1 /* @(#)s_signif.c 5.1 93/09/24 */
2 /* $FreeBSD: head/lib/msun/src/s_significand.c 176451 2008-02-22 02:30:36Z das $ */
4 * ====================================================
5 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
7 * Developed at SunPro, a Sun Microsystems, Inc. business.
8 * Permission to use, copy, modify, and distribute this
9 * software is freely granted, provided that this notice
11 * ====================================================
15 * significand(x) computes just
16 * scalb(x, (double) -ilogb(x)),
17 * for exercising the fraction-part(F) IEEE 754-1985 test vector.
21 #include "math_private.h"
26 return __ieee754_scalb(x,(double) -ilogb(x));