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> 4 5This file is part of GCC. 6 7GCC is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. 11 12GCC is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GCC; see the file COPYING. If not, write to 19the Free Software Foundation, 51 Franklin Street, Fifth Floor, 20Boston, MA 02110-1301, USA. */ 21 22#ifndef GCC_LANG_HOOKS_DEF_H 23#define GCC_LANG_HOOKS_DEF_H 24 25#include "hooks.h" 26 27struct 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. */ 31extern 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 42extern void lhd_do_nothing (void); 43extern void lhd_do_nothing_t (tree); 44extern void lhd_do_nothing_i (int); 45extern void lhd_do_nothing_f (struct function *); 46extern bool lhd_post_options (const char **); 47extern HOST_WIDE_INT lhd_get_alias_set (tree); 48extern tree lhd_return_tree (tree); 49extern tree lhd_return_null_tree_v (void); 50extern tree lhd_return_null_tree (tree); 51extern tree lhd_do_nothing_iii_return_null_tree (int, int, int); 52extern int lhd_safe_from_p (rtx, tree); 53extern tree lhd_staticp (tree); 54extern void lhd_print_tree_nothing (FILE *, tree, int); 55extern const char *lhd_decl_printable_name (tree, int); 56extern int lhd_types_compatible_p (tree, tree); 57extern rtx lhd_expand_expr (tree, rtx, enum machine_mode, int, rtx *); 58extern int lhd_expand_decl (tree); 59extern void lhd_print_error_function (struct diagnostic_context *, 60 const char *); 61extern void lhd_set_decl_assembler_name (tree); 62extern bool lhd_can_use_bit_fields_p (void); 63extern bool lhd_warn_unused_global_decl (tree); 64extern void lhd_incomplete_type_error (tree, tree); 65extern tree lhd_type_promotes_to (tree); 66extern void lhd_register_builtin_type (tree, const char *); 67extern bool lhd_decl_ok_for_sibcall (tree); 68extern const char *lhd_comdat_group (tree); 69extern tree lhd_expr_size (tree); 70extern size_t lhd_tree_size (enum tree_code); 71extern HOST_WIDE_INT lhd_to_target_charset (HOST_WIDE_INT); 72extern tree lhd_expr_to_decl (tree, bool *, bool *, bool *); 73 74/* Declarations of default tree inlining hooks. */ 75extern tree lhd_tree_inlining_walk_subtrees (tree *, int *, walk_tree_fn, 76 void *, struct pointer_set_t*); 77extern int lhd_tree_inlining_cannot_inline_tree_fn (tree *); 78extern int lhd_tree_inlining_disregard_inline_limits (tree); 79extern tree lhd_tree_inlining_add_pending_fn_decls (void *, tree); 80extern int lhd_tree_inlining_auto_var_in_fn_p (tree, tree); 81extern int lhd_tree_inlining_anon_aggr_type_p (tree); 82extern int lhd_tree_inlining_start_inlining (tree); 83extern void lhd_tree_inlining_end_inlining (tree); 84extern tree lhd_tree_inlining_convert_parm_for_inlining (tree, tree, tree, int); 85extern void lhd_initialize_diagnostics (struct diagnostic_context *); 86extern tree lhd_callgraph_analyze_expr (tree *, int *, tree); 87 88 89/* Declarations for tree gimplification hooks. */ 90extern int lhd_gimplify_expr (tree *, tree *, tree *); 91 92#define LANG_HOOKS_NAME "GNU unknown" 93#define LANG_HOOKS_IDENTIFIER_SIZE sizeof (struct lang_identifier) 94#define LANG_HOOKS_INIT hook_bool_void_false 95#define LANG_HOOKS_FINISH lhd_do_nothing 96#define LANG_HOOKS_PARSE_FILE lhd_do_nothing_i 97#define LANG_HOOKS_CLEAR_BINDING_STACK lhd_do_nothing 98#define LANG_HOOKS_INIT_OPTIONS hook_uint_uint_constcharptrptr_0 99#define LANG_HOOKS_INITIALIZE_DIAGNOSTICS lhd_initialize_diagnostics 100#define LANG_HOOKS_HANDLE_OPTION hook_int_size_t_constcharptr_int_0 101#define LANG_HOOKS_MISSING_ARGUMENT hook_bool_constcharptr_size_t_false 102#define LANG_HOOKS_POST_OPTIONS lhd_post_options 103#define LANG_HOOKS_GET_ALIAS_SET lhd_get_alias_set 104#define LANG_HOOKS_EXPAND_CONSTANT lhd_return_tree 105#define LANG_HOOKS_EXPAND_EXPR lhd_expand_expr 106#define LANG_HOOKS_EXPAND_DECL lhd_expand_decl 107#define LANG_HOOKS_SAFE_FROM_P lhd_safe_from_p 108#define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t 109#define LANG_HOOKS_STATICP lhd_staticp 110#define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL lhd_do_nothing_t 111#define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lhd_set_decl_assembler_name 112#define LANG_HOOKS_CAN_USE_BIT_FIELDS_P lhd_can_use_bit_fields_p 113#define LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS false 114#define LANG_HOOKS_NO_BODY_BLOCKS false 115#define LANG_HOOKS_PRINT_STATISTICS lhd_do_nothing 116#define LANG_HOOKS_PRINT_XNODE lhd_print_tree_nothing 117#define LANG_HOOKS_PRINT_DECL lhd_print_tree_nothing 118#define LANG_HOOKS_PRINT_TYPE lhd_print_tree_nothing 119#define LANG_HOOKS_PRINT_IDENTIFIER lhd_print_tree_nothing 120#define LANG_HOOKS_PRINT_ERROR_FUNCTION lhd_print_error_function 121#define LANG_HOOKS_DECL_PRINTABLE_NAME lhd_decl_printable_name 122#define LANG_HOOKS_GET_CALLEE_FNDECL lhd_return_null_tree 123#define LANG_HOOKS_EXPR_SIZE lhd_expr_size 124#define LANG_HOOKS_TREE_SIZE lhd_tree_size 125#define LANG_HOOKS_TYPES_COMPATIBLE_P lhd_types_compatible_p 126#define LANG_HOOKS_BUILTIN_FUNCTION builtin_function 127#define LANG_HOOKS_EXPR_TO_DECL lhd_expr_to_decl 128#define LANG_HOOKS_TO_TARGET_CHARSET lhd_to_target_charset 129#define LANG_HOOKS_INIT_TS lhd_do_nothing 130 131#define LANG_HOOKS_FUNCTION_INIT lhd_do_nothing_f 132#define LANG_HOOKS_FUNCTION_FINAL lhd_do_nothing_f 133#define LANG_HOOKS_FUNCTION_ENTER_NESTED lhd_do_nothing_f 134#define LANG_HOOKS_FUNCTION_LEAVE_NESTED lhd_do_nothing_f 135#define LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P hook_bool_tree_true 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_AUTO_VAR_IN_FN_P \ 151 lhd_tree_inlining_auto_var_in_fn_p 152#define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \ 153 lhd_tree_inlining_anon_aggr_type_p 154#define LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P \ 155 hook_bool_tree_tree_false 156#define LANG_HOOKS_TREE_INLINING_START_INLINING \ 157 lhd_tree_inlining_start_inlining 158#define LANG_HOOKS_TREE_INLINING_END_INLINING \ 159 lhd_tree_inlining_end_inlining 160#define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \ 161 lhd_tree_inlining_convert_parm_for_inlining 162 163#define LANG_HOOKS_TREE_INLINING_INITIALIZER { \ 164 LANG_HOOKS_TREE_INLINING_WALK_SUBTREES, \ 165 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN, \ 166 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS, \ 167 LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS, \ 168 LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P, \ 169 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P, \ 170 LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P, \ 171 LANG_HOOKS_TREE_INLINING_START_INLINING, \ 172 LANG_HOOKS_TREE_INLINING_END_INLINING, \ 173 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \ 174} 175 176#define LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR lhd_callgraph_analyze_expr 177#define LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION NULL 178 179#define LANG_HOOKS_CALLGRAPH_INITIALIZER { \ 180 LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR, \ 181 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, \ 182} 183 184#define LANG_HOOKS_FUNCTION_INITIALIZER { \ 185 LANG_HOOKS_FUNCTION_INIT, \ 186 LANG_HOOKS_FUNCTION_FINAL, \ 187 LANG_HOOKS_FUNCTION_ENTER_NESTED, \ 188 LANG_HOOKS_FUNCTION_LEAVE_NESTED, \ 189 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P \ 190} 191 192/* Hooks for tree gimplification. */ 193#define LANG_HOOKS_GIMPLIFY_EXPR lhd_gimplify_expr 194#define LANG_HOOKS_FOLD_OBJ_TYPE_REF NULL 195 196/* Tree dump hooks. */ 197extern bool lhd_tree_dump_dump_tree (void *, tree); 198extern int lhd_tree_dump_type_quals (tree); 199extern tree lhd_make_node (enum tree_code); 200 201#define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN lhd_tree_dump_dump_tree 202#define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN lhd_tree_dump_type_quals 203 204#define LANG_HOOKS_TREE_DUMP_INITIALIZER { \ 205 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN, \ 206 LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN \ 207} 208 209/* Types hooks. There are no reasonable defaults for most of them, 210 so we create a compile-time error instead. */ 211#define LANG_HOOKS_MAKE_TYPE lhd_make_node 212#define LANG_HOOKS_INCOMPLETE_TYPE_ERROR lhd_incomplete_type_error 213#define LANG_HOOKS_TYPE_PROMOTES_TO lhd_type_promotes_to 214#define LANG_HOOKS_REGISTER_BUILTIN_TYPE lhd_register_builtin_type 215#define LANG_HOOKS_TYPE_MAX_SIZE lhd_return_null_tree 216#define LANG_HOOKS_HASH_TYPES true 217 218#define LANG_HOOKS_FOR_TYPES_INITIALIZER { \ 219 LANG_HOOKS_MAKE_TYPE, \ 220 LANG_HOOKS_TYPE_FOR_MODE, \ 221 LANG_HOOKS_TYPE_FOR_SIZE, \ 222 LANG_HOOKS_UNSIGNED_TYPE, \ 223 LANG_HOOKS_SIGNED_TYPE, \ 224 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE, \ 225 LANG_HOOKS_TYPE_PROMOTES_TO, \ 226 LANG_HOOKS_REGISTER_BUILTIN_TYPE, \ 227 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, \ 228 LANG_HOOKS_TYPE_MAX_SIZE, \ 229 LANG_HOOKS_HASH_TYPES \ 230} 231 232/* Declaration hooks. */ 233#define LANG_HOOKS_GLOBAL_BINDINGS_P global_bindings_p 234#define LANG_HOOKS_INSERT_BLOCK insert_block 235#define LANG_HOOKS_PUSHDECL pushdecl 236#define LANG_HOOKS_GETDECLS getdecls 237#define LANG_HOOKS_LOOKUP_NAME lhd_return_null_tree 238#define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL lhd_warn_unused_global_decl 239#define LANG_HOOKS_WRITE_GLOBALS write_global_declarations 240#define LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE NULL 241#define LANG_HOOKS_DECL_OK_FOR_SIBCALL lhd_decl_ok_for_sibcall 242#define LANG_HOOKS_COMDAT_GROUP lhd_comdat_group 243 244#define LANG_HOOKS_DECLS { \ 245 LANG_HOOKS_GLOBAL_BINDINGS_P, \ 246 LANG_HOOKS_INSERT_BLOCK, \ 247 LANG_HOOKS_PUSHDECL, \ 248 LANG_HOOKS_GETDECLS, \ 249 LANG_HOOKS_LOOKUP_NAME, \ 250 LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL, \ 251 LANG_HOOKS_WRITE_GLOBALS, \ 252 LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE, \ 253 LANG_HOOKS_DECL_OK_FOR_SIBCALL, \ 254 LANG_HOOKS_COMDAT_GROUP \ 255} 256 257/* The whole thing. The structure is defined in langhooks.h. */ 258#define LANG_HOOKS_INITIALIZER { \ 259 LANG_HOOKS_NAME, \ 260 LANG_HOOKS_IDENTIFIER_SIZE, \ 261 LANG_HOOKS_TREE_SIZE, \ 262 LANG_HOOKS_INIT_OPTIONS, \ 263 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, \ 264 LANG_HOOKS_HANDLE_OPTION, \ 265 LANG_HOOKS_MISSING_ARGUMENT, \ 266 LANG_HOOKS_POST_OPTIONS, \ 267 LANG_HOOKS_INIT, \ 268 LANG_HOOKS_FINISH, \ 269 LANG_HOOKS_PARSE_FILE, \ 270 LANG_HOOKS_CLEAR_BINDING_STACK, \ 271 LANG_HOOKS_GET_ALIAS_SET, \ 272 LANG_HOOKS_EXPAND_CONSTANT, \ 273 LANG_HOOKS_EXPAND_EXPR, \ 274 LANG_HOOKS_EXPAND_DECL, \ 275 LANG_HOOKS_SAFE_FROM_P, \ 276 LANG_HOOKS_FINISH_INCOMPLETE_DECL, \ 277 LANG_HOOKS_MARK_ADDRESSABLE, \ 278 LANG_HOOKS_STATICP, \ 279 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL, \ 280 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME, \ 281 LANG_HOOKS_CAN_USE_BIT_FIELDS_P, \ 282 LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS, \ 283 LANG_HOOKS_NO_BODY_BLOCKS, \ 284 LANG_HOOKS_PRINT_STATISTICS, \ 285 LANG_HOOKS_PRINT_XNODE, \ 286 LANG_HOOKS_PRINT_DECL, \ 287 LANG_HOOKS_PRINT_TYPE, \ 288 LANG_HOOKS_PRINT_IDENTIFIER, \ 289 LANG_HOOKS_DECL_PRINTABLE_NAME, \ 290 LANG_HOOKS_TYPES_COMPATIBLE_P, \ 291 LANG_HOOKS_GET_CALLEE_FNDECL, \ 292 LANG_HOOKS_PRINT_ERROR_FUNCTION, \ 293 LANG_HOOKS_EXPR_SIZE, \ 294 LANG_HOOKS_TO_TARGET_CHARSET, \ 295 LANG_HOOKS_ATTRIBUTE_TABLE, \ 296 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, \ 297 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE, \ 298 LANG_HOOKS_FUNCTION_INITIALIZER, \ 299 LANG_HOOKS_TREE_INLINING_INITIALIZER, \ 300 LANG_HOOKS_CALLGRAPH_INITIALIZER, \ 301 LANG_HOOKS_TREE_DUMP_INITIALIZER, \ 302 LANG_HOOKS_DECLS, \ 303 LANG_HOOKS_FOR_TYPES_INITIALIZER, \ 304 LANG_HOOKS_GIMPLIFY_EXPR, \ 305 LANG_HOOKS_FOLD_OBJ_TYPE_REF, \ 306 LANG_HOOKS_BUILTIN_FUNCTION, \ 307 LANG_HOOKS_INIT_TS, \ 308 LANG_HOOKS_EXPR_TO_DECL, \ 309} 310 311#endif /* GCC_LANG_HOOKS_DEF_H */ 312