mirror of https://github.com/acidanthera/audk.git
33 lines
831 B
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;
|
||
|
|
}
|