xref: /freebsd/lib/msun/src/s_fabsf.c (revision 2f02600abfddfc4e9f20dd384a2e729b451e16bd)
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 __FBSDID("$FreeBSD$");
18 
19 /*
20  * fabsf(x) returns the absolute value of x.
21  */
22 
23 #include "math.h"
24 #include "math_private.h"
25 
26 float
27 fabsf(float x)
28 {
29 	u_int32_t ix;
30 	GET_FLOAT_WORD(ix,x);
31 	SET_FLOAT_WORD(x,ix&0x7fffffff);
32         return x;
33 }
34