1 /* Default macros to initialize the lang_hooks data structure.
2 Copyright 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
3 Contributed by Alexandre Oliva <aoliva@redhat.com>
5 This file is part of GCC.
7 GCC 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 GCC 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 GCC; 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 (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 /* See langhooks.h for the definition and documentation of each hook. */
42 extern void lhd_do_nothing (void);
43 extern void lhd_do_nothing_t (tree
);
44 extern void lhd_do_nothing_i (int);
45 extern void lhd_do_nothing_f (struct function
*);
46 extern bool lhd_post_options (const char **);
47 extern HOST_WIDE_INT
lhd_get_alias_set (tree
);
48 extern tree
lhd_return_tree (tree
);
49 extern tree
lhd_return_null_tree_v (void);
50 extern tree
lhd_return_null_tree (tree
);
51 extern tree
lhd_do_nothing_iii_return_null_tree (int, int, int);
52 extern int lhd_safe_from_p (rtx
, tree
);
53 extern tree
lhd_staticp (tree
);
54 extern void lhd_print_tree_nothing (FILE *, tree
, int);
55 extern const char *lhd_decl_printable_name (tree
, int);
56 extern int lhd_types_compatible_p (tree
, tree
);
57 extern rtx
lhd_expand_expr (tree
, rtx
, enum machine_mode
, int, rtx
*);
58 extern int lhd_expand_decl (tree
);
59 extern void lhd_print_error_function (struct diagnostic_context
*,
61 extern void lhd_set_decl_assembler_name (tree
);
62 extern bool lhd_can_use_bit_fields_p (void);
63 extern bool lhd_warn_unused_global_decl (tree
);
64 extern void lhd_incomplete_type_error (tree
, tree
);
65 extern tree
lhd_type_promotes_to (tree
);
66 extern void lhd_register_builtin_type (tree
, const char *);
67 extern bool lhd_decl_ok_for_sibcall (tree
);
68 extern const char *lhd_comdat_group (tree
);
69 extern tree
lhd_expr_size (tree
);
70 extern size_t lhd_tree_size (enum tree_code
);
71 extern HOST_WIDE_INT
lhd_to_target_charset (HOST_WIDE_INT
);
73 /* Declarations of default tree inlining hooks. */
74 extern tree
lhd_tree_inlining_walk_subtrees (tree
*, int *, walk_tree_fn
,
75 void *, struct pointer_set_t
*);
76 extern int lhd_tree_inlining_cannot_inline_tree_fn (tree
*);
77 extern int lhd_tree_inlining_disregard_inline_limits (tree
);
78 extern tree
lhd_tree_inlining_add_pending_fn_decls (void *, tree
);
79 extern int lhd_tree_inlining_auto_var_in_fn_p (tree
, tree
);
80 extern int lhd_tree_inlining_anon_aggr_type_p (tree
);
81 extern int lhd_tree_inlining_start_inlining (tree
);
82 extern void lhd_tree_inlining_end_inlining (tree
);
83 extern tree
lhd_tree_inlining_convert_parm_for_inlining (tree
, tree
, tree
, int);
84 extern void lhd_initialize_diagnostics (struct diagnostic_context
*);
85 extern tree
lhd_callgraph_analyze_expr (tree
*, int *, tree
);
88 /* Declarations for tree gimplification hooks. */
89 extern int lhd_gimplify_expr (tree
*, tree
*, tree
*);
91 #define LANG_HOOKS_NAME "GNU unknown"
92 #define LANG_HOOKS_IDENTIFIER_SIZE sizeof (struct lang_identifier)
93 #define LANG_HOOKS_INIT hook_bool_void_false
94 #define LANG_HOOKS_FINISH lhd_do_nothing
95 #define LANG_HOOKS_PARSE_FILE lhd_do_nothing_i
96 #define LANG_HOOKS_CLEAR_BINDING_STACK lhd_do_nothing
97 #define LANG_HOOKS_INIT_OPTIONS hook_uint_uint_constcharptrptr_0
98 #define LANG_HOOKS_INITIALIZE_DIAGNOSTICS lhd_initialize_diagnostics
99 #define LANG_HOOKS_HANDLE_OPTION hook_int_size_t_constcharptr_int_0
100 #define LANG_HOOKS_MISSING_ARGUMENT hook_bool_constcharptr_size_t_false
101 #define LANG_HOOKS_POST_OPTIONS lhd_post_options
102 #define LANG_HOOKS_GET_ALIAS_SET lhd_get_alias_set
103 #define LANG_HOOKS_EXPAND_CONSTANT lhd_return_tree
104 #define LANG_HOOKS_EXPAND_EXPR lhd_expand_expr
105 #define LANG_HOOKS_EXPAND_DECL lhd_expand_decl
106 #define LANG_HOOKS_SAFE_FROM_P lhd_safe_from_p
107 #define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t
108 #define LANG_HOOKS_STATICP lhd_staticp
109 #define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL lhd_do_nothing_t
110 #define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lhd_set_decl_assembler_name
111 #define LANG_HOOKS_CAN_USE_BIT_FIELDS_P lhd_can_use_bit_fields_p
112 #define LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS false
113 #define LANG_HOOKS_NO_BODY_BLOCKS false
114 #define LANG_HOOKS_PRINT_STATISTICS lhd_do_nothing
115 #define LANG_HOOKS_PRINT_XNODE lhd_print_tree_nothing
116 #define LANG_HOOKS_PRINT_DECL lhd_print_tree_nothing
117 #define LANG_HOOKS_PRINT_TYPE lhd_print_tree_nothing
118 #define LANG_HOOKS_PRINT_IDENTIFIER lhd_print_tree_nothing
119 #define LANG_HOOKS_PRINT_ERROR_FUNCTION lhd_print_error_function
120 #define LANG_HOOKS_DECL_PRINTABLE_NAME lhd_decl_printable_name
121 #define LANG_HOOKS_GET_CALLEE_FNDECL lhd_return_null_tree
122 #define LANG_HOOKS_EXPR_SIZE lhd_expr_size
123 #define LANG_HOOKS_TREE_SIZE lhd_tree_size
124 #define LANG_HOOKS_TYPES_COMPATIBLE_P lhd_types_compatible_p
125 #define LANG_HOOKS_BUILTIN_FUNCTION builtin_function
126 #define LANG_HOOKS_TO_TARGET_CHARSET lhd_to_target_charset
128 #define LANG_HOOKS_FUNCTION_INIT lhd_do_nothing_f
129 #define LANG_HOOKS_FUNCTION_FINAL lhd_do_nothing_f
130 #define LANG_HOOKS_FUNCTION_ENTER_NESTED lhd_do_nothing_f
131 #define LANG_HOOKS_FUNCTION_LEAVE_NESTED lhd_do_nothing_f
132 #define LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P hook_bool_tree_true
134 /* Attribute hooks. */
135 #define LANG_HOOKS_ATTRIBUTE_TABLE NULL
136 #define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE NULL
137 #define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE NULL
139 /* Tree inlining hooks. */
140 #define LANG_HOOKS_TREE_INLINING_WALK_SUBTREES lhd_tree_inlining_walk_subtrees
141 #define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \
142 lhd_tree_inlining_cannot_inline_tree_fn
143 #define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \
144 lhd_tree_inlining_disregard_inline_limits
145 #define LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS \
146 lhd_tree_inlining_add_pending_fn_decls
147 #define LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P \
148 lhd_tree_inlining_auto_var_in_fn_p
149 #define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \
150 lhd_tree_inlining_anon_aggr_type_p
151 #define LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P \
152 hook_bool_tree_tree_false
153 #define LANG_HOOKS_TREE_INLINING_START_INLINING \
154 lhd_tree_inlining_start_inlining
155 #define LANG_HOOKS_TREE_INLINING_END_INLINING \
156 lhd_tree_inlining_end_inlining
157 #define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \
158 lhd_tree_inlining_convert_parm_for_inlining
160 #define LANG_HOOKS_TREE_INLINING_INITIALIZER { \
161 LANG_HOOKS_TREE_INLINING_WALK_SUBTREES, \
162 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN, \
163 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS, \
164 LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS, \
165 LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P, \
166 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P, \
167 LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P, \
168 LANG_HOOKS_TREE_INLINING_START_INLINING, \
169 LANG_HOOKS_TREE_INLINING_END_INLINING, \
170 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \
173 #define LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR lhd_callgraph_analyze_expr
174 #define LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION NULL
176 #define LANG_HOOKS_CALLGRAPH_INITIALIZER { \
177 LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR, \
178 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, \
181 #define LANG_HOOKS_FUNCTION_INITIALIZER { \
182 LANG_HOOKS_FUNCTION_INIT, \
183 LANG_HOOKS_FUNCTION_FINAL, \
184 LANG_HOOKS_FUNCTION_ENTER_NESTED, \
185 LANG_HOOKS_FUNCTION_LEAVE_NESTED, \
186 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P \
189 /* Hooks for tree gimplification. */
190 #define LANG_HOOKS_GIMPLIFY_EXPR lhd_gimplify_expr
191 #define LANG_HOOKS_FOLD_OBJ_TYPE_REF NULL
193 /* Tree dump hooks. */
194 extern bool lhd_tree_dump_dump_tree (void *, tree
);
195 extern int lhd_tree_dump_type_quals (tree
);
196 extern tree
lhd_make_node (enum tree_code
);
198 #define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN lhd_tree_dump_dump_tree
199 #define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN lhd_tree_dump_type_quals
201 #define LANG_HOOKS_TREE_DUMP_INITIALIZER { \
202 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN, \
203 LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN \
206 /* Types hooks. There are no reasonable defaults for most of them,
207 so we create a compile-time error instead. */
208 #define LANG_HOOKS_MAKE_TYPE lhd_make_node
209 #define LANG_HOOKS_INCOMPLETE_TYPE_ERROR lhd_incomplete_type_error
210 #define LANG_HOOKS_TYPE_PROMOTES_TO lhd_type_promotes_to
211 #define LANG_HOOKS_REGISTER_BUILTIN_TYPE lhd_register_builtin_type
212 #define LANG_HOOKS_TYPE_MAX_SIZE lhd_return_null_tree
213 #define LANG_HOOKS_HASH_TYPES true
215 #define LANG_HOOKS_FOR_TYPES_INITIALIZER { \
216 LANG_HOOKS_MAKE_TYPE, \
217 LANG_HOOKS_TYPE_FOR_MODE, \
218 LANG_HOOKS_TYPE_FOR_SIZE, \
219 LANG_HOOKS_UNSIGNED_TYPE, \
220 LANG_HOOKS_SIGNED_TYPE, \
221 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE, \
222 LANG_HOOKS_TYPE_PROMOTES_TO, \
223 LANG_HOOKS_REGISTER_BUILTIN_TYPE, \
224 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, \
225 LANG_HOOKS_TYPE_MAX_SIZE, \
226 LANG_HOOKS_HASH_TYPES \
229 /* Declaration hooks. */
230 #define LANG_HOOKS_GLOBAL_BINDINGS_P global_bindings_p
231 #define LANG_HOOKS_INSERT_BLOCK insert_block
232 #define LANG_HOOKS_PUSHDECL pushdecl
233 #define LANG_HOOKS_GETDECLS getdecls
234 #define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL lhd_warn_unused_global_decl
235 #define LANG_HOOKS_WRITE_GLOBALS write_global_declarations
236 #define LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE NULL
237 #define LANG_HOOKS_DECL_OK_FOR_SIBCALL lhd_decl_ok_for_sibcall
238 #define LANG_HOOKS_COMDAT_GROUP lhd_comdat_group
240 #define LANG_HOOKS_DECLS { \
241 LANG_HOOKS_GLOBAL_BINDINGS_P, \
242 LANG_HOOKS_INSERT_BLOCK, \
243 LANG_HOOKS_PUSHDECL, \
244 LANG_HOOKS_GETDECLS, \
245 LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL, \
246 LANG_HOOKS_WRITE_GLOBALS, \
247 LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE, \
248 LANG_HOOKS_DECL_OK_FOR_SIBCALL, \
249 LANG_HOOKS_COMDAT_GROUP \
252 /* The whole thing. The structure is defined in langhooks.h. */
253 #define LANG_HOOKS_INITIALIZER { \
255 LANG_HOOKS_IDENTIFIER_SIZE, \
256 LANG_HOOKS_TREE_SIZE, \
257 LANG_HOOKS_INIT_OPTIONS, \
258 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, \
259 LANG_HOOKS_HANDLE_OPTION, \
260 LANG_HOOKS_MISSING_ARGUMENT, \
261 LANG_HOOKS_POST_OPTIONS, \
264 LANG_HOOKS_PARSE_FILE, \
265 LANG_HOOKS_CLEAR_BINDING_STACK, \
266 LANG_HOOKS_GET_ALIAS_SET, \
267 LANG_HOOKS_EXPAND_CONSTANT, \
268 LANG_HOOKS_EXPAND_EXPR, \
269 LANG_HOOKS_EXPAND_DECL, \
270 LANG_HOOKS_TRUTHVALUE_CONVERSION, \
271 LANG_HOOKS_SAFE_FROM_P, \
272 LANG_HOOKS_FINISH_INCOMPLETE_DECL, \
273 LANG_HOOKS_MARK_ADDRESSABLE, \
274 LANG_HOOKS_STATICP, \
275 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL, \
276 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME, \
277 LANG_HOOKS_CAN_USE_BIT_FIELDS_P, \
278 LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS, \
279 LANG_HOOKS_NO_BODY_BLOCKS, \
280 LANG_HOOKS_PRINT_STATISTICS, \
281 LANG_HOOKS_PRINT_XNODE, \
282 LANG_HOOKS_PRINT_DECL, \
283 LANG_HOOKS_PRINT_TYPE, \
284 LANG_HOOKS_PRINT_IDENTIFIER, \
285 LANG_HOOKS_DECL_PRINTABLE_NAME, \
286 LANG_HOOKS_TYPES_COMPATIBLE_P, \
287 LANG_HOOKS_GET_CALLEE_FNDECL, \
288 LANG_HOOKS_PRINT_ERROR_FUNCTION, \
289 LANG_HOOKS_EXPR_SIZE, \
290 LANG_HOOKS_TO_TARGET_CHARSET, \
291 LANG_HOOKS_ATTRIBUTE_TABLE, \
292 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, \
293 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE, \
294 LANG_HOOKS_FUNCTION_INITIALIZER, \
295 LANG_HOOKS_TREE_INLINING_INITIALIZER, \
296 LANG_HOOKS_CALLGRAPH_INITIALIZER, \
297 LANG_HOOKS_TREE_DUMP_INITIALIZER, \
299 LANG_HOOKS_FOR_TYPES_INITIALIZER, \
300 LANG_HOOKS_GIMPLIFY_EXPR, \
301 LANG_HOOKS_FOLD_OBJ_TYPE_REF, \
302 LANG_HOOKS_BUILTIN_FUNCTION, \
305 #endif /* GCC_LANG_HOOKS_DEF_H */