xref: /netbsd-src/lib/libm/src/s_fabsf.c (revision 2a399c6883d870daece976daec6ffa7bb7f934ce)
1 /* s_fabsf.c -- float version of s_fabs.c.
2  * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
3  */
4 
5 /*
6  * ====================================================
7  * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
8  *
9  * Developed at SunPro, a Sun Microsystems, Inc. business.
10  * Permission to use, copy, modify, and distribute this
11  * software is freely granted, provided that this notice
12  * is preserved.
13  * ====================================================
14  */
15 
16 #include <sys/cdefs.h>
17 #if defined(LIBM_SCCS) && !defined(lint)
18 __RCSID("$NetBSD: s_fabsf.c,v 1.5 1997/10/09 11:31:51 lukem Exp $");
19 #endif
20 
21 /*
22  * fabsf(x) returns the absolute value of x.
23  */
24 
25 #include "math.h"
26 #include "math_private.h"
27 
28 #ifdef __STDC__
29 	float fabsf(float x)
30 #else
31 	float fabsf(x)
32 	float x;
33 #endif
34 {
35 	u_int32_t ix;
36 	GET_FLOAT_WORD(ix,x);
37 	SET_FLOAT_WORD(x,ix&0x7fffffff);
38         return x;
39 }
40