2 * ====================================================
3 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
5 * Developed at SunPro, a Sun Microsystems, Inc. business.
6 * Permission to use, copy, modify, and distribute this
7 * software is freely granted, provided that this notice
9 * ====================================================
13 * significand(x) computes just
14 * scalb(x, (double) -ilogb(x)),
15 * for exercising the fraction-part(F) IEEE 754-1985 test vector.
19 #include "math_private.h"
21 double significand(double x
)
23 return __ieee754_scalb(x
,(double) -ilogb(x
));