12fe8fb19SBen Gras /* @(#)s_fabs.c 5.1 93/09/24 */
22fe8fb19SBen Gras /*
32fe8fb19SBen Gras * ====================================================
42fe8fb19SBen Gras * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
52fe8fb19SBen Gras *
62fe8fb19SBen Gras * Developed at SunPro, a Sun Microsystems, Inc. business.
72fe8fb19SBen Gras * Permission to use, copy, modify, and distribute this
82fe8fb19SBen Gras * software is freely granted, provided that this notice
92fe8fb19SBen Gras * is preserved.
102fe8fb19SBen Gras * ====================================================
112fe8fb19SBen Gras */
122fe8fb19SBen Gras
132fe8fb19SBen Gras #include <sys/cdefs.h>
142fe8fb19SBen Gras #if defined(LIBM_SCCS) && !defined(lint)
15*84d9c625SLionel Sambuc __RCSID("$NetBSD: s_fabs.c,v 1.11 2013/11/29 22:16:10 joerg Exp $");
162fe8fb19SBen Gras #endif
172fe8fb19SBen Gras
182fe8fb19SBen Gras /*
192fe8fb19SBen Gras * fabs(x) returns the absolute value of x.
202fe8fb19SBen Gras */
212fe8fb19SBen Gras
222fe8fb19SBen Gras #include "math.h"
232fe8fb19SBen Gras #include "math_private.h"
242fe8fb19SBen Gras
25*84d9c625SLionel Sambuc #ifndef __HAVE_LONG_DOUBLE
__strong_alias(fabsl,fabs)26*84d9c625SLionel Sambuc __strong_alias(fabsl, fabs)
27*84d9c625SLionel Sambuc #endif
28*84d9c625SLionel Sambuc
292fe8fb19SBen Gras double
302fe8fb19SBen Gras fabs(double x)
312fe8fb19SBen Gras {
322fe8fb19SBen Gras u_int32_t high;
332fe8fb19SBen Gras GET_HIGH_WORD(high,x);
342fe8fb19SBen Gras SET_HIGH_WORD(x,high&0x7fffffff);
352fe8fb19SBen Gras return x;
362fe8fb19SBen Gras }
37