audk/StdLib/LibC/Math/s_fabs.c

33 lines
831 B
C

/* @(#)s_fabs.c 5.1 93/09/24 */
/*
* ====================================================
* 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.
* ====================================================
*/
#include <LibConfig.h>
#include <sys/EfiCdefs.h>
#if defined(LIBM_SCCS) && !defined(lint)
__RCSID("$NetBSD: s_fabs.c,v 1.10 2002/05/26 22:01:55 wiz Exp $");
#endif
/*
* fabs(x) returns the absolute value of x.
*/
#include "math.h"
#include "math_private.h"
double
fabs(double x)
{
u_int32_t high;
GET_HIGH_WORD(high,x);
SET_HIGH_WORD(x,high&0x7fffffff);
return x;
}