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/* $Id: expr.h,v 1.68 2009/01/27 15:40:22 potyra Exp $
*
* Copyright (C) 2007-2009 FAUcc Team <info@faumachine.org>.
* This program is free software. You can redistribute it and/or modify it
* under the terms of the GNU General Public License, either version 2 of
* the License, or (at your option) any later version. See COPYING.
*/
#ifndef __EXPR_H_INCLUDED
#define __EXPR_H_INCLUDED
#include "type.h"
#include "scope.h"
/*
* Types
*/
struct expr {
struct expr *prev;
struct expr *next;
enum {
EXPR_NONE,
EXPR_INTEGER,
EXPR_REAL,
EXPR_STRING,
EXPR_IDENTIFIER,
EXPR_BRACES,
EXPR_SIZEOF_TYPE,
EXPR_SIZEOF_EXPR,
EXPR_BUILTIN_CONSTANT_P,
EXPR_BUILTIN_OFFSETOF,
EXPR_BUILTIN_VA_ARG,
EXPR_TYPE_CONVERSION,
EXPR_STAR,
EXPR_AMPHERSAND,
EXPR_PRE_INC,
EXPR_PRE_DEC,
EXPR_POST_INC,
EXPR_POST_DEC,
EXPR_NEG,
EXPR_INV,
EXPR_NOT,
EXPR_LEFT,
EXPR_RIGHT,
EXPR_EQUAL,
EXPR_NOT_EQUAL,
EXPR_LESS,
EXPR_GREATER,
EXPR_LESS_EQUAL,
EXPR_GREATER_EQUAL,
EXPR_ADD,
EXPR_SUB,
EXPR_MUL,
EXPR_DIV,
EXPR_MOD,
EXPR_AND,
EXPR_OR,
EXPR_XOR,
EXPR_SHORT_OR,
EXPR_SHORT_AND,
EXPR_LIST,
EXPR_DOT,
EXPR_ARROW,
EXPR_ARRAY,
EXPR_FUNC,
EXPR_CONDITION,
EXPR_ASSIGN,
EXPR_LEFT_ASSIGN,
EXPR_RIGHT_ASSIGN,
EXPR_ADD_ASSIGN,
EXPR_SUB_ASSIGN,
EXPR_MUL_ASSIGN,
EXPR_DIV_ASSIGN,
EXPR_MOD_ASSIGN,
EXPR_AND_ASSIGN,
EXPR_OR_ASSIGN,
EXPR_XOR_ASSIGN,
} type;
unsigned long long integer;
long double real;
unsigned int string_len;
const char *string;
const char *member;
struct declaration *declaration;
struct type *type_name;
struct expr *expr0;
struct expr *expr1;
struct expr *expr2;
struct expr *first;
struct expr *last;
};
/*
* Functions
*/
extern void
expr_rename_structunionenum(
struct expr *e,
enum type_type type,
const char *old,
const char *new);
extern struct type *
expr_typeof(struct scope *s, struct expr *e);
extern int
expr_is_constant(struct expr *e);
extern struct expr *
expr_new(void);
extern struct expr *
expr_integer(int n);
extern struct expr *
expr_identifier(struct declaration *dion);
extern struct expr *
expr_sizeof_expr(struct expr *e0);
extern struct expr *
expr_sizeof_type(struct type *t);
extern struct expr *
expr_offsetof(struct type *ts, const char *mem);
extern struct expr *
expr_amphersand(struct expr *e0);
extern struct expr *
expr_star(struct expr *e0);
extern struct expr *
expr_arrow(struct expr *e0, const char *mem);
extern struct expr *
expr_not(struct expr *e0);
extern struct expr *
expr_left(struct expr *e0, struct expr *e1);
extern struct expr *
expr_right(struct expr *e0, struct expr *e1);
extern struct expr *
expr_add(struct expr *e0, struct expr *e1);
extern struct expr *
expr_sub(struct expr *e0, struct expr *e1);
extern struct expr *
expr_mul(struct expr *e0, struct expr *e1);
extern struct expr *
expr_div(struct expr *e0, struct expr *e1);
extern struct expr *
expr_mod(struct expr *e0, struct expr *e1);
extern struct expr *
expr_and(struct expr *e0, struct expr *e1);
extern struct expr *
expr_or(struct expr *e0, struct expr *e1);
extern struct expr *
expr_xor(struct expr *e0, struct expr *e1);
extern struct expr *
expr_short_and(struct expr *e0, struct expr *e1);
extern struct expr *
expr_short_or(struct expr *e0, struct expr *e1);
extern struct expr *
expr_equal(struct expr *e0, struct expr *e1);
extern struct expr *
expr_not_equal(struct expr *e0, struct expr *e1);
extern struct expr *
expr_less(struct expr *e0, struct expr *e1);
extern struct expr *
expr_less_equal(struct expr *e0, struct expr *e1);
extern struct expr *
expr_greater(struct expr *e0, struct expr *e1);
extern struct expr *
expr_greater_equal(struct expr *e0, struct expr *e1);
extern struct expr *
expr_assign(struct expr *e0, struct expr *e1);
extern struct expr *
expr_add_assign(struct expr *e0, struct expr *e1);
extern struct expr *
expr_cast(struct type *t, struct expr *e0);
extern struct expr *
expr_cast_ptrdiff(struct expr *e0);
extern struct expr *
expr_dup(struct expr *e);
extern void
expr_cp(struct expr *oe, struct expr *ne);
extern void
expr_free(struct expr *e);
extern int
expr_simplify(struct scope *s, struct declaration *dion);
extern int
expr_optimize(struct scope *s, struct declaration *dion);
#endif /* __EXPR_H_INCLUDED */
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