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/* s_finitef.c -- float version of s_finite.c.
*/
/*
* ====================================================
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
* software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
#if defined(LIBM_SCCS) && !defined(lint)
static char rcsid[] = "$NetBSD: s_finitef.c,v 1.4 1995/05/10 20:47:18 jtc Exp $";
#endif
/*
* finitef(x) returns 1 is x is finite, else 0;
* no branching!
*/
#include <math.h>
#include <math_private.h>
#undef __finitef
#ifndef FINITEF
# define FINITEF __finitef
#endif
int FINITEF(float x)
{
int32_t ix;
GET_FLOAT_WORD(ix,x);
return (int)((uint32_t)((ix&0x7f800000)-0x7f800000)>>31);
}
hidden_def (__finitef)
weak_alias (__finitef, finitef)
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