ack/mach/proto/fp/adf8.c

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/*
(c) copyright 1988 by the Vrije Universiteit, Amsterdam, The Netherlands.
See the copyright notice in the ACK home directory, in the file "Copyright".
*/
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/* $Id$ */
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/*
ADD TWO FLOATS - DOUBLE (ADF 8)
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*/
#include "FP_types.h"
void
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adf8(s2,s1)
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DOUBLE s1,s2;
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{
EXTEND e1,e2;
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if (s1.d[0] == 0 && s1.d[1] == 0) {
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s1 = s2;
return;
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}
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if (s2.d[0] == 0 && s2.d[1] == 0) {
return;
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}
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extend(&s1.d[0],&e1,sizeof(DOUBLE));
extend(&s2.d[0],&e2,sizeof(DOUBLE));
add_ext(&e1,&e2);
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compact(&e1,&s1.d[0],sizeof(DOUBLE));
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}