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* config/tc-d30v.c (CHAR_BIT): Define. 

(check_range): Fix bit operations to support integers
	bigger than 32 bits.
This commit is contained in:
Diego Novillo 1999-10-07 06:26:25 +00:00
parent dd04745b74
commit ba09cd8d98
2 changed files with 25 additions and 5 deletions
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6
gas/ChangeLog
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@ -1,3 +1,9 @@
Thu Oct 7 00:23:53 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
* config/tc-d30v.c (CHAR_BIT): Define.
(check_range): Fix bit operations to support integers bigger than
32 bits.
Thu Oct 7 00:11:50 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
* config/tc-d10v.c (check_range): Check range for RESTRICTED_NUM3

24
gas/config/tc-d30v.c
View File

@ -31,6 +31,14 @@ const char *md_shortopts = "OnNcC";
const char EXP_CHARS[] = "eE";
const char FLT_CHARS[] = "dD";
#if HAVE_LIMITS_H
#include <limits.h>
#endif
#ifndef CHAR_BIT
#define CHAR_BIT 8
#endif
#define NOP_MULTIPLY 1
#define NOP_ALL 2
static int warn_nops = 0;
@ -236,29 +244,35 @@ check_range (num, bits, flags)
int retval=0;
/* don't bother checking 32-bit values */
if (bits == 32)
if (bits == 32 && sizeof(unsigned long) * CHAR_BIT == 32)
return 0;
/* Sign extend signed values to unsigned long */
if ((flags & OPERAND_SIGNED) && (num & ((unsigned long)1 << (bits - 1))))
num |= ((long)-1 << (bits - 1));
if (flags & OPERAND_SHIFT)
{
/* We know that all shifts are right by three bits.... */
if (flags & OPERAND_SIGNED)
num = (unsigned long) (((/*signed*/ long) num) >> 3);
num = (unsigned long) ( (long) num >= 0)
? ( ((long) num) >> 3 )
: ( (num >> 3) | ((unsigned long)-1 << (32 - 3)) );
else
num >>= 3;
}
if (flags & OPERAND_SIGNED)
{
max = (1 << (bits - 1))-1;
min = - (1 << (bits - 1));
max = ((unsigned long)1 << (bits - 1)) - 1;
min = - ((unsigned long)1 << (bits - 1));
if (((long)num > max) || ((long)num < min))
retval = 1;
}
else
{
max = (1 << bits) - 1;
max = ((unsigned long)1 << bits) - 1;
min = 0;
if ((num > max) || (num < min))
retval = 1;