ChangeLog:
* configure.ac (--enable-lto): Add x86_64-apple-darwin* as
a platform that supports LTO.
* configure: Regenerate.
gcc/ChangeLog:
* config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
lto-macho as lto_binary_reader.
* target.h (struct gcc_target): New hooks lto_start and lto_end.
* target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
* cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
in lto_start and lto_end calls.
(is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
magic numbers.
(scan_prog_file): Update is_elf_or_coff call.
* doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
* collect2.c (main): Fix enum comparison.
* config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
Add prototypes.
* darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
* darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
and TARGET_ASM_LTO_END.
* darwin.c: Include obstack.h and lto-streamer.h.
(lto_section_names_offset, lto_section_names_obstack,
lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
global variables.
(LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
(darwin_asm_lto_start): New function. Redirect output to asm_out_file
to a temporary file.
(darwin_asm_lto_end): New function. Restore asm_out_file.
(darwin_asm_named_section): For LTO sections, replace the name with
the offset of the section name in a string table, and build this
table.
(darwin_file_start): Initialize global vars for LTO support.
(darwin_file_end): If output to asm_out_file was redirected, append it
to the proper asm_out_file here. Add the section names section.
lto/ChangeLog:
* lto.h (struct lto_file_struct): Document offset member.
* lto-endian.h: New file.
* lto-macho.h: New file.
* lto-macho.c: New file.
* Make-lang.in: Add rule for lto-macho.o.
From-SVN: r159173
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.
* testsuite/gcc.dg/lto/20091209-1_0.c: New testcase.
From-SVN: r158827
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.
* testsuite/g++.dg/ipa/pr43812.C: New test.
From-SVN: r158777
* 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.
* lto.c (lto_add_inline_clones): Do not track inlined_decls.
(lto_add_all_inlinees): Likewise.
(lto_wpa_write_files): Likewise.
From-SVN: r158563
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.
From-SVN: r157867
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.
From-SVN: r157779
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.
* testsuite/g++.dg/torture/pr42450.C: New test.
From-SVN: r157546
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.
* testsuite/g++.dg/torture/pr43257.C: New test.
From-SVN: r157393
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.
* g++.dg/torture/pr43068.C: New testcase.
From-SVN: r156770
* 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.
* decl.c (create_array_type_for_decl): Remove set but not used
variable error_msg. Remove break stmts after return stmts.
From-SVN: r156072
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.
* g++.dg/opt/pr42508.C: New test.
* cgraphunit.c (cgraph_materialize_all_clones): Compare
cgraph nodes when checking for same_body aliases.
From-SVN: r155640
PR c++/42317
* cgraph.h (struct cgraph_node): Add same_comdat_group field.
* cgraph.c (cgraph_remove_node): Unchain node from same_comdat_group
circular list.
(cgraph_node_can_be_local_p): Return false for DECL_COMDAT with
node->same_comdat_group.
* ipa.c (cgraph_remove_unreachable_nodes): For any reachable node
mark all its same_comdat_group nodes as also reachable.
(cgraph_externally_visible_p): Return true even if any of
same_comdat_group nodes has address taken.
* lto-cgraph.c (lto_output_node): Stream out same_comdat_group.
(output_cgraph): Ensure other same_comdat_group nodes are also
included.
(input_node): Stream in same_comdat_group.
(input_cgraph_1): Fix up same_comdat_group fields from references
to pointers.
* cgraphunit.c (cgraph_analyze_functions): Mark all other
same_comdat_group nodes as reachable.
(cgraph_mark_functions_to_output): For each node->process process
also other same_comdat_group nodes.
* ipa-inline.c (cgraph_clone_inlined_nodes): Don't reuse nodes
with same_comdat_group non-NULL.
(cgraph_mark_inline_edge): Likewise.
* decl2.c (cp_write_global_declarations): Clear DECL_EXTERNAL
also on all other functions in the same comdat group.
* optimize.c (maybe_clone_body): Also optimize virtual implicit
dtors. For virtual comdat dtors tell cgraph that base and deleting
dtor are in the same comdat group.
* config/abi/pre/gnu.ver: Don't export certain base dtors that
weren't previously exported.
* g++.dg/opt/dtor2.C: New test.
* g++.dg/opt/dtor2.h: New file.
* g++.dg/opt/dtor2-aux.cc: New file.
From-SVN: r155143
2009-12-03 Richard Guenther <rguenther@suse.de>
* cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
instead of DECL_NAME for the entry point.
From-SVN: r154954
2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
Joern Rennecke <amylaar@spamcop.net>
* cgraphunit.c (plugin.h): Include.
(ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
* gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
(enum plugin_event): Define by including plugin.def.
Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
(plugin_event_name): Change type to const char **.
(get_event_last, get_named_event_id, unregister_callback): Declare.
(register_callback): Change type of event argument to int.
(highlev-plugin-common.h): New file.
* Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
$(HASHTAB_H)
(tree-optimize.o passes.o): Depend on $(PLUGIN_H).
(PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
(s-header-vars): New rule.
(install-plugin): Depend on s-header-vars. Install b-header-vars.
* params.c (get_num_compiler_params): New function.
* params.h (get_num_compiler_params): Declare.
* passes.c (plugin.h): Include.
(make_pass_instance): Invoke PLUGIN_NEW_PASS.
(do_per_function_toporder, pass_init_dump_file): No longer static.
(pass_fini_dump_file): Likewise.
(execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
PLUGIN_PASS_EXECUTION.
(execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
PLUGIN_EARLY_GIMPLE_PASSES_END.
* plugin.c (plugin_event_name_init): New array, defined by
including plugin.def.
(FMT_FOR_PLUGIN_EVENT): Update.
(plugin_event_name): Change type to const char ** and initialize
to plugin_event_name_init.
(event_tab, event_last, event_horizon): New variable.
(get_event_last): New function.
(plugin_callbacks_init): New array.
(plugin_callbacks: Change type to struct callback_info **.
Initialize to plugin_callbacks_init.
(htab_event_eq, get_named_event_id, unregister_callback): New function.
(invoke_plugin_va_callbacks): Likewise.
(register_callback): Change type of event argument to int.
Handle new events. Allow dynamic events.
(invoke_plugin_callbacks): Likewise. Return success status.
(plugins_active_p): Allow dynamic callbacks.
* plugin.def: New file.
* plugin.h (invoke_plugin_callbacks): Update prototype.
(invoke_plugin_va_callbacks): Declare.
* tree-optimize.c (plugin.h): Include.
(tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
PLUGIN_ALL_PASSES_END.
* tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
(pass_fini_dump_file, do_per_function_toporder): Likewise.
* doc/plugin.texi: Document new event types.
Co-Authored-By: Joern Rennecke <amylaar@spamcop.net>
From-SVN: r154877
PR c++/3187
* cgraph.h (struct cgraph_node): Add same_body and same_body_alias
fields.
(cgraph_same_body_alias, cgraph_remove_same_body_alias): New
prototypes.
* cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
cgraph_materialize_all_clones): Handle same_body aliases.
* cgraph.c (cgraph_allocate_node): New function.
(cgraph_create_node): Use it.
(cgraph_node_for_decl, cgraph_node, cgraph_get_node,
cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
(cgraph_same_body_alias, cgraph_remove_same_body_alias): New
functions.
* lto-cgraph.c (lto_output_node): Stream out same_body aliases.
(input_node): Stream in same_body aliases.
* lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
for same_body aliases.
(lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
* cp-tree.h (expand_or_defer_fn_1): New prototype.
* decl2.c (cp_write_global_declarations): Mark as !DECL_EXTERNAL
also all same_body aliases.
* semantics.c (expand_or_defer_fn): Move most of the function
except registering with cgraph to ...
(expand_or_defer_fn_1): ... here. New function.
* optimize.c: Include cgraph.h.
(maybe_clone_body): If in charge parm is not used and both base
and complete clones are created and are not comdat, tell cgraph
they have the same body.
* Make-lang.in (cp/optimize.o): Depend on $(CGRAPH_H).
* g++.dg/abi/mangle26.C: Also match *C2* definition.
* g++.dg/abi/mangle27.C: Likewise.
* g++.dg/abi/mangle28.C: Likewise.
* g++.dg/abi/mangle29.C: Likewise.
From-SVN: r154284
* ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
(pass_ipa_cp): Register them.
(ipcp_init_stage): Analyze all functions for whopr/lto.
(ipcp_propagate_stage): Skip external calls.
(ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
* ipa-reference.c (write_node_summary_p): Fix thinko about availability.
* cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
when in ltrans, skip executing of ipa passes since everything should've
been done.
* ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
(inline_generate_summary): Likewise.
(inline_read_summary): New function.
(inline_write_summary): New function.
(pass_ipa_inline): Register new hooks.
* ipa-prop.c: Inlcude lto-streamer.h
(ipa_edge_args_vector): Update declaration.
(ipa_count_arguments, ipa_compute_jump_functions,
ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
(ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
ipa_read_node_info): New static functions.
(ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
(duplicate_array): Use xmalloc.
(duplicate_ggc_array): New.
(ipa_edge_duplication_hook): Use it.
(ipa_update_after_lto_read): New function.
* ipa-prop.h (ipa_prop_write_jump_functions,
ipa_prop_read_jump_functions): Declare.
(ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
(ipa_edge_args_vector): Move into GGC.
(ipa_check_create_edge_args): Update.
(ipa_update_after_lto_read): New.
* passes.c (ipa_write_summaries_1): When in wpa, do not write summaries.
(ipa_read_summaries): When in ltrans, so not read summaries.
* lto-streamer.c (lto_get_section_name): Add LTO_section_jump_functions.
* lto-streamer.h (LTO_section_jump_functions): New section.
(produce_asm): Declare.
* lto-cgraph.c (output_cgraph): Output edges in reverse order.
* lto-streamer-out.c (produce_asm): Export.
* lto-streamer-in.c: Include tree-pass.h
(input_function): Free dominance info when done.
(lto_read_body): Push ipa_inline in ltrans stage.
* gengtype.c (open_base_files): Add ipa-prop.h into includes.
* Makefile.in (GTFILES): Add ipa-prop.h
* lto.c (lto_fixup_jump_functions): New function.
(lto_fixup_decls): Use it.
From-SVN: r153449
* lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones has
no address taken.
* cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
never needed.
(cgraph_clone_node): Clear externally_visible flag for clones.
* cgraph.h (cgraph_only_called_directly_p,
cgraph_can_remove_if_no_direct_calls_p): New predicates.
* tree-pass.h (pass_ipa_whole_program_visibility): Declare.
* ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
(ipcp_initialize_node_lattices, ipcp_estimate_growth,
ipcp_insert_stage): Likwise.
* cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
externally_visible flag.
(verify_cgraph_node): Verify that inline clones look right.
(process_function_and_variable_attributes): Do not set
externally_visible flags.
(ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
been already run.
* lto-cgraph.c (lto_output_node): Assert that inline clones are not
boundaries.
* ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
clear externally_visible when turning into inline clones
(cgraph_mark_inline_edge): Use new predicates.
(cgraph_estimate_growth): Likewise.
(cgraph_decide_inlining): Likewise.
* ipa.c (cgraph_postorder): Likewise.
(cgraph_remove_unreachable_nodes): Likewise; sanity check
that inline clones are not needed.
(cgraph_externally_visible_p): New predicate.
(function_and_variable_visibility): Add whole_program parameter;
always set externally_visible flag; handle COMDAT function
privatization.
(local_function_and_variable_visibility): New function.
(gate_whole_program_function_and_variable_visibility): New function.
(whole_program_function_and_variable_visibility): New function.
(pass_ipa_whole_program_visibility): New function.
* passes.c (init_optimization_passes): Add whole program visibility
pass.
(do_per_function_toporder, function_called_by_processed_nodes_p): Do
not care about needed/reachable flags.
* varpool.c: Include flags.h
(decide_is_variable_needed): When doing LTO assume whole-program mode.
(varpool_finalize_decl): When we are in LTO read-back, all variables
are analyzed.
(varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
* lto/lto.c (read_cgraph_and_symbols): Mark functions neccesary only at
ltrans stage; explain why this is needed and should not.
From-SVN: r152520
2009-09-10 Richard Guenther <rguenther@suse.de>
PR middle-end/41257
* cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
reachable nodes.
(cgraph_finalize_compilation_unit): Compute reachability
before emitting thunks. Properly process aliases before
possibly removing unreachable nodes.
* g++.dg/torture/pr41257-2.C: New testcase.
From-SVN: r151592
2009-07-20 Jan Hubicka <jh@suse.cz>
Martin Jambor <mjambor@suse.cz>
* cgraph.h (combined_args_to_skip): New field.
* cgraph.c (cgraph_create_virtual_clone): Properly handle
combined_args_to_skip and args_to_skip.
* tree-inline.c (update_clone_info): New function.
(tree_function_versioning): Call update_clone_info.
* cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
(cgraph_materialize_all_clones): More extensive dumping, working
with combined_args_to_skip rather than args_to_skip.
Co-Authored-By: Martin Jambor <mjambor@suse.cz>
From-SVN: r149808
2009-07-17 Richard Guenther <rguenther@suse.de>
PR c/40401
* tree-pass.h (pass_diagnose_omp_blocks): Declare.
(pass_warn_unused_result): Likewise.
(TODO_set_props): Remove.
* omp-low.c (diagnose_omp_structured_block_errors): Change to
run as a pass.
(pass_diagnose_omp_blocks): Define.
* c-decl.c (pop_file_scope): Do not finalize the CU here.
(c_gimple_diagnostics_recursively): Remove.
(finish_function): Do not call it.
(c_write_global_declarations): Continue after errors.
Finalize the CU here.
* c-gimplify.c (c_genericize): Do not gimplify here.
* c-common.c (c_warn_unused_result): Move ...
* tree-cfg.c (do_warn_unused_result): ... here.
(run_warn_unused_result): New function.
(gate_warn_unused_result): New function.
(pass_warn_unused_result): New pass.
* c-common.h (c_warn_unused_result): Remove.
* flags.h (flag_warn_unused_result): Declare.
* c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
* opts.c (flag_warn_unused_result): Initialize to false.
* toplev.c (compile_file): Add comment.
* omp-low.c (create_omp_child_function): Do not register
the function with the frontend.
(diagnose_omp_structured_block_errors): Prepare to be
called as optimization pass.
(gate_diagnose_omp_blocks): New function.
(pass_diagnose_omp_blocks): New pass.
* cgraph.h (cgraph_optimize): Remove.
(cgraph_analyze_function): Likewise.
* cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
* cgraphunit.c (cgraph_lower_function): Lower nested functions
before their parents here.
(cgraph_finalize_function): Not here.
(cgraph_analyze_function): Gimplify functions here.
(cgraph_finalize_compilation_unit): Continue after errors.
Optimize the callgraph from here.
(cgraph_optimize): Make static.
* langhooks.c (write_global_declarations): Finalize the CU.
* gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
(gimplify_function_tree): Assert we gimplify only once.
Set PROP_gimple_any property.
* tree-nested.c (gimplify_all_functions): New function.
(lower_nested_functions): Gimplify all nested functions.
* gimple.h (diagnose_omp_structured_block_errors): Remove.
* passes.c (init_optimization_passes): Add pass_warn_unused_result
and pass_diagnose_omp_blocks after gimplification. Do not
set TODO_set_props on all_lowering_passes.
(execute_one_pass): Do not handle TODO_set_props.
* Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
(gimplify.o): Add tree-pass.h dependency.
* tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
(copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
(unsave_r): Likewise.
* c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
temporary variable.
cp/
* decl.c (finish_function): Do not emit unused result warnings
from here.
* cp-objcp-common.h (LANG_HOOKS_POST_GIMPLIFY_PASS): Use
c_warn_unused_result_pass.
* semantics.c (expand_or_defer_fn): Adjust assertion about IL status.
* optimize.c (clone_body): Clone in GENERIC.
(maybe_clone_body): Do not clear DECL_SAVED_TREE.
* decl2.c (cp_write_global_declarations): Fix body test.
Do not call cgraph_optimize.
* Make-lang.in (optimize.o): Add tree-iterator.h dependency.
* method.c (use_thunk): Register thunk with
cgraph_finalize_function.
* error.c (function_category): Guard access of DECL_LANG_SPECIFIC.
java/
* java-gimplify.c (java_genericize): Do not gimplify here.
But replace all local references.
(java_gimplify_expr): Do not replace local references here.
(java_gimplify_modify_expr): Likewise.
* jcf-parse.c (java_parse_file): Do not finalize the CU or
optimize the cgraph here.
* decl.c (java_replace_reference): Make static.
(java_replace_references): New function.
(end_java_method): Clear base_decl_map.
* java-tree.h (java_replace_references): Declare.
(java_replace_reference): Remove.
ada/
* utils.c (end_subprog_body): Revert to pre-tuples state. Remove
unused parameter.
(gnat_gimplify_function): Do not gimplify here.
Fold into its only caller and remove.
(gnat_builtin_function): Adjust for end_subprog_body signature change.
(gnat_write_global_declarations): Also finalize the CU.
* misc.c (gnat_parse_file): Do not finalize the CU here.
* trans.c (gigi): Revert to pre-tuples state.
(Subprogram_Body_to_gnu): Adjust for end_subprog_body signature
change.
* gigi.h (end_subprog_body): Remove unused parameter.
fortran/
* f95-lang.c (gfc_be_parse_file): Do not finalize the CU here.
* trans-decl.c (gfc_gimplify_function): Remove.
(build_entry_thunks): Do not gimplify here.
(create_main_function): Likewise.
(gfc_generate_function_code): Likewise.
* g++.dg/rtti/crash4.C: New testcase.
* g++.dg/torture/20090706-1.C: Likewise.
* gcc.dg/redecl-17.c: Likewise.
* gfortran.dg/missing_optional_dummy_5.f90: Adjust pattern.
* gcc.dg/declspec-9.c: Expect extra error.
* gcc.dg/declspec-10.c: Likewise.
* gcc.dg/declspec-11.c: Likewise.
* gcc.dg/redecl-10.c: Expect extra warnings.
* gcc.target/i386/pr39082-1.c: Adjust diagnostic location.
* gcc.target/i386/pr39545-1.c: Likewise.
* g++.dg/ext/asm3.C: Expect more errors.
* g++.dg/gomp/block-1.C: Likewise.
* g++.dg/gomp/block-2.C: Likewise.
* g++.dg/gomp/block-3.C: Likewise.
* g++.dg/gomp/block-5.C: Likewise.
* g++.old-deja/g++.jason/report.C: Expect extra warnings.
* g++.dg/warn/unused-result1.C: XFAIL.
From-SVN: r149750
* cgraphunit.c (cgraph_finalize_compilation_unit): Call
finalize_size_functions before further processing.
* stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
(variable_size): Call self_referential_size on size expressions
that contain a PLACEHOLDER_EXPR.
(size_functions): New static variable.
(copy_self_referential_tree_r): New static function.
(self_referential_size): Likewise.
(finalize_size_functions): New global function.
* tree.c: Include tree-inline.h.
(push_without_duplicates): New static function.
(find_placeholder_in_expr): New global function.
(substitute_in_expr) <tcc_declaration>: Return the replacement object
on equality.
<tcc_expression>: Likewise.
<tcc_vl_exp>: If the replacement object is a constant, try to inline
the call in the expression.
* tree.h (finalize_size_functions): Declare.
(find_placeholder_in_expr): Likewise.
(FIND_PLACEHOLDER_IN_EXPR): New macro.
(substitute_placeholder_in_expr): Update comment.
* tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
is true.
(copy_tree_body_r): Likewise.
(copy_tree_body): New static function.
(maybe_inline_call_in_expr): New global function.
* tree-inline.h (struct copy_body_data): Add do_not_unshare field.
(maybe_inline_call_in_expr): Declare.
* Makefile.in (tree.o): Depend on TREE_INLINE_H.
(stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
GIMPLE_H.
ada/
* gcc-interface/decl.c: Include tree-inline.h.
(annotate_value) <CALL_EXPR>: Try to inline the call in the expression.
* gcc-interface/utils.c (max_size) <CALL_EXPR>: Likewise.
* gcc-interface/utils2.c: Include tree-inline.
(known_alignment) <CALL_EXPR>: Likewise.
From-SVN: r149112
PR debug/39834
* gcc.dg/torture/pr39834.c
PR middle-end/39834
* cgraphunit.c (save_inline_function_body): Do not copy transform hooks
for saved inline bodies.
* ipa-passes.c (do_per_function): Do not add the hoks multiple times
for given function.
From-SVN: r148292
2009-05-15 Jan Hubicka <jh@suse.cz>
* cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
* cgraphunit.c (cgraph_finalize_function): Set it.
(cgraph_expand_function): Use it.
From-SVN: r147586
./: * basic-block.h (enum profile_status): Break out of struct
control_flow_graph.
* cgraph.h (struct inline_summary): Break out of struct
cgraph_local_info.
* cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
of struct cgraph_order_sort.
* combine.c (enum undo_kind): New enum, broken out of struct
undo.
* cse.c (struct branch_path): Break out of struct
cse_basic_block_data.
* except.h (enum eh_region_type): Break out of struct eh_region.
* gcc.c (enum add_del): Break out of struct modify_target.
* genrecog.c (enum decision_type): Break out of struct
decision_test.
* ggc-page.c (struct ggc_pch_ondisk): Break out of struct
ggc_pch_data.
* matrix-reorg.c (struct free_info): Break out of struct
matrix_info.
* regmove.c (enum match_use): New enum, broken out of struct
match.
* sched-int.h (enum post_call_group): New enum, broken out of
struct deps.
(struct deps_reg): Break out of struct deps.
* target.h (struct asm_int_op): Break out of struct gcc_target.
* tree-eh.c (struct goto_queue_node): Break out of struct
leh_tf_state.
* tree-inline.h (enum copy_body_cge_which): Break out of
copy_body_data.
* tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
* c-decl.c (in_struct, struct_types): New static variables.
(pushtag): Add loc parameter. Change all callers.
(lookup_tag): Add ploc parameter. Change all callers.
(check_compound_literal_type): New function.
(parser_xref_tag): Add loc parameter. Change all callers. If
-Wc++-compat, warn about struct/union/enum types defined within a
struct or union.
(start_struct): Add enclosing_in_struct, enclosing_struct_types,
and loc parameters. Change all callers. Change error calls to
error_at, using loc. For a redefinition, if the location of the
original definition is known, report it. Set in_struct and
struct_types. If -Wc++-compat warn if in sizeof, typeof, or
alignof.
(finish_struct): Add new parameters enclosing_in_struct and
enclosing_struct_types. Change all callers. Set
C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
in the struct. If in a struct, add this struct to struct_types.
(start_enum): Add loc parameter. Change all callers. Use
error_at for errors, using loc. For a redefinition, if the
location of the original definition is known, report it. If in a
struct, add this enum type to struct_types. If -Wc++-compat warn
if in sizeof, typeof, or alignof.
* c-parser.c (disable_extension_diagnostics): Disable
-Wc++-compat.
(enable_extension_diagnostics): Reenable -Wc++-compat if
appropriate.
(c_parser_enum_specifier): Get enum location for start_enum.
(c_parser_struct_or_union_specifier): Get struct location for
start_struct. Save in_struct and struct_types status between
start_struct and finish_struct.
(c_parser_cast_expression): Get location of cast.
(c_parser_alignof_expression): Get location of type.
(c_parser_postfix_expression): Likewise.
(c_parser_postfix_expression_after_paren_type): Add type_loc
parameter. Change all callers. Call
check_compound_literal_type. Use type_loc for error about
variable size type.
* c-typeck.c (build_external_ref): If -Wc++-compat, warn about a
use of an enum constant from an enum type defined in a struct or
union.
(c_cast_expr): Add loc parameter. Change all callers. If
-Wc++-compat, warn about defining a type in a cast.
* c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
(start_enum, start_struct, finish_struct): Update declarations.
(parser_xref_tag, c_cast_expr): Update declarations.
(check_compound_literal_type): Declare.
fortran/:
* gfortran.h (enum gfc_omp_sched_kind): New enum, broken out of
gfc_omp_clauses.
(enum gfc_omp_default_sharing): Likewise.
* module.c (enum gfc_rsym_state): New enum, broken out of
pointer_info.
(enum gfc_wsym_state): Likewise.
* parse.c (enum state_order): New enum, broken out of st_state.
objc/:
* objc-act.c (objc_building_struct): New static variable.
(objc_in_struct, objc_struct_types): New static variables.
(objc_start_struct, objc_finish_struct): New static functions.
(generate_struct_by_value_array): Call objc_start_struct instead
of start_struct, and call objc_finish_struct instead of
finish_struct.
(objc_build_struct, build_objc_symtab_template): Likewise.
(build_module_descriptor): Likewise.
(build_next_objc_exception_stuff): Likewise.
(build_protocol_template): Likewise.
(build_method_prototype_list_template): Likewise.
(build_method_prototype_template): Likewise.
(build_category_template, build_selector_template): Likewise.
(build_class_template, build_super_template): Likewise.
(build_ivar_template, build_ivar_list_template): Likewise.
(build_method_list_template): Likewise.
(build_method_template): Likewise.
objcp/:
* objcp-decl.h (start_struct): Add three new, ignored, macro
parameters.
(finish_struct): Add two new, ignored, macro parameters.
testsuite/:
* gcc.dg/Wcxx-compat-7.c: New testcase.
* gcc.dg/Wcxx-compat-8.c: New testcase.
* gcc.dg/c99-tag-1.c: Recognize new "originally defined here"
notes
* gcc.dg/pr17188-1.c: Likewise.
* gcc.dg/pr39084.c: Likewise.
From-SVN: r147358
* cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function argument;
handle correctly when profile is absent.
(build_cgraph_edges): Update.
(rebuild_cgraph_edges): Update.
* cgraph.c: Do not include varrau.h
(cgraph_set_call_stmt_including_clones, cgraph_create_edge_including_clones):
New function
(cgraph_update_edges_for_call_stmt_node): New stati cfunction.
(cgraph_update_edges_for_call_stmt): Handle clones.
(cgraph_remove_node): Handle clone tree.
(cgraph_remove_node_and_inline_clones): New function.
(dump_cgraph_node): Dump clone tree.
(cgraph_clone_node): Handle clone tree.
(clone_function_name): Bring here from tree-inline.c
(cgraph_create_virtual_clone): New function.
* cgraph.h (ipa_replace_map): Move ehre from ipa.h
(cgraph_clone_info): New function
(strut cgraph_node): Add clone_info and new clone tree pointers.
(cgraph_remove_node_and_inline_clones, cgraph_set_call_stmt_including_clones,
cgraph_create_edge_including_clones, cgraph_create_virtual_clone): Declare.
(cgraph_function_versioning): Use VEC argument.
(compute_call_stmt_bb_frequency): Update prototype.
(cgraph_materialize_all_clones): New function.
* ipa-cp.c (ipcp_update_cloned_node): Remove.
(ipcp_create_replace_map): Update to VECtors.
(ipcp_update_callgraph): Use virtual clones.
(ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
(ipcp_update_profiling): Do not update local profiling.
(ipcp_insert_stage): Use VECtors and virtual clones.
* cgraphunit.c (verify_cgraph_node): Verify clone tree.
(clone_of_p): New function.
(cgraph_preserve_function_body_p): Use clone tree.
(cgraph_optimize): Materialize clones.
(cgraph_function_versioning): Update for VECtors.
(save_inline_function_body): Use clone tree.
(cgraph_materialize_clone, cgraph_materialize_all_clones): New functions.
* ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
* ipa.c: Include gimple.h.
(cgraph_remove_unreachable_nodes): Use clone tree.
* ipa-prop.c (ipa_note_param_call): Update call of compute_call_stmt_bb_frequency.
* ipa-prop.h (ipa_replace_map): Move to cgraph.h.
* tree-inline.c: Do not include varray.h; do not include gt-tree-inline.h
(copy_bb): Handle updating of clone tree; add new edge when new call
appears.
(expand_call_inline): Be strict about every call having edge.
(clone_fn_id_num, clone_function_name): Move to cgraph.c.
(delete_unreachable_blocks_update_callgraph): New function.
(tree_function_versioning): Use VECtors; always remove unreachable blocks
and fold conditionals.
* tree-inline.h: Do not include varray.h
(tree_function_versioning): Remove.
* Makefile.in (GTFILES): Remove tree-inline.c
* passes.c (do_per_function): Do only functions having body.
* ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle cone tree.
From-SVN: r147294
* attribs.c (decl_attributes): Use %qE for identifiers in
diagnostics.
* cgraphunit.c (verify_cgraph_node): Translate function names to
locale character set in diagnostics.
* coverage.c (get_coverage_counts): Use %qE for identifiers in
diagnostics.
* doc/invoke.texi (-finstrument-functions-exclude-function-list):
Document that functions are named in UTF-8.
* expr.c (expand_expr_real_1): Translate function names to locale
character set in diagnostics.
* gimplify.c (omp_notice_variable, omp_is_private,
gimplify_scan_omp_clauses): Use %qE for identifiers in
diagnostics.
* langhooks.c (lhd_print_error_function): Translate function names
to locale character set.
* langhooks.h (decl_printable_name): Document that return value is
in internal character set.
* stmt.c: Include pretty-print.h
(tree_conflicts_with_clobbers_p): Use %qE for identifiers in
diagnostics.
(resolve_operand_name_1): Translate named operand name to locale
character set.
* stor-layout.c (finalize_record_size): Use %qE for identifiers in
diagnostics.
* toplev.c (announce_function): Translate function names to locale
character set.
(warn_deprecated_use): Use %qE for identifiers in diagnostics.
(default_tree_printer): Use pp_identifier or translate identifiers
to locale character set. Mark "<anonymous>" for translation.
* tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
for identifiers in diagnostics.
* tree.c (handle_dll_attribute): Use %qE for identifiers in
diagnostics.
* varasm.c (output_constructor): Use %qE for identifiers in
diagnostics.
testsuite:
* gcc.dg/ucnid-11.c, gcc.dg/ucnid-12.c, gcc.dg/ucnid-13.c: New
tests.
From-SVN: r147111
Steven Bosscher
Jan Hubicka
Martin Jambor
Richard Guenther
John David Anglin
Alan Modra
Mike Stump
Jakub Jelinek
Grigori Fursin
H.J. Lu
Richard Henderson
Diego Novillo
Aldy Hernandez
Manuel López-Ibáñez
Eric Botcazou
Rafael Avila de Espindola
Ian Lance Taylor
Joseph Myers