of after it, fix moving over
debug stmts.
2010-03-11 David S. Miller <davem@davemloft.net>
* configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
of four.
* configure: Rebuild.
2010-03-11 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/43257
* tree.c (assign_assembler_name_if_neeeded): New function.
(free_lang_data_in_cgraph): Assembler name assignment moved to the
above new function.
* tree.h (assign_assembler_name_if_neeeded): Declare.
* cgraphunit.c (cgraph_analyze_function): Create an assembler name for
the function if needed.
2010-03-11 Chris Demetriou <cgd@google.com>
* Makefile.in (stmp-int-hdrs): Make include/unwind.h,
include/stdint-gcc.h, and include/stdint.h world-readable.
2010-03-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43255
* tree-vrp.c (process_assert_insertions_for): Do not insert
asserts for trivial conditions.
2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
PR tree-optimization/43280
* tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
generation. Move calculation of size out of the if branch.
(find_bswap): Modify compare number generation.
2010-03-11 Richard Guenther <rguenther@suse.de>
PR lto/43200
* lto-streamer-in.c (maybe_fixup_decls): Simplify.
(input_gimple_stmt): Fixup handled component types during
operand read. Also fix up decls in ADDR_EXPRs.
2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
* config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2010-03-10 Jan Hubicka <jh@suse.cz>
PR c/43288
* ipa.c (function_and_variable_visibility) Normalize COMMON bits.
* varasm.c (get_variable_section): Don't do that here...
(make_decl_rtl): ... and here.
(do_assemble_alias): Produce decl RTL.
(assemble_alias): Likewise.
2010-03-10 Jakub Jelinek <jakub@redhat.com>
PR debug/43290
* reg-notes.def (REG_CFA_SET_VDRAP): New note.
* dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
of fde->vdrap_reg.
(dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
(based_loc_descr): Only express drap or vdrap regno based expressions
using DW_OP_fbreg when not optimizing.
* config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
REG_CFA_SET_VDRAP note.
2010-03-10 Alexander Monakov <amonakov@ispras.ru>
PR tree-optimization/43236
* tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
error in calculation of base address in reverse iteration case.
(generate_builtin): Take number of latch executions if the statement
is in the latch.
2010-03-10 Andrey Belevantsev <abel@ispras.ru>
PR middle-end/42859
* tree-eh.c: Include pointer-set.h.
(lower_eh_dispatch): Filter out duplicate case labels and
remove the unneeded edge when the label is unused. Return
true when some edges are removed.
(execute_lower_eh_dispatch): When any lowering resulted in
removing an edge, also delete unreachable blocks.
2010-03-10 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/43287
* config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
UNSPEC_MACHOPIC_OFFSET.
2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
PR target/43294
* config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
(m68k_delegitimize_address): New function.
2010-03-09 Jakub Jelinek <jakub@redhat.com>
PR debug/43299
* dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
PR debug/43299
* var-tracking.c (adjust_sets): New function.
(count_with_sets, add_with_sets): Use it.
(get_adjusted_src): New inline function.
(add_stores): Use it.
PR debug/43304
* var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
call cselib_dummy_expand_value_rtx_cb instead of
cselib_expand_value_rtx_cb.
PR debug/43293
* config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
* config/i386/i386.c: Include debug.h and dwarf2out.h.
(ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
and .cfi_endproc around the pic thunks.
(output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
all queued unwind info register saves are saved before the call.
For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
considered as sp-=4 for unwind info and the pop as sp+=4 which
also clobbers dest, but doesn't actually restore it.
PR debug/43290
* config/i386/i386.c (ix86_get_drap_rtx): Don't set
RTX_FRAME_RELATED_P.
2010-03-09 Jie Zhang <jie@codesourcery.com>
* config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
whitespaces in output template.
2010-03-09 Jie Zhang <jie@codesourcery.com>
* ira-lives.c (check_and_make_def_use_conflict): Don't fall
out array boundary.
2010-03-08 Jakub Jelinek <jakub@redhat.com>
* Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
builtins.exp in a separate job.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (add_param_constraints): Use
lower_bound_in_type and upper_bound_in_type.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (add_param_constraints): Use sizetype
instead of unsigned_type_node.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
Reza Yazdani <reza.yazdani@amd.com>
PR middle-end/43065
* graphite-sese-to-poly.c (add_param_constraints): Insert bounds
on pointer type parameters.
2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
PR middle-end/42644
PR middle-end/42130
* graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
handle conversions from pointer to integers.
(gcc_type_for_cloog_iv): Choose the smalles signed integer as an
induction variable, to be able to work with code generated by CLooG.
* graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
(build_poly_scop): Bail out if we cannot codegen a loop.
2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-clast-to-gimple.c (translate_clast): Do not short-cut
code generation with gloog_error.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
Call fold_convert on all the returned values.
(expand_scalar_variables_expr): Pass to
expand_scalar_variables_ssa_name the type of the resulting expression.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
ppl_min_for_le_pointset.
Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
* graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (map_into_dep_poly): Removed.
(dependence_polyhedron_1): Use combine_context_id_scat.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.h (struct poly_scattering): Add layout documentation.
(struct poly_bb): Same.
(combine_context_id_scat): New.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/42326
* sese.c (name_defined_in_loop_p): Return false for default
definitions.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
and clean up the logic.
2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
early return.
2010-03-08 Jakub Jelinek <jakub@redhat.com>
* var-tracking.c (remove_cselib_value_chains): Define only for
ENABLE_CHECKING.
(dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
delete_slot_part, emit_notes_for_differences_1): Don't call
remove_cselib_value_chains here.
(set_slot_part, emit_notes_for_differences_2): Don't call
add_cselib_value_chains here.
(preserved_values): New vector.
(preserve_value): New function.
(add_uses, add_stores, vt_add_function_parameters): Use it
instead of cselib_preserve_value.
(changed_values_stack): New vector.
(check_changed_vars_0): New function.
(check_changed_vars_1, check_changed_vars_2): Use it.
(emit_notes_for_changes): Call set_dv_changed (*, false) on all
changed_values_stack VALUEs.
(vt_emit_notes): For all preserved_values call
add_cselib_value_chains. If ENABLE_CHECKING call
remove_cselib_value_chains before verifying value_chains is empty.
Initialize and free changed_values_stack.
(vt_initialize): Initialize preserved_values.
(vt_finalize): Free preserved_values.
2010-03-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43269
* tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
region detection.
2010-03-08 Martin Jambor <mjambor@suse.cz>
* ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
(ipa_is_param_called): Removed.
* ipa-prop.c (ipa_note_param_call): Do not set the called flag.
(ipa_print_node_params): Do not print the called flag.
(ipa_write_node_info): Do not stream the called flag.
(ipa_read_node_info): Likewise.
2010-03-07 Jakub Jelinek <jakub@redhat.com>
PR debug/43176
* Makefile.in (var-tracking.o): Depend on pointer-set.h.
* cselib.c (struct expand_value_data): Add dummy field.
(cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
dummy to false.
(cselib_dummy_expand_value_rtx_cb): New function.
(cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
any rtl.
* cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
* var-tracking.c: Include pointer-set.h.
(variable): Change n_var_parts to char from int. Add
cur_loc_changed and in_changed_variables fields.
(variable_canonicalize): Remove.
(shared_var_p): New inline function.
(unshare_variable): Maintain cur_loc_changed and
in_changed_variables fields. If var was in changed_variables,
replace it there with new_var. Just copy cur_loc instead of
resetting it to something else.
(variable_union): Don't recompute cur_loc. Use shared_var_p.
(dataflow_set_union): Don't call variable_canonicalize.
(loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
of their DEBUG_EXPR_TREE_DECLs.
(canonicalize_loc_order_check): Verify that cur_loc is NULL
and in_changed_variables and cur_loc_changed is false.
(variable_merge_over_cur): Clear cur_loc, in_changed_variables
and cur_loc_changed. Don't update cur_loc here.
(variable_merge_over_src): Don't call variable_canonicalize.
(dataflow_set_preserve_mem_locs): Use shared_var_p. When
removing loc that is equal to cur_loc, clear cur_loc,
set cur_loc_changed and ensure variable_was_changed is called.
(dataflow_set_remove_mem_locs): Use shared_var_p. Only
compare pointers in cur_loc check, if it is equal to loc,
clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
(variable_different_p): Remove compare_current_location argument,
don't compare cur_loc.
(dataflow_set_different_1): Adjust variable_different_p caller.
(variable_was_changed): If dv had some var in changed_variables
already, reset in_changed_variables flag for it and propagate
cur_loc_changed over to the new variable. On empty var
always set cur_loc_changed. Set in_changed_variables on whatever
var is added to changed_variables.
(set_slot_part): Clear cur_loc_changed and in_changed_variables.
Use shared_var_p. When removing loc that is equal to cur_loc,
clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
end, don't set it to something else, just call variable_was_changed.
(delete_slot_part): Use shared_var_p. When cur_loc equals to
loc being removed, clear cur_loc and set cur_loc_changed.
Set cur_loc_changed if all locations have been removed.
(struct expand_loc_callback_data): New type.
(vt_expand_loc_callback): Add dummy mode in which no rtxes are
allocated. Always create SUBREGs if simplify_subreg failed.
Prefer to use cur_loc, when that fails and still in
changed_variables (and seen first time) recompute it. Set
cur_loc_changed of variables which had to change cur_loc and
compute elcd->cur_loc_changed if any of the subexpressions used
had to change cur_loc.
(vt_expand_loc): Adjust to pass arguments in
expand_loc_callback_data structure.
(vt_expand_loc_dummy): New function.
(emitted_notes): New variable.
(emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
that weren't used for any other decl in current
emit_notes_for_changes call call vt_expand_loc_dummy to update
cur_loc. For -fno-var-tracking-assignments, set cur_loc to
first loc_chain location if NULL before. Always use just
cur_loc instead of first loc_chain location. When cur_loc_changed
is false, when not --enable-checking=rtl just don't emit any note.
When rtl checking, compute the note and assert it is the same
as previous note. Clear cur_loc_changed and in_changed_variables
at the end before removing from changed_variables.
(check_changed_vars_3): New function.
(emit_notes_for_changes): Traverse changed_vars to call
check_changed_vars_3 on each changed var.
(emit_notes_for_differences_1): Clear cur_loc_changed and
in_changed_variables. Recompute cur_loc of new_var.
(emit_notes_for_differences_2): Clear cur_loc if new variable appears.
(vt_emit_notes): Initialize and destroy emitted_notes.
2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
PR rtl-optimization/42220
* regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
Use verify_reg_tracked to determine if we should use OP_OUT rather
than OP_INOUT.
(build_def_use): If we see an in-out operand for a register that we
know nothing about, treat is an output if possible, fail the block if
not.
2010-03-06 Alexandre Oliva <aoliva@redhat.com>
PR debug/42897
* gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
permanently.
2010-03-06 Alexandre Oliva <aoliva@redhat.com>
PR debug/42897
* tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
uses of relevant DEFs that are dead outside the loop too.
2010-03-06 Alexandre Oliva <aoliva@redhat.com>
* var-tracking.c (dataflow_set_merge): Swap src and src2.
Reverted:
2010-01-13 Jakub Jelinek <jakub@redhat.com>
PR debug/41371
* var-tracking.c (values_to_unmark): New variable.
(find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
values_to_unmark vector. Moved body to...
(find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
instead queue it into values_to_unmark vector.
(vt_find_locations): Free values_to_unmark vector.
2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
* Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
(site.exp): Export them when plugins are enabled.
2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/42326
* tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
that contain scevs.
(chrec_fold_multiply): Same.
2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
PR c/43248
* c-decl.c (build_compound_literal): Return early if init is
an error_mark_node.
2010-03-04 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/43164
PR tree-optimization/43191
* tree-sra.c (type_consists_of_records_p): Reject records with
zero-size bit-fields at the end.
2010-03-04 Mike Stump <mikestump@comcast.net>
* Makefile.in (TAGS): Remove *.y.
2010-03-04 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40761
* tree-ssa-pre.c (compute_antic): Walk reverse postorder
in reverse order.
(my_rev_post_order_compute): New function.
(init_pre): Call it.
2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
PR middle-end/43209
* tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
decrease the cost of an IV candidate when the cost is infinite.
2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/extend.texi (Vector Extensions, X86 Built-in Functions):
Use '3DNow!' for the extension of that name, ensure normal space
after the string.
* doc/invoke.texi (i386 and x86-64 Options): Likewise.
2010-03-03 Jeff Law <law@redhat.com>
* PR middle-end/32693
* expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
than gen_rtx_SUBREG.
(extract_bit_field_1): Likewise.
2010-03-03 Janis Johnson <janis187@us.ibm.com>
* doc/sourcebuild.texi (Test directives): Document that arguments
include-opts and exclude-opts are now optional for dg-skip-if,
dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2010-03-03 Jason Merrill <jason@redhat.com>
PR c++/12909
* cgraph.h (varpool_node): Add extra_name field.
* varpool.c (varpool_extra_name_alias): New.
(varpool_assemble_decl): Emit extra name aliases.
(varpool_mark_needed_node): Look past an extra name alias.
* lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
* lto-streamer-in.c (lto_input_tree): Read it.
* lto-streamer-out.c (output_unreferenced_globals): Write it.
2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
* config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
(sparc*-*-solaris2*): ...this.
2010-03-03 Jakub Jelinek <jakub@redhat.com>
PR debug/43229
* cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
PR debug/43237
* dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
fallthrough to default handling, just with want_address 0 instead of 2.
For single element lists, add_AT_loc directly, otherwise create an
artificial variable DIE and stick location list to it.
PR debug/43177
* var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
(VAL_EXPR_HAS_REVERSE): Define.
(reverse_op): New function.
(add_stores): For reversible operations add an extra MO_VAL_USE.
2010-03-02 Jason Merrill <jason@redhat.com>
* c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
* config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
(sparc64-*-linux*): Likewise.
(sparc64-*-solaris2*): Include assembler files before linker ones.
(sparc-*-solaris2*): Simplify and reorder to match previous case.
* config/sparc/gas.h: Delete.
* config/sparc/sol2-64.h: Add copyright notice.
* config/sparc/sol2-gas-bi.h: Likewise.
* config/sparc/sol2-gld.h: Likewise.
* config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
* config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
* config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
* config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
(sparc_elf_asm_named_section): Rename into...
(sparc_solaris_elf_asm_named_section): ...this. Always define.
2010-03-02 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (override_options): Fix -mtune error message.
2010-03-02 Jeff Law <law@redhat.com>
PR middle-end/42431
* reload1.c (rtx_p, substitute_stack): Declare.
(substitute): Record addresses of changed rtxs.
(gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
Restore the original rtx when complete.
(reload): Free subsitute_stack when complete.
2010-03-02 Janis Johnson <janis187@us.ibm.com>
* doc/gccint.texi (menu): Add Testsuites as a chapter.
* doc/sourcebuild.texi (Testsuites): Move up a level to be a
new chapter.
(Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
LTO Testing, gcov Testing, profopt Testing, compat Testing,
Torture Tests): Change from subsection to section.
2010-03-02 Jakub Jelinek <jakub@redhat.com>
Steven Bosscher <steven@gcc.gnu.org>
* var-tracking.c (vt_initialize): Scan insns in ebb chunks
instead of bb.
2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
PR middle-end/42640
* tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
the assignment from the new induction variable to the assignment
of the value from the original loop PHI function.
2010-03-01 Janis Johnson <janis187@us.ibm.com>
Daniel Jacobowitz <dan@codesourcery.com>
* doc/sourcebuild.texi (Test directives): Clarify options to
dg-skip-if.
2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
Disable cfi directives unless GCC and gas agree on using read-only
.eh_frame sections for 64-bit.
* configure: Regenerate.
2010-03-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43220
* tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2010-03-01 Richard Guenther <rguenther@suse.de>
Martin Jambor <mjambor@suse.cz>
PR middle-end/41250
* gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
gimplified parameters.
2010-03-01 Christian Bruel <christian.bruel@st.com>
* except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2010-03-01 Richard Guenther <rguenther@suse.de>
PR middle-end/43213
* expr.c (expand_assignment): Use the alias-oracle to tell
if the rhs aliases the result decl.
2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR pch/14940
* config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
to sol_gt_pch_get_address.
(TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
64-bit, SPARC and x86.
(sol_gt_pch_get_address): New function.
2010-03-01 Marco Poletti <poletti.marco@gmail.com>
* toplev.h (inform_n, error_n): Declare.
* diagnostic.c (inform_n, error_n): New function.
2010-03-01 Jakub Jelinek <jakub@redhat.com>
* cfgexpand.c (expand_used_vars): If an artificial non-ignored var
has no rtl yet when processing local_decls, queue it and recheck
if deferred stack allocation hasn't assigned it rtl.
2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (unspec_bbr_uid): New.
(gen_block_redirect): Use it instead of INSN_UID.
(gen_far_branch): Likewise.
2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/invoke.texi (Warning Options, RX Options): Fix typos.
(Warning Options): -Wno-conversion-null is valid for
Objective-C++ as well.
* doc/tm.texi (Named Address Spaces): Likewise.
* doc/plugins.texi (Plugins): Replace TABs with spaces.
* doc/tree-ssa.texi (Tree SSA): Likewise.
2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/43202
* config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
by default. Don't set the default arch for
i[34567]86-*-darwin*|x86_64-*-darwin*.
2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/43202
* config.gcc: Enable SSE math for i[34567]86-*-darwin* by
default. Set the default 32bit/64bit archs with $with_arch
instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2010-02-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43186
* params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
* doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
* tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
unroller iterations.
2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
required and i[34567]86-*-* targets don't support 64bit ISA.
2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
PR ada/43096
* tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
the same alias set.
2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc: Set the default arch at least to Prescott for
i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
if SSE math is enabled.
2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
* diagnostic.c (diagnostic_initialize): Update.
(diagnostic_report_diagnostic): Test inhibit_notes_p for
informative notes.
* diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
(diagnostic_inhibit_notes): New.
* toplev.c (process_options): inhibit notes with -fcompare-debug.
2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c/20631
* doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
* doc/standards.texi: Likewise.
* doc/extend.texi: Likewise.
* doc/trouble.texi: Likewise.
* doc/cppopts.texi: Likewise.
* doc/install.texi: Likewise.
* c.opt (std=c90,std=gnu90): New options.
* c-opts.c (c_common_handle_option): Handle them.
2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c/24577
* c-decl.c (undeclared_variable): Use an informative note.
2010-02-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43186
* gimple.h (gimple_fold): Remove.
* gimple.c (gimple_fold): Remove. Inline into single user ...
* tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
Try harder for conditions.
2010-02-26 Jakub Jelinek <jakub@redhat.com>
PR debug/43190
* function.c (used_types_insert): Don't skip through named pointer
types. Don't use TYPE_MAIN_VARIANT if the original type has a name
and it is different from the main variant's type.
2010-02-26 Nick Clifton <nickc@redhat.com>
* config/rx/rx.md (sminsi3): Remove bogus alternative.
2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc: Support --with-fpmath=sse for x86.
* config/i386/ssemath.h: New.
* doc/install.texi (--with-fpmath=sse): Documented.
2010-02-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43188
* tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
vector types of over-aligned element type.
2010-02-26 Uros Bizjak <ubizjak@gmail.com>
PR target/43175
* config/i386/i386.c (expand_vec_perm_blend): Use correct
operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
* doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2010-02-26 Jakub Jelinek <jakub@redhat.com>
* Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
* var-tracking.c: Include diagnostic.h.
(debug_dv): New function.
(dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
PR debug/43160
* var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
(add_value_chain, add_value_chains, remove_value_chain,
remove_value_chains): Handle DEBUG_EXPRs.
(check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
PR debug/43161
* regcprop.c (struct queued_debug_insn_change): New type.
(struct value_data_entry): Add debug_insn_changes field.
(struct value_data): Add n_debug_insn_changes field.
(debug_insn_changes_pool): New variable.
(free_debug_insn_changes, apply_debug_insn_changes,
cprop_find_used_regs_1, cprop_find_used_regs): New functions.
(kill_value_one_regno): Call free_debug_insn_changes if needed.
(init_value_data): Clear debug_insn_changes and n_debug_insn_changes
fields.
(replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
changes for them.
(copyprop_hardreg_forward_1): Don't call apply_change_group for
DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
changes, call cprop_find_used_regs via note_stores.
(copyprop_hardreg_forward): When copying vd from predecessor
which has any queued DEBUG_INSN changes, make sure the pointers are
cleared. At the end call df_analyze and then if there are any
DEBUG_INSN changes queued at the end of some basic block for still
live registers, apply them.
(pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2010-02-25 Uros Bizjak <ubizjak@gmail.com>
* config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
(arm*-*-*): Ditto.
2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
targets. Set the default with_cpu/with_arch from arch/cpu.
Allow x86-64 and native for with_cpu/with_arch.
2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
* ebitmap.c: Change calls to verify_popcount with calls to
sbitmap_verify_popcount.
(ebitmap_clear_bit): Fixed map->cacheindex test and
map>cache update when bit clearing results in an empty
element.
2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/43154
* config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
(vec_interleave_high<mode>): Rename from vec_interleave_highv2df
and support both V2DF and V2DI modes.
(vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
support both V2DF and V2DI modes.
(general): Delete trailing whitespace from a few patterns.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
V2DF/V2DI interleave high/low builtins.
* config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
new VSX builtins.
* config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
interleave high/low functions.
2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
* doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
#pragma extern_prefix.
2010-02-25 Jakub Jelinek <jakub@redhat.com>
PR debug/43166
* cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
BLKmode, assert op0 is a MEM and just adjust its mode.
PR debug/43165
* cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
if bitpos isn't multiple of mode's bitsize.
2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
* c.opt (-ftemplate-depth=): New.
(-ftemplate-depth-): Deprecate.
* optc-gen.awk: Handle -ftemplate-depth=.
* opth-gen.awk: Likewise.
* c-opts.c (c_common_handle_option): Likewise.
* doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2010-02-24 Jason Merrill <jason@redhat.com>
* doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* cfg.c (alloc_aux_for_block): Remove inline.
(alloc_aux_for_edge): Likewise.
2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
* config/i386/sol2-gas.h: New file.
* config.gcc (i[34567]86-*-solaris2*): Use it.
2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c/43128
* c-typeck.c (ep_convert_and_check): New.
(build_conditional_expr): Use it.
(build_binary_op): Likewise.
2010-02-24 Jakub Jelinek <jakub@redhat.com>
* regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
PR debug/43150
* gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
bounds even for -O+.
* var-tracking.c (track_expr_p): If !need_rtl, don't mandate
expr needs to have DECL_NAME set.
2010-02-24 Nick Clifton <nickc@redhat.com>
* config/mep/mep.c: Include gimple.h.
(mep_function_uses_sp): Delete unused function.
(mep_gimplify_va_arg_expr): Change types of pre_p and post_p
parameters. Use unsigned integers to count args. Return a
NULL_RTX instead of an error_mark_node. Toidy up formatting.
2010-02-23 Jakub Jelinek <jakub@redhat.com>
PR target/43107
* config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
greater or equal to nelt instead of 2 * nelt.
(expand_vec_perm_1): When op0 and op1 are equal, mask indexes
with nelt - 1.
2010-02-23 Jason Merrill <jason@redhat.com>
PR debug/42800
* cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
in cfun->local_decls even if they have register types.
PR c++/42837
* stor-layout.c (place_field): Don't warn about unnecessary
DECL_PACKED if the type is packed.
2010-02-23 Jakub Jelinek <jakub@redhat.com>
PR target/43139
* config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
GOTOFF relocs, even when the base reg isn't pic pointer.
2010-02-23 Michael Matz <matz@suse.de>
PR debug/43077
* cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
(expand_gimple_basic_block): Generate and use debug temps if there
are debug uses left after the last real use of TERed ssa names.
Unlink debug immediate uses when they are expanded.
2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 43123
* config/i386/i386.c (override_options): Reorganise to provide
better error messages.
2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43083
* graphite-scop-detection.c (create_single_exit_edge): Move
the call to find_single_exit_edge to....
(create_sese_edges): ...here. Don't handle multiple edges
exiting the function.
(build_graphite_scops): Don't handle multiple edges
exiting the function.
2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43097
* sese.c (get_rename): Assert that old_name is an SSA_NAME.
(rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/43026
* sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c++/43126
* c-typeck.c (convert_arguments): Print declaration location.
* c-common.c (validate_nargs): Rename as
builtin_function_validate_nargs.
(check_builtin_function_arguments): Update.
2010-02-22 Richard Guenther <rguenther@suse.de>
PR lto/43045
* tree-inline.c (declare_return_variable): Use the type of
the call stmt lhs if available.
2010-02-22 Duncan Sands <baldrick@free.fr>
* passes.c (register_pass): Always consider all pass lists when
ref_pass_instance_number is zero.
2010-02-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42749
* tree-tailcall.c (adjust_return_value_with_ops): Drop update
parameter. Do arithmetic in the original type.
(update_accumulator_with_ops): Likewise.
(adjust_accumulator_values): Adjust.
2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
(QI to BLKmode splitter): New splitter.
2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (initial_ix86_tune_features): Turn on
X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2010-02-22 Richard Guenther <rguenther@suse.de>
* tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
* config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
($(T)crti.o, $(T)crtn.o): Remove rules.
2010-02-21 Tobias Burnus <burnus@net-b.de>
PR fortran/35259
* doc/invoke.texi (-fassociative-math): Document that this
option is automatically enabled for Fortran.
2010-02-20 David S. Miller <davem@davemloft.net>
* configure.ac: Test if linker and assembler properly support
GOTDATA_OP relocations.
* configure: Rebuild.
* config.in: Likewise.
* config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
(movsi_lo_sum_pic): Use %gdop_*() relocs if available.
(movsi_high_pic): Likewise.
(movdi_lo_sum_pic): Likewise.
(movdi_high_pic): Likewise.
(movsi_pic_gotdata_op): New pattern.
(movdi_pic_gotdata_op): Likewise.
* config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2010-02-20 Uros Bizjak <ubizjak@gmail.com>
PR target/43067
* config/i386/sse.md (xop_mulv2div2di3_low): Change type
attribute to ssemul.
(xop_mulv2div2di3_high): Ditto.
2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c++/35669
* c.opt (Wconversion-null): New option.
* doc/invoke.texi (Wconversion-null): Document.
2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
* common.opt (Wlarger-than-): Add Undocumented.
2010-02-19 Mike Stump <mikestump@comcast.net>
* config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2010-02-19 Jason Merrill <jason@redhat.com>
PR target/40332
* configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
* configure: Likewise.
2010-02-20 Alan Modra <amodra@gmail.com>
PR middle-end/42344
* cgraph.h (cgraph_make_decl_local): Declare.
* cgraph.c (cgraph_make_decl_local): New function.
(cgraph_make_node_local): Use it.
* cgraphunit.c (cgraph_function_versioning): Likewise.
* ipa.c (function_and_variable_visibility): Likewise.
2010-02-19 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/43121
* except.c (sjlj_emit_function_enter): Don't call
add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
directly.
* rtl.h (add_reg_br_prob_note): Remove prototype.
2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 41779
* c-common.c (conversion_warning): Remove widening conversions
before checking the conversion of integers to reals.
2010-02-19 Mike Stump <mikestump@comcast.net>
PR middle-end/43125
* c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
PR objc/43061
* cgraphunit.c (process_function_and_variable_attributes): Check
DECL_PRESERVE_P instead of looking up attribute "used".
* ipa-pure-const.c (check_decl): Likewise.
* ipa-reference.c (has_proper_scope_for_analysis): Likewise.
* ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
* config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
instead of attribute "used".
* config/sol2-c.c (solaris_pragma_init): Likewise.
(solaris_pragma_fini): Likewise.
2010-02-19 Jakub Jelinek <jakub@redhat.com>
* ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
Use XCNEW instead of xcalloc.
(add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
XNEW instead of xmalloc.
(get_fields): Use XNEWVEC instead of xmalloc.
PR debug/43084
* ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
populate vars array.
(create_new_general_access): For debug stmts just reset value.
(get_stmt_accesses): For accesses within debug stmts just record them
using add_access_to_acc_sites instead of preventing the peeling or
counting them as accesses.
PR middle-end/42233
* dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2010-02-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42916
* tree-vect-slp.c (vect_slp_analyze_bb): Count only real
instructions.
2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
* configure.ac: Replace all uses of changequote in macro arguments
with proper quoting.
2010-02-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/42233
* loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2010-02-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42944
* tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
test for aliasing with errno.
2010-02-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/42233
* expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
* dojump.c: Include output.h.
(inv): New inline function.
(jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
do_jump_by_parts_equality, do_compare_and_jump): Add PROB
argument, pass it down to other calls.
(do_compare_rtx_and_jump): Likewise. If PROB is not -1,
add REG_BR_PROB note to the conditional jump.
* cfgexpand.c (add_reg_br_prob_note): Removed.
(expand_gimple_cond): Don't call it, add the probability
as last argument to jumpif_1/jumpifnot_1.
* Makefile.in (dojump.o): Depend on output.h.
* builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
callers.
* expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
* stmt.c (do_jump_if_equal): Likewise.
* cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
* loop-unswitch.c (compare_and_jump_seq): Likewise.
* config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
Likewise.
* optabs.c (expand_doubleword_shift, expand_abs): Likewise.
* expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
jumpifnot_1 callers.
(expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
callers.
(store_expr): Adjust jumpifnot caller.
(store_constructor): Adjust jumpif caller.
PR middle-end/42233
* gimplify.c (gimple_boolify): For __builtin_expect call
gimple_boolify also on its first argument.
2010-02-18 Uros Bizjak <ubizjak@gmail.com>
* configure.ac (gnu-unique-object): Wrap regexps using [] in
changequote block.
(__stack_chk_fail): Ditto. Remove quadrigraphs.
* configure: Regenerated.
2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
lang_hooks.types_compatible_p instead of comptypes.
2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/arm/lib1funcs.asm (__prefer_thumb__): New define.
(udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
if __prefer_thumb__ is defined.
2010-02-18 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/43066
* tree-sra.c (build_ref_for_offset_1): Return false on encountering an
array with zero-sized element type.
2010-02-18 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (add_var_loc_to_decl): Change last argument to
rtx, allocate struct var_loc_node here and return it to the
caller, and only if it is actually needed.
(dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
move it earlier and return immediately if it returns NULL.
2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
* config/sparc/gas.h: New file. Restore
TARGET_ASM_NAMED_SECTION to its ELF default.
* config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
check !HAVE_GNU_AS.
* config/sparc/sparc.c (sparc_elf_asm_named_section):
Likewise. Add ATTRIBUTE_UNUSED to prototype.
* config.gcc (sparc*-*-linux*): Include sparc/gas.h
after sparc/sysv4.h.
2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
* config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
* gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
patterns from predicated pattern.
2010-02-17 Uros Bizjak <ubizjak@gmail.com>
PR target/43103
* config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
for insn mnemonic suffix.
2010-02-17 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
to loop PHI nodes.
2010-02-17 Jakub Jelinek <jakub@redhat.com>
PR debug/42918
* caller-save.c (save_call_clobbered_regs): If BB ends with
a DEBUG_INSN, move any notes in between last real insn and the last
DEBUG_INSN after the last DEBUG_INSN.
2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
* tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
Fix return type. Fix argument type. Explain meaning of return value.
2010-02-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41043
* tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
(vrp_visit_assignment_or_call): Do not ask SCEV for regular
statements ...
(vrp_visit_phi_node): ... but only for loop PHI nodes.
2010-02-16 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/43074
* tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
* tree-vect-loop.c (vect_analyze_loop_operations): Add
vectorizable cycles in hybrid SLP check.
* tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2010-02-16 Richard Guenther <rguenther@suse.de>
* alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
(true_dependence): If memrefs_conflict_p computes must-alias
trust it. Move TBAA check after offset-based disambiguation.
(canon_true_dependence): Likewise.
2010-02-16 Alexandre Oliva <aoliva@redhat.com>
* params.def (PARAM_MAX_VARTRACK_SIZE): New.
* doc/invoke.texi: Document it.
* var-tracking.c: Include toplev.h and params.h.
(vt_find_locations): Return bool indicating success. Compute
hash sizes unconditionally. Check new parameter, report.
(variable_tracking_main_1): Check vt_find_locations results and
retry. Renamed from...
(variable_tracking_main): ... this. New wrapper to preserve
flag_var_tracking_assignments.
* Makefile.in (var-tracking.o): Adjust dependencies.
2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
Jakub Jelinek <jakub@redhat.com>
PR target/42854
* config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
if weak_import attribute is present.
* config/darwin.c (machopic_select_section): Likewise.
2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
(TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
(TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
(TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
types.
* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
Fix argument types.
* doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
Rewrite text to refer to the names.
2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/i386-builtin-types.def
(V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
(V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
(V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
(V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
* config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
IX86_BUILTIN_VPERMIL2PS256.
(MULTI_ARG_4_DF2_DI_I): Defined.
(MULTI_ARG_4_DF2_DI_I1): Defined.
(MULTI_ARG_4_SF2_SI_I): Defined.
(MULTI_ARG_4_SF2_SI_I1): Defined.
(bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
__builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
__builtin_ia32_vpermil2ps256.
(ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
(ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
CODE_FOR_xop_vpermil2v8sf3.
* config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
* config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
* config/i386/xopintrin.h (_mm_permute2_pd): New.
(_mm256_permute2_pd): New.
(_mm_permute2_ps): New.
(_mm256_permute2_ps): New.
2010-02-15 Nick Clifton <nickc@redhat.com>
* config/h8300/h8300.c (h8300_push_pop): Use bool type for
boolean parameters. Use emit_jump_insn when emitting a pop
instruction containing a return insn.
(push): Use 'true' rather than '1' as second parameter to F.
(h8300_expand_prologue): Likewise.
Use 'true' and 'false' for boolean parameters to h8300_push_pop.
(h8300_expand_epilogue): Likewise.
2010-02-15 Richard Guenther <rguenther@suse.de>
PR middle-end/43068
* cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
if that is zero.
2010-02-15 Nick Clifton <nickc@redhat.com>
* config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
delta.
2010-02-14 Marco Poletti <poletti.marco@gmail.com>
* intl.c (fake_ngettext): New function.
* intl.h (fake_ngettext): Declare.
(ngettext): Define macro.
* collect2.c (notice_translated): New function.
(main): Use notice_translated and ngettext.
* collect2.h (notice_translated): Declare.
2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
* reorg.c (delete_computation): Comment fixes.
* caller-save.c (setup_save_areas): Idem.
* sel-sched-dump.c (dump_lv_set): Idem.
* rtl.def: Idem.
2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_sched_init): New function.
(TARGET_SCHED_INIT): Target hook defined.
2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
Jack Howarth <howarth@bromo.med.uc.edu>
Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
PR target/42982
Partial revert of unintended change in fix for PR41605.
* config/darwin.h: Fix typo.
* config/darwin9.h: Same.
2010-02-11 Jakub Jelinek <jakub@redhat.com>
* c-pch.c (pch_init): Clear v.
2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/42930
* graphite-scop-detection.c (graphite_can_represent_scev): Call
graphite_can_represent_init for MULT_EXPR.
2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/42914
PR middle-end/42530
* graphite-sese-to-poly.c (remove_phi): New.
(translate_scalar_reduction_to_array): Call remove_phi.
2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/42771
* graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
* graphite-clast-to-gimple.h (gloog): Update declaration.
* graphite-poly.c (new_scop): Clear POLY_SCOP_P.
* graphite-poly.h (struct poly_bb): Add missing comments.
(struct scop): Add poly_scop_p field.
(POLY_SCOP_P): New.
* graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
* graphite.c (graphite_transform_loops): Build the polyhedral
representation for each scop before code generation.
* sese.c (rename_variables_in_operand): Removed.
(rename_variables_in_expr): Return the renamed expression.
(rename_sese_parameters): New.
* sese.h (rename_sese_parameters): Declared.
2010-02-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42998
* tree-ssa-pre.c (create_expression_by_pieces): Treat
POINTER_PLUS_EXPR properly.
2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
Changpeng Fang <changpeng.fang@amd.com>
PR middle-end/40886
* tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
the cost of an IV candidate when the IV is used in a test against zero.
* gcc.dg/tree-ssa/ivopts-3.c: New.
2010-02-11 Richard Guenther <rguenther@suse.de>
PR lto/41664
* tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
pointer-vs-decl case by swapping refs. Handle some cases
of pointer-vs-decl disambiguations more conservatively.
* cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
to false after expanding.
2010-02-11 Richard Guenther <rguenther@suse.de>
PR driver/43021
* gcc.c (process_command): Handle LTO file@offset case more
appropriately.
2010-02-11 Jakub Jelinek <jakub@redhat.com>
* reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
of DEBUG_INSNs.
(eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
* dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
if MEM's mode size isn't DWARF2_ADDR_SIZE.
(mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
Optimize eq/ne comparisons when both arguments are known to be
zero-extended.
(mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
Don't mask operands unnecessarily if they are known to be already
zero-extended.
2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
* ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
instead of loop.
2010-02-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43017
* tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
for wrapping signed arithmetic.
2010-02-10 Jakub Jelinek <jakub@redhat.com>
PR debug/43010
* dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
if no debug info should be emitted for it.
2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
note when flag_exceptions is set.
2010-02-10 Duncan Sands <baldrick@free.fr>
* Makefile.in (PLUGIN_HEADERS): Add debug.h.
2010-02-10 Richard Guenther <rguenther@suse.de>
PR c/43007
* tree.c (get_unwidened): Handle constants.
* convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2010-02-10 Martin Jambor <mjambor@suse.cz>
PR lto/42985
* ipa-prop.c (ipa_update_after_lto_read): Count parameters and
check for variable argument counts independently.
2010-02-10 Christian Bruel <christian.bruel@st.com>
PR target/42841
* config/sh/sh.c (find_barrier): Increase length for non delayed
conditional branches.
2010-02-10 Christian Bruel <christian.bruel@st.com>
* config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2010-02-10 Jakub Jelinek <jakub@redhat.com>
* builtins.c (set_builtin_user_assembler_name): Also handle
ffs if int is smaller than word.
2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/42973
* ira-conflicts.c (get_dup): Remove.
(process_reg_shuffles): Add new parameter. Use it as an
additional guard for copy generation.
(add_insn_allocno_copies): Rewrite.
2010-02-09 Alexander Monakov <amonakov@ispras.ru>
* common.opt (fsched2-use-traces): Preserved for backward
compatibility.
* doc/invoke.texi: Remove the documentation about option
-fsched2-use-traces.
* sched-rgn.c (rest_of_handle_sched2): Remove usage of
flag_sched2_use_traces.
* opts.c (common_handle_option): Add OPT_fsched2_use_traces to
the backward compatibility flag section.
2010-02-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43008
* tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
make HEAP variables initialized from global memory if they
are not known builtin functions.
(find_func_aliases): Adjust.
2010-02-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43000
* tree-vrp.c (vrp_int_const_binop): Only handle unsigned
arithmetic manually.
2010-02-08 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/42931
* tree-loop-linear.c (try_interchange_loops): Don't call
double_int_mul if estimated_loop_iterations failed.
2010-02-08 Martin Jambor <mjambor@suse.cz>
PR middle-end/42898
* tree-sra.c (build_accesses_from_assign): Do not mark in
should_scalarize_away_bitmap if stmt has volatile ops.
(sra_modify_assign): Do not process assigns piecemeal if if stmt
has volatile ops.
2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
* doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2010-02-07 Adam Nemet <adambnmet@gmail.com>
* config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
before the pattern.
2010-02-07 Andrew Pinski <pinskia@gmail.com>
PR middle-end/42946
* df-core.c (df_finish_pass): Change type of saved_flags to int.
2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/42988
* graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
to unknown_dependence.
(graphite_legal_transform_dr): Handle the unknown_dependence.
(graphite_carried_dependence_level_k): Same.
2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
* ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2010-02-07 Richard Guenther <rguenther@suse.de>
PR middle-end/42991
* expr.c (get_inner_reference): Always initialize *pbitsize.
2010-02-07 Richard Guenther <rguenther@suse.de>
PR middle-end/42956
* gimplify.c (gimple_fold_indirect_ref): Avoid generating
new ARRAY_REFs on variable size element or minimal index arrays.
Complete.
* tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
gimple_fold_indirect_ref.
2010-02-06 Richard Earnshaw <rearnsha@arm.com>
PR target/42957
* arm.c (arm_override_options): Just return if the user has specified
an invalid fpu name.
2010-02-03 Jason Merrill <jason@redhat.com>
PR c++/42870
* config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
i386_pe_maybe_record_exported_symbol.
2010-02-05 Steve Ellcey <sje@cup.hp.com>
PR target/42924
* config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
(pa_delegitimize_address): New function.
2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
* config/i386/msformat-c.c (ms_printf_length_specs): Set the
scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2010-02-05 Richard Guenther <rguenther@suse.de>
PR lto/42762
* lto-streamer-in.c (get_resolution): Deal with references
to undefined functions.
2010-02-05 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
(fold_const_aggregate_ref): Likewise.
(ccp_fold_stmt): Substitute loads.
(maybe_fold_reference): Verify types before substituting.
Unshare properly.
(fold_gimple_assign): Unshare properly.
(fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_override_options): Invert check
for rs6000_gen_cell_microcode.
2010-02-04 Richard Guenther <rguenther@suse.de>
PR rtl-optimization/42952
* dse.c (const_or_frame_p): Remove MEM handling.
2010-02-04 Nick Clifton <nickc@redhat.com>
* config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
(TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
(function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
(mn10300_asm_output_mi_thunk): New function.
(mn10300_can_output_mu_thunk): New function.
* config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
(FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
(FUNCTION_ARG): Delete incorrect comment.
2010-02-03 Jason Merrill <jason@redhat.com>
PR c++/40138
* fold-const.c (operand_equal_p): Handle erroneous types.
2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
* config/h8300/h8300.md (can_delay): Fix attibute condition.
2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/42941
* sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
of xmalloc.
2010-02-03 Jason Merrill <jason@redhat.com>
PR c++/35652
* builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2010-02-03 Alexandre Oliva <aoliva@redhat.com>
PR debug/42896
* cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
(cselib_reset_table): Renamed from...
(cselib_reset_table_with_next_value): ... this.
(cselib_get_next_uid): Renamed from...
(cselib_get_next_unknown_value): ... this.
* cselib.c (next_uid): Renamed from...
(next_unknown_value): ... this.
(cselib_clear_table): Adjust.
(cselib_reset_table): Adjust. Renamed from...
(cselib_reset_table_with_next_value): ... this.
(cselib_get_next_uid): Adjust. Renamed from...
(cselib_get_next_unknown_value): ... this.
(get_value_hash): Use hash.
(cselib_hash_rtx): Likewise.
(new_cselib_val): Adjust. Set and dump uid.
(cselib_lookup_mem): Pass next_uid as hash.
(cselib_subst_to_values): Likewise.
(cselib_log_lookup): Dump uid.
(cselib_lookup): Pass next_uid as hash. Adjust.
(cselib_process_insn): Adjust.
(cselib_init): Initialize next_uid.
(cselib_finish): Adjust.
(dump_cselib_table): Likewise.
* dse.c (canon_address): Dump value uid.
* print-rtl.c (print_rtx): Print value uid.
* var-tracking.c (VARIABLE_HASH_VAL): Dropped.
(dvuid): New type.
(dv_uid): New function, sort of renamed from...
(dv_htab_hash): ... this, reimplemented in terms of it and...
(dv_uid2hash): ... this. New.
(variable_htab_eq): Drop excess assertions.
(tie_break_pointers): Removed.
(canon_value_cmp): Compare uids.
(variable_post_merge_New_vals): Print uids.
(vt_add_function_parameters): Adjust.
(vt_initialize): Reset table. Adjust.
2010-02-03 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42944
* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
(call_may_clobber_ref_p_1): Likewise. Properly handle
malloc and calloc clobbering errno.
2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
* doc/invoke.texi: Fix name of sched1 dump.
* opts.c (decode_options): Set flag_tree_switch_conversion
only conditionally on optimize >= 2.
* gcse.c: Assorted comment fixes in pass description.
2010-02-03 Anthony Green <green@moxielogic.com>
* config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
nop padding in order to maintain alignment of storage location of
target function address.
(moxie_trampoline_init): Store target function address at newly
aligned location.
* config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
to 32.
(TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2010-02-03 Richard Guenther <rguenther@suse.de>
PR middle-end/42927
* tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc: Reenable check for obsolete targets.
Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
mips-sgi-irix6.[0-4]*.
2010-02-02 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
constant size of 4 as being the same as 0.
* doc/invoke.texi (RX Options): Document that -mmax-constant-size
can take values in the range 0..4.
2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
PR java/41991
* unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
as _darwin10_Unwind_FindEnclosingFunction().
* libgcc-libsystem.ver: New.
2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
PR target/41399
* sched-deps.c (sched_analyze_insn): Ignore fixed registers for
implicitly set registers.
2010-02-01 Richard Earnshaw <rearnsha@arm.com>
* arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
(arm_override_options): Allow automatic selection of the thread
pointer register if thumb2.
(legitimize_pic_address): Improve code sequences for Thumb2.
(arm_call_tls_get_addr): Likewise.
(legitimize_tls_address): Likewise.
* arm.md (pic_load_addr_arm): Delete. Replace with ...
(pic_load_addr_32bit): ... this. New named pattern.
* thumb2.md (pic_load_addr_thumb2): Delete.
(pic_load_dot_plus_four): Delete.
(tls_load_dot_plus_four): New named pattern.
2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR libgomp/29986
* doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
Document fix for TLS bug.
2010-01-31 Richard Guenther <rguenther@suse.de>
* tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
conservatively correct.
2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/42850
Revert:
2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2010-01-31 Kai Tietz <kai.tietz@onevision.com>
* config.gcc: Adjust order of makefile fragments for mingw targets.
2010-01-31 Richard Guenther <rguenther@suse.de>
PR middle-end/42898
* gimplify.c (gimplify_init_constructor): For volatile LHS
initialize a temporary.
2010-01-31 Matthias Klose <doko@ubuntu.com>
* configure.ac: Fix __stack_chk_fail check for cross builds configured
--with-headers
* configure: Regenerate.
2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
the same alias set and their sizes different constantness.
(aliasing_component_refs_p): Revert 2009-10-24 change.
2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
unused.
2010-01-29 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
Assert we successfully updated the call.
2010-01-29 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/42889
* df.h (df_set_bb_dirty_nonlr): New prototype.
* df-core.c (df_set_bb_dirty_nonlr): New function.
* df-scan.c (df_insn_rescan): Call it instead of
df_set_bb_dirty for DEBUG_INSNs.
2010-01-29 Richard Guenther <rguenther@suse.de>
PR middle-end/37448
* ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
quadratic behavior in most cases.
2010-01-28 Uros Bizjak <ubizjak@gmail.com>
PR target/42891
* config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
in the call to gen_x86_movsicc_0_m1.
2010-01-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42871
* tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2010-01-28 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
into call arguments.
2010-01-28 Richard Guenther <rguenther@suse.de>
PR middle-end/42883
* tree-cfgcleanup.c (remove_forwarder_block): Do not remove
the forwarder if the destination is an EH landing pad.
2010-01-28 Razya Ladelsky <razya@il.ibm.com>
* tree-parloops.c (transform_to_exit_first_loop): Update the basic
block list passed to gimple_duplicate_sese_tail.
(parallelize_loops): Avoid parallelization when the function
has_nonlocal_label.
Avoid parallelization when the preheader is IRREDUCIBLE.
Try to optimize when estimated_loop_iterations_int is unresolved.
Add the loop's location to the dump file.
* tree-cfg.c (add_phi_args_after_redirect): Remove.
(gimple_duplicate_sese_tail): Remove the check for the latch.
Redirect nexits to the exit block.
Remove handling of the incoming edges to the latch.
Redirect the backedge from the copied latch to the exit bb.
2010-01-28 Michael Matz <matz@suse.de>
PR target/42881
* config/i386/i386.c (ix86_expand_vector_init_duplicate):
Wrap force_reg into a sequence, emit it before user.
2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
* config/arm/arm.md (bswapsi2): Add support for bswapsi2.
(arm_rev): New.
(arm_legacy_rev): Likewise.
(thumb_legacy_rev): Likewise.
2010-01-27 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (mem_loc_descriptor): Remove special casing of
CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
on MEM's address failed, try avoid_constant_pool_reference and
recurse if it returned something different.
(loc_descriptor): If for MEM mem_loc_descriptor failed on the
address, try avoid_constant_pool_reference and recurse if it
returned something different.
(dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
address and avoid_constant_pool_reference returned something
different, don't set have_address.
2010-01-27 Alexandre Oliva <aoliva@redhat.com>
PR debug/42861
* var-tracking.c (val_store): Add modified argument, obey it.
Adjust callers.
(count_uses): Move down logging of main.
(compute_bb_dataflow): Use val_store for MO_VAL_USEs that
don't need resolution.
(emit_notes_in_bb): Likewise.
2010-01-27 Richard Guenther <rguenther@suse.de>
PR middle-end/42878
* tree-inline.c (remap_decl): Delay remapping of SSA name
default definitions until we need them.
2010-01-27 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
(rs6000_delegitimize_address): New function.
* config/s390/s390.c (s390_delegitimize_address): Call
delegitimize_mem_from_attrs.
PR middle-end/42874
* tree-inline.c (cannot_copy_type_1): Removed.
(copy_forbidden): Don't forbid copying of functions containing
records/unions with variable length fields.
2010-01-27 Christian Bruel <christian.bruel@st.com>
Revert:
PR target/42841
* config/sh/sh.c (find_barrier): Increase length for non delayed
conditional branches.
2010-01-27 Matthias Klose <doko@ubuntu.com>
* configure.ac (gnu-unique-object): Fix ldd version check.
* configure: Regenerate.
2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
HAVE_GNU_AS value.
* config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
Test for HAVE_GNU_AS value.
2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
* config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
INT64_TYPE): Define.
(UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
(INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
INT_LEAST64_TYPE): Define.
(UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
UINT_LEAST64_TYPE): Define.
(INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
INT_FAST64_TYPE): Define.
(UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
UINT_FAST64_TYPE): Define.
(INTMAX_TYPE, UINTMAX_TYPE): Define.
(INTPTR_TYPE, UINTPTR_TYPE): Define.
(SIG_ATOMIC_TYPE): Define.
2010-01-26 Richard Guenther <rguenther@suse.de>
* df-scan.c (df_scan_set_bb_info): Remove assert.
(df_insn_rescan_debug_internal): Merge asserts.
(df_install_ref): Likewise.
(df_mark_reg): Use bitmap_set_range.
(df_hard_reg_used_p): Remove assert.
(df_hard_reg_used_count): Likewise.
2010-01-26 Richard Guenther <rguenther@suse.de>
PR rtl-optimization/42685
* web.c (web_main): Ignore DEBUG_INSNs.
2010-01-26 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
(TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
Fix types of fndecl and arglist parameters.
2010-01-26 Richard Guenther <rguenther@suse.de>
PR middle-end/42806
* tree-eh.c (unsplit_eh): Skip debug insns.
2010-01-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42250
* ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2010-01-26 Jakub Jelinek <jakub@redhat.com>
PR fortran/42866
* omp-low.c (expand_omp_sections): Only use single_pred if
l2_bb is single_pred_p.
2010-01-25 Christian Bruel <christian.bruel@st.com>
PR target/42841
* config/sh/sh.c (find_barrier): Increase length for non delayed
conditional branches.
(sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2010-01-24 David S. Miller <davem@davemloft.net>
* config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
define if not using GAS.
* config/sparc/sparc.c (sparc_elf_asm_named_section):
Likewise. Delete SECTION_MERGE code, which is only applicable
when using GAS.
2010-01-24 Mark Mitchell <mark@codesourcery.com>
PR c++/42748
* config/arm/arm.c (arm_mangle_type): Do not warn about changes to
mangling of va_list in system headers.
2010-01-23 Toon Moene <toon@moene.org>
* tree-predcom.c (combine_chains): Return NULL, not false.
2010-01-23 Joern Rennecke <amylaar@spamcop.net>
* tree-loop-distribution.c (distribute_loop): Fix declaration and
initialization of variable res to agree with return type.
2010-01-22 Steve Ellcey <sje@cup.hp.com>
* Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
* tree-sra.c: Add include of expr.h.
2010-01-22 Jakub Jelinek <jakub@redhat.com>
* tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
insert the debug stmt on the single non-EH edge from the stmt.
2010-01-22 Richard Henderson <rth@redhat.com>
PR tree-opt/42833
* tree-sra.c (sra_modify_assign): Delay re-gimplification of
the RHS until after generate_subtree_copies has insertted its
code before the current statement.
2010-01-22 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
* gcc-plugin.h (plugin_init): Use "C" likage for c++.
2010-01-21 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42585
* tree-sra.c (struct access): New field grp_total_scalarization.
(dump_access): Dump the new field.
(should_scalarize_away_bitmap): New variable.
(cannot_scalarize_away_bitmap): Likewise.
(sra_initialize): Allocate new bitmaps.
(sra_deinitialize): Free new bitmaps.
(create_access_1): New function.
(create_access): Parts moved to create_access_1.
(type_consists_of_records_p): New function.
(completely_scalarize_record): Likewise.
(build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
(build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
(sort_and_splice_var_accesses): Hint groups with a total_scalarization
access.
(analyze_all_variable_accesses): Completely scalarize small eligible
records.
2010-01-21 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2010-01-21 Andrew Haley <aph@redhat.com>
* gcc.c (process_command): Move lang_specific_driver before
setting cc_libexec_prefix.
2010-01-21 Richard Guenther <rguenther@suse.de>
PR middle-end/19988
* fold-const.c (negate_expr_p): Pretend only negative
real constants are easily negatable.
2010-01-20 Janis Johnson <janis187@us.ibm.com>
Jason Merrill <jason@redhat.com>
* tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
(TYPE_TRANSPARENT_AGGR): this, for union and record.
* calls.c (initialize argument_information): Handle it.
* c-common.c (handle_transparent_union_attribute): Use new name.
* c-decl.c (finish_struct): Ditto.
* c-typeck.c (type_lists_compatible_p): Ditto.
(convert_for_assignment): Use new name and also handle record.
* function.c (aggregate_value_p): Handle it.
(pass_by_reference): Ditto.
(assign_parm_data_types): Ditto.
* print-tree.c (print_node): Ditto.
* lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
* lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
* tree.c (first_field): New fn.
2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
PR target/42818
* config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
even when linking statically, for now.
2010-01-20 Alexandre Oliva <aoliva@redhat.com>
PR debug/42715
* var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
without a cselib val.
(count_uses): Accept MO_VAL_SET with no val on stores.
(add_stores): Likewise.
2010-01-20 Jakub Jelinek <jakub@redhat.com>
* var-tracking.c (check_value_val): Add a compile time assertion.
(dv_is_decl_p): Simplify.
(dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
gcc_assert if ENABLE_CHECKING.
2010-01-20 Alexandre Oliva <aoliva@redhat.com>
PR debug/42782
* var-tracking.c: Include tree-flow.h.
(mem_dies_at_call): New.
(dataflow_set_preserve_mem_locs): Use it.
(dataflow_set_remove_mem_locs): Likewise.
(dump_var): Renamed from dump_variable. Adjust all callers.
(dump_var_slot): Renamed from dump_variable_slot. Likewise.
* Makefile.in (var-tracking.o): Adjust deps.
2010-01-20 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2010-01-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42717
* tree-ssa-dce.c (get_live_post_dom): Remove.
(forward_edge_to_pdom): Take an arbitrary edge to copy
degenerate PHI args from.
(remove_dead_stmt): Use the first post-dominator even if it
does not contain live statements as redirection destination.
2010-01-20 Richard Guenther <rguenther@suse.de>
* tree-inline.c (estimate_num_insns): Handle EH builtins.
2010-01-20 Jakub Jelinek <jakub@redhat.com>
* sel-sched.c (create_speculation_check): Remove set but not used
variable twin.
(try_transformation_cache): Remove set but not used variable ds.
(calculate_privileged_insns): Remove set but not used variables
cur_insn and min_spec_insn.
(find_best_expr): Remove set but not used variable avail_n.
* tree-predcom.c (base_names_in_chain_on): Remove set but not used
variable e.
* cgraphunit.c (assemble_thunk): Remove set but not used variable
false_label.
* haifa-sched.c (remove_notes): Remove set but not used variable prev.
* graphite-clast-to-gimple.c (gloog): Remove set but not used variable
new_scop_exit_edge.
2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
PR bootstrap/42786
* config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
cpu types. Add support for *-sse3 cpu types.
(x86_64-*-*): Ditto.
2010-01-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/42803
* varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
argument, call initializer_constant_valid_p_1 instead of
initializer_constant_valid_p, pass CACHE to it, return NULL
immediately if first call returns NULL.
(initializer_constant_valid_p_1): New function.
(initializer_constant_valid_p): Use it.
2010-01-20 Thomas Quinot <quinot@adacore.com>
* tree.def (PLACEHOLDER_EXPR): Fix comment.
2010-01-20 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
(loc_list_from_tree): Don't handle unsigned division. Handle
signed modulo using DW_OP_{over,over,div,mul,minus}.
* unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
modulo instead of signed.
2010-01-20 DJ Delorie <dj@redhat.com>
* config/h8300/h8300.c (F): Add "in_epilogue" flag.
(Fpa): Pass it
(h8300_emit_stack_adjustment): Propogate it.
(push): Pass it.
(h8300_expand_prologue): Likewise.
(h8300_expand_epilogue): Likewise.
2010-01-19 Michael Matz <matz@suse.de>
PR tree-optimization/41783
* tree-data-ref.c (toplevel): Include flags.h.
(dump_data_dependence_relation): Also dump the inputs if the
result will be unknown.
(split_constant_offset_1): Look through some conversions.
* tree-predcom.c (determine_roots_comp): Restart a new chain if
the offset from last element is too large.
(ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
(reassociate_to_the_same_stmt): Handle vector registers.
* tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
(e.g. conversions).
* tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
wide_prolog_niters argument, emit widening instructions.
(vect_do_peeling_for_alignment): Adjust caller, use widened
variant of the iteration cound.
* Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/38697
* config/arm/neon-testgen.m (emit_automatics): New parameter
features. Adjust for Fixed_return_reg feature.
(test_intrinsic): Call emit_automatics with new feature.
* config/arm/neon.ml: Update copyright years.
(features): New Fixed_return_reg feature.
(ops): Update feature for Vget_low.
2010-01-19 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/42719
* tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
stmt uses.
PR debug/42728
* fwprop.c (all_uses_available_at): Return false if def_set dest
is a REG that is used in def_insn.
2010-01-19 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
(TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
Add argument names.
(TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
* target.h (struct gcc_target) <secondary_reload>: Change type
of last argument to secondary_reload_info *.
2010-01-18 Uros Bizjak <ubizjak@gmail.com>
PR target/42774
* config/alpha/predicates.md (aligned_memory_operand): Return 0 for
memory references with unaligned offsets. Remove CQImode handling.
(unaligned_memory_operand): Return 1 for memory references with
unaligned offsets. Remove CQImode handling.
2010-01-18 Richard Guenther <rguenther@suse.de>
PR middle-end/39954
* cfgexpand.c (expand_call_stmt): TER pointer arguments in
builtin calls.
2010-01-18 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42781
* tree-ssa-structalias.c (find_what_var_points_to): Skip
restrict processing only if the original variable was artificial.
2010-01-18 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
find number of popped argument bytes.
(TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
Fix the text that describes the return value for invalid insns.
(TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
(TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
Clarify what 'cost of the -dependence' is. Fix quoting.
* toplev.c (default_get_pch_validity): Rename argument to "sz".
* doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2010-01-17 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (mem_loc_descriptor): Don't ICE on
{S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2010-01-17 Richard Guenther <rguenther@suse.de>
PR middle-end/42248
* function.c (split_complex_args): Take a VEC to modify.
(assign_parms_augmented_arg_list): Build a VEC instead of
a chain of PARM_DECLs.
(assign_parms_unsplit_complex): Take a VEC of arguments.
Do not fixup unmodified parms.
(assign_parms): Deal with the VEC.
(gimplify_parameters): Likewise.
2010-01-17 Richard Guenther <rguenther@suse.de>
* tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
node existence check.
* tree-vect-loop.c (vect_analyze_loop_form): Likewise.
* tree-cfgcleanup.c (merge_phi_nodes): Likewise.
* tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
* tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
(gimple_execute_on_growing_pred): Likewise.
2010-01-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42773
* tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
(compute_antic_aux): Likewise.
(compute_partial_antic_aux): Likewise.
2010-01-17 Jie Zhang <jie.zhang@analog.com>
PR debug/42767
* dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
and US_TRUNCATE.
2010-01-17 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
appearance.
(TARGET_LEGITIMATE_ADDRESS_P): Add return type.
Fix markup for strict argument.
(TARGET_SCHED_REORDER2): Fix argument types.
(TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
(TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
(TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
(TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
Add argument name.
(TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
(TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
(TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
(TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
(TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
(TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
(TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
(TARGET_ASM_RELOC_RW_MASK): Add return type.
(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
(TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
(TARGET_ASM_FILE_START): Put @findex before paragraph start.
Use prototype.
(TARGET_ASM_NAMED_SECTION): Fix argument list.
(TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
(TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
(TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
(TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
(TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
referring to it. Fix language.
(TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
(TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
(TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
(TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
(TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
'@var{stream}. Remove stray 'and'.
(TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
(TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
(TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
(TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
(TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
Fix description of return value.
Rename argument "sz" to "len."
(TARGET_CXX_GUARD_MASK_BIT): Add missing article.
Clarify meaning of 'true' return value.
(TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
(TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
rep_mode versus mode_rep.
(TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
(TARGET_BUILTIN_DECL): Fix name.
(TARGET_COMMUTATIVE_P): Fix type of first argument.
(TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
(TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
(TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
(TARGET_RELAXED_ORDERING): Use @deftypevr.
(TARGET_GET_DRAP_RTX): Note that this is a hook.
Clarify language.
(TARGET_BUILTIN_RECIPROCAL): Fix argument types.
Rename argument tm_fn to md_fn.
(TARGET_OPTION_PRINT): Fix argument list.
2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
PR target/42664
* config/i386/i386.c (ix86_fixup_binary_operands):
Revert FMA4 fixup of operands.
2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR gcc/42525
* Makefile.in (write_entries_to_file, install-plugin):
Use \012 instead of \n with tr.
2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
* configure.ac (HAVE_AS_REF): New C macro.
* configure: Regenerate.
* config.in: Likewise.
* collect2.c (main): Only postpone SCAN_DWEH to the second pass
if HAVE_AS_REF.
* config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
if HAVE_AS_REF.
2010-01-16 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
(TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
(TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
(TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
(TARGET_IN_SMALL_DATA_P): Fix argument type.
(TARGET_BINDS_LOCAL_P): Fix argument type.
(TARGET_ASM_FILE_END): Use prototype.
(TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
(TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
(TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
(TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
(TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
(TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
(TARGET_PCH_VALID_P): Put 'const char *' in braces.
(TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
(TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
(TARGET_ADDR_SPACE_SUBSET_P): Likewise.
(TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
(TARGET_ADDR_SPACE_CONVERT): Likewise.
(TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
(TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
(TARGET_INIT_BUILTINS): Use prototype.
(TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
Put 'const char *' in braces. Fix parameter types.
(TARGET_INVALID_CONVERSION): Fix parameter types.
(TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
(TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
(TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
Fix argument type.
(TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
(TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2010-01-15 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi (TARGET_HELP): Fix return type.
(TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
in braces. Fix argument types.
(TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
(TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
(TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
(TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
(TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
(TARGET_MANGLE_TYPE): Fix argument types.
(TARGET_IRA_COVER_CLASSES): Use prototype.
(TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
(TARGET_CAN_ELIMINATE): Use identifiers for argument names.
(TARGET_PROMOTE_PROTOTYPES): Fix argument type.
(TARGET_MUST_PASS_IN_STACK): Fix argument type.
(TARGET_CALLEE_COPIES): Fix argument types.
(TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
(TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
(TARGET_FUNCTION_VALUE): Fix argument types.
(TARGET_RETURN_IN_MSB): Fix argument type.
(TARGET_RETURN_IN_MEMORY): Fix argument types.
(TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
(TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
(TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
agree with return type.
(TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2010-01-15 Jing Yu <jingyu@google.com>
PR rtl-optimization/42691
* combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
a pseudo to a constant and are merged, and adjust comments.
2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
* config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2010-01-15 Richard Guenther <rguenther@suse.de>
PR middle-end/42739
* tree-cfgcleanup.c (remove_forwarder_block): Move destination
labels of computed or non-local gotos to the destination.
* tree-cfg.c (gimple_verify_flow_info): Verify that a EH
landing pad label is the first label.
2010-01-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/42747
* config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
to allow generation of the xssqrtdp instruction on power7.
(sqrtdf2_fpr): Ditto.
2010-01-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/42674
* c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
functions with noreturn attribute.
PR c++/42608
* varasm.c (declare_weak): Add weak attribute to decl if it
doesn't have one already.
(assemble_external): Only add decls to weak_decls if they also
have weak attribute.
2010-01-14 Alexandre Oliva <aoliva@redhat.com>
* var-tracking.c (var_reg_delete): Don't delete the association
between REGs and values or one-part variables if the register
isn't clobbered.
2010-01-14 Jakub Jelinek <jakub@redhat.com>
PR debug/42657
* tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
because its first operand is a non-localized variable.
2010-01-14 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42706
* tree-sra.c (encountered_recursive_call): New variable.
(encountered_unchangable_recursive_call): Likewise.
(sra_initialize): Initialize both new variables.
(callsite_has_enough_arguments_p): New function.
(scan_function): Call decl and flags check only for IPA-SRA, check
whether there is a recursive call and whether it has enough arguments.
(all_callers_have_enough_arguments_p): New function.
(convert_callers): Look for recursive calls only when
encountered_recursive_call is set.
(ipa_early_sra): Bail out either if
!all_callers_have_enough_arguments_p or
encountered_unchangable_recursive_call.
2010-01-14 Alexander Monakov <amonakov@ispras.ru>
* sel-sched.c: Add 2010 to copyright years.
* sel-sched-ir.c: Likewise.
* sel-sched-ir.h: Likewise.
2010-01-14 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42714
* tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
constructors specially.
2010-01-14 Andi Kleen <ak@linux.intel.com>
* config/i386/drivers-i386.c (detect_caches_intel):
Add l2sizekb parameter and fill in.
(host_detect_local_cpu): Add l2sizekb, fill in.
Add Atom small cache heuristic.
2010-01-14 Andi Kleen <ak@linux.intel.com>
* config/i386/drivers-i386.c (detect_caches_cpuid4):
Add level3 parameter and fill in.
(detect_caches_intel): Handle level3 cache.
2010-01-14 Andi Kleen <ak@linux.intel.com>
* config/i386/drivers-i386.c (host_detect_local_cpu):
Fix core duo detection.
2010-01-14 Andi Kleen <ak@linux.intel.com>
* config/i386/drivers-i386.c (host_detect_local_cpu):
Fix Atom detection.
2010-01-14 Alexander Monakov <amonakov@ispras.ru>
* config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
(rs6000_variable_issue_1): this. Use...
(rs6000_variable_issue): here. Reimplement. Print debug info.
2010-01-14 Alexander Monakov <amonakov@ispras.ru>
* sel-sched-ir.c (sel_restore_other_notes): Rename to
sel_restore_notes. Update all callers. Call reemit_notes
for all insns.
2010-01-14 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/42246
* sel-sched-ir.h (get_all_loop_exits): Include exits from inner
loops.
2010-01-14 Andrey Belevantsev <abel@ispras.ru>
* sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
all successors is the same as number of successors in current region.
2010-01-14 Alexander Monakov <amonakov@ispras.ru>
* sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
to rename is not separable. Otherwise check that its LHS is not NULL.
2010-01-14 Alexander Monakov <amonakov@ispras.ru>
* sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2010-01-14 Alexander Monakov <amonakov@ispras.ru>
* sel-sched.c (mark_unavailable_hard_regs): Do not try to search
available registers when failed to discover LHS register class.
Fix indentation. Update comment.
2010-01-14 Andrey Belevantsev <abel@ispras.ru>
Alexander Monakov <amonakov@ispras.ru>
PR rtl-optimization/42389
* sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
to can_issue_more.
(advance_state_on_fence): Likewise.
(sel_target_adjust_priority): Print debug output only when
sched_verbose >= 4, not 2.
(get_expr_cost): Do not issue all unique insns on the next cycle.
(fill_insns): Initialize can_issue_more from the value saved
with the fence.
* sel-sched-ir.c (flist_add): New parameter issue_more.
Init FENCE_ISSUE_MORE with it.
(merge_fences): Likewise.
(init_fences): Update call to flist_add.
(add_to_fences, add_clean_fence_to_fences)
(add_dirty_fence_to_fences): Likewise.
(move_fence_to_fences): Update call to merge_fences.
(invoke_reorder_hooks): Do not reset can_issue_more on insns from
sched groups.
* sel-sched-ir.h (struct _fence): New field issue_more.
(FENCE_ISSUE_MORE): New accessor macro.
2010-01-14 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/42388
* sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
that have no predecessors nor successors. Do not call move_bb_info
for empty blocks outside of current region.
2010-01-14 Alexander Monakov <amonakov@ispras.ru>
PR rtl-optimization/42294
* sel-sched-ir.h (struct _sel_insn_data): Update comment.
* sel-sched.c (move_exprs_to_boundary): Transitively add all
originators' originators.
2010-01-14 Alexander Monakov <amonakov@ispras.ru>
PR rtl-optimization/39453
PR rtl-optimization/42246
* sel-sched-ir.c (considered_for_pipelining_p): Do not test
for pipelining_p.
(sel_add_loop_preheaders): Add preheader to last_added_blocks.
2010-01-14 Andrey Belevantsev <abel@ispras.ru>
Alexander Monakov <amonakov@ispras.ru>
PR middle-end/42245
* sel-sched-ir.c (sel_recompute_toporder): New. Use it...
(maybe_tidy_empty_bb): ... here. Make static. Add new
argument. Update all callers.
(tidy_control_flow): ... and here. Recompute topological order
of basic blocks in region if necessary.
(sel_redirect_edge_and_branch): Change return type. Return true
if topological order might have been invalidated.
(purge_empty_blocks): Export and move from...
* sel-sched.c (purge_empty_blocks): ... here.
* sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
(maybe_tidy_empty_bb): Delete prototype.
(purge_empty_blocks): Declare.
2010-01-14 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/42249
* sel-sched.c (try_replace_dest_reg): When chosen register
and original register is the same, do not bail out early, but
still check all original insns for validity of replacing destination
register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
in this case.
2010-01-14 Jakub Jelinek <jakub@redhat.com>
PR c/42721
Port from no-undefined-overflow branch:
2009-03-09 Richard Guenther <rguenther@suse.de>
* fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2010-01-14 Richard Guenther <rguenther@suse.de>
PR lto/42665
* gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2010-01-14 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/42709
* tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
as scalar type in creation of constant vector operand.
2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR testsuite/42414
* Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
(check-parallel-%): Match `testsuite' directory component only
at the end.
2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
PR translation/39521
* gcc.c (do_spec_1): Wrapped the error and notice messages of specs
strings with _().
2010-01-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42730
* tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
offset zero.
2010-01-13 Steve Ellcey <sje@cup.hp.com>
PR target/pr42542
* config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
them signed.
2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/libgcc-bfin.ver: Regenerate based on current
libgcc-std.ver. Add entries for ___smulsi3_highpart and
___umulsi3_highpart.
* config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
rather than schedule_insns if the pass is enabled.
2010-01-13 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42704
* tree-sra.c (sra_modify_assign): Do not delete assignments to
SSA_NAMEs.
2010-01-13 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42703
* tree-sra.c (analyze_access_subtree): Check that we can build a
reference to the original data within the aggregate.
2010-01-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42705
* tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2010-01-13 Richard Guenther <rguenther@suse.de>
PR middle-end/42716
* fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2010-01-13 Jakub Jelinek <jakub@redhat.com>
PR debug/41371
* var-tracking.c (values_to_unmark): New variable.
(find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
values_to_unmark vector. Moved body to...
(find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
instead queue it into values_to_unmark vector.
(vt_find_locations): Free values_to_unmark vector.
2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.c (override_options): Set
default of max-pending-list-length to 256
2010-01-13 Richard Guenther <rguenther@suse.de>
PR lto/42678
* tree-pass.h (PROP_gimple_lcx): New.
* cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
* passes.c (init_optimization_passes): Move pass_lower_complex_O0
before the final cleanup_eh.
(dump_properties): Dump PROP_gimple_lcx.
* tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
(tree_lower_complex_O0): Remove.
(gate_no_optimization): Run if PROP_gimple_lcx is not set.
(pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
tree_lower_complex, schedule TODO_update_ssa.
* lto-streamer-out.c (output_function): Stream the functions
properties.
* lto-streamer-in.c (input_function): Likewise.
(lto_read_body): Do not override them here.
2010-01-12 Joseph Myers <joseph@codesourcery.com>
PR c/42708
* c-typeck.c (build_c_cast): Fold value cast to union type before
wrapping it in a CONSTRUCTOR.
2010-01-12 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/42699
* cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
involved.
2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
SUBTARGET_WARN_UNUSED_SPEC): Move ...
config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
SUBTARGET_WARN_UNUSED_SPEC): ... here
* config/mips/iris5.h (LIBGCC_SPEC): Define.
2010-01-12 Julian Brown <julian@codesourcery.com>
* config/arm/neon-schedgen.ml (Utils): Don't try to
open missing module.
(find_with_result): New.
2010-01-12 Jakub Jelinek <jakub@redhat.com>
PR debug/42662
* simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
sharing when canonicalizing ({lt,ge}u (plus a b) b).
PR tree-optimization/42645
* tree-inline.c (processing_debug_stmt): Move earlier. Make static.
(remap_ssa_name): If processing_debug_stmt and name wasn't found in
decl_map, set processing_debug_stmt to -1 and return name without
any remapping.
2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
* doc/install.texi (Specific#x-x-cygwin): Document minimum required
binutils version, and reword target configuration description.
2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
* config/avr/avr.h (LINKER_NAME): Remove.
2010-01-11 Janis Johnson <janis187@us.ibm.com>
PR target/42416
* config/rs6000/rs6000.c (rs6000_override_options): On targets
that support VSX, warn for -mno-altivec if vsx is not disabled,
and disable vsx.
2010-01-11 Joseph Myers <joseph@codesourcery.com>
Shujing Zhao <pearly.zhao@oracle.com>
PR translation/42469
* common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
character between option name and help text.
* c.opt (imultilib): Likewise.
2010-01-10 Rafael Avila de Espindola <espindola@google.com>
* lto-streamer-out.c (output_unreferenced_globals): Output static
variables.
2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
PR rtl-optimization/42621
* bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
optimizing for size.
(duplicate_computed_gotos): Remove now-redundant check.
2010-01-10 Steve Ellcey <sje@cup.hp.com>
PR target/37454
* configure.ac: Save and restore LDFLAGS and LIBS
* configure: Regenerate.
2010-01-10 Richard Guenther <rguenther@suse.de>
PR middle-end/42667
* builtins.c (fold_builtin_strlen): Add type argument and
convert the resulting length to it.
(fold_builtin_1): Adjust.
2010-01-09 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1 insn.
(num_insns_constant_wide): Adjust for that change.
2010-01-09 Alexandre Oliva <aoliva@redhat.com>
PR debug/42631
* web.c (union_defs): Add used argument, to combine uses of
uninitialized regs.
(entry_register): Adjust type and tests of used argument.
(web_main): Widen used for new use. Pass it to union_defs.
* df.h (union_defs): Adjust prototype.
2010-01-09 Alexandre Oliva <aoliva@redhat.com>
PR debug/42630
* loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
uses in new incoming argument. Free body.
(reset_debug_uses_in_loop): New.
(analyze_insn_to_expand_var): Call the latter if the former found
anything. Fix whitespace. Reject invalid dest overlaps before
going through all insns in the loop.
2010-01-09 Alexandre Oliva <aoliva@redhat.com>
PR debug/42629
* haifa-sched.c (dying_use_p): Debug insns don't count.
2010-01-09 Alexandre Oliva <aoliva@redhat.com>
PR middle-end/42363
* gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
* tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
(verify_gimple_call): Reject LHS in noreturn calls.
2010-01-09 Alexandre Oliva <aoliva@redhat.com>
PR debug/42604
PR debug/42395
* tree-vect-loop-manip.c (adjust_info): New type.
(adjust_vec): New pointer to vector.
(adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
(adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
(slpeel_update_phis_for_duplicate_loop): Use them.
(slpeel_update_phi_nodes_for_guard1): Likewise.
(slpeel_update_phi_nodes_for_guard2): Likewise.
(slpeel_tree_peel_loop_to_edge): Likewise.
(vect_update_ivs_after_vectorizer): Likewise.
2010-01-09 Alexandre Oliva <aoliva@redhat.com>
* vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
(DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2010-01-09 Alexandre Oliva <aoliva@redhat.com>
* config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
bogus uninitialized warning.
2010-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/42512
* tree-scalar-evolution.c (interpret_loop_phi): Make sure
the evolution is compatible with the initial condition.
2010-01-09 Jakub Jelinek <jakub@redhat.com>
* gcc.c (process_command): Update copyright notice dates.
* gcov.c (print_version): Likewise.
* gcov-dump.c (print_version): Likewise.
* mips-tfile.c (main): Likewise.
* mips-tdump.c (main): Likewise.
2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
PR target/41885
* config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
(rotlhi3): Delete.
(rotlhi3_8): Delete.
(rotlsi3): Delete.
(rotlsi3_8): Delete.
(rotlsi3_16): Delete.
(rotlsi3_24): Delete.
(rotl<mode>3): New.
(*rotw<mode>3): New.
(*rotb<mode>3): New.
* config/avr/avr.c (avr_rotate_bytes): New function.
* config/avr/avr-proto.h (avr_rotate_bytes): New function.
2010-01-08 Steve Ellcey <sje@cup.hp.com>
PR target/37454
* configure.ac: Modify -rdynamic check.
* configure: Regenerate.
2010-01-08 DJ Delorie <dj@redhat.com>
* config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
register popping order.
2010-01-08 Richard Guenther <rguenther@suse.de>
PR lto/42528
* c.opt (fsigned-char): Also let LTO handle this option.
(funsigned-char): Likewise.
2010-01-07 Richard Guenther <rguenther@suse.de>
* gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
(gimple_op): Likewise.
(gimple_op_ptr): Likewise.
(gimple_assign_set_lhs): Remove gcc_assert.
(gimple_assign_set_rhs1): Likewise.
(gimple_assign_set_rhs2): Likewise.
(gimple_call_set_lhs): Likewise.
(gimple_call_set_fn): Likewise.
(gimple_call_set_fndecl): Likewise.
(gimple_call_fndecl): Likewise.
(gimple_call_return_type): Likewise.
(gimple_call_set_chain): Likewise.
(gimple_call_num_args): Likewise.
(gimple_call_set_arg): Likewise.
(gimple_cond_set_code): Likewise.
(gimple_cond_set_lhs): Likewise.
(gimple_cond_set_rhs): Likewise.
(gimple_cond_set_true_label): Likewise.
(gimple_cond_set_false_label): Likewise.
(gimple_label_set_label): Likewise.
(gimple_goto_set_dest): Likewise.
(gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
(gimple_debug_bind_get_value): Likewise.
(gimple_debug_bind_get_value_ptr): Likewise.
(gimple_debug_bind_set_var): Likewise.
(gimple_debug_bind_set_value): Likewise.
(gimple_debug_bind_reset_value): Likewise.
(gimple_debug_bind_has_value_p): Likewise.
(gimple_return_retval_ptr): Remove gcc_assert.
(gimple_return_retval): Likewise.
(gimple_return_set_retval): Likewise.
* tree-flow.h (struct gimple_df): Remove nonlocal_all member.
(safe_referenced_var_iterator): Remove.
(FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
* tree-flow-inline.h (gimple_nonlocal_all): Remove.
(fill_referenced_var_vec): Remove.
(first_readonly_imm_use): Remove redundant gcc_assert.
(phi_arg_index_from_use): Combine gcc_asserts.
(move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
(first_imm_use_stmt): Remove redundant gcc_assert.
* tree-cfg.c (verify_gimple_call): Verify function and chain
operands. Verify arguments.
(verify_types_in_gimple_stmt): Verify condition code and labels.
2010-01-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42641
* sese.c (rename_map_elt_info): Use the SSA name version, do
not hash pointers.
2010-01-07 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/42625
* cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2010-01-07 Duncan Sands <baldrick@free.fr>
* Makefile.in (PLUGIN_HEADERS): Add version.h.
2010-01-07 Uros Bizjak <ubizjak@gmail.com>
PR target/42511
* ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
note itself is not function_invariant_p.
2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
* gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
Do not add the DF_NOTE problem.
* store-motion.c (execute_rtl_store_motion): Likewise.
2010-01-07 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42157
* tree-sra.c (compare_access_positions): Stabilize sort if both
accesses have integer types, return zero immediately if they are the
same.
2010-01-06 Richard Henderson <rth@redhat.com>
PR middle-end/41883
* haifa-sched.c (add_to_note_list): Merge into ...
(concat_note_lists): ... here, and ...
(unlink_other_notes, rm_other_notes): Merge into...
(remove_notes): ... here. Create REG_SAVE_NOTEs for
NOTE_INSN_EPILOGUE_BEG.
2010-01-06 Richard Guenther <rguenther@suse.de>
* ipa-inline.c (cgraph_decide_inlining_incrementally): Do
not inline regular functions into always-inline functions.
2010-01-06 Nick Clifton <nickc@redhat.com>
* config/rx/rx.h (enum rx_cpu_type): Add RX200.
(CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
used together.
(OVERRIDE_OPTIONS): Delete.
(OPTIMIZATION_OPTIONS): Define.
(ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
* config/rx/rx.c (rx_handle_option): Issue an error message if
-mcpu=rx200 and -fpu are used together.
(rx_set_optimization_options): New function. Issue an error
message if an optimization attribute attempts to reset the FPU/
math optimization pairing.
* config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
* config/rx/rx.opt: Set the default to 32-bit doubles.
* config/rx/t-rx: Add multilibs for -nofpu option.
* doc/invoke.texi: Update documentation of RX options.
2010-01-06 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (name_to_id): New global.
(alloc_expression_id): Simplify SSA name handling.
(lookup_expression_id): Likewise.
(init_pre): Zero name_to_id.
(fini_pre): Free it.
2010-01-06 Uros Bizjak <ubizjak@gmail.com>
* ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
PR target/42542
* config/i386/sse.md (smaxv2di3): New.
(umaxv2di3): Likewise.
(sminv2di3): Likewise.
(uminv2di3): Likewise.
2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
PR target/42564
* config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
* config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
(legitimize_tls_address): Likewise.
(sparc_tls_referenced_p): Likewise.
* config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
and adjust calls to legitimize_pic_address.
(legitimate_constant_p) Use sparc_tls_referenced_p.
(legitimate_pic_operand_p): Likewise.
(sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
(sparc_tls_symbol_ref_1): Delete.
(sparc_tls_referenced_p): Make static, recognize specific patterns.
(legitimize_tls_address): Make static, handle CONST patterns.
(legitimize_pic_address): Make static, remove unused parameter and
adjust recursive calls.
(sparc_legitimize_address): Make static, use sparc_tls_referenced_p
and adjust call to legitimize_pic_address.
(sparc_output_mi_thunk): Likewise.
2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
H.J. Lu <hongjiu.lu@intel.com>
PR target/42542
* config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
operands to make them signed.
Revert:
2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/42542
* config/i386/i386.c (ix86_expand_int_vcond): Don't convert
GTU to GT for V4SI and V2DI.
* config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
(umin<mode>3): Removed.
(uminv8hi3): New.
(uminv4si3): Likewise.
2010-01-05 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42462
* ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
current_function_decl to helper functions and macros.
2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR bootstrap/41771
* flags.h: Don't include real.h.
(HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
* real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
* dominance.c: Update copyright.
* gimple.c (walk_gimple_op): Remove inline.
* tree-ssa-reassoc.c: Include real.h.
* Makefile.in (FLAGS_H): Remove $(REAL_H).
(tree-ssa-reassoc.o): Depend on $(REAL_H).
2010-01-05 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
register to push into the stack frame when the accumulator has to
be saved during interrupts.
2010-01-05 Eric Fisher <joefoxreal@gmail.com>
* doc/invoke.texi: Remove the documentation about option
-Wunreachable-code.
* common.opt (Wunreachable-code): Preserved for backward
compatibility.
* tree-cfg.c: Remove the implementation of -Wunreachable-code.
* opts.c (common_handle_option): Add OPT_Wunreachable_code to
the backward compatibility flag section.
2010-01-05 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2010-01-05 Jakub Jelinek <jakub@redhat.com>
PR other/42611
* cfgexpand.c (expand_one_var): Diagnose too large variables.
PR tree-optimization/42508
* tree-sra.c (convert_callers): Check for recursive call
by comparing cgraph nodes instead of decls.
(modify_function): Call ipa_modify_formal_parameters also
on all same_body aliases.
* cgraphunit.c (cgraph_materialize_all_clones): Compare
cgraph nodes when checking for same_body aliases.
2010-01-05 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
allocation and lookup.
(get_or_alloc_expr_for_constant): Likewise.
(phi_translate): Sink allocation.
2010-01-04 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
a new entry only if needed.
* tree-ssa-dom.c (lookup_avail_expr): Likewise.
* tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
hashtable lookup.
* tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
the result array.
(phi_translate): Handle CONSTANTs early.
2010-01-04 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42398
* tree-sra.c (struct access): Removed flag grp_different_types.
(dump_access): Do not dump the removed flag.
(sort_and_splice_var_accesses): Do not set the removed flag.
(sra_modify_expr): Check for type compatibility directly.
2010-01-04 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42366
* ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
edges with variable number of parameters.
* ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
flag instead of asserting it.
(ipa_read_node_info): Read uses_analysis_done flag.
2010-01-04 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
iterative_hash_* as intended.
(vn_reference_compute_hash): Likewise. Simplify hashing
SSA names.
(vn_reference_lookup_2): Likewise.
(vn_nary_op_compute_hash): Likewise.
(vn_phi_compute_hash): Likewise.
(expressions_equal_p): Remove strange code.
* tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
(pre_expr_hash): Likewise. Simplify hashing SSA names.
(bitmap_insert_into_set_1): Take value-id as parameter.
(add_to_value): Pass it.
(bitmap_insert_into_set): Likewise.
(bitmap_value_insert_into_set): Likewise. Remove redundant check.
2010-01-04 Jakub Jelinek <jakub@redhat.com>
PR driver/42442
* gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
(do_self_spec): For switches with SWITCH_IGNORE set set also
SWITCH_IGNORE_PERMANENTLY.
(check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
of SWITCH_IGNORE.
2010-01-04 Rafael Avila de Espindola <espindola@google.com>
* lto-streamer-out.c (output_unreferenced_globals): Output the full
tree of an unreferenced global var.
2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/42542
* config/i386/i386.c (ix86_expand_int_vcond): Don't convert
GTU to GT for V4SI and V2DI.
* config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
(umin<mode>3): Removed.
(uminv8hi3): New.
(uminv4si3): Likewise.
2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
PR lto/42581
* collect2.c (main): Turn on trace in collect2 if -v is passed
to gcc with LTO.
2010-01-03 Jerry Quinn <jlquinn@optonline.net>
* doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
description of expression operand.
2010-01-03 Andrew Jenner <andrew@codesourcery.com>
* configure.ac: Add install-html to target_list for Make-hooks.
* configure: Regenerate.
* fortran/Make-lang.in (F95_HTMLFILES): New.
(fortran.html): Use it.
(fortran.install-html): New.
* Makefile.in (install-html): Add lang.install-html.
* java/Make-lang.in (JAVA_HTMLFILES): New.
(java.html): Use it.
(java.install-html): New.
* objc/Make-lang.in (objc.install-html): New.
* objcp/Make-lang.in (obj-c++.install-html): New.
* cp/Make-lang.in (c++.install-html): New.
* ada/gcc-interface/Make-lang.in (ada.install-html): New.
* lto/Make-lang.in (lto.install-html): New.
2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
PR lto/42520
* gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
PR rtl-optimization/41862
* store-motion.c (store_killed_in_insn, compute_store_table,
remove_reachable_equiv_notes, replace_store_insn,
build_store_vectors): Ignore all DEBUG_INSNs.
2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
PR lto/41564
* common.opt: Add dumpdir.
* gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
isn't specified.
(option_map): Add --dumpdir.
* gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
* lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
* opts.c (decode_options): Try dump_dir_name first if
dump_base_name isn't an absolute path.
(common_handle_option): Handle OPT_dumpdir.
* toplev.c (dump_dir_name): New.
(print_switch_values): Also ignore -dumpdir.
* toplev.h (dump_dir_name): New.
2010-01-03 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42589
* tree-ssa-math-opts.c (execute_optimize_bswap): Allow
double-word expansion of bswap32.
2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
* postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
with BLOCK_FOR_INSN.
* auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
* ifcvt.c (noce_get_alt_condition, noce_try_abs,
noce_process_if_block): Likewise.
* gcse.c (compute_local_properties, insert_expr_in_table,
insert_set_in_table, canon_list_insert, find_avail_set,
pre_insert_copy_insn): Likewise.
* basic-block.h (BLOCK_NUM): Move from here...
* sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2010-01-03 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42438
* tree-ssa-pre.c (struct bb_bitmap_sets): Add
contains_may_not_return_call flag.
(BB_MAY_NOTRETURN): New.
(valid_in_sets): Trapping nary operations are not valid
in blocks that may not return.
(insert_into_preds_of_block): Remove check for trapping expressions.
(compute_avail): Compute also BB_MAY_NOTRETURN.
2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
* doc/invoke.texi: Add 2010 to copyright years.
2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c: Fix formatting nits.
2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
Alexander Monakov <amonakov@ispras.ru>
* doc/invoke.texi (Optimize Options): Reword introduction a bit.
2010-01-02 Richard Guenther <rguenther@suse.de>
PR middle-end/42577
* tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
(simplify_switch_using_ranges): Mark to be removed edges
as non-executable.
2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
* collect2.c (scan_libraries): Add missing argument in call to
scan_prog_file.
2010-01-02 Uros Bizjak <ubizjak@gmail.com>
PR target/42448
* config/alpha/predicates.md (aligned_memory_operand): Return false
for CQImode.
(unaligned_memory_operand): Return true for CQImode.
* config/alpha/alpha.c (get_aligned_mem): Assert that location
doesn not cross aligned SImode word boundary.
2010-01-02 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
Remove.
* config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2010-01-02 Richard Guenther <rguenther@suse.de>
PR lto/41597
* toplev.c (compile_file): Emit LTO marker properly. Change
it to __gnu_lto_v1.
* collect2.c (scan_prog_file): Adjust for changed LTO marker.
2010-01-01 Richard Guenther <rguenther@suse.de>
PR debug/42455
* tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2010-01-01 Richard Guenther <rguenther@suse.de>
PR c/42570
* c-decl.c (grokdeclarator): For zero-size arrays force
structural equality checks as layout_type does.
2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
* builtins.c: Update copyright to 2010.
2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
PR lto/42531
* lto-streamer-out.c (produce_asm): Revert the last change.
(copy_function): Likewise.
* lto-streamer.c (lto_get_section_name): Skip any leading
asterisk in name.
2010-01-01 Richard Guenther <rguenther@suse.de>
PR middle-end/42559
* builtins.c (get_object_alignment): Do not use DECL_ALIGN
for LABEL_DECLs.
Copyright (C) 2010 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
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