libm/w_sinhl.c

   1 /* w_sinhl.c -- long double version of w_sinh.c.
   2  * Conversion to long double by Ulrich Drepper,
   3  * Cygnus Support, drepper@cygnus.com.
   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 sinhl(x)
  19  */
  20
  21 #include <math.h>
  22 #include "math_private.h"
  23
  24 #if !defined __NO_LONG_DOUBLE_MATH
  25 long double
  26 sinhl (long double x)
  27 {
  28 #if __UCLIBC_HAS_FENV__
  29         long double z = (long double) __ieee754_sinh ((double) x);
  30         if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
  31             && _LIB_VERSION != _IEEE_)
  32             return __kernel_standard_l (x, x, 225); /* sinh overflow */
  33
  34         return z;
  35 # else
  36         return (long double) __ieee754_sinh ((double) x);
  37 # endif /* __UCLIBC_HAS_FENV__ */
  38 }
  39 #endif