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authorUlrich Drepper <drepper@redhat.com>1999-07-14 00:54:57 +0000
committerUlrich Drepper <drepper@redhat.com>1999-07-14 00:54:57 +0000
commitabfbdde177c3a7155070dda1b2cdc8292054cc26 (patch)
treee021306b596381fbf8311d2b7eb294e918ff17c8 /sysdeps/libm-ieee754/s_roundl.c
parent86421aa57ecfd70963ae66848bd6a6dd3b8e0fe6 (diff)
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Update.
Diffstat (limited to 'sysdeps/libm-ieee754/s_roundl.c')
-rw-r--r--sysdeps/libm-ieee754/s_roundl.c106
1 files changed, 0 insertions, 106 deletions
diff --git a/sysdeps/libm-ieee754/s_roundl.c b/sysdeps/libm-ieee754/s_roundl.c
deleted file mode 100644
index d7482b9b7c..0000000000
--- a/sysdeps/libm-ieee754/s_roundl.c
+++ /dev/null
@@ -1,106 +0,0 @@
-/* Round long double to integer away from zero.
-   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 Library General Public License as
-   published by the Free Software Foundation; either version 2 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
-   Library General Public License for more details.
-
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#include <math.h>
-
-#include "math_private.h"
-
-
-static const long double huge = 1.0e4930;
-
-
-long double
-__roundl (long double x)
-{
-  int32_t j0;
-  u_int32_t se, i1, i0;
-
-  GET_LDOUBLE_WORDS (se, i0, i1, x);
-  j0 = (se & 0x7fff) - 0x3fff;
-  if (j0 < 31)
-    {
-      if (j0 < 0)
-	{
-	  if (huge + x > 0.0)
-	    {
-	      se &= 0x8000;
-	      i0 = i1 = 0;
-	      if (j0 == -1)
-		{
-		  se |= 0x3fff;
-		  i0 = 0x80000000;
-		}
-	    }
-	}
-      else
-	{
-	  u_int32_t i = 0x7fffffff >> j0;
-	  if (((i0 & i) | i1) == 0)
-	    /* X is integral.  */
-	    return x;
-	  if (huge + x > 0.0)
-	    {
-	      /* Raise inexact if x != 0.  */
-	      u_int32_t j = i0 + (0x40000000 >> j0);
-	      if (j < i0)
-		se += 1;
-	      i0 = (j & ~i) | 0x80000000;
-	      i1 = 0;
-	    }
-	}
-    }
-  else if (j0 > 62)
-    {
-      if (j0 == 0x4000)
-	/* Inf or NaN.  */
-	return x + x;
-      else
-	return x;
-    }
-  else
-    {
-      u_int32_t i = 0xffffffff >> (j0 - 31);
-      if ((i1 & i) == 0)
-	/* X is integral.  */
-	return x;
-
-      if (huge + x > 0.0)
-	{
-	  /* Raise inexact if x != 0.  */
-	  u_int32_t j = i1 + (1 << (62 - j0));
-	  if (j < i1)
-	    {
-	      u_int32_t k = i0 + 1;
-	      if (k < i0)
-		{
-		  se += 1;
-		  k |= 0x80000000;
-		}
-	      i0 = k;
-	    }
-	  i1 = j;
-	}
-      i1 &= ~i;
-    }
-
-  SET_LDOUBLE_WORDS (x, se, i0, i1);
-  return x;
-}
-weak_alias (__roundl, roundl)