1 /* Default macros to initialize the lang_hooks data structure. 2 Copyright 2001, 2002, 2003, 2004 Free Software Foundation, Inc. 3 Contributed by Alexandre Oliva <aoliva@redhat.com> 4 5 This file is part of GCC. 6 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) 10 any later version. 11 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. 16 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. */ 21 22 #ifndef GCC_LANG_HOOKS_DEF_H 23 #define GCC_LANG_HOOKS_DEF_H 24 25 #include "hooks.h" 26 27 struct diagnostic_context; 28 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); 32 33 /* Note to creators of new hooks: 34 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. */ 39 40 /* See langhooks.h for the definition and documentation of each hook. */ 41 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 int lhd_staticp (tree); 54 extern int lhd_unsafe_for_reeval (tree); 55 extern void lhd_clear_binding_stack (void); 56 extern void lhd_print_tree_nothing (FILE *, tree, int); 57 extern const char *lhd_decl_printable_name (tree, int); 58 extern rtx lhd_expand_expr (tree, rtx, enum machine_mode, int, rtx *); 59 extern void lhd_print_error_function (struct diagnostic_context *, 60 const char *); 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 tree lhd_expr_size (tree); 69 extern bool lhd_decl_uninit (tree); 70 extern tree lhd_get_callee_fndecl (tree); 71 extern size_t lhd_tree_size (enum tree_code); 72 73 /* Declarations of default tree inlining hooks. */ 74 extern tree lhd_tree_inlining_walk_subtrees (tree *, int *, walk_tree_fn, 75 void *, void *); 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_tree_chain_matters_p (tree); 80 extern int lhd_tree_inlining_auto_var_in_fn_p (tree, tree); 81 extern tree lhd_tree_inlining_copy_res_decl_for_inlining (tree, tree, tree, 82 void *, int *, tree); 83 extern int lhd_tree_inlining_anon_aggr_type_p (tree); 84 extern int lhd_tree_inlining_start_inlining (tree); 85 extern void lhd_tree_inlining_end_inlining (tree); 86 extern tree lhd_tree_inlining_convert_parm_for_inlining (tree, tree, tree, int); 87 extern void lhd_initialize_diagnostics (struct diagnostic_context *); 88 extern tree lhd_callgraph_analyze_expr (tree *, int *, tree); 89 90 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_clear_binding_stack 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_SAFE_FROM_P lhd_safe_from_p 106 #define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t 107 #define LANG_HOOKS_UNSAFE_FOR_REEVAL lhd_unsafe_for_reeval 108 #define LANG_HOOKS_STATICP lhd_staticp 109 #define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL lhd_do_nothing_t 110 #define LANG_HOOKS_UNSAVE_EXPR_NOW lhd_unsave_expr_now 111 #define LANG_HOOKS_MAYBE_BUILD_CLEANUP lhd_return_null_tree 112 #define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lhd_set_decl_assembler_name 113 #define LANG_HOOKS_CAN_USE_BIT_FIELDS_P lhd_can_use_bit_fields_p 114 #define LANG_HOOKS_HONOR_READONLY false 115 #define LANG_HOOKS_NO_BODY_BLOCKS false 116 #define LANG_HOOKS_PRINT_STATISTICS lhd_do_nothing 117 #define LANG_HOOKS_PRINT_XNODE lhd_print_tree_nothing 118 #define LANG_HOOKS_PRINT_DECL lhd_print_tree_nothing 119 #define LANG_HOOKS_PRINT_TYPE lhd_print_tree_nothing 120 #define LANG_HOOKS_PRINT_IDENTIFIER lhd_print_tree_nothing 121 #define LANG_HOOKS_PRINT_ERROR_FUNCTION lhd_print_error_function 122 #define LANG_HOOKS_DECL_PRINTABLE_NAME lhd_decl_printable_name 123 #define LANG_HOOKS_GET_CALLEE_FNDECL lhd_return_null_tree 124 #define LANG_HOOKS_EXPR_SIZE lhd_expr_size 125 #define LANG_HOOKS_DECL_UNINIT lhd_decl_uninit 126 #define LANG_HOOKS_TREE_SIZE lhd_tree_size 127 128 #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 132 133 #define LANG_HOOKS_RTL_EXPAND_START lhd_do_nothing 134 #define LANG_HOOKS_RTL_EXPAND_STMT (void (*) (tree)) abort 135 #define LANG_HOOKS_RTL_EXPAND_END lhd_do_nothing 136 137 /* Attribute hooks. */ 138 #define LANG_HOOKS_ATTRIBUTE_TABLE NULL 139 #define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE NULL 140 #define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE NULL 141 142 /* Tree inlining hooks. */ 143 #define LANG_HOOKS_TREE_INLINING_WALK_SUBTREES lhd_tree_inlining_walk_subtrees 144 #define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \ 145 lhd_tree_inlining_cannot_inline_tree_fn 146 #define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \ 147 lhd_tree_inlining_disregard_inline_limits 148 #define LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS \ 149 lhd_tree_inlining_add_pending_fn_decls 150 #define LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P \ 151 lhd_tree_inlining_tree_chain_matters_p 152 #define LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P \ 153 lhd_tree_inlining_auto_var_in_fn_p 154 #define LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING \ 155 lhd_tree_inlining_copy_res_decl_for_inlining 156 #define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \ 157 lhd_tree_inlining_anon_aggr_type_p 158 #define LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P \ 159 hook_bool_tree_false 160 #define LANG_HOOKS_TREE_INLINING_START_INLINING \ 161 lhd_tree_inlining_start_inlining 162 #define LANG_HOOKS_TREE_INLINING_END_INLINING \ 163 lhd_tree_inlining_end_inlining 164 #define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \ 165 lhd_tree_inlining_convert_parm_for_inlining 166 #define LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS \ 167 NULL 168 169 #define LANG_HOOKS_TREE_INLINING_INITIALIZER { \ 170 LANG_HOOKS_TREE_INLINING_WALK_SUBTREES, \ 171 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN, \ 172 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS, \ 173 LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS, \ 174 LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P, \ 175 LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P, \ 176 LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING, \ 177 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P, \ 178 LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P, \ 179 LANG_HOOKS_TREE_INLINING_START_INLINING, \ 180 LANG_HOOKS_TREE_INLINING_END_INLINING, \ 181 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING, \ 182 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS \ 183 } 184 185 #define LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR lhd_callgraph_analyze_expr 186 #define LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION NULL 187 188 #define LANG_HOOKS_CALLGRAPH_INITIALIZER { \ 189 LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR, \ 190 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, \ 191 } 192 193 #define LANG_HOOKS_FUNCTION_INITIALIZER { \ 194 LANG_HOOKS_FUNCTION_INIT, \ 195 LANG_HOOKS_FUNCTION_FINAL, \ 196 LANG_HOOKS_FUNCTION_ENTER_NESTED, \ 197 LANG_HOOKS_FUNCTION_LEAVE_NESTED \ 198 } 199 200 #define LANG_HOOKS_RTL_EXPAND_INITIALIZER { \ 201 LANG_HOOKS_RTL_EXPAND_START, \ 202 LANG_HOOKS_RTL_EXPAND_STMT, \ 203 LANG_HOOKS_RTL_EXPAND_END \ 204 } 205 206 /* Tree dump hooks. */ 207 extern bool lhd_tree_dump_dump_tree (void *, tree); 208 extern int lhd_tree_dump_type_quals (tree); 209 210 #define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN lhd_tree_dump_dump_tree 211 #define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN lhd_tree_dump_type_quals 212 213 #define LANG_HOOKS_TREE_DUMP_INITIALIZER { \ 214 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN, \ 215 LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN \ 216 } 217 218 /* Types hooks. There are no reasonable defaults for most of them, 219 so we create a compile-time error instead. */ 220 #define LANG_HOOKS_MAKE_TYPE make_node 221 #define LANG_HOOKS_INCOMPLETE_TYPE_ERROR lhd_incomplete_type_error 222 #define LANG_HOOKS_TYPE_PROMOTES_TO lhd_type_promotes_to 223 #define LANG_HOOKS_REGISTER_BUILTIN_TYPE lhd_register_builtin_type 224 225 #define LANG_HOOKS_FOR_TYPES_INITIALIZER { \ 226 LANG_HOOKS_MAKE_TYPE, \ 227 LANG_HOOKS_TYPE_FOR_MODE, \ 228 LANG_HOOKS_TYPE_FOR_SIZE, \ 229 LANG_HOOKS_UNSIGNED_TYPE, \ 230 LANG_HOOKS_SIGNED_TYPE, \ 231 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE, \ 232 LANG_HOOKS_TYPE_PROMOTES_TO, \ 233 LANG_HOOKS_REGISTER_BUILTIN_TYPE, \ 234 LANG_HOOKS_INCOMPLETE_TYPE_ERROR \ 235 } 236 237 /* Declaration hooks. */ 238 #define LANG_HOOKS_PUSHLEVEL pushlevel 239 #define LANG_HOOKS_POPLEVEL poplevel 240 #define LANG_HOOKS_GLOBAL_BINDINGS_P global_bindings_p 241 #define LANG_HOOKS_INSERT_BLOCK insert_block 242 #define LANG_HOOKS_SET_BLOCK set_block 243 #define LANG_HOOKS_PUSHDECL pushdecl 244 #define LANG_HOOKS_GETDECLS getdecls 245 #define LANG_HOOKS_BUILTIN_TYPE_DECLS lhd_return_null_tree_v 246 #define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL lhd_warn_unused_global_decl 247 #define LANG_HOOKS_WRITE_GLOBALS write_global_declarations 248 #define LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE NULL 249 #define LANG_HOOKS_DECL_OK_FOR_SIBCALL lhd_decl_ok_for_sibcall 250 251 #define LANG_HOOKS_DECLS { \ 252 LANG_HOOKS_PUSHLEVEL, \ 253 LANG_HOOKS_POPLEVEL, \ 254 LANG_HOOKS_GLOBAL_BINDINGS_P, \ 255 LANG_HOOKS_INSERT_BLOCK, \ 256 LANG_HOOKS_SET_BLOCK, \ 257 LANG_HOOKS_PUSHDECL, \ 258 LANG_HOOKS_GETDECLS, \ 259 LANG_HOOKS_BUILTIN_TYPE_DECLS, \ 260 LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL, \ 261 LANG_HOOKS_WRITE_GLOBALS, \ 262 LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE, \ 263 LANG_HOOKS_DECL_OK_FOR_SIBCALL, \ 264 } 265 266 /* The whole thing. The structure is defined in langhooks.h. */ 267 #define LANG_HOOKS_INITIALIZER { \ 268 LANG_HOOKS_NAME, \ 269 LANG_HOOKS_IDENTIFIER_SIZE, \ 270 LANG_HOOKS_TREE_SIZE, \ 271 LANG_HOOKS_INIT_OPTIONS, \ 272 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, \ 273 LANG_HOOKS_HANDLE_OPTION, \ 274 LANG_HOOKS_MISSING_ARGUMENT, \ 275 LANG_HOOKS_POST_OPTIONS, \ 276 LANG_HOOKS_INIT, \ 277 LANG_HOOKS_FINISH, \ 278 LANG_HOOKS_PARSE_FILE, \ 279 LANG_HOOKS_CLEAR_BINDING_STACK, \ 280 LANG_HOOKS_GET_ALIAS_SET, \ 281 LANG_HOOKS_EXPAND_CONSTANT, \ 282 LANG_HOOKS_EXPAND_EXPR, \ 283 LANG_HOOKS_TRUTHVALUE_CONVERSION, \ 284 LANG_HOOKS_SAFE_FROM_P, \ 285 LANG_HOOKS_FINISH_INCOMPLETE_DECL, \ 286 LANG_HOOKS_UNSAFE_FOR_REEVAL, \ 287 LANG_HOOKS_MARK_ADDRESSABLE, \ 288 LANG_HOOKS_STATICP, \ 289 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL, \ 290 LANG_HOOKS_UNSAVE_EXPR_NOW, \ 291 LANG_HOOKS_MAYBE_BUILD_CLEANUP, \ 292 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME, \ 293 LANG_HOOKS_CAN_USE_BIT_FIELDS_P, \ 294 LANG_HOOKS_HONOR_READONLY, \ 295 LANG_HOOKS_NO_BODY_BLOCKS, \ 296 LANG_HOOKS_PRINT_STATISTICS, \ 297 LANG_HOOKS_PRINT_XNODE, \ 298 LANG_HOOKS_PRINT_DECL, \ 299 LANG_HOOKS_PRINT_TYPE, \ 300 LANG_HOOKS_PRINT_IDENTIFIER, \ 301 LANG_HOOKS_DECL_PRINTABLE_NAME, \ 302 LANG_HOOKS_GET_CALLEE_FNDECL, \ 303 LANG_HOOKS_PRINT_ERROR_FUNCTION, \ 304 LANG_HOOKS_EXPR_SIZE, \ 305 LANG_HOOKS_DECL_UNINIT, \ 306 LANG_HOOKS_ATTRIBUTE_TABLE, \ 307 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, \ 308 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE, \ 309 LANG_HOOKS_FUNCTION_INITIALIZER, \ 310 LANG_HOOKS_TREE_INLINING_INITIALIZER, \ 311 LANG_HOOKS_CALLGRAPH_INITIALIZER, \ 312 LANG_HOOKS_TREE_DUMP_INITIALIZER, \ 313 LANG_HOOKS_DECLS, \ 314 LANG_HOOKS_FOR_TYPES_INITIALIZER, \ 315 LANG_HOOKS_RTL_EXPAND_INITIALIZER \ 316 } 317 318 #endif /* GCC_LANG_HOOKS_DEF_H */ 319