1 /* s_finitef.c -- float version of s_finite.c.
2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
6 * ====================================================
7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
9 * Developed at SunPro, a Sun Microsystems, Inc. business.
10 * Permission to use, copy, modify, and distribute this
11 * software is freely granted, provided that this notice
13 * ====================================================
15 * $NetBSD: s_finitef.c,v 1.7 2002/05/26 22:01:55 wiz Exp $
16 * $DragonFly: src/lib/libm/src/s_finitef.c,v 1.1 2005/07/26 21:15:20 joerg Exp $
20 * finitef(x) returns 1 is x is finite, else 0;
25 #include "math_private.h"
32 return (int)((u_int32_t)((ix&0x7fffffff)-0x7f800000)>>31);