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Add support for ARMv8-M security extensions instructions
[deliverable/binutils-gdb.git]
/
gas
/
expr.h
diff --git
a/gas/expr.h
b/gas/expr.h
index 1d968e7ca47078cad3db2a52a374bdb08ecb8e0b..a270359644d5475cd188336bf364552b058ac51a 100644
(file)
--- a/
gas/expr.h
+++ b/
gas/expr.h
@@
-1,12
+1,11
@@
/* expr.h -> header file for expr.c
/* expr.h -> header file for expr.c
- Copyright 1987, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1987-2016 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
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,
any later version.
GAS is distributed in the hope that it will be useful,
@@
-16,8
+15,8
@@
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
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, 5
9 Temple Place - Suite 330
, Boston, MA
- 0211
1-1307
, USA. */
+ Software Foundation, 5
1 Franklin Street - Fifth Floor
, Boston, MA
+ 0211
0-1301
, USA. */
/*
* By popular demand, we define a struct to represent an expression.
/*
* By popular demand, we define a struct to represent an expression.
@@
-136,6
+135,11
@@
typedef struct expressionS {
when performing arithmetic on these values).
FIXME: This field is not set very reliably. */
unsigned int X_unsigned : 1;
when performing arithmetic on these values).
FIXME: This field is not set very reliably. */
unsigned int X_unsigned : 1;
+ /* This is used to implement "word size + 1 bit" arithmetic, so that e.g.
+ expressions used with .sleb128 directives can use the full range available
+ for an unsigned word, but can also properly represent all values of a
+ signed word. */
+ unsigned int X_extrabit : 1;
/* 7 additional bits can be defined if needed. */
/* 7 additional bits can be defined if needed. */
@@
-143,8
+147,17
@@
typedef struct expressionS {
unsigned short X_md;
} expressionS;
unsigned short X_md;
} expressionS;
+enum expr_mode
+{
+ expr_evaluate,
+ expr_normal,
+ expr_defer
+};
+
/* "result" should be type (expressionS *). */
/* "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. */
/* If an expression is O_big, look here for its value. These common
data may be clobbered whenever expr() is called. */
@@
-157,15
+170,20
@@
extern LITTLENUM_TYPE generic_bignum[];
typedef char operator_rankT;
typedef char operator_rankT;
-extern char get_symbol_end (void);
+extern char get_symbol_name (char **);
+extern char restore_line_pointer (char);
extern void expr_begin (void);
extern void expr_set_precedence (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 void add_to_result (expressionS *, offsetT, int);
+extern void subtract_from_result (expressionS *, offsetT, int);
+extern segT expr (int, expressionS *, enum expr_mode);
extern unsigned int get_single_number (void);
extern symbolS *make_expr_symbol (expressionS * expressionP);
extern unsigned int get_single_number (void);
extern symbolS *make_expr_symbol (expressionS * expressionP);
-extern int expr_symbol_where (symbolS *, char **, unsigned int *);
+extern int expr_symbol_where (symbolS *, const char **, unsigned int *);
+extern void current_location (expressionS *);
extern symbolS *expr_build_uconstant (offsetT);
extern symbolS *expr_build_uconstant (offsetT);
-extern symbolS *expr_build_unary (operatorT, symbolS *);
-extern symbolS *expr_build_binary (operatorT, symbolS *, symbolS *);
extern symbolS *expr_build_dot (void);
extern symbolS *expr_build_dot (void);
+
+int resolve_expression (expressionS *);
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