33 lines
628 B
C
33 lines
628 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".
|
|
*/
|
|
|
|
/* $Id$ */
|
|
|
|
/*
|
|
SEPERATE DOUBLE INTO EXPONENT AND FRACTION (FEF 8)
|
|
*/
|
|
|
|
#include "FP_types.h"
|
|
|
|
void
|
|
fef8(r, s1)
|
|
DOUBLE s1;
|
|
struct fef8_returns *r;
|
|
{
|
|
EXTEND buf;
|
|
register struct fef8_returns *p = r; /* make copy, r might refer
|
|
to itself (see table)
|
|
*/
|
|
|
|
extend(&s1.d[0],&buf,sizeof(DOUBLE));
|
|
if (buf.exp == 0 && buf.m1 == 0 && buf.m2 == 0) {
|
|
p->e = 0;
|
|
}
|
|
else {
|
|
p->e = buf.exp + 1;
|
|
buf.exp = -1;
|
|
}
|
|
compact(&buf,&p->f.d[0],sizeof(DOUBLE));
|
|
}
|