1 /* Default macros to initialize the lang_hooks data structure.
2 Copyright 2001, 2002, 2003 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 (tree);
50 extern int lhd_safe_from_p (rtx, tree);
51 extern int lhd_staticp (tree);
52 extern int lhd_unsafe_for_reeval (tree);
53 extern void lhd_clear_binding_stack (void);
54 extern void lhd_print_tree_nothing (FILE *, tree, int);
55 extern const char *lhd_decl_printable_name (tree, int);
56 extern rtx lhd_expand_expr (tree, rtx, enum machine_mode, int);
57 extern void lhd_print_error_function (struct diagnostic_context *,
59 extern void lhd_set_decl_assembler_name (tree);
60 extern bool lhd_can_use_bit_fields_p (void);
61 extern bool lhd_warn_unused_global_decl (tree);
62 extern void lhd_incomplete_type_error (tree, tree);
63 extern tree lhd_type_promotes_to (tree);
64 extern bool lhd_decl_ok_for_sibcall (tree);
65 extern tree lhd_expr_size (tree);
66 extern bool lhd_decl_uninit (tree);
67 extern size_t lhd_tree_size (enum tree_code);
69 /* Declarations of default tree inlining hooks. */
70 extern tree lhd_tree_inlining_walk_subtrees (tree *, int *, walk_tree_fn,
72 extern int lhd_tree_inlining_cannot_inline_tree_fn (tree *);
73 extern int lhd_tree_inlining_disregard_inline_limits (tree);
74 extern tree lhd_tree_inlining_add_pending_fn_decls (void *, tree);
75 extern int lhd_tree_inlining_tree_chain_matters_p (tree);
76 extern int lhd_tree_inlining_auto_var_in_fn_p (tree, tree);
77 extern tree lhd_tree_inlining_copy_res_decl_for_inlining (tree, tree, tree,
79 extern int lhd_tree_inlining_anon_aggr_type_p (tree);
80 extern int lhd_tree_inlining_start_inlining (tree);
81 extern void lhd_tree_inlining_end_inlining (tree);
82 extern tree lhd_tree_inlining_convert_parm_for_inlining (tree, tree, tree);
83 extern void lhd_initialize_diagnostics (struct diagnostic_context *);
85 #define LANG_HOOKS_NAME "GNU unknown"
86 #define LANG_HOOKS_IDENTIFIER_SIZE sizeof (struct lang_identifier)
87 #define LANG_HOOKS_INIT hook_bool_void_false
88 #define LANG_HOOKS_FINISH lhd_do_nothing
89 #define LANG_HOOKS_PARSE_FILE lhd_do_nothing_i
90 #define LANG_HOOKS_CLEAR_BINDING_STACK lhd_clear_binding_stack
91 #define LANG_HOOKS_INIT_OPTIONS hook_uint_uint_constcharptrptr_0
92 #define LANG_HOOKS_INITIALIZE_DIAGNOSTICS lhd_initialize_diagnostics
93 #define LANG_HOOKS_HANDLE_OPTION hook_int_size_t_constcharptr_int_0
94 #define LANG_HOOKS_MISSING_ARGUMENT hook_bool_constcharptr_size_t_false
95 #define LANG_HOOKS_POST_OPTIONS lhd_post_options
96 #define LANG_HOOKS_GET_ALIAS_SET lhd_get_alias_set
97 #define LANG_HOOKS_EXPAND_CONSTANT lhd_return_tree
98 #define LANG_HOOKS_EXPAND_EXPR lhd_expand_expr
99 #define LANG_HOOKS_SAFE_FROM_P lhd_safe_from_p
100 #define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t
101 #define LANG_HOOKS_UNSAFE_FOR_REEVAL lhd_unsafe_for_reeval
102 #define LANG_HOOKS_STATICP lhd_staticp
103 #define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL lhd_do_nothing_t
104 #define LANG_HOOKS_UNSAVE_EXPR_NOW lhd_unsave_expr_now
105 #define LANG_HOOKS_MAYBE_BUILD_CLEANUP lhd_return_null_tree
106 #define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lhd_set_decl_assembler_name
107 #define LANG_HOOKS_CAN_USE_BIT_FIELDS_P lhd_can_use_bit_fields_p
108 #define LANG_HOOKS_HONOR_READONLY false
109 #define LANG_HOOKS_NO_BODY_BLOCKS false
110 #define LANG_HOOKS_PRINT_STATISTICS lhd_do_nothing
111 #define LANG_HOOKS_PRINT_XNODE lhd_print_tree_nothing
112 #define LANG_HOOKS_PRINT_DECL lhd_print_tree_nothing
113 #define LANG_HOOKS_PRINT_TYPE lhd_print_tree_nothing
114 #define LANG_HOOKS_PRINT_IDENTIFIER lhd_print_tree_nothing
115 #define LANG_HOOKS_PRINT_ERROR_FUNCTION lhd_print_error_function
116 #define LANG_HOOKS_DECL_PRINTABLE_NAME lhd_decl_printable_name
117 #define LANG_HOOKS_EXPR_SIZE lhd_expr_size
118 #define LANG_HOOKS_DECL_UNINIT lhd_decl_uninit
119 #define LANG_HOOKS_TREE_SIZE lhd_tree_size
121 #define LANG_HOOKS_FUNCTION_INIT lhd_do_nothing_f
122 #define LANG_HOOKS_FUNCTION_FINAL lhd_do_nothing_f
123 #define LANG_HOOKS_FUNCTION_ENTER_NESTED lhd_do_nothing_f
124 #define LANG_HOOKS_FUNCTION_LEAVE_NESTED lhd_do_nothing_f
126 #define LANG_HOOKS_RTL_EXPAND_START lhd_do_nothing
127 #define LANG_HOOKS_RTL_EXPAND_STMT (void (*) (tree)) abort
128 #define LANG_HOOKS_RTL_EXPAND_END lhd_do_nothing
130 /* Attribute hooks. */
131 #define LANG_HOOKS_ATTRIBUTE_TABLE NULL
132 #define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE NULL
133 #define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE NULL
135 /* Tree inlining hooks. */
136 #define LANG_HOOKS_TREE_INLINING_WALK_SUBTREES lhd_tree_inlining_walk_subtrees
137 #define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \
138 lhd_tree_inlining_cannot_inline_tree_fn
139 #define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \
140 lhd_tree_inlining_disregard_inline_limits
141 #define LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS \
142 lhd_tree_inlining_add_pending_fn_decls
143 #define LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P \
144 lhd_tree_inlining_tree_chain_matters_p
145 #define LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P \
146 lhd_tree_inlining_auto_var_in_fn_p
147 #define LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING \
148 lhd_tree_inlining_copy_res_decl_for_inlining
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 \
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
159 #define LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS \
162 #define LANG_HOOKS_TREE_INLINING_INITIALIZER { \
163 LANG_HOOKS_TREE_INLINING_WALK_SUBTREES, \
164 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN, \
165 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS, \
166 LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS, \
167 LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P, \
168 LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P, \
169 LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING, \
170 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P, \
171 LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P, \
172 LANG_HOOKS_TREE_INLINING_START_INLINING, \
173 LANG_HOOKS_TREE_INLINING_END_INLINING, \
174 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING, \
175 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS \
178 #define LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION NULL
179 #define LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION NULL
181 #define LANG_HOOKS_CALLGRAPH_INITIALIZER { \
182 LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION, \
183 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, \
186 #define LANG_HOOKS_FUNCTION_INITIALIZER { \
187 LANG_HOOKS_FUNCTION_INIT, \
188 LANG_HOOKS_FUNCTION_FINAL, \
189 LANG_HOOKS_FUNCTION_ENTER_NESTED, \
190 LANG_HOOKS_FUNCTION_LEAVE_NESTED \
193 #define LANG_HOOKS_RTL_EXPAND_INITIALIZER { \
194 LANG_HOOKS_RTL_EXPAND_START, \
195 LANG_HOOKS_RTL_EXPAND_STMT, \
196 LANG_HOOKS_RTL_EXPAND_END \
199 /* Tree dump hooks. */
200 extern bool lhd_tree_dump_dump_tree (void *, tree);
201 extern int lhd_tree_dump_type_quals (tree);
203 #define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN lhd_tree_dump_dump_tree
204 #define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN lhd_tree_dump_type_quals
206 #define LANG_HOOKS_TREE_DUMP_INITIALIZER { \
207 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN, \
208 LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN \
211 /* Types hooks. There are no reasonable defaults for most of them,
212 so we create a compile-time error instead. */
213 #define LANG_HOOKS_MAKE_TYPE make_node
214 #define LANG_HOOKS_INCOMPLETE_TYPE_ERROR lhd_incomplete_type_error
215 #define LANG_HOOKS_TYPE_PROMOTES_TO lhd_type_promotes_to
217 #define LANG_HOOKS_FOR_TYPES_INITIALIZER { \
218 LANG_HOOKS_MAKE_TYPE, \
219 LANG_HOOKS_TYPE_FOR_MODE, \
220 LANG_HOOKS_TYPE_FOR_SIZE, \
221 LANG_HOOKS_UNSIGNED_TYPE, \
222 LANG_HOOKS_SIGNED_TYPE, \
223 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE, \
224 LANG_HOOKS_TYPE_PROMOTES_TO, \
225 LANG_HOOKS_INCOMPLETE_TYPE_ERROR \
228 /* Declaration hooks. */
229 #define LANG_HOOKS_PUSHLEVEL pushlevel
230 #define LANG_HOOKS_POPLEVEL poplevel
231 #define LANG_HOOKS_GLOBAL_BINDINGS_P global_bindings_p
232 #define LANG_HOOKS_INSERT_BLOCK insert_block
233 #define LANG_HOOKS_SET_BLOCK set_block
234 #define LANG_HOOKS_PUSHDECL pushdecl
235 #define LANG_HOOKS_GETDECLS getdecls
236 #define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL lhd_warn_unused_global_decl
237 #define LANG_HOOKS_WRITE_GLOBALS write_global_declarations
238 #define LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE NULL
239 #define LANG_HOOKS_DECL_OK_FOR_SIBCALL lhd_decl_ok_for_sibcall
241 #define LANG_HOOKS_DECLS { \
242 LANG_HOOKS_PUSHLEVEL, \
243 LANG_HOOKS_POPLEVEL, \
244 LANG_HOOKS_GLOBAL_BINDINGS_P, \
245 LANG_HOOKS_INSERT_BLOCK, \
246 LANG_HOOKS_SET_BLOCK, \
247 LANG_HOOKS_PUSHDECL, \
248 LANG_HOOKS_GETDECLS, \
249 LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL, \
250 LANG_HOOKS_WRITE_GLOBALS, \
251 LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE, \
252 LANG_HOOKS_DECL_OK_FOR_SIBCALL, \
255 /* The whole thing. The structure is defined in langhooks.h. */
256 #define LANG_HOOKS_INITIALIZER { \
258 LANG_HOOKS_IDENTIFIER_SIZE, \
259 LANG_HOOKS_TREE_SIZE, \
260 LANG_HOOKS_INIT_OPTIONS, \
261 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, \
262 LANG_HOOKS_HANDLE_OPTION, \
263 LANG_HOOKS_MISSING_ARGUMENT, \
264 LANG_HOOKS_POST_OPTIONS, \
267 LANG_HOOKS_PARSE_FILE, \
268 LANG_HOOKS_CLEAR_BINDING_STACK, \
269 LANG_HOOKS_GET_ALIAS_SET, \
270 LANG_HOOKS_EXPAND_CONSTANT, \
271 LANG_HOOKS_EXPAND_EXPR, \
272 LANG_HOOKS_TRUTHVALUE_CONVERSION, \
273 LANG_HOOKS_SAFE_FROM_P, \
274 LANG_HOOKS_FINISH_INCOMPLETE_DECL, \
275 LANG_HOOKS_UNSAFE_FOR_REEVAL, \
276 LANG_HOOKS_MARK_ADDRESSABLE, \
277 LANG_HOOKS_STATICP, \
278 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL, \
279 LANG_HOOKS_UNSAVE_EXPR_NOW, \
280 LANG_HOOKS_MAYBE_BUILD_CLEANUP, \
281 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME, \
282 LANG_HOOKS_CAN_USE_BIT_FIELDS_P, \
283 LANG_HOOKS_HONOR_READONLY, \
284 LANG_HOOKS_NO_BODY_BLOCKS, \
285 LANG_HOOKS_PRINT_STATISTICS, \
286 LANG_HOOKS_PRINT_XNODE, \
287 LANG_HOOKS_PRINT_DECL, \
288 LANG_HOOKS_PRINT_TYPE, \
289 LANG_HOOKS_PRINT_IDENTIFIER, \
290 LANG_HOOKS_DECL_PRINTABLE_NAME, \
291 LANG_HOOKS_PRINT_ERROR_FUNCTION, \
292 LANG_HOOKS_EXPR_SIZE, \
293 LANG_HOOKS_DECL_UNINIT, \
294 LANG_HOOKS_ATTRIBUTE_TABLE, \
295 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, \
296 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE, \
297 LANG_HOOKS_FUNCTION_INITIALIZER, \
298 LANG_HOOKS_TREE_INLINING_INITIALIZER, \
299 LANG_HOOKS_CALLGRAPH_INITIALIZER, \
300 LANG_HOOKS_TREE_DUMP_INITIALIZER, \
302 LANG_HOOKS_FOR_TYPES_INITIALIZER, \
303 LANG_HOOKS_RTL_EXPAND_INITIALIZER \
306 #endif /* GCC_LANG_HOOKS_DEF_H */