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
