langhooks-def.h revision 117395
190075Sobrien/* Default macros to initialize the lang_hooks data structure. 2117395Skan Copyright 2001, 2002 Free Software Foundation, Inc. 390075Sobrien Contributed by Alexandre Oliva <aoliva@redhat.com> 490075Sobrien 590075SobrienThis file is part of GNU CC. 690075Sobrien 790075SobrienGNU CC is free software; you can redistribute it and/or modify 890075Sobrienit under the terms of the GNU General Public License as published by 990075Sobrienthe Free Software Foundation; either version 2, or (at your option) 1090075Sobrienany later version. 1190075Sobrien 1290075SobrienGNU CC is distributed in the hope that it will be useful, 1390075Sobrienbut WITHOUT ANY WARRANTY; without even the implied warranty of 1490075SobrienMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1590075SobrienGNU General Public License for more details. 1690075Sobrien 1790075SobrienYou should have received a copy of the GNU General Public License 1890075Sobrienalong with GNU CC; see the file COPYING. If not, write to 1990075Sobrienthe Free Software Foundation, 59 Temple Place - Suite 330, 2090075SobrienBoston, MA 02111-1307, USA. */ 2190075Sobrien 2290075Sobrien#ifndef GCC_LANG_HOOKS_DEF_H 2390075Sobrien#define GCC_LANG_HOOKS_DEF_H 2490075Sobrien 25102780Skan#include "hooks.h" 26102780Skan 27117395Skanstruct diagnostic_context; 28117395Skan 2990075Sobrien/* Provide a hook routine for alias sets that always returns 1. This is 3090075Sobrien used by languages that haven't deal with alias sets yet. */ 3190075Sobrienextern HOST_WIDE_INT hook_get_alias_set_0 PARAMS ((tree)); 3290075Sobrien 3390075Sobrien/* Note to creators of new hooks: 3490075Sobrien 3590075Sobrien The macros in this file should NOT be surrounded by a 3690075Sobrien #ifdef...#endif pair, since this file declares the defaults. Each 3790075Sobrien front end overrides any hooks it wishes to, in the file containing 3890075Sobrien its struct lang_hooks, AFTER including this file. 3990075Sobrien 4090075Sobrien Prefix all default hooks with "lhd_". */ 4190075Sobrien 4290075Sobrien/* See langhooks.h for the definition and documentation of each hook. */ 4390075Sobrien 4490075Sobrienextern void lhd_do_nothing PARAMS ((void)); 45117395Skanextern void lhd_do_nothing_t PARAMS ((tree)); 46117395Skanextern void lhd_do_nothing_i PARAMS ((int)); 47117395Skanextern void lhd_do_nothing_f PARAMS ((struct function *)); 4890075Sobrienextern int lhd_decode_option PARAMS ((int, char **)); 4990075Sobrienextern HOST_WIDE_INT lhd_get_alias_set PARAMS ((tree)); 5090075Sobrienextern tree lhd_return_tree PARAMS ((tree)); 51117395Skanextern tree lhd_return_null_tree PARAMS ((tree)); 5290075Sobrienextern int lhd_safe_from_p PARAMS ((rtx, tree)); 5390075Sobrienextern int lhd_staticp PARAMS ((tree)); 54117395Skanextern int lhd_unsafe_for_reeval PARAMS ((tree)); 5590075Sobrienextern void lhd_clear_binding_stack PARAMS ((void)); 5690075Sobrienextern void lhd_print_tree_nothing PARAMS ((FILE *, tree, int)); 57117395Skanextern const char *lhd_decl_printable_name PARAMS ((tree, int)); 58117395Skanextern rtx lhd_expand_expr PARAMS ((tree, rtx, enum machine_mode, int)); 59117395Skanextern void lhd_print_error_function PARAMS ((struct diagnostic_context *, 60117395Skan const char *)); 61117395Skanextern void lhd_set_decl_assembler_name PARAMS ((tree)); 62117395Skanextern bool lhd_can_use_bit_fields_p PARAMS ((void)); 63117395Skanextern bool lhd_warn_unused_global_decl PARAMS ((tree)); 64117395Skanextern void lhd_incomplete_type_error PARAMS ((tree, tree)); 65117395Skanextern tree lhd_type_promotes_to PARAMS ((tree)); 66117395Skanextern bool lhd_decl_ok_for_sibcall PARAMS ((tree)); 67102780Skanextern tree lhd_expr_size PARAMS ((tree)); 6890075Sobrien 6990075Sobrien/* Declarations of default tree inlining hooks. */ 7090075Sobrientree lhd_tree_inlining_walk_subtrees PARAMS ((tree *, int *, 7190075Sobrien walk_tree_fn, 7290075Sobrien void *, void *)); 7390075Sobrienint lhd_tree_inlining_cannot_inline_tree_fn PARAMS ((tree *)); 7490075Sobrienint lhd_tree_inlining_disregard_inline_limits PARAMS ((tree)); 7590075Sobrientree lhd_tree_inlining_add_pending_fn_decls PARAMS ((void *, tree)); 7690075Sobrienint lhd_tree_inlining_tree_chain_matters_p PARAMS ((tree)); 7790075Sobrienint lhd_tree_inlining_auto_var_in_fn_p PARAMS ((tree, tree)); 7890075Sobrientree lhd_tree_inlining_copy_res_decl_for_inlining PARAMS ((tree, tree, 7990075Sobrien tree, void *, 8090075Sobrien int *, void *)); 8190075Sobrienint lhd_tree_inlining_anon_aggr_type_p PARAMS ((tree)); 8290075Sobrienint lhd_tree_inlining_start_inlining PARAMS ((tree)); 8390075Sobrienvoid lhd_tree_inlining_end_inlining PARAMS ((tree)); 8496263Sobrientree lhd_tree_inlining_convert_parm_for_inlining PARAMS ((tree, tree, tree)); 8590075Sobrien 86117395Skanvoid write_global_declarations PARAMS ((void)); 87117395Skan 8890075Sobrien#define LANG_HOOKS_NAME "GNU unknown" 8990075Sobrien#define LANG_HOOKS_IDENTIFIER_SIZE sizeof (struct lang_identifier) 9090075Sobrien#define LANG_HOOKS_INIT lhd_do_nothing 9190075Sobrien#define LANG_HOOKS_FINISH lhd_do_nothing 92117395Skan#define LANG_HOOKS_PARSE_FILE lhd_do_nothing_i 9390075Sobrien#define LANG_HOOKS_CLEAR_BINDING_STACK lhd_clear_binding_stack 9490075Sobrien#define LANG_HOOKS_INIT_OPTIONS lhd_do_nothing 9590075Sobrien#define LANG_HOOKS_DECODE_OPTION lhd_decode_option 96117395Skan#define LANG_HOOKS_POST_OPTIONS hook_bool_void_false 9790075Sobrien#define LANG_HOOKS_GET_ALIAS_SET lhd_get_alias_set 9890075Sobrien#define LANG_HOOKS_EXPAND_CONSTANT lhd_return_tree 99117395Skan#define LANG_HOOKS_EXPAND_EXPR lhd_expand_expr 10090075Sobrien#define LANG_HOOKS_SAFE_FROM_P lhd_safe_from_p 101117395Skan#define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t 102117395Skan#define LANG_HOOKS_UNSAFE_FOR_REEVAL lhd_unsafe_for_reeval 10390075Sobrien#define LANG_HOOKS_STATICP lhd_staticp 104117395Skan#define LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES lhd_do_nothing_t 105117395Skan#define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL lhd_do_nothing_t 106117395Skan#define LANG_HOOKS_UNSAVE_EXPR_NOW lhd_unsave_expr_now 107117395Skan#define LANG_HOOKS_MAYBE_BUILD_CLEANUP lhd_return_null_tree 108117395Skan#define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lhd_set_decl_assembler_name 109117395Skan#define LANG_HOOKS_CAN_USE_BIT_FIELDS_P lhd_can_use_bit_fields_p 11090075Sobrien#define LANG_HOOKS_HONOR_READONLY false 11190075Sobrien#define LANG_HOOKS_PRINT_STATISTICS lhd_do_nothing 11290075Sobrien#define LANG_HOOKS_PRINT_XNODE lhd_print_tree_nothing 11390075Sobrien#define LANG_HOOKS_PRINT_DECL lhd_print_tree_nothing 11490075Sobrien#define LANG_HOOKS_PRINT_TYPE lhd_print_tree_nothing 11590075Sobrien#define LANG_HOOKS_PRINT_IDENTIFIER lhd_print_tree_nothing 116117395Skan#define LANG_HOOKS_PRINT_ERROR_FUNCTION lhd_print_error_function 117117395Skan#define LANG_HOOKS_DECL_PRINTABLE_NAME lhd_decl_printable_name 118102780Skan#define LANG_HOOKS_EXPR_SIZE lhd_expr_size 11990075Sobrien 120117395Skan#define LANG_HOOKS_FUNCTION_INIT lhd_do_nothing_f 121117395Skan#define LANG_HOOKS_FUNCTION_FINAL lhd_do_nothing_f 122117395Skan#define LANG_HOOKS_FUNCTION_ENTER_NESTED lhd_do_nothing_f 123117395Skan#define LANG_HOOKS_FUNCTION_LEAVE_NESTED lhd_do_nothing_f 124117395Skan 125117395Skan/* Attribute hooks. */ 126117395Skan#define LANG_HOOKS_ATTRIBUTE_TABLE NULL 127117395Skan#define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE NULL 128117395Skan#define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE NULL 129117395Skan 13090075Sobrien/* Tree inlining hooks. */ 13190075Sobrien#define LANG_HOOKS_TREE_INLINING_WALK_SUBTREES lhd_tree_inlining_walk_subtrees 13290075Sobrien#define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \ 13390075Sobrien lhd_tree_inlining_cannot_inline_tree_fn 13490075Sobrien#define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \ 13590075Sobrien lhd_tree_inlining_disregard_inline_limits 13690075Sobrien#define LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS \ 13790075Sobrien lhd_tree_inlining_add_pending_fn_decls 13890075Sobrien#define LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P \ 13990075Sobrien lhd_tree_inlining_tree_chain_matters_p 14090075Sobrien#define LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P \ 14190075Sobrien lhd_tree_inlining_auto_var_in_fn_p 14290075Sobrien#define LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING \ 14390075Sobrien lhd_tree_inlining_copy_res_decl_for_inlining 14490075Sobrien#define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \ 14590075Sobrien lhd_tree_inlining_anon_aggr_type_p 146107590Sobrien#define LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P \ 147117395Skan hook_bool_tree_false 14890075Sobrien#define LANG_HOOKS_TREE_INLINING_START_INLINING \ 14990075Sobrien lhd_tree_inlining_start_inlining 15090075Sobrien#define LANG_HOOKS_TREE_INLINING_END_INLINING \ 15190075Sobrien lhd_tree_inlining_end_inlining 15296263Sobrien#define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \ 15396263Sobrien lhd_tree_inlining_convert_parm_for_inlining 15490075Sobrien 15590075Sobrien#define LANG_HOOKS_TREE_INLINING_INITIALIZER { \ 15690075Sobrien LANG_HOOKS_TREE_INLINING_WALK_SUBTREES, \ 15790075Sobrien LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN, \ 15890075Sobrien LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS, \ 15990075Sobrien LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS, \ 16090075Sobrien LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P, \ 16190075Sobrien LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P, \ 16290075Sobrien LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING, \ 16390075Sobrien LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P, \ 164107590Sobrien LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P, \ 16590075Sobrien LANG_HOOKS_TREE_INLINING_START_INLINING, \ 16696263Sobrien LANG_HOOKS_TREE_INLINING_END_INLINING, \ 16796263Sobrien LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \ 16890075Sobrien} \ 16990075Sobrien 170117395Skan#define LANG_HOOKS_FUNCTION_INITIALIZER { \ 171117395Skan LANG_HOOKS_FUNCTION_INIT, \ 172117395Skan LANG_HOOKS_FUNCTION_FINAL, \ 173117395Skan LANG_HOOKS_FUNCTION_ENTER_NESTED, \ 174117395Skan LANG_HOOKS_FUNCTION_LEAVE_NESTED \ 175117395Skan} 176117395Skan 17790075Sobrien/* Tree dump hooks. */ 17890075Sobrienint lhd_tree_dump_dump_tree PARAMS ((void *, tree)); 17990075Sobrienint lhd_tree_dump_type_quals PARAMS ((tree)); 18090075Sobrien 18190075Sobrien#define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN lhd_tree_dump_dump_tree 18290075Sobrien#define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN lhd_tree_dump_type_quals 18390075Sobrien 18490075Sobrien#define LANG_HOOKS_TREE_DUMP_INITIALIZER { \ 18590075Sobrien LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN, \ 18690075Sobrien LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN \ 187117395Skan} 18890075Sobrien 189117395Skan/* Types hooks. There are no reasonable defaults for most of them, 190117395Skan so we create a compile-time error instead. */ 191117395Skan#define LANG_HOOKS_MAKE_TYPE make_node 192117395Skan#define LANG_HOOKS_INCOMPLETE_TYPE_ERROR lhd_incomplete_type_error 193117395Skan#define LANG_HOOKS_TYPE_PROMOTES_TO lhd_type_promotes_to 194117395Skan 195117395Skan#define LANG_HOOKS_FOR_TYPES_INITIALIZER { \ 196117395Skan LANG_HOOKS_MAKE_TYPE, \ 197117395Skan LANG_HOOKS_TYPE_FOR_MODE, \ 198117395Skan LANG_HOOKS_TYPE_FOR_SIZE, \ 199117395Skan LANG_HOOKS_UNSIGNED_TYPE, \ 200117395Skan LANG_HOOKS_SIGNED_TYPE, \ 201117395Skan LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE, \ 202117395Skan LANG_HOOKS_TYPE_PROMOTES_TO, \ 203117395Skan LANG_HOOKS_INCOMPLETE_TYPE_ERROR \ 204117395Skan} 205117395Skan 206117395Skan/* Declaration hooks. */ 207117395Skan#define LANG_HOOKS_PUSHLEVEL pushlevel 208117395Skan#define LANG_HOOKS_POPLEVEL poplevel 209117395Skan#define LANG_HOOKS_GLOBAL_BINDINGS_P global_bindings_p 210117395Skan#define LANG_HOOKS_INSERT_BLOCK insert_block 211117395Skan#define LANG_HOOKS_SET_BLOCK set_block 212117395Skan#define LANG_HOOKS_PUSHDECL pushdecl 213117395Skan#define LANG_HOOKS_GETDECLS getdecls 214117395Skan#define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL lhd_warn_unused_global_decl 215117395Skan#define LANG_HOOKS_WRITE_GLOBALS write_global_declarations 216117395Skan#define LANG_HOOKS_DECL_OK_FOR_SIBCALL lhd_decl_ok_for_sibcall 217117395Skan 218117395Skan#define LANG_HOOKS_DECLS { \ 219117395Skan LANG_HOOKS_PUSHLEVEL, \ 220117395Skan LANG_HOOKS_POPLEVEL, \ 221117395Skan LANG_HOOKS_GLOBAL_BINDINGS_P, \ 222117395Skan LANG_HOOKS_INSERT_BLOCK, \ 223117395Skan LANG_HOOKS_SET_BLOCK, \ 224117395Skan LANG_HOOKS_PUSHDECL, \ 225117395Skan LANG_HOOKS_GETDECLS, \ 226117395Skan LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL, \ 227117395Skan LANG_HOOKS_WRITE_GLOBALS, \ 228117395Skan LANG_HOOKS_DECL_OK_FOR_SIBCALL, \ 229117395Skan} 230117395Skan 23190075Sobrien/* The whole thing. The structure is defined in langhooks.h. */ 23290075Sobrien#define LANG_HOOKS_INITIALIZER { \ 23390075Sobrien LANG_HOOKS_NAME, \ 23490075Sobrien LANG_HOOKS_IDENTIFIER_SIZE, \ 23590075Sobrien LANG_HOOKS_INIT_OPTIONS, \ 23690075Sobrien LANG_HOOKS_DECODE_OPTION, \ 23790075Sobrien LANG_HOOKS_POST_OPTIONS, \ 23890075Sobrien LANG_HOOKS_INIT, \ 23990075Sobrien LANG_HOOKS_FINISH, \ 240117395Skan LANG_HOOKS_PARSE_FILE, \ 24190075Sobrien LANG_HOOKS_CLEAR_BINDING_STACK, \ 24290075Sobrien LANG_HOOKS_GET_ALIAS_SET, \ 24390075Sobrien LANG_HOOKS_EXPAND_CONSTANT, \ 244117395Skan LANG_HOOKS_EXPAND_EXPR, \ 245117395Skan LANG_HOOKS_TRUTHVALUE_CONVERSION, \ 246117395Skan LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES, \ 24790075Sobrien LANG_HOOKS_SAFE_FROM_P, \ 248117395Skan LANG_HOOKS_FINISH_INCOMPLETE_DECL, \ 249117395Skan LANG_HOOKS_UNSAFE_FOR_REEVAL, \ 250117395Skan LANG_HOOKS_MARK_ADDRESSABLE, \ 25190075Sobrien LANG_HOOKS_STATICP, \ 252117395Skan LANG_HOOKS_DUP_LANG_SPECIFIC_DECL, \ 253117395Skan LANG_HOOKS_UNSAVE_EXPR_NOW, \ 254117395Skan LANG_HOOKS_MAYBE_BUILD_CLEANUP, \ 255117395Skan LANG_HOOKS_SET_DECL_ASSEMBLER_NAME, \ 256117395Skan LANG_HOOKS_CAN_USE_BIT_FIELDS_P, \ 25790075Sobrien LANG_HOOKS_HONOR_READONLY, \ 25890075Sobrien LANG_HOOKS_PRINT_STATISTICS, \ 25990075Sobrien LANG_HOOKS_PRINT_XNODE, \ 26090075Sobrien LANG_HOOKS_PRINT_DECL, \ 26190075Sobrien LANG_HOOKS_PRINT_TYPE, \ 26290075Sobrien LANG_HOOKS_PRINT_IDENTIFIER, \ 263117395Skan LANG_HOOKS_DECL_PRINTABLE_NAME, \ 264117395Skan LANG_HOOKS_PRINT_ERROR_FUNCTION, \ 265102780Skan LANG_HOOKS_EXPR_SIZE, \ 266117395Skan LANG_HOOKS_ATTRIBUTE_TABLE, \ 267117395Skan LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, \ 268117395Skan LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE, \ 269117395Skan LANG_HOOKS_FUNCTION_INITIALIZER, \ 27090075Sobrien LANG_HOOKS_TREE_INLINING_INITIALIZER, \ 271117395Skan LANG_HOOKS_TREE_DUMP_INITIALIZER, \ 272117395Skan LANG_HOOKS_DECLS, \ 273117395Skan LANG_HOOKS_FOR_TYPES_INITIALIZER \ 27490075Sobrien} 27590075Sobrien 27690075Sobrien#endif /* GCC_LANG_HOOKS_DEF_H */ 277