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Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm/s_lroundl.c')
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_lroundl.c142
1 files changed, 0 insertions, 142 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_lroundl.c b/sysdeps/ieee754/ldbl-128ibm/s_lroundl.c
deleted file mode 100644
index a5251eece0..0000000000
--- a/sysdeps/ieee754/ldbl-128ibm/s_lroundl.c
+++ /dev/null
@@ -1,142 +0,0 @@
-/* Round to long int long double floating-point values.
-   IBM extended format long double version.
-   Copyright (C) 2006 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, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#include <math.h>
-#include <fenv_libc.h>
-#include <math_ldbl_opt.h>
-#include <float.h>
-#include <ieee754.h>
-
-#ifdef __STDC__
-long
-__lroundl (long double x)
-#else
-long
-__lroundl (x)
-     long double x;
-#endif
-{
-  double xh, xl;
-  long res, hi, lo;
-
-  ldbl_unpack (x, &xh, &xl);
-
-  /* Limit the range of values handled by the conversion to long.
-     We do this because we aren't sure whether that conversion properly
-     raises FE_INVALID.  */
-  if (
-#if __LONG_MAX__ == 2147483647
-      __builtin_expect
-      ((__builtin_fabs (xh) <= (double) __LONG_MAX__ + 2), 1)
-#else
-      __builtin_expect
-      ((__builtin_fabs (xh) <= -(double) (-__LONG_MAX__ - 1)), 1)
-#endif
-#if !defined (FE_INVALID)
-      || 1
-#endif
-    )
-    {
-#if __LONG_MAX__ == 2147483647
-      long long llhi = (long long) xh;
-      if (llhi != (long) llhi)
-	hi = llhi < 0 ? -__LONG_MAX__ - 1 : __LONG_MAX__;
-      else
-	hi = llhi;
-      xh -= hi;
-#else
-      if (__builtin_expect ((xh == -(double) (-__LONG_MAX__ - 1)), 0))
-	{
-	  /* When XH is 9223372036854775808.0, converting to long long will
-	     overflow, resulting in an invalid operation.  However, XL might
-	     be negative and of sufficient magnitude that the overall long
-	     double is in fact in range.  Avoid raising an exception.  In any
-	     case we need to convert this value specially, because
-	     the converted value is not exactly represented as a double
-	     thus subtracting HI from XH suffers rounding error.  */
-	  hi = __LONG_MAX__;
-	  xh = 1.0;
-	}
-      else
-	{
-	  hi = (long) xh;
-	  xh -= hi;
-	}
-#endif
-      ldbl_canonicalize (&xh, &xl);
-
-      lo = (long) xh;
-
-      /* Peg at max/min values, assuming that the above conversions do so.
-         Strictly speaking, we can return anything for values that overflow,
-         but this is more useful.  */
-      res = hi + lo;
-
-      /* This is just sign(hi) == sign(lo) && sign(res) != sign(hi).  */
-      if (__builtin_expect (((~(hi ^ lo) & (res ^ hi)) < 0), 0))
-	goto overflow;
-
-      xh -= lo;
-      ldbl_canonicalize (&xh, &xl);
-
-      hi = res;
-      if (xh > 0.5)
-	{
-	  res += 1;
-	}
-      else if (xh == 0.5)
-	{
-	  if (xl > 0.0 || (xl == 0.0 && res >= 0))
-	    res += 1;
-	}
-      else if (-xh > 0.5)
-	{
-	  res -= 1;
-	}
-      else if (-xh == 0.5)
-	{
-	  if (xl < 0.0 || (xl == 0.0 && res <= 0))
-	    res -= 1;
-	}
-
-      if (__builtin_expect (((~(hi ^ (res - hi)) & (res ^ hi)) < 0), 0))
-	goto overflow;
-
-      return res;
-    }
-  else
-    {
-      if (xh > 0.0)
-	hi = __LONG_MAX__;
-      else if (xh < 0.0)
-	hi = -__LONG_MAX__ - 1;
-      else
-	/* Nan */
-	hi = 0;
-    }
-
-overflow:
-#ifdef FE_INVALID
-  feraiseexcept (FE_INVALID);
-#endif
-  return hi;
-}
-
-long_double_symbol (libm, __lroundl, lroundl);