about summary refs log tree commit diff
path: root/sysdeps/ieee754/k_standardl.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/ieee754/k_standardl.c')
-rw-r--r--sysdeps/ieee754/k_standardl.c107
1 files changed, 0 insertions, 107 deletions
diff --git a/sysdeps/ieee754/k_standardl.c b/sysdeps/ieee754/k_standardl.c
deleted file mode 100644
index 08d789f942..0000000000
--- a/sysdeps/ieee754/k_standardl.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/* Implement __kernel_standard_l.
-   Copyright (C) 2012-2017 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   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/>.
-
-   Parts based on k_standard.c from fdlibm: */
-
-/* @(#)k_standard.c 5.1 93/09/24 */
-/*
- * ====================================================
- * 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.
- * ====================================================
- */
-
-#include <math.h>
-#include <math_private.h>
-#include <fenv.h>
-#include <float.h>
-#include <errno.h>
-
-
-static double zero = 0.0;
-
-/* Handle errors for a libm function as specified by TYPE (see
-   comments in k_standard.c for details), with arguments X and Y,
-   returning the appropriate return value for that function.  */
-
-long double
-__kernel_standard_l (long double x, long double y, int type)
-{
-  double dx, dy;
-  struct exception exc;
-  fenv_t env;
-
-  feholdexcept (&env);
-  dx = x;
-  dy = y;
-  math_force_eval (dx);
-  math_force_eval (dy);
-  fesetenv (&env);
-
-  switch (type)
-    {
-    case 221:
-      /* powl (x, y) overflow.  */
-      exc.arg1 = dx;
-      exc.arg2 = dy;
-      exc.type = OVERFLOW;
-      exc.name = (char *) "powl";
-      if (_LIB_VERSION == _SVID_)
-	{
-	  exc.retval = HUGE;
-	  y *= 0.5;
-	  if (x < zero && __rintl (y) != y)
-	    exc.retval = -HUGE;
-	}
-      else
-	{
-	  exc.retval = HUGE_VAL;
-	  y *= 0.5;
-	  if (x < zero && __rintl (y) != y)
-	    exc.retval = -HUGE_VAL;
-	}
-      if (_LIB_VERSION == _POSIX_)
-	__set_errno (ERANGE);
-      else if (!matherr (&exc))
-	__set_errno (ERANGE);
-      return exc.retval;
-
-    case 222:
-      /* powl (x, y) underflow.  */
-      exc.arg1 = dx;
-      exc.arg2 = dy;
-      exc.type = UNDERFLOW;
-      exc.name = (char *) "powl";
-      exc.retval = zero;
-      y *= 0.5;
-      if (x < zero && __rintl (y) != y)
-	exc.retval = -zero;
-      if (_LIB_VERSION == _POSIX_)
-	__set_errno (ERANGE);
-      else if (!matherr (&exc))
-	__set_errno (ERANGE);
-      return exc.retval;
-
-    default:
-      return __kernel_standard (dx, dy, type);
-    }
-}