1/* w_coshf.c -- float version of w_cosh.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: w_coshf.c,v 1.6 2002/05/26 22:02:00 wiz Exp $");
19#endif
20
21/*
22 * wrapper coshf(x)
23 */
24
25#include "namespace.h"
26#include "math.h"
27#include "math_private.h"
28
29#ifdef __weak_alias
30__weak_alias(coshf, _coshf)
31#endif
32
33float
34coshf(float x)		/* wrapper coshf */
35{
36#ifdef _IEEE_LIBM
37	return __ieee754_coshf(x);
38#else
39	float z;
40	z = __ieee754_coshf(x);
41	if(_LIB_VERSION == _IEEE_ || isnanf(x)) return z;
42	if(fabsf(x)>(float)8.9415985107e+01) {
43		/* cosh overflow */
44	        return (float)__kernel_standard((double)x,(double)x,105);
45	} else
46	    return z;
47#endif
48}
49