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ns32k-dis.c (invalid_float): Changed to take char* argument, and test for

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explicitly specified sizes, instead of using sizeof() on host CPU types.
(INVALID_FLOAT): Cast first argument.
This commit is contained in:
Ken Raeburn
1994-07-13 22:38:03 +00:00
parent 69bb683c6d
commit 60a70a7b0e
2 changed files with 15 additions and 12 deletions
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22
opcodes/ns32k-dis.c
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@@ -32,7 +32,7 @@ static disassemble_info *dis_info;
* Hacks to get it to compile <= READ THESE AS FIXES NEEDED
*/
#define CORE_ADDR unsigned long
#define INVALID_FLOAT(val, size) invalid_float(val, size)
#define INVALID_FLOAT(val, size) invalid_float((char *)val, size)
static long read_memory_integer(addr, nr)
unsigned char *addr;
@@ -801,20 +801,20 @@ get_displacement (buffer, aoffsetp)
#if 1 /* a version that should work on ns32k f's&d's on any machine */
int invalid_float(p, len)
register union { double d; float f; } *p;
register char *p;
register int len;
{
register val;
if ( len == sizeof (float) )
val = (bit_extract(&p.f, 23, 8)/*exponent*/ == 0xff
|| (bit_extract(&p, 23, 8)/*exponent*/ == 0 &&
bit_extract(&p, 0, 23)/*mantisa*/ != 0));
else if ( len == sizeof (double) )
val = (bit_extract(&p.d, 52, 11)/*exponent*/ == 0x7ff
|| (bit_extract(&p, 52, 11)/*exponent*/ == 0
&& (bit_extract(&p, 0, 32)/*low mantisa*/ != 0
|| bit_extract(&p, 32, 20)/*high mantisa*/ != 0)));
if ( len == 4 )
val = (bit_extract(p, 23, 8)/*exponent*/ == 0xff
|| (bit_extract(p, 23, 8)/*exponent*/ == 0 &&
bit_extract(p, 0, 23)/*mantisa*/ != 0));
else if ( len == 8 )
val = (bit_extract(p, 52, 11)/*exponent*/ == 0x7ff
|| (bit_extract(p, 52, 11)/*exponent*/ == 0
&& (bit_extract(p, 0, 32)/*low mantisa*/ != 0
|| bit_extract(p, 32, 20)/*high mantisa*/ != 0)));
else
val = 1;
return (val);