1/* w_coshf.c -- float version of w_cosh.c.
2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
3 * Optimizations by Ulrich Drepper <drepper@gmail.com>, 2011.
4 */
5
6/*
7 * ====================================================
8 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
9 *
10 * Developed at SunPro, a Sun Microsystems, Inc. business.
11 * Permission to use, copy, modify, and distribute this
12 * software is freely granted, provided that this notice
13 * is preserved.
14 * ====================================================
15 */
16
17/*
18 * wrapper coshf(x)
19 */
20
21#include <math.h>
22#include <math_private.h>
23#include <math-svid-compat.h>
24#include <libm-alias-float.h>
25
26#if LIBM_SVID_COMPAT
27float
28__coshf (float x)
29{
30 float z = __ieee754_coshf (x);
31 if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
32 && _LIB_VERSION != _IEEE_)
33 return __kernel_standard_f (x, x, 105); /* cosh overflow */
34
35 return z;
36}
37libm_alias_float (__cosh, cosh)
38#endif
39