1/* @(#)s_fabs.c 5.1 93/09/24 */ 2/* 3 * ==================================================== 4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 5 * 6 * Developed at SunPro, a Sun Microsystems, Inc. business. 7 * Permission to use, copy, modify, and distribute this 8 * software is freely granted, provided that this notice 9 * is preserved. 10 * ==================================================== 11 */ 12 13#include <sys/cdefs.h> 14#if defined(LIBM_SCCS) && !defined(lint) 15__RCSID("$NetBSD: s_fabs.c,v 1.10 2002/05/26 22:01:55 wiz Exp $"); 16#endif 17 18/* 19 * fabs(x) returns the absolute value of x. 20 */ 21 22#include "math.h" 23#include "math_private.h" 24 25#ifndef __HAVE_LONG_DOUBLE 26__strong_alias(fabsl, fabs) 27#endif 28 29double 30fabs(double x) 31{ 32 u_int32_t high; 33 GET_HIGH_WORD(high,x); 34 SET_HIGH_WORD(x,high&0x7fffffff); 35 return x; 36} 37