Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998,
1999, 2000, 2001 Free Software Foundation, Inc.
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
-GNU CC is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with GCC; see the file COPYING. If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA. */
#ifndef GCC_C_COMMON_H
#define GCC_C_COMMON_H
enum rid
{
/* Modifiers: */
- /* C, in empirical order of frequency. */
+ /* C, in empirical order of frequency. */
RID_STATIC = 0,
RID_UNSIGNED, RID_LONG, RID_CONST, RID_EXTERN,
RID_REGISTER, RID_TYPEDEF, RID_SHORT, RID_INLINE,
RID_FRIEND, RID_VIRTUAL, RID_EXPLICIT, RID_EXPORT, RID_MUTABLE,
/* ObjC */
- RID_FIRST_PQ, RID_IN = RID_FIRST_PQ, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF, RID_ONEWAY,
+ RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF, RID_ONEWAY,
/* C */
RID_INT, RID_CHAR, RID_FLOAT, RID_DOUBLE, RID_VOID,
RID_MAX,
RID_FIRST_MODIFIER = RID_STATIC,
- RID_LAST_MODIFIER = RID_ONEWAY
+ RID_LAST_MODIFIER = RID_ONEWAY,
+
+ RID_FIRST_AT = RID_AT_ENCODE,
+ RID_LAST_AT = RID_AT_IMPLEMENTATION,
+ RID_FIRST_PQ = RID_IN,
+ RID_LAST_PQ = RID_ONEWAY
};
+#define OBJC_IS_AT_KEYWORD(rid) \
+ ((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)
+
/* The elements of `ridpointers' are identifier nodes for the reserved
type names and storage classes. It is indexed by a RID_... value. */
extern tree *ridpointers;
CTI_C_BOOL_FALSE,
CTI_DEFAULT_FUNCTION_TYPE,
- CTI_VOID_FTYPE,
- CTI_VOID_FTYPE_PTR,
- CTI_INT_FTYPE_INT,
- CTI_PTR_FTYPE_SIZETYPE,
-
CTI_G77_INTEGER_TYPE,
CTI_G77_UINTEGER_TYPE,
CTI_G77_LONGINT_TYPE,
CTI_G77_ULONGINT_TYPE,
- /* These are not types, but we have to look them up all the time. */
+ /* These are not types, but we have to look them up all the time. */
CTI_FUNCTION_NAME_DECL,
CTI_PRETTY_FUNCTION_NAME_DECL,
CTI_C99_FUNCTION_NAME_DECL,
CTI_MAX
};
-#define C_RID_CODE(id) (((struct c_common_identifier *) (id))->rid_code)
+#define C_RID_CODE(id) (((struct c_common_identifier *) (id))->node.rid_code)
/* Identifier part common to the C front ends. Inherits from
tree_identifier, despite appearances. */
{
struct tree_common common;
struct cpp_hashnode node;
- ENUM_BITFIELD(rid) rid_code: CHAR_BIT;
};
#define wchar_type_node c_global_trees[CTI_WCHAR_TYPE]
#define const_string_type_node c_global_trees[CTI_CONST_STRING_TYPE]
#define default_function_type c_global_trees[CTI_DEFAULT_FUNCTION_TYPE]
-#define void_ftype c_global_trees[CTI_VOID_FTYPE]
-#define void_ftype_ptr c_global_trees[CTI_VOID_FTYPE_PTR]
-#define int_ftype_int c_global_trees[CTI_INT_FTYPE_INT]
-#define ptr_ftype_sizetype c_global_trees[CTI_PTR_FTYPE_SIZETYPE]
/* g77 integer types, which which must be kept in sync with f/com.h */
#define g77_integer_type_node c_global_trees[CTI_G77_INTEGER_TYPE]
typedef enum c_language_kind
{
clk_c, /* A dialect of C: K&R C, ANSI/ISO C89, C2000,
- etc. */
+ etc. */
clk_cplusplus, /* ANSI/ISO C++ */
clk_objective_c /* Objective C */
}
extern int (*lang_missing_noreturn_ok_p) PARAMS ((tree));
-/* The type of a function that walks over tree structure. */
-
-typedef tree (*walk_tree_fn) PARAMS ((tree *,
- int *,
- void *));
-
extern stmt_tree current_stmt_tree PARAMS ((void));
extern tree *current_scope_stmt_stack PARAMS ((void));
extern void begin_stmt_tree PARAMS ((tree *));
DECL_LANG_SPECIFIC field. */
struct c_lang_decl {
- /* In a FUNCTION_DECL, this is DECL_SAVED_TREE. */
- tree saved_tree;
+ unsigned declared_inline : 1;
};
-/* In a FUNCTION_DECL, the saved representation of the body of the
- entire function. Usually a COMPOUND_STMT, but in C++ this may also
- be a RETURN_INIT, CTOR_INITIALIZER, or TRY_BLOCK. */
-#define DECL_SAVED_TREE(NODE) \
- (((struct c_lang_decl *) DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (NODE))) \
- ->saved_tree)
-
/* In a FUNCTION_DECL for which DECL_BUILT_IN does not hold, this is
the approximate number of statements in this function. There is
no need for this number to be exact; it is only used in various
extern int flag_short_wchar;
-/* Warn about *printf or *scanf format/argument anomalies. */
+/* Warn about *printf or *scanf format/argument anomalies. */
extern int warn_format;
extern int warn_missing_format_attribute;
+/* Nonzero means warn about sizeof (function) or addition/subtraction
+ of function pointers. */
+
+extern int warn_pointer_arith;
+
+/* Nonzero means to warn about compile-time division by zero. */
+extern int warn_div_by_zero;
+
/* Nonzero means do some things the same way PCC does. */
extern int flag_traditional;
extern int flag_no_nonansi_builtin;
-/* If non-NULL, dump the tree structure for the entire translation
- unit to this file. */
-
-extern const char *flag_dump_translation_unit;
-
/* Nonzero means warn about suggesting putting in ()'s. */
extern int warn_parentheses;
#define C_TYPE_FUNCTION_P(type) \
(TREE_CODE (type) == FUNCTION_TYPE)
-/* Return the qualifiers that apply to this type. In C++, that means
- descending through array types. Note that this macro evaluates its
- arguments mor than once. */
-#define C_TYPE_QUALS(TYPE) \
- (TYPE_QUALS ((TREE_CODE (TYPE) == ARRAY_TYPE \
- && c_language == clk_cplusplus) \
- ? strip_array_types (TYPE) : TYPE))
-
/* For convenience we define a single macro to identify the class of
object or incomplete types. */
#define C_TYPE_OBJECT_OR_INCOMPLETE_P(type) \
extern const char *fname_as_string PARAMS ((int));
extern tree fname_decl PARAMS ((unsigned, tree));
extern const char *fname_string PARAMS ((unsigned));
-extern void decl_attributes PARAMS ((tree, tree, tree));
-extern void init_function_format_info PARAMS ((void));
-extern void check_function_format PARAMS ((int *, tree, tree, tree));
+
+extern void check_function_format PARAMS ((int *, tree, tree));
extern void set_Wformat PARAMS ((int));
-extern void decl_handle_format_attribute PARAMS ((tree, tree));
-extern void decl_handle_format_arg_attribute PARAMS ((tree, tree));
+extern tree handle_format_attribute PARAMS ((tree *, tree, tree,
+ int, bool *));
+extern tree handle_format_arg_attribute PARAMS ((tree *, tree, tree,
+ int, bool *));
+extern void c_common_insert_default_attributes PARAMS ((tree));
extern void c_apply_type_quals_to_decl PARAMS ((int, tree));
+extern tree c_sizeof PARAMS ((tree));
+extern tree c_alignof PARAMS ((tree));
+extern tree c_alignof_expr PARAMS ((tree));
/* Print an error message for invalid operands to arith operation CODE.
NOP_EXPR is used as a special case (see truthvalue_conversion). */
extern void binary_op_error PARAMS ((enum tree_code));
frontends. */
extern void c_common_nodes_and_builtins PARAMS ((void));
-extern tree build_va_arg PARAMS ((tree, tree));
+extern void disable_builtin_function PARAMS ((const char *));
-extern void c_common_lang_init PARAMS ((void));
+extern tree build_va_arg PARAMS ((tree, tree));
+extern void c_common_init_options PARAMS ((enum c_language_kind));
+extern void c_common_post_options PARAMS ((void));
+extern const char *c_common_init PARAMS ((const char *));
+extern void c_common_finish PARAMS ((void));
+extern HOST_WIDE_INT c_common_get_alias_set PARAMS ((tree));
extern bool c_promoting_integer_type_p PARAMS ((tree));
extern int self_promoting_args_p PARAMS ((tree));
extern tree simple_type_promotes_to PARAMS ((tree));
will always be false, since there are no destructors.) */
#define STMT_IS_FULL_EXPR_P(NODE) TREE_LANG_FLAG_1 ((NODE))
-/* IF_STMT accessors. These give access to the condtion of the if
+/* IF_STMT accessors. These give access to the condition of the if
statement, the then block of the if statement, and the else block
- of the if stsatement if it exists. */
+ of the if statement if it exists. */
#define IF_COND(NODE) TREE_OPERAND (IF_STMT_CHECK (NODE), 0)
#define THEN_CLAUSE(NODE) TREE_OPERAND (IF_STMT_CHECK (NODE), 1)
#define ELSE_CLAUSE(NODE) TREE_OPERAND (IF_STMT_CHECK (NODE), 2)
-/* WHILE_STMT accessors. These give access to the condtion of the
- while statement and the body of the while statement, respectively. */
+/* WHILE_STMT accessors. These give access to the condition of the
+ while statement and the body of the while statement, respectively. */
#define WHILE_COND(NODE) TREE_OPERAND (WHILE_STMT_CHECK (NODE), 0)
#define WHILE_BODY(NODE) TREE_OPERAND (WHILE_STMT_CHECK (NODE), 1)
/* DO_STMT accessors. These give access to the condition of the do
- statement and the body of the do statement, respectively. */
+ statement and the body of the do statement, respectively. */
#define DO_COND(NODE) TREE_OPERAND (DO_STMT_CHECK (NODE), 0)
#define DO_BODY(NODE) TREE_OPERAND (DO_STMT_CHECK (NODE), 1)
-/* RETURN_STMT accessor. This gives the expression associated with a
- return statement. */
+/* RETURN_STMT accessors. These give the expression associated with a
+ return statement, and whether it should be ignored when expanding
+ (as opposed to inlining). */
#define RETURN_EXPR(NODE) TREE_OPERAND (RETURN_STMT_CHECK (NODE), 0)
/* EXPR_STMT accessor. This gives the expression associated with an
- expression statement. */
+ expression statement. */
#define EXPR_STMT_EXPR(NODE) TREE_OPERAND (EXPR_STMT_CHECK (NODE), 0)
/* FOR_STMT accessors. These give access to the init statement,
condition, update expression, and body of the for statement,
- respectively. */
+ respectively. */
#define FOR_INIT_STMT(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 0)
#define FOR_COND(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 1)
#define FOR_EXPR(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 2)
#define FOR_BODY(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 3)
/* SWITCH_STMT accessors. These give access to the condition and body
- of the switch statement, respectively. */
+ of the switch statement, respectively. */
#define SWITCH_COND(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 0)
#define SWITCH_BODY(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 1)
/* CASE_LABEL accessors. These give access to the high and low values
- of a case label, respectively. */
+ of a case label, respectively. */
#define CASE_LOW(NODE) TREE_OPERAND (CASE_LABEL_CHECK (NODE), 0)
#define CASE_HIGH(NODE) TREE_OPERAND (CASE_LABEL_CHECK (NODE), 1)
#define CASE_LABEL_DECL(NODE) TREE_OPERAND (CASE_LABEL_CHECK (NODE), 2)
/* GOTO_STMT accessor. This gives access to the label associated with
- a goto statement. */
+ a goto statement. */
#define GOTO_DESTINATION(NODE) TREE_OPERAND (GOTO_STMT_CHECK (NODE), 0)
+/* True for goto created artifically by the compiler. */
+#define GOTO_FAKE_P(NODE) (TREE_LANG_FLAG_0 (GOTO_STMT_CHECK (NODE)))
/* COMPOUND_STMT accessor. This gives access to the TREE_LIST of
- statements assocated with a compound statement. The result is the
- first statement in the list. Succeeding nodes can be acccessed by
- calling TREE_CHAIN on a node in the list. */
+ statements associated with a compound statement. The result is the
+ first statement in the list. Succeeding nodes can be accessed by
+ calling TREE_CHAIN on a node in the list. */
#define COMPOUND_BODY(NODE) TREE_OPERAND (COMPOUND_STMT_CHECK (NODE), 0)
/* ASM_STMT accessors. ASM_STRING returns a STRING_CST for the
instruction (e.g., "mov x, y"). ASM_OUTPUTS, ASM_INPUTS, and
ASM_CLOBBERS represent the outputs, inputs, and clobbers for the
- statement. */
+ statement. */
#define ASM_CV_QUAL(NODE) TREE_OPERAND (ASM_STMT_CHECK (NODE), 0)
#define ASM_STRING(NODE) TREE_OPERAND (ASM_STMT_CHECK (NODE), 1)
#define ASM_OUTPUTS(NODE) TREE_OPERAND (ASM_STMT_CHECK (NODE), 2)
#define ASM_CLOBBERS(NODE) TREE_OPERAND (ASM_STMT_CHECK (NODE), 4)
/* DECL_STMT accessor. This gives access to the DECL associated with
- the given declaration statement. */
+ the given declaration statement. */
#define DECL_STMT_DECL(NODE) TREE_OPERAND (DECL_STMT_CHECK (NODE), 0)
-/* STMT_EXPR accessor. */
+/* STMT_EXPR accessor. */
#define STMT_EXPR_STMT(NODE) TREE_OPERAND (STMT_EXPR_CHECK (NODE), 0)
/* LABEL_STMT accessor. This gives access to the label associated with
- the given label statement. */
+ the given label statement. */
#define LABEL_STMT_LABEL(NODE) TREE_OPERAND (LABEL_STMT_CHECK (NODE), 0)
/* Nonzero if this SCOPE_STMT is for the beginning of a scope. */
(SCOPE_STMT_BLOCK ((NODE)) == NULL_TREE)
/* Nonzero for a SCOPE_STMT which represents a lexical scope, but
- which should be treated as non-existant from the point of view of
+ which should be treated as non-existent from the point of view of
running cleanup actions. */
#define SCOPE_NO_CLEANUPS_P(NODE) \
(TREE_LANG_FLAG_3 (SCOPE_STMT_CHECK (NODE)))
(TREE_LANG_FLAG_2 ((NODE)))
/* Nonzero if we want the new ISO rules for pushing a new scope for `for'
- initialization variables. */
+ initialization variables. */
#define NEW_FOR_SCOPE_P(NODE) (TREE_LANG_FLAG_0 (NODE))
/* Nonzero if we want to create an ASM_INPUT instead of an
in C. */
extern void (*back_end_hook) PARAMS ((tree));
-#ifdef RTX_CODE
+/* enum expand_modified is in expr.h, as is the macro below. */
-extern struct rtx_def *c_expand_expr PARAMS ((tree, rtx,
- enum machine_mode,
- enum expand_modifier));
+#ifdef QUEUED_VAR
+extern rtx c_expand_expr PARAMS ((tree, rtx, enum machine_mode,
+ enum expand_modifier));
+#endif
extern int c_safe_from_p PARAMS ((rtx, tree));
-#endif
extern int c_unsafe_for_reeval PARAMS ((tree));
-/* In dump.c */
-
-typedef struct dump_info *dump_info_p;
-
-/* A callback function used dump language-specific parts of tree
- nodes. Returns non-zero if it does not want the usual dumping of
- the second argument. */
-
-typedef int (*dump_tree_fn) PARAMS ((dump_info_p, tree));
-
-extern dump_tree_fn lang_dump_tree;
-
-extern void dump_node_to_file PARAMS ((tree, const char *));
-
/* Information recorded about each file examined during compilation. */
struct c_fileinfo
struct c_fileinfo *get_fileinfo PARAMS ((const char *));
extern void dump_time_statistics PARAMS ((void));
-#endif
+#endif /* ! GCC_C_COMMON_H */