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- /* w_coshf.c -- float version of w_cosh.c.
- * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
- * Optimizations by 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 coshf(x)
- */
- #include <math.h>
- #include "math_private.h"
- float
- coshf (float x)
- {
- #if defined(__UCLIBC_HAS_FENV__)
- float z = (float) __ieee754_cosh ((double) x);
- if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
- && _LIB_VERSION != _IEEE_)
- return __kernel_standard_f (x, x, 105); /* cosh overflow */
- return z;
- #else
- return (float) __ieee754_cosh ((double) x);
- #endif
- }
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