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#ifndef lint 14static char rcsid[] = "$FreeBSD: src/lib/msun/src/s_fabs.c,v 1.7 2002/05/28 18:15:04 alfred Exp $"; 15#endif 16 17/* 18 * fabs(x) returns the absolute value of x. 19 */ 20 21#include "math.h" 22#include "math_private.h" 23 24double 25fabs(double x) 26{ 27 u_int32_t high; 28 GET_HIGH_WORD(high,x); 29 SET_HIGH_WORD(x,high&0x7fffffff); 30 return x; 31} 32