1 /* Default macros to initialize the lang_hooks data structure.
2 Copyright 2001 Free Software Foundation, Inc.
3 Contributed by Alexandre Oliva <aoliva@redhat.com>
5 This file is part of GNU CC.
7 GNU CC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU CC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU CC; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
22 #ifndef GCC_LANG_HOOKS_H
23 #define GCC_LANG_HOOKS_H
25 /* Provide a hook routine for alias sets that always returns 1. This is
26 used by languages that haven't deal with alias sets yet. */
27 extern HOST_WIDE_INT hook_get_alias_set_0 PARAMS ((tree));
29 /* Note to creators of new hooks:
31 The macros in this file should NOT be surrounded by a
32 #ifdef...#endif pair, since this file declares the defaults. Each
33 front end overrides any hooks it wishes to, in the file containing
34 its struct lang_hooks, AFTER including this file. */
36 /* See toplev.h for the definition and documentation of each hook. */
38 extern void lang_hook_default_do_nothing PARAMS ((void));
39 extern int lang_hook_default_decode_option PARAMS ((int, char **));
40 extern HOST_WIDE_INT lang_hook_default_get_alias_set PARAMS ((tree));
42 #define LANG_HOOKS_INIT lang_hook_default_do_nothing
43 #define LANG_HOOKS_FINISH lang_hook_default_do_nothing
44 #define LANG_HOOKS_INIT_OPTIONS lang_hook_default_do_nothing
45 #define LANG_HOOKS_DECODE_OPTION lang_hook_default_decode_option
46 #define LANG_HOOKS_POST_OPTIONS lang_hook_default_do_nothing
47 #define LANG_HOOKS_GET_ALIAS_SET lang_hook_default_get_alias_set
49 #define LANG_HOOKS_HONOR_READONLY false
51 /* Declarations of default tree inlining hooks. */
52 tree tree_inlining_default_hook_walk_subtrees PARAMS ((tree *, int *,
56 int tree_inlining_default_hook_cannot_inline_tree_fn PARAMS ((tree *));
57 int tree_inlining_default_hook_disregard_inline_limits PARAMS ((tree));
58 tree tree_inlining_default_hook_add_pending_fn_decls PARAMS ((void *,
60 int tree_inlining_default_hook_tree_chain_matters_p PARAMS ((tree));
61 int tree_inlining_default_hook_auto_var_in_fn_p PARAMS ((tree, tree));
62 tree tree_inlining_default_hook_copy_res_decl_for_inlining PARAMS ((tree, tree,
67 int tree_inlining_default_hook_anon_aggr_type_p PARAMS ((tree));
69 /* Tree inlining hooks. */
70 #define LANG_HOOKS_TREE_INLINING_WALK_SUBTREES \
71 tree_inlining_default_hook_walk_subtrees
72 #define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \
73 tree_inlining_default_hook_cannot_inline_tree_fn
74 #define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \
75 tree_inlining_default_hook_disregard_inline_limits
76 #define LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS \
77 tree_inlining_default_hook_add_pending_fn_decls
78 #define LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P \
79 tree_inlining_default_hook_tree_chain_matters_p
80 #define LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P \
81 tree_inlining_default_hook_auto_var_in_fn_p
82 #define LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING \
83 tree_inlining_default_hook_copy_res_decl_for_inlining
84 #define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \
85 tree_inlining_default_hook_anon_aggr_type_p
87 #define LANG_HOOKS_TREE_INLINING_INITIALIZER { \
88 LANG_HOOKS_TREE_INLINING_WALK_SUBTREES, \
89 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN, \
90 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS, \
91 LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS, \
92 LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P, \
93 LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P, \
94 LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING, \
95 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \
98 /* The whole thing. The structure is defined in toplev.h. */
99 #define LANG_HOOKS_INITIALIZER { \
102 LANG_HOOKS_INIT_OPTIONS, \
103 LANG_HOOKS_DECODE_OPTION, \
104 LANG_HOOKS_POST_OPTIONS, \
105 LANG_HOOKS_GET_ALIAS_SET, \
106 LANG_HOOKS_HONOR_READONLY, \
107 LANG_HOOKS_TREE_INLINING_INITIALIZER \
110 #endif /* GCC_LANG_HOOKS_H */