1 /* Definitions of Objective-C front-end entry points used for C and C++. 2 Copyright (C) 1987-2018 Free Software Foundation, Inc. 3 4 This file is part of GCC. 5 6 GCC is free software; you can redistribute it and/or modify it under 7 the terms of the GNU General Public License as published by the Free 8 Software Foundation; either version 3, or (at your option) any later 9 version. 10 11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12 WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GCC; see the file COPYING3. If not see 18 <http://www.gnu.org/licenses/>. */ 19 20 #ifndef GCC_C_COMMON_OBJC_H 21 #define GCC_C_COMMON_OBJC_H 22 23 /* ObjC ivar visibility types. */ 24 enum GTY(()) objc_ivar_visibility_kind { 25 OBJC_IVAR_VIS_PROTECTED = 0, 26 OBJC_IVAR_VIS_PUBLIC = 1, 27 OBJC_IVAR_VIS_PRIVATE = 2, 28 OBJC_IVAR_VIS_PACKAGE = 3 29 }; 30 31 /* Objective-C / Objective-C++ entry points. */ 32 33 /* The following ObjC/ObjC++ functions are called by the C and/or C++ 34 front-ends; they all must have corresponding stubs in stub-objc.c. */ 35 extern void objc_write_global_declarations (void); 36 extern tree objc_is_class_name (tree); 37 extern tree objc_is_object_ptr (tree); 38 extern void objc_check_decl (tree); 39 extern void objc_check_global_decl (tree); 40 extern tree objc_common_type (tree, tree); 41 extern bool objc_compare_types (tree, tree, int, tree); 42 extern bool objc_have_common_type (tree, tree, int, tree); 43 extern bool objc_diagnose_private_ivar (tree); 44 extern void objc_volatilize_decl (tree); 45 extern tree objc_rewrite_function_call (tree, tree); 46 extern tree objc_message_selector (void); 47 extern tree objc_lookup_ivar (tree, tree); 48 extern void objc_clear_super_receiver (void); 49 extern int objc_is_public (tree, tree); 50 extern tree objc_is_id (tree); 51 extern void objc_declare_alias (tree, tree); 52 extern void objc_declare_class (tree); 53 extern void objc_declare_protocol (tree, tree); 54 extern tree objc_build_message_expr (tree, tree); 55 extern tree objc_finish_message_expr (tree, tree, tree, tree*); 56 extern tree objc_build_selector_expr (location_t, tree); 57 extern tree objc_build_protocol_expr (tree); 58 extern tree objc_build_encode_expr (tree); 59 extern tree objc_build_string_object (tree); 60 extern tree objc_get_protocol_qualified_type (tree, tree); 61 extern tree objc_get_class_reference (tree); 62 extern tree objc_get_class_ivars (tree); 63 extern bool objc_detect_field_duplicates (bool); 64 extern void objc_start_class_interface (tree, tree, tree, tree); 65 extern void objc_start_category_interface (tree, tree, tree, tree); 66 extern void objc_start_protocol (tree, tree, tree); 67 extern void objc_continue_interface (void); 68 extern void objc_finish_interface (void); 69 extern void objc_start_class_implementation (tree, tree); 70 extern void objc_start_category_implementation (tree, tree); 71 extern void objc_continue_implementation (void); 72 extern void objc_finish_implementation (void); 73 extern void objc_set_visibility (objc_ivar_visibility_kind); 74 extern tree objc_build_method_signature (bool, tree, tree, tree, bool); 75 extern void objc_add_method_declaration (bool, tree, tree); 76 extern bool objc_start_method_definition (bool, tree, tree, tree); 77 extern void objc_finish_method_definition (tree); 78 extern void objc_add_instance_variable (tree); 79 extern tree objc_build_keyword_decl (tree, tree, tree, tree); 80 extern tree objc_build_throw_stmt (location_t, tree); 81 extern void objc_begin_try_stmt (location_t, tree); 82 extern tree objc_finish_try_stmt (void); 83 extern void objc_begin_catch_clause (tree); 84 extern void objc_finish_catch_clause (void); 85 extern void objc_build_finally_clause (location_t, tree); 86 extern tree objc_build_synchronized (location_t, tree, tree); 87 extern int objc_static_init_needed_p (void); 88 extern tree objc_generate_static_init_call (tree); 89 extern tree objc_generate_write_barrier (tree, enum tree_code, tree); 90 extern void objc_set_method_opt (bool); 91 extern void objc_finish_foreach_loop (location_t, tree, tree, tree, tree, tree); 92 extern bool objc_method_decl (enum tree_code); 93 extern void objc_add_property_declaration (location_t, tree, bool, bool, bool, 94 bool, bool, bool, tree, tree); 95 extern tree objc_maybe_build_component_ref (tree, tree); 96 extern tree objc_build_class_component_ref (tree, tree); 97 extern tree objc_maybe_build_modify_expr (tree, tree); 98 extern tree objc_build_incr_expr_for_property_ref (location_t, enum tree_code, 99 tree, tree); 100 extern void objc_add_synthesize_declaration (location_t, tree); 101 extern void objc_add_dynamic_declaration (location_t, tree); 102 extern const char * objc_maybe_printable_name (tree, int); 103 extern bool objc_is_property_ref (tree); 104 extern bool objc_string_ref_type_p (tree); 105 extern void objc_check_format_arg (tree, tree); 106 extern void objc_finish_function (void); 107 extern void objc_maybe_warn_exceptions (location_t); 108 109 /* The following are provided by the C and C++ front-ends, and called by 110 ObjC/ObjC++. */ 111 extern void *objc_get_current_scope (void); 112 extern void objc_mark_locals_volatile (void *); 113 114 #endif /* ! GCC_C_COMMON_OBJC_H */ 115