contrib/gcc-8.0/gcc/c-family/c-objc.h

   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 */