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authorPaul E. Murphy <murphyp@linux.vnet.ibm.com>2016-06-27 17:11:46 -0500
committerPaul E. Murphy <murphyp@linux.vnet.ibm.com>2016-08-19 11:28:55 -0500
commit01ee387015a2075c45a4e1ad45d39e50b5a6d40b (patch)
treec8d2a88b0900c294d5e82fe869908d46b3ca838f /math/s_ccosh.c
parent281f5073e5a6d2cd3733acd9c773c8c6340468c4 (diff)
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Convert _Complex cosine functions to generated code
This is fairly straight fowards.  m68k overrides are
updated to use the framework, and thus are simplified
a bit.
Diffstat (limited to 'math/s_ccosh.c')
-rw-r--r--math/s_ccosh.c147
1 files changed, 0 insertions, 147 deletions
diff --git a/math/s_ccosh.c b/math/s_ccosh.c
deleted file mode 100644
index 4c2f3008a3..0000000000
--- a/math/s_ccosh.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/* Complex cosine hyperbole function for double.
-   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.
-
-   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, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <complex.h>
-#include <fenv.h>
-#include <math.h>
-#include <math_private.h>
-#include <float.h>
-
-__complex__ double
-__ccosh (__complex__ double x)
-{
-  __complex__ double retval;
-  int rcls = fpclassify (__real__ x);
-  int icls = fpclassify (__imag__ x);
-
-  if (__glibc_likely (rcls >= FP_ZERO))
-    {
-      /* Real part is finite.  */
-      if (__glibc_likely (icls >= FP_ZERO))
-	{
-	  /* Imaginary part is finite.  */
-	  const int t = (int) ((DBL_MAX_EXP - 1) * M_LN2);
-	  double sinix, cosix;
-
-	  if (__glibc_likely (fabs (__imag__ x) > DBL_MIN))
-	    {
-	      __sincos (__imag__ x, &sinix, &cosix);
-	    }
-	  else
-	    {
-	      sinix = __imag__ x;
-	      cosix = 1.0;
-	    }
-
-	  if (fabs (__real__ x) > t)
-	    {
-	      double exp_t = __ieee754_exp (t);
-	      double rx = fabs (__real__ x);
-	      if (signbit (__real__ x))
-		sinix = -sinix;
-	      rx -= t;
-	      sinix *= exp_t / 2.0;
-	      cosix *= exp_t / 2.0;
-	      if (rx > t)
-		{
-		  rx -= t;
-		  sinix *= exp_t;
-		  cosix *= exp_t;
-		}
-	      if (rx > t)
-		{
-		  /* Overflow (original real part of x > 3t).  */
-		  __real__ retval = DBL_MAX * cosix;
-		  __imag__ retval = DBL_MAX * sinix;
-		}
-	      else
-		{
-		  double exp_val = __ieee754_exp (rx);
-		  __real__ retval = exp_val * cosix;
-		  __imag__ retval = exp_val * sinix;
-		}
-	    }
-	  else
-	    {
-	      __real__ retval = __ieee754_cosh (__real__ x) * cosix;
-	      __imag__ retval = __ieee754_sinh (__real__ x) * sinix;
-	    }
-
-	  math_check_force_underflow_complex (retval);
-	}
-      else
-	{
-	  __imag__ retval = __real__ x == 0.0 ? 0.0 : __nan ("");
-	  __real__ retval = __nan ("") + __nan ("");
-
-	  if (icls == FP_INFINITE)
-	    feraiseexcept (FE_INVALID);
-	}
-    }
-  else if (rcls == FP_INFINITE)
-    {
-      /* Real part is infinite.  */
-      if (__glibc_likely (icls > FP_ZERO))
-	{
-	  /* Imaginary part is finite.  */
-	  double sinix, cosix;
-
-	  if (__glibc_likely (fabs (__imag__ x) > DBL_MIN))
-	    {
-	      __sincos (__imag__ x, &sinix, &cosix);
-	    }
-	  else
-	    {
-	      sinix = __imag__ x;
-	      cosix = 1.0;
-	    }
-
-	  __real__ retval = __copysign (HUGE_VAL, cosix);
-	  __imag__ retval = (__copysign (HUGE_VAL, sinix)
-			     * __copysign (1.0, __real__ x));
-	}
-      else if (icls == FP_ZERO)
-	{
-	  /* Imaginary part is 0.0.  */
-	  __real__ retval = HUGE_VAL;
-	  __imag__ retval = __imag__ x * __copysign (1.0, __real__ x);
-	}
-      else
-	{
-	  /* The addition raises the invalid exception.  */
-	  __real__ retval = HUGE_VAL;
-	  __imag__ retval = __nan ("") + __nan ("");
-
-	  if (icls == FP_INFINITE)
-	    feraiseexcept (FE_INVALID);
-	}
-    }
-  else
-    {
-      __real__ retval = __nan ("");
-      __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nan ("");
-    }
-
-  return retval;
-}
-weak_alias (__ccosh, ccosh)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__ccosh, __ccoshl)
-weak_alias (__ccosh, ccoshl)
-#endif