/* Definitions for c-common.c.
Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998,
- 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+ 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
This file is part of GCC.
/* C extensions */
RID_ASM, RID_TYPEOF, RID_ALIGNOF, RID_ATTRIBUTE, RID_VA_ARG,
- RID_EXTENSION, RID_IMAGPART, RID_REALPART, RID_LABEL, RID_PTRBASE,
- RID_PTREXTENT, RID_PTRVALUE, RID_CHOOSE_EXPR, RID_TYPES_COMPATIBLE_P,
+ RID_EXTENSION, RID_IMAGPART, RID_REALPART, RID_LABEL, RID_CHOOSE_EXPR,
+ RID_TYPES_COMPATIBLE_P,
/* Too many ways of getting the name of a function as a string */
RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME, RID_C99_FUNCTION_NAME,
RID_CONSTCAST, RID_DYNCAST, RID_REINTCAST, RID_STATCAST,
/* Objective-C */
- RID_ID, RID_AT_ENCODE, RID_AT_END,
+ RID_AT_ENCODE, RID_AT_END,
RID_AT_CLASS, RID_AT_ALIAS, RID_AT_DEFS,
RID_AT_PRIVATE, RID_AT_PROTECTED, RID_AT_PUBLIC,
RID_AT_PROTOCOL, RID_AT_SELECTOR,
};
#define OBJC_IS_AT_KEYWORD(rid) \
- ((unsigned int)(rid) >= (unsigned int)RID_FIRST_AT && \
- (unsigned int)(rid) <= (unsigned int)RID_LAST_AT)
+ ((unsigned int) (rid) >= (unsigned int) RID_FIRST_AT && \
+ (unsigned int) (rid) <= (unsigned int) RID_LAST_AT)
#define OBJC_IS_PQ_KEYWORD(rid) \
- ((unsigned int)(rid) >= (unsigned int)RID_FIRST_PQ && \
- (unsigned int)(rid) <= (unsigned int)RID_LAST_PQ)
+ ((unsigned int) (rid) >= (unsigned int) RID_FIRST_PQ && \
+ (unsigned int) (rid) <= (unsigned int) RID_LAST_PQ)
/* The elements of `ridpointers' are identifier nodes for the reserved
type names and storage classes. It is indexed by a RID_... value. */
-extern GTY ((length ("(int)RID_MAX"))) tree *ridpointers;
+extern GTY ((length ("(int) RID_MAX"))) tree *ridpointers;
/* Standard named or nameless data types of the C compiler. */
/* Information about a statement tree. */
struct stmt_tree_s GTY(()) {
- /* The current statment list being collected. */
+ /* The current statement list being collected. */
tree x_cur_stmt_list;
/* In C++, Nonzero if we should treat statements as full
struct stmt_tree_s x_stmt_tree;
};
-/* When building a statement-tree, this is the current statment list
+/* When building a statement-tree, this is the current statement list
being collected. It's TREE_CHAIN is a back-pointer to the previous
- statment list. */
+ statement list. */
#define cur_stmt_list (current_stmt_tree ()->x_cur_stmt_list)
/* Language-specific hooks. */
-extern void (*lang_expand_function_end) (void);
-
/* Callback that determines if it's ok for a function to have no
noreturn attribute. */
extern int (*lang_missing_noreturn_ok_p) (tree);
extern int yyparse (void);
extern stmt_tree current_stmt_tree (void);
extern tree push_stmt_list (void);
-extern tree re_push_stmt_list (tree);
extern tree pop_stmt_list (tree);
extern tree add_stmt (tree);
extern void push_cleanup (tree, tree, bool);
-extern tree walk_stmt_tree (tree *, walk_tree_fn, void *);
extern int c_expand_decl (tree);
extern int field_decl_cmp (const void *, const void *);
/* Nonzero means to treat bitfields as signed unless they say `unsigned'. */
extern int flag_signed_bitfields;
-extern int explicit_flag_signed_bitfields;
/* Nonzero means warn about deprecated conversion from string constant to
`char *'. */
frontends. */
extern void c_common_nodes_and_builtins (void);
+extern void set_builtin_user_assembler_name (tree decl, const char *asmspec);
+
extern void disable_builtin_function (const char *);
extern tree build_va_arg (tree, tree);
extern int self_promoting_args_p (tree);
extern tree strip_array_types (tree);
extern tree strip_pointer_operator (tree);
+extern HOST_WIDE_INT c_common_to_target_charset (HOST_WIDE_INT);
/* This is the basic parsing function. */
extern void c_parse_file (void);
/* This is misnamed, it actually performs end-of-compilation processing. */
extern void finish_file (void);
+
/* These macros provide convenient access to the various _STMT nodes. */
/* Nonzero if this statement should be considered a full-expression,
#define FOR_EXPR(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 2)
#define FOR_BODY(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 3)
-#define SWITCH_TYPE(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 2)
+#define SWITCH_STMT_COND(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 0)
+#define SWITCH_STMT_BODY(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 1)
+#define SWITCH_STMT_TYPE(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 2)
/* STMT_EXPR accessor. */
#define STMT_EXPR_STMT(NODE) TREE_OPERAND (STMT_EXPR_CHECK (NODE), 0)
/* Handle increment and decrement of boolean types. */
extern tree boolean_increment (enum tree_code, tree);
-/* Hook currently used only by the C++ front end to reset internal state
- after entering or leaving a header file. */
-extern void extract_interface_info (void);
-
extern int case_compare (splay_tree_key, splay_tree_key);
extern tree c_add_case_label (splay_tree, tree, tree, tree, tree);
extern tree c_staticp (tree);
-extern int c_common_unsafe_for_reeval (tree);
-
extern void init_c_lex (void);
extern void c_cpp_builtins (cpp_reader *);
struct c_fileinfo
{
int time; /* Time spent in the file. */
- short interface_only; /* Flags - used only by C++ */
+
+ /* Flags used only by C++.
+ INTERFACE_ONLY nonzero means that we are in an "interface" section
+ of the compiler. INTERFACE_UNKNOWN nonzero means we cannot trust
+ the value of INTERFACE_ONLY. If INTERFACE_UNKNOWN is zero and
+ INTERFACE_ONLY is zero, it means that we are responsible for
+ exporting definitions that others might need. */
+ short interface_only;
short interface_unknown;
};
extern tree fold_offsetof (tree);
+/* Places where an lvalue, or modifiable lvalue, may be required.
+ Used to select diagnostic messages in lvalue_or_else and
+ readonly_error. */
+enum lvalue_use {
+ lv_assign,
+ lv_increment,
+ lv_decrement,
+ lv_addressof,
+ lv_asm
+};
+
+extern int lvalue_or_else (tree, enum lvalue_use);
+
/* In c-gimplify.c */
extern void c_genericize (tree);
extern int c_gimplify_expr (tree *, tree *, tree *);
extern int objc_is_reserved_word (tree);
extern int objc_comptypes (tree, tree, int);
extern tree objc_message_selector (void);
-extern tree objc_lookup_ivar (tree);
+extern tree objc_lookup_ivar (tree, tree);
extern void objc_clear_super_receiver (void);
extern int objc_is_public (tree, tree);
+extern tree objc_is_id (tree);
+extern void objc_declare_alias (tree, tree);
+extern void objc_declare_class (tree);
+extern void objc_declare_protocols (tree);
+extern tree objc_build_message_expr (tree);
+extern tree objc_finish_message_expr (tree, tree, tree);
+extern tree objc_build_selector_expr (tree);
+extern tree objc_build_protocol_expr (tree);
+extern tree objc_build_encode_expr (tree);
+extern tree objc_build_string_object (tree);
+extern tree objc_get_protocol_qualified_type (tree, tree);
+extern tree objc_get_class_reference (tree);
+extern tree objc_get_class_ivars (tree);
+extern void objc_start_class_interface (tree, tree, tree);
+extern void objc_start_category_interface (tree, tree, tree);
+extern void objc_start_protocol (tree, tree);
+extern void objc_continue_interface (void);
+extern void objc_finish_interface (void);
+extern void objc_start_class_implementation (tree, tree);
+extern void objc_start_category_implementation (tree, tree);
+extern void objc_continue_implementation (void);
+extern void objc_finish_implementation (void);
+extern void objc_set_visibility (int);
+extern void objc_set_method_type (enum tree_code);
+extern tree objc_build_method_signature (tree, tree, tree);
+extern void objc_add_method_declaration (tree);
+extern void objc_start_method_definition (tree);
+extern void objc_finish_method_definition (tree);
+extern void objc_add_instance_variable (tree);
+extern tree objc_build_keyword_decl (tree, tree, tree);
+extern tree objc_build_throw_stmt (tree);
+extern void objc_begin_try_stmt (location_t, tree);
+extern void objc_finish_try_stmt (void);
+extern void objc_begin_catch_clause (tree);
+extern void objc_finish_catch_clause (void);
+extern void objc_build_finally_clause (location_t, tree);
+extern void objc_build_synchronized (location_t, tree, tree);
+extern int objc_static_init_needed_p (void);
+extern tree objc_generate_static_init_call (tree);
/* The following are provided by the C and C++ front-ends, and called by
ObjC/ObjC++. */
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