2001-10-05 04:49:16 +02:00
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/* Tree inlining hooks and declarations.
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2003-07-06 14:35:56 +02:00
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Copyright 2001, 2003 Free Software Foundation, Inc.
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2001-10-05 04:49:16 +02:00
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Contributed by Alexandre Oliva <aoliva@redhat.com>
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2003-03-13 04:51:01 +01:00
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This file is part of GCC.
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2001-10-05 04:49:16 +02:00
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2003-03-13 04:51:01 +01:00
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GCC is free software; you can redistribute it and/or modify
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2001-10-05 04:49:16 +02:00
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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2003-03-13 04:51:01 +01:00
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GCC is distributed in the hope that it will be useful,
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2001-10-05 04:49:16 +02:00
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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2003-03-13 04:51:01 +01:00
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along with GCC; see the file COPYING. If not, write to
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2001-10-05 04:49:16 +02:00
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef GCC_TREE_INLINE_H
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#define GCC_TREE_INLINE_H
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/* Function prototypes. */
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2003-07-06 14:35:56 +02:00
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void optimize_inline_calls (tree);
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2003-08-05 16:11:53 +02:00
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bool tree_inlinable_function_p (tree);
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2003-07-06 14:35:56 +02:00
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tree copy_tree_r (tree*, int*, void*);
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void clone_body (tree, tree, void*);
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cgraph.c: Add overall comment.
* cgraph.c: Add overall comment.
(cgraph_inline_hash): New global variable.
(cgraph_create_node): Break out from ...
(cgraph_node): ... here.
(cgraph_edge): New function.
(cgraph_create_edge): New CALL_EXPR argument; some sanity checking.
(cgraph_remove_edge): Accept edge, intead of source and destination.
(cgraph_redirect_edge_callee): New.
(cgraph_remove_node): Update all new datastructures.
(cgraph_record_call, cgraph_remove_call): Kill.
(dump_cgraph_node): Break out from ... ; dump new datastructures.
(dump_cgraph): ... here.
(cgraph_function_possibly_inlined_p): Use new hashtable.
(cgraph_clone_edge, cgraph_clone_node): New.
* cgraph.h: Include hashtab.h
(struct cgraph_global_info): Kill cloned_times, inline_once, will_be_output
fields, add inlined_to pointer.
(cgraph_node): Add pointer to next_clone.
(cgraph_remove_edge, cgraph_create_edge): Update prototype.
(cgraph_remove_call, cgraph_record_call): Kill.
(cgraph_inline_hash): Declare.
(dump_cgraph_node, cgraph_edge, cg4raph_clone_edge, cgraph_clone_node,
cgraph_redirect_edge_callee): Declare.
(cgraph_create_edges, cgraph_inline_p): Update prorotype.
(cgraph_preserve_function_body_p, verify_cgraph, verify_cgraph_node,
cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Declare.
* cgraphunit.c: Add overall comment.
(cgraph_optimize_function): Kill.
(cgraph_assemble_pending_functions): Do not assemble inline clones.
(cgraph_finalize_function): Update call of cgraph_remove_node
(record_call_1): Record call sites.
(cgraph_create_edges): Accept node instead of decl argument.
(error_found): New static variable.
(verify_cgraph_node_1, verify_cgraph_node, verify_cgraph): New functions.
(cgraph_analyze_function): Update for new datastructures.
(cgraph_finalize_compilation_unit): Plug memory leak.
(cgraph_optimize_function): Kill.
(cgraph_expand_function): Do not use cgraph_optimize_function.
(INLINED_TIMES, SET_INLINED_TIMES, cgraph_inlined_into,
cgraph_inlined_callees): Kill.
(cgraph_remove_unreachable_nodes): Verify cgraph; update handling of
clones.
(estimate_growth): Simplify.
(cgraph_clone_inlined_nodes): New function.
(cgraph_mark_inline_edge): Re-implement.
(cgraph_mark_inline): Likewise.
(cgraph_check_inline_limits): Simplify.
(cgraph_recursive_inlining_p): New.
(update_callee_keys): Break out from ...
(cgraph_decide_inlining_of_small_functions): ... here; simplify.
(cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
Likewise.
(cgraph_expand_all_functions): Remove inline clones from the ordered
list.
(cgraph_preserve_function_body_p): New predicate.
(cgraph_optimize): Verify cgraph.
* function.h (struct function): Add fields saved_tree/saved_args.
* timevar.def (TV_CGRAPH_VERIFY): Use verifier.
* toplev.c (rest_of_compilation): Do not free cfun.
* tree-inline.c: Include function.h
(struct inline_data): Add saving_p field; replace decl/current_decl by
node/current_node.
(insert_decl_map): New function.
(copy_body_r): Handle saving; update cgraph datastructure.
(copy_body): Handle recursive inlining.
(initialize_inlined_parameters): Likewise.
(expand_call_inline): Propagate node attributes; update cgraph.
(optimize_inline_calls): Verify that datastructure still match.
(save_body): New function.
* tree-inline.h (save_body): New.
* tree-optimize.c (tree_rest_of_compilation): preserve function body; do inlining.
* langhooks-def.c (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): New.
* langhooks.c (lang_hooks): Add update_decl_after_saving.
* cp-lang. (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): Define.
* cp-tree.h (cp_update_decl_after_saving): Declare.
* tree.c (cp_update_decl_after_saving): Define.
* Make-lang.in (com.o): Add dependnecy on function.h
* com.c: Include function.h
(finish_function): Clear DECL_STRUCT_FUNCTION.
* utils.c: Include function.h
(end_subprog_body): Clear DECL_STRUCT_FUNCTION.
From-SVN: r80334
2004-04-02 01:28:15 +02:00
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tree save_body (tree, tree *);
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2004-07-03 02:15:50 +02:00
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void remap_save_expr (tree*, void*, int*);
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2004-05-13 08:41:07 +02:00
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int estimate_num_insns (tree expr);
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2001-10-05 04:49:16 +02:00
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/* 0 if we should not perform inlining.
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2002-06-01 00:15:42 +02:00
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1 if we should expand functions calls inline at the tree level.
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2 if we should consider *all* functions to be inline
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2001-10-05 04:49:16 +02:00
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candidates. */
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extern int flag_inline_trees;
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#endif /* GCC_TREE_INLINE_H */
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