1 /* Default macros to initialize the lang_hooks data structure.
2 Copyright 2001, 2002 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_DEF_H
23 #define GCC_LANG_HOOKS_DEF_H
27 struct diagnostic_context;
29 /* Provide a hook routine for alias sets that always returns 1. This is
30 used by languages that haven't deal with alias sets yet. */
31 extern HOST_WIDE_INT hook_get_alias_set_0 PARAMS ((tree));
33 /* Note to creators of new hooks:
35 The macros in this file should NOT be surrounded by a
36 #ifdef...#endif pair, since this file declares the defaults. Each
37 front end overrides any hooks it wishes to, in the file containing
38 its struct lang_hooks, AFTER including this file.
40 Prefix all default hooks with "lhd_". */
42 /* See langhooks.h for the definition and documentation of each hook. */
44 extern void lhd_do_nothing PARAMS ((void));
45 extern void lhd_do_nothing_t PARAMS ((tree));
46 extern void lhd_do_nothing_i PARAMS ((int));
47 extern void lhd_do_nothing_f PARAMS ((struct function *));
48 extern int lhd_decode_option PARAMS ((int, char **));
49 extern HOST_WIDE_INT lhd_get_alias_set PARAMS ((tree));
50 extern tree lhd_return_tree PARAMS ((tree));
51 extern tree lhd_return_null_tree PARAMS ((tree));
52 extern int lhd_safe_from_p PARAMS ((rtx, tree));
53 extern int lhd_staticp PARAMS ((tree));
54 extern int lhd_unsafe_for_reeval PARAMS ((tree));
55 extern void lhd_clear_binding_stack PARAMS ((void));
56 extern void lhd_print_tree_nothing PARAMS ((FILE *, tree, int));
57 extern const char *lhd_decl_printable_name PARAMS ((tree, int));
58 extern rtx lhd_expand_expr PARAMS ((tree, rtx, enum machine_mode, int));
59 extern void lhd_print_error_function PARAMS ((struct diagnostic_context *,
61 extern void lhd_set_decl_assembler_name PARAMS ((tree));
62 extern bool lhd_warn_unused_global_decl PARAMS ((tree));
63 extern void lhd_incomplete_type_error PARAMS ((tree, tree));
64 extern tree lhd_type_promotes_to PARAMS ((tree));
65 extern tree lhd_expr_size PARAMS ((tree));
67 /* Declarations of default tree inlining hooks. */
68 tree lhd_tree_inlining_walk_subtrees PARAMS ((tree *, int *,
71 int lhd_tree_inlining_cannot_inline_tree_fn PARAMS ((tree *));
72 int lhd_tree_inlining_disregard_inline_limits PARAMS ((tree));
73 tree lhd_tree_inlining_add_pending_fn_decls PARAMS ((void *, tree));
74 int lhd_tree_inlining_tree_chain_matters_p PARAMS ((tree));
75 int lhd_tree_inlining_auto_var_in_fn_p PARAMS ((tree, tree));
76 tree lhd_tree_inlining_copy_res_decl_for_inlining PARAMS ((tree, tree,
79 int lhd_tree_inlining_anon_aggr_type_p PARAMS ((tree));
80 int lhd_tree_inlining_start_inlining PARAMS ((tree));
81 void lhd_tree_inlining_end_inlining PARAMS ((tree));
82 tree lhd_tree_inlining_convert_parm_for_inlining PARAMS ((tree, tree, tree));
84 #define LANG_HOOKS_NAME "GNU unknown"
85 #define LANG_HOOKS_IDENTIFIER_SIZE sizeof (struct lang_identifier)
86 #define LANG_HOOKS_INIT lhd_do_nothing
87 #define LANG_HOOKS_FINISH lhd_do_nothing
88 #define LANG_HOOKS_PARSE_FILE lhd_do_nothing_i
89 #define LANG_HOOKS_CLEAR_BINDING_STACK lhd_clear_binding_stack
90 #define LANG_HOOKS_INIT_OPTIONS lhd_do_nothing
91 #define LANG_HOOKS_DECODE_OPTION lhd_decode_option
92 #define LANG_HOOKS_POST_OPTIONS hook_void_bool_false
93 #define LANG_HOOKS_GET_ALIAS_SET lhd_get_alias_set
94 #define LANG_HOOKS_EXPAND_CONSTANT lhd_return_tree
95 #define LANG_HOOKS_EXPAND_EXPR lhd_expand_expr
96 #define LANG_HOOKS_SAFE_FROM_P lhd_safe_from_p
97 #define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t
98 #define LANG_HOOKS_UNSAFE_FOR_REEVAL lhd_unsafe_for_reeval
99 #define LANG_HOOKS_STATICP lhd_staticp
100 #define LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES lhd_do_nothing_t
101 #define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL lhd_do_nothing_t
102 #define LANG_HOOKS_UNSAVE_EXPR_NOW lhd_unsave_expr_now
103 #define LANG_HOOKS_MAYBE_BUILD_CLEANUP lhd_return_null_tree
104 #define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lhd_set_decl_assembler_name
105 #define LANG_HOOKS_HONOR_READONLY false
106 #define LANG_HOOKS_PRINT_STATISTICS lhd_do_nothing
107 #define LANG_HOOKS_PRINT_XNODE lhd_print_tree_nothing
108 #define LANG_HOOKS_PRINT_DECL lhd_print_tree_nothing
109 #define LANG_HOOKS_PRINT_TYPE lhd_print_tree_nothing
110 #define LANG_HOOKS_PRINT_IDENTIFIER lhd_print_tree_nothing
111 #define LANG_HOOKS_PRINT_ERROR_FUNCTION lhd_print_error_function
112 #define LANG_HOOKS_DECL_PRINTABLE_NAME lhd_decl_printable_name
113 #define LANG_HOOKS_EXPR_SIZE lhd_expr_size
115 #define LANG_HOOKS_FUNCTION_INIT lhd_do_nothing_f
116 #define LANG_HOOKS_FUNCTION_FINAL lhd_do_nothing_f
117 #define LANG_HOOKS_FUNCTION_ENTER_NESTED lhd_do_nothing_f
118 #define LANG_HOOKS_FUNCTION_LEAVE_NESTED lhd_do_nothing_f
120 /* Attribute hooks. */
121 #define LANG_HOOKS_ATTRIBUTE_TABLE NULL
122 #define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE NULL
123 #define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE NULL
125 /* Tree inlining hooks. */
126 #define LANG_HOOKS_TREE_INLINING_WALK_SUBTREES lhd_tree_inlining_walk_subtrees
127 #define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \
128 lhd_tree_inlining_cannot_inline_tree_fn
129 #define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \
130 lhd_tree_inlining_disregard_inline_limits
131 #define LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS \
132 lhd_tree_inlining_add_pending_fn_decls
133 #define LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P \
134 lhd_tree_inlining_tree_chain_matters_p
135 #define LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P \
136 lhd_tree_inlining_auto_var_in_fn_p
137 #define LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING \
138 lhd_tree_inlining_copy_res_decl_for_inlining
139 #define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \
140 lhd_tree_inlining_anon_aggr_type_p
141 #define LANG_HOOKS_TREE_INLINING_START_INLINING \
142 lhd_tree_inlining_start_inlining
143 #define LANG_HOOKS_TREE_INLINING_END_INLINING \
144 lhd_tree_inlining_end_inlining
145 #define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \
146 lhd_tree_inlining_convert_parm_for_inlining
148 #define LANG_HOOKS_TREE_INLINING_INITIALIZER { \
149 LANG_HOOKS_TREE_INLINING_WALK_SUBTREES, \
150 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN, \
151 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS, \
152 LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS, \
153 LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P, \
154 LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P, \
155 LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING, \
156 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P, \
157 LANG_HOOKS_TREE_INLINING_START_INLINING, \
158 LANG_HOOKS_TREE_INLINING_END_INLINING, \
159 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \
162 #define LANG_HOOKS_FUNCTION_INITIALIZER { \
163 LANG_HOOKS_FUNCTION_INIT, \
164 LANG_HOOKS_FUNCTION_FINAL, \
165 LANG_HOOKS_FUNCTION_ENTER_NESTED, \
166 LANG_HOOKS_FUNCTION_LEAVE_NESTED \
169 /* Tree dump hooks. */
170 int lhd_tree_dump_dump_tree PARAMS ((void *, tree));
171 int lhd_tree_dump_type_quals PARAMS ((tree));
173 #define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN lhd_tree_dump_dump_tree
174 #define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN lhd_tree_dump_type_quals
176 #define LANG_HOOKS_TREE_DUMP_INITIALIZER { \
177 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN, \
178 LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN \
181 /* Types hooks. There are no reasonable defaults for most of them,
182 so we create a compile-time error instead. */
183 #define LANG_HOOKS_MAKE_TYPE make_node
184 #define LANG_HOOKS_INCOMPLETE_TYPE_ERROR lhd_incomplete_type_error
185 #define LANG_HOOKS_TYPE_PROMOTES_TO lhd_type_promotes_to
187 #define LANG_HOOKS_FOR_TYPES_INITIALIZER { \
188 LANG_HOOKS_MAKE_TYPE, \
189 LANG_HOOKS_TYPE_FOR_MODE, \
190 LANG_HOOKS_TYPE_FOR_SIZE, \
191 LANG_HOOKS_UNSIGNED_TYPE, \
192 LANG_HOOKS_SIGNED_TYPE, \
193 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE, \
194 LANG_HOOKS_TYPE_PROMOTES_TO, \
195 LANG_HOOKS_INCOMPLETE_TYPE_ERROR \
198 /* Declaration hooks. */
199 #define LANG_HOOKS_PUSHLEVEL pushlevel
200 #define LANG_HOOKS_POPLEVEL poplevel
201 #define LANG_HOOKS_GLOBAL_BINDINGS_P global_bindings_p
202 #define LANG_HOOKS_INSERT_BLOCK insert_block
203 #define LANG_HOOKS_SET_BLOCK set_block
204 #define LANG_HOOKS_PUSHDECL pushdecl
205 #define LANG_HOOKS_GETDECLS getdecls
206 #define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL lhd_warn_unused_global_decl
208 #define LANG_HOOKS_DECLS { \
209 LANG_HOOKS_PUSHLEVEL, \
210 LANG_HOOKS_POPLEVEL, \
211 LANG_HOOKS_GLOBAL_BINDINGS_P, \
212 LANG_HOOKS_INSERT_BLOCK, \
213 LANG_HOOKS_SET_BLOCK, \
214 LANG_HOOKS_PUSHDECL, \
215 LANG_HOOKS_GETDECLS, \
216 LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL \
219 /* The whole thing. The structure is defined in langhooks.h. */
220 #define LANG_HOOKS_INITIALIZER { \
222 LANG_HOOKS_IDENTIFIER_SIZE, \
223 LANG_HOOKS_INIT_OPTIONS, \
224 LANG_HOOKS_DECODE_OPTION, \
225 LANG_HOOKS_POST_OPTIONS, \
228 LANG_HOOKS_PARSE_FILE, \
229 LANG_HOOKS_CLEAR_BINDING_STACK, \
230 LANG_HOOKS_GET_ALIAS_SET, \
231 LANG_HOOKS_EXPAND_CONSTANT, \
232 LANG_HOOKS_EXPAND_EXPR, \
233 LANG_HOOKS_TRUTHVALUE_CONVERSION, \
234 LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES, \
235 LANG_HOOKS_SAFE_FROM_P, \
236 LANG_HOOKS_FINISH_INCOMPLETE_DECL, \
237 LANG_HOOKS_UNSAFE_FOR_REEVAL, \
238 LANG_HOOKS_MARK_ADDRESSABLE, \
239 LANG_HOOKS_STATICP, \
240 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL, \
241 LANG_HOOKS_UNSAVE_EXPR_NOW, \
242 LANG_HOOKS_MAYBE_BUILD_CLEANUP, \
243 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME, \
244 LANG_HOOKS_HONOR_READONLY, \
245 LANG_HOOKS_PRINT_STATISTICS, \
246 LANG_HOOKS_PRINT_XNODE, \
247 LANG_HOOKS_PRINT_DECL, \
248 LANG_HOOKS_PRINT_TYPE, \
249 LANG_HOOKS_PRINT_IDENTIFIER, \
250 LANG_HOOKS_DECL_PRINTABLE_NAME, \
251 LANG_HOOKS_PRINT_ERROR_FUNCTION, \
252 LANG_HOOKS_EXPR_SIZE, \
253 LANG_HOOKS_ATTRIBUTE_TABLE, \
254 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, \
255 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE, \
256 LANG_HOOKS_FUNCTION_INITIALIZER, \
257 LANG_HOOKS_TREE_INLINING_INITIALIZER, \
258 LANG_HOOKS_TREE_DUMP_INITIALIZER, \
260 LANG_HOOKS_FOR_TYPES_INITIALIZER \
263 #endif /* GCC_LANG_HOOKS_DEF_H */