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