1 /* Language-dependent hooks for Objective-C. 2 Copyright 2001, 2002, 2003 Free Software Foundation, Inc. 3 Contributed by Ziemowit Laski <zlaski@apple.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 #include "config.h" 23 #include "system.h" 24 #include "coretypes.h" 25 #include "tm.h" 26 #include "tree.h" 27 #include "c-tree.h" 28 #include "c-common.h" 29 #include "toplev.h" 30 #include "objc-act.h" 31 #include "langhooks.h" 32 #include "langhooks-def.h" 33 34 enum c_language_kind c_language = clk_objc; 35 36 #undef LANG_HOOKS_NAME 37 #define LANG_HOOKS_NAME "GNU Objective-C" 38 #undef LANG_HOOKS_INIT 39 #define LANG_HOOKS_INIT objc_init 40 #undef LANG_HOOKS_FINISH 41 #define LANG_HOOKS_FINISH c_common_finish 42 #undef LANG_HOOKS_INIT_OPTIONS 43 #define LANG_HOOKS_INIT_OPTIONS c_common_init_options 44 #undef LANG_HOOKS_HANDLE_OPTION 45 #define LANG_HOOKS_HANDLE_OPTION c_common_handle_option 46 #undef LANG_HOOKS_HANDLE_FILENAME 47 #define LANG_HOOKS_HANDLE_FILENAME c_common_handle_filename 48 #undef LANG_HOOKS_MISSING_ARGUMENT 49 #define LANG_HOOKS_MISSING_ARGUMENT c_common_missing_argument 50 #undef LANG_HOOKS_POST_OPTIONS 51 #define LANG_HOOKS_POST_OPTIONS c_common_post_options 52 #undef LANG_HOOKS_GET_ALIAS_SET 53 #define LANG_HOOKS_GET_ALIAS_SET c_common_get_alias_set 54 #undef LANG_HOOKS_SAFE_FROM_P 55 #define LANG_HOOKS_SAFE_FROM_P c_safe_from_p 56 #undef LANG_HOOKS_PARSE_FILE 57 #define LANG_HOOKS_PARSE_FILE c_common_parse_file 58 #undef LANG_HOOKS_EXPAND_EXPR 59 #define LANG_HOOKS_EXPAND_EXPR c_expand_expr 60 #undef LANG_HOOKS_MARK_ADDRESSABLE 61 #define LANG_HOOKS_MARK_ADDRESSABLE c_mark_addressable 62 #undef LANG_HOOKS_TRUTHVALUE_CONVERSION 63 #define LANG_HOOKS_TRUTHVALUE_CONVERSION c_common_truthvalue_conversion 64 #undef LANG_HOOKS_FINISH_INCOMPLETE_DECL 65 #define LANG_HOOKS_FINISH_INCOMPLETE_DECL c_finish_incomplete_decl 66 #undef LANG_HOOKS_UNSAFE_FOR_REEVAL 67 #define LANG_HOOKS_UNSAFE_FOR_REEVAL c_common_unsafe_for_reeval 68 #undef LANG_HOOKS_STATICP 69 #define LANG_HOOKS_STATICP c_staticp 70 #undef LANG_HOOKS_SET_DECL_ASSEMBLER_NAME 71 #define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME c_static_assembler_name 72 #undef LANG_HOOKS_NO_BODY_BLOCKS 73 #define LANG_HOOKS_NO_BODY_BLOCKS true 74 #undef LANG_HOOKS_DUP_LANG_SPECIFIC_DECL 75 #define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL c_dup_lang_specific_decl 76 #undef LANG_HOOKS_PRINT_IDENTIFIER 77 #define LANG_HOOKS_PRINT_IDENTIFIER c_print_identifier 78 #undef LANG_HOOKS_DECL_PRINTABLE_NAME 79 #define LANG_HOOKS_DECL_PRINTABLE_NAME objc_printable_name 80 #undef LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL 81 #define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL c_warn_unused_global_decl 82 #undef LANG_HOOKS_DECL_UNINIT 83 #define LANG_HOOKS_DECL_UNINIT c_decl_uninit 84 85 #undef LANG_HOOKS_FUNCTION_ENTER_NESTED 86 #define LANG_HOOKS_FUNCTION_ENTER_NESTED c_push_function_context 87 #undef LANG_HOOKS_FUNCTION_LEAVE_NESTED 88 #define LANG_HOOKS_FUNCTION_LEAVE_NESTED c_pop_function_context 89 90 #undef LANG_HOOKS_RTL_EXPAND_STMT 91 #define LANG_HOOKS_RTL_EXPAND_STMT expand_stmt 92 93 /* Attribute hooks. */ 94 #undef LANG_HOOKS_COMMON_ATTRIBUTE_TABLE 95 #define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE c_common_attribute_table 96 #undef LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE 97 #define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE c_common_format_attribute_table 98 99 /* Inlining hooks same as the C front end. */ 100 #undef LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN 101 #define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \ 102 c_cannot_inline_tree_fn 103 #undef LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS 104 #define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \ 105 c_disregard_inline_limits 106 #undef LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P 107 #define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \ 108 anon_aggr_type_p 109 #undef LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING 110 #define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \ 111 c_convert_parm_for_inlining 112 #undef LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS 113 #define LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS c_estimate_num_insns 114 115 #undef LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION 116 #define LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION c_expand_body 117 118 #undef LANG_HOOKS_TYPE_FOR_MODE 119 #define LANG_HOOKS_TYPE_FOR_MODE c_common_type_for_mode 120 #undef LANG_HOOKS_TYPE_FOR_SIZE 121 #define LANG_HOOKS_TYPE_FOR_SIZE c_common_type_for_size 122 #undef LANG_HOOKS_SIGNED_TYPE 123 #define LANG_HOOKS_SIGNED_TYPE c_common_signed_type 124 #undef LANG_HOOKS_UNSIGNED_TYPE 125 #define LANG_HOOKS_UNSIGNED_TYPE c_common_unsigned_type 126 #undef LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE 127 #define LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE c_common_signed_or_unsigned_type 128 #undef LANG_HOOKS_INCOMPLETE_TYPE_ERROR 129 #define LANG_HOOKS_INCOMPLETE_TYPE_ERROR c_incomplete_type_error 130 #undef LANG_HOOKS_TYPE_PROMOTES_TO 131 #define LANG_HOOKS_TYPE_PROMOTES_TO c_type_promotes_to 132 133 #undef LANG_HOOKS_WRITE_GLOBALS 134 #define LANG_HOOKS_WRITE_GLOBALS c_write_global_declarations 135 136 /* Each front end provides its own hooks, for toplev.c. */ 137 const struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER; 138 139 /* Define the special tree codes that we use. */ 140 141 /* Table indexed by tree code giving a string containing a character 142 classifying the tree code. */ 143 144 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) TYPE, 145 146 const char tree_code_type[] = { 147 #include "tree.def" 148 'x', 149 #include "c-common.def" 150 'x', 151 #include "objc-tree.def" 152 }; 153 #undef DEFTREECODE 154 155 /* Table indexed by tree code giving number of expression 156 operands beyond the fixed part of the node structure. 157 Not used for types or decls. */ 158 159 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) LENGTH, 160 161 const unsigned char tree_code_length[] = { 162 #include "tree.def" 163 0, 164 #include "c-common.def" 165 0, 166 #include "objc-tree.def" 167 }; 168 #undef DEFTREECODE 169 170 /* Names of tree components. 171 Used for printing out the tree and error messages. */ 172 #define DEFTREECODE(SYM, NAME, TYPE, LEN) NAME, 173 174 const char * const tree_code_name[] = { 175 #include "tree.def" 176 "@@dummy", 177 #include "c-common.def" 178 "@@dummy", 179 #include "objc-tree.def" 180 }; 181 #undef DEFTREECODE 182