xref: /freebsd/lib/msun/src/s_fabsf.c (revision 0c43d89a0d8e976ca494d4837f4c1f3734d2c300)
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 #ifndef lint
17 static char rcsid[] = "$Id: s_fabsf.c,v 1.2 1994/08/18 23:06:43 jtc Exp $";
18 #endif
19 
20 /*
21  * fabsf(x) returns the absolute value of x.
22  */
23 
24 #include "math.h"
25 #include "math_private.h"
26 
27 #ifdef __STDC__
28 	float fabsf(float x)
29 #else
30 	float fabsf(x)
31 	float x;
32 #endif
33 {
34 	u_int32_t ix;
35 	GET_FLOAT_WORD(ix,x);
36 	SET_FLOAT_WORD(x,ix&0x7fffffff);
37         return x;
38 }
39