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-rw-r--r--sysdeps/generic/s_csinh.c126
1 files changed, 0 insertions, 126 deletions
diff --git a/sysdeps/generic/s_csinh.c b/sysdeps/generic/s_csinh.c
deleted file mode 100644
index f0e0cc61f1..0000000000
--- a/sysdeps/generic/s_csinh.c
+++ /dev/null
@@ -1,126 +0,0 @@
-/* Complex sine hyperbole function for double.
- Copyright (C) 1997 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <complex.h>
-#include <fenv.h>
-#include <math.h>
-
-#include "math_private.h"
-
-
-__complex__ double
-__csinh (__complex__ double x)
-{
- __complex__ double retval;
- int negate = signbit (__real__ x);
- int rcls = fpclassify (__real__ x);
- int icls = fpclassify (__imag__ x);
-
- __real__ x = fabs (__real__ x);
-
- if (rcls >= FP_ZERO)
- {
- /* Real part is finite. */
- if (icls >= FP_ZERO)
- {
- /* Imaginary part is finite. */
- double sinh_val = __ieee754_sinh (__real__ x);
- double cosh_val = __ieee754_cosh (__real__ x);
- double sinix, cosix;
-
- __sincos (__imag__ x, &sinix, &cosix);
-
- __real__ retval = sinh_val * cosix;
- __imag__ retval = cosh_val * sinix;
-
- if (negate)
- __real__ retval = -__real__ retval;
- }
- else
- {
- if (rcls == FP_ZERO)
- {
- /* Real part is 0.0. */
- __real__ retval = __copysign (0.0, negate ? -1.0 : 1.0);
- __imag__ retval = __nan ("") + __nan ("");
-
-#ifdef FE_INVALID
- if (icls == FP_INFINITE)
- feraiseexcept (FE_INVALID);
-#endif
- }
- else
- {
- __real__ retval = __nan ("");
- __imag__ retval = __nan ("");
-
-#ifdef FE_INVALID
- feraiseexcept (FE_INVALID);
-#endif
- }
- }
- }
- else if (rcls == FP_INFINITE)
- {
- /* Real part is infinite. */
- if (icls == FP_ZERO)
- {
- /* Imaginary part is 0.0. */
- __real__ retval = negate ? -HUGE_VAL : HUGE_VAL;
- __imag__ retval = __imag__ x;
- }
- else if (icls > FP_ZERO)
- {
- /* Imaginary part is finite. */
- double sinix, cosix;
-
- __sincos (__imag__ x, &sinix, &cosix);
-
- __real__ retval = __copysign (HUGE_VAL, cosix);
- __imag__ retval = __copysign (HUGE_VAL, sinix);
-
- if (negate)
- __real__ retval = -__real__ retval;
- }
- else
- {
- /* The addition raises the invalid exception. */
- __real__ retval = HUGE_VAL;
- __imag__ retval = __nan ("") + __nan ("");
-
-#ifdef FE_INVALID
- if (icls == FP_INFINITE)
- feraiseexcept (FE_INVALID);
-#endif
- }
- }
- else
- {
- __real__ retval = __nan ("");
- __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nan ("");
- }
-
- return retval;
-}
-weak_alias (__csinh, csinh)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__csinh, __csinhl)
-weak_alias (__csinh, csinhl)
-#endif