-/* Return arc hyperbole sine for double value.
+/* Return arc hyperbolic sine for a complex float type.
Copyright (C) 1997-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
#include <math.h>
#include <math_private.h>
-__complex__ double
-__casinh (__complex__ double x)
+CFLOAT
+M_DECL_FUNC (__casinh) (CFLOAT x)
{
- __complex__ double res;
+ CFLOAT res;
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
{
if (icls == FP_INFINITE)
{
- __real__ res = __copysign (HUGE_VAL, __real__ x);
+ __real__ res = M_COPYSIGN (M_HUGE_VAL, __real__ x);
if (rcls == FP_NAN)
- __imag__ res = __nan ("");
+ __imag__ res = M_NAN;
else
- __imag__ res = __copysign (rcls >= FP_ZERO ? M_PI_2 : M_PI_4,
+ __imag__ res = M_COPYSIGN ((rcls >= FP_ZERO
+ ? M_MLIT (M_PI_2) : M_MLIT (M_PI_4)),
__imag__ x);
}
else if (rcls <= FP_INFINITE)
__real__ res = __real__ x;
if ((rcls == FP_INFINITE && icls >= FP_ZERO)
|| (rcls == FP_NAN && icls == FP_ZERO))
- __imag__ res = __copysign (0.0, __imag__ x);
+ __imag__ res = M_COPYSIGN (0, __imag__ x);
else
- __imag__ res = __nan ("");
+ __imag__ res = M_NAN;
}
else
{
- __real__ res = __nan ("");
- __imag__ res = __nan ("");
+ __real__ res = M_NAN;
+ __imag__ res = M_NAN;
}
}
else if (rcls == FP_ZERO && icls == FP_ZERO)
}
else
{
- res = __kernel_casinh (x, 0);
+ res = M_SUF (__kernel_casinh) (x, 0);
}
return res;
}
-weak_alias (__casinh, casinh)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__casinh, __casinhl)
-weak_alias (__casinh, casinhl)
+
+declare_mgen_alias (__casinh, casinh)
+
+#if M_LIBM_NEED_COMPAT (casinh)
+declare_mgen_libm_compat (__casinh, casinh)
#endif