_Qfmul.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* Copyright (c) 1988 by Sun Microsystems, Inc.
*/
#include "_Qquad.h"
#include "_Qglobals.h"
void
{
unsigned i,j,y,*x,s,r,c;
}
/* Now class(x) >= class(y). */
case fp_quiet:
case fp_signaling:
case fp_zero:
return;
case fp_infinity:
}
return;
case fp_normal:
return;
}
}
/* Now x and y are both normal or subnormal. */
if(y!=0) {
j=1;
do {
s |= r; /* shift acc right one bit */
if(j&y) { /* bit i of y != 0, add x to acc */
c = 0;
}
j += j;
} while (j!=0);
}
if(y!=0) {
j=1;
do {
s |= r; /* shift acc right one bit */
if(j&y) { /* bit i of y != 0, add x to acc */
c = 0;
}
j += j;
} while (j!=0);
} else {
}
if(y!=0) {
j=1;
do {
s |= r; /* shift acc right one bit */
if(j&y) { /* bit i of y != 0, add x to acc */
c = 0;
}
j += j;
} while (j!=0);
} else {
}
/* py->significand[0] * x */
j=1;
do {
s |= r; /* shift acc right one bit */
if(j&y) { /* bit i of y != 0, add x to acc */
c = 0;
}
j += j;
} while (j<=y);
} else {
}
}