ack/mach/proto/fp/fef4.c

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1988-04-07 11:40:46 +00:00
/*
(c) copyright 1988 by the Vrije Universiteit, Amsterdam, The Netherlands.
See the copyright notice in the ACK home directory, in the file "Copyright".
*/
/* $Header$ */
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/*
SEPERATE INTO EXPONENT AND FRACTION (FEF 4)
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*/
#include "FP_types.h"
struct fef4_returns {
int e;
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_float f;
};
fef4(s1)
_float s1;
{
struct fef4_returns *r = (struct fef4_returns *) &s1;
EXTEND buf;
extend((_double *) &s1,&buf,sizeof(_float));
r->e = buf.exp-1;
buf.exp = 1;
compact(&buf,(_double *) &r->f,sizeof(_float));
}