/* expr.h -> header file for expr.c
Copyright 1987, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2002, 2003 Free Software Foundation, Inc.
+ 2002, 2003, 2005, 2007, 2009 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
GAS 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)
+ the Free Software Foundation; either version 3, or (at your option)
any later version.
GAS is distributed in the hope that it will be useful,
You should have received a copy of the GNU General Public License
along with GAS; see the file COPYING. If not, write to the Free
- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
/*
* By popular demand, we define a struct to represent an expression.
unsigned short X_md;
} expressionS;
+enum expr_mode
+{
+ expr_evaluate,
+ expr_normal,
+ expr_defer
+};
+
/* "result" should be type (expressionS *). */
-#define expression(result) expr (0, result)
+#define expression(result) expr (0, result, expr_normal)
+#define expression_and_evaluate(result) expr (0, result, expr_evaluate)
+#define deferred_expression(result) expr (0, result, expr_defer)
/* If an expression is O_big, look here for its value. These common
data may be clobbered whenever expr() is called. */
extern char get_symbol_end (void);
extern void expr_begin (void);
extern void expr_set_precedence (void);
-extern segT expr (int rank, expressionS * resultP);
+extern void expr_set_rank (operatorT, operator_rankT);
+extern segT expr (int, expressionS *, enum expr_mode);
extern unsigned int get_single_number (void);
extern symbolS *make_expr_symbol (expressionS * expressionP);
extern int expr_symbol_where (symbolS *, char **, unsigned int *);
+extern void current_location (expressionS *);
extern symbolS *expr_build_uconstant (offsetT);
extern symbolS *expr_build_dot (void);
+
+int resolve_expression (expressionS *);