xref: /minix3/lib/libm/src/s_fabsf.c (revision 2fe8fb192fe7e8720e3e7a77f928da545e872a6a)
1*2fe8fb19SBen Gras /* s_fabsf.c -- float version of s_fabs.c.
2*2fe8fb19SBen Gras  * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
3*2fe8fb19SBen Gras  */
4*2fe8fb19SBen Gras 
5*2fe8fb19SBen Gras /*
6*2fe8fb19SBen Gras  * ====================================================
7*2fe8fb19SBen Gras  * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
8*2fe8fb19SBen Gras  *
9*2fe8fb19SBen Gras  * Developed at SunPro, a Sun Microsystems, Inc. business.
10*2fe8fb19SBen Gras  * Permission to use, copy, modify, and distribute this
11*2fe8fb19SBen Gras  * software is freely granted, provided that this notice
12*2fe8fb19SBen Gras  * is preserved.
13*2fe8fb19SBen Gras  * ====================================================
14*2fe8fb19SBen Gras  */
15*2fe8fb19SBen Gras 
16*2fe8fb19SBen Gras #include <sys/cdefs.h>
17*2fe8fb19SBen Gras #if defined(LIBM_SCCS) && !defined(lint)
18*2fe8fb19SBen Gras __RCSID("$NetBSD: s_fabsf.c,v 1.7 2002/05/26 22:01:55 wiz Exp $");
19*2fe8fb19SBen Gras #endif
20*2fe8fb19SBen Gras 
21*2fe8fb19SBen Gras /*
22*2fe8fb19SBen Gras  * fabsf(x) returns the absolute value of x.
23*2fe8fb19SBen Gras  */
24*2fe8fb19SBen Gras 
25*2fe8fb19SBen Gras #include "math.h"
26*2fe8fb19SBen Gras #include "math_private.h"
27*2fe8fb19SBen Gras 
28*2fe8fb19SBen Gras float
fabsf(float x)29*2fe8fb19SBen Gras fabsf(float x)
30*2fe8fb19SBen Gras {
31*2fe8fb19SBen Gras 	u_int32_t ix;
32*2fe8fb19SBen Gras 	GET_FLOAT_WORD(ix,x);
33*2fe8fb19SBen Gras 	SET_FLOAT_WORD(x,ix&0x7fffffff);
34*2fe8fb19SBen Gras         return x;
35*2fe8fb19SBen Gras }
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