| 12345678910111213141516171819202122232425262728293031323334353637383940 |
- /* w_acoshl.c -- long double version of w_acosh.c.
- * Conversion to long double by Ulrich Drepper,
- * Cygnus Support, drepper@cygnus.com.
- * Optimizations bu Ulrich Drepper <drepper@gmail.com>, 2011.
- */
- /*
- * ====================================================
- * 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 coshl(x)
- */
- #include <math.h>
- #include "math_private.h"
- #if !defined __NO_LONG_DOUBLE_MATH
- long double
- coshl (long double x)
- {
- #if __UCLIBC_HAS_FENV__
- long double z = (long double) __ieee754_cosh ((double) x);
- if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
- && _LIB_VERSION != _IEEE_)
- return __kernel_standard_l (x, x, 205); /* cosh overflow */
- return z;
- #else
- return (long double) __ieee754_cosh ((double) x);
- #endif /* __UCLIBC_HAS_FENV__ */
- }
- #endif /* __NO_LONG_DOUBLE_MATH */
|
