xref: /freebsd/lib/msun/src/s_fabsf.c (revision 734e82fe33aa764367791a7d603b383996c6b40b)
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 /*
18  * fabsf(x) returns the absolute value of x.
19  */
20 
21 #include "math.h"
22 #include "math_private.h"
23 
24 float
25 fabsf(float x)
26 {
27 	u_int32_t ix;
28 	GET_FLOAT_WORD(ix,x);
29 	SET_FLOAT_WORD(x,ix&0x7fffffff);
30         return x;
31 }
32