38 lines
682 B
C
38 lines
682 B
C
/*
|
|
(c) copyright 1988 by the Vrije Universiteit, Amsterdam, The Netherlands.
|
|
See the copyright notice in the ACK home directory, in the file "Copyright".
|
|
*/
|
|
|
|
/* $Header$ */
|
|
|
|
/*
|
|
SEPERATE DOUBLE INTO EXPONENT AND FRACTION
|
|
*/
|
|
|
|
#include "FP_types.h"
|
|
|
|
struct fef8_returns {
|
|
int e;
|
|
_double f;
|
|
};
|
|
|
|
fef8(s1)
|
|
_double s1;
|
|
{
|
|
EXTEND buf;
|
|
struct fef8_returns *r = (struct fef8_returns *) &s1;
|
|
|
|
#ifdef DEBUG
|
|
printf("FEF8(): ");
|
|
#endif DEBUG
|
|
extend(&s1,&buf,sizeof(_double));
|
|
r->e = buf.exp - 1;
|
|
buf.exp = 1;
|
|
compact(&buf,&r->f,sizeof(_double));
|
|
#ifdef DEBUG
|
|
printf("exponent = %3d fraction = 0x%08X%08X: ",
|
|
r->f.__double[0],r->f.__double[1]);
|
|
printf("FEF8()\n");
|
|
#endif DEBUG
|
|
}
|