37 lines
845 B
C
37 lines
845 B
C
/* 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
|