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-rw-r--r--sysdeps/i386/isinfl.c46
1 files changed, 0 insertions, 46 deletions
diff --git a/sysdeps/i386/isinfl.c b/sysdeps/i386/isinfl.c
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index 056d756d58..0000000000
--- a/sysdeps/i386/isinfl.c
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-/* Check `long double' for Infinity.  i386 FPU version.
-Copyright (C) 1991, 1992, 1995 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 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., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
-
-#include <math.h>
-#include "ieee754.h"
-
-#undef __isinfl
-#undef isinfl
-
-
-/* Return 0 if VALUE is finite or NaN, +1 if it
-   is +Infinity, -1 if it is -Infinity.  */
-int
-__isinfl (long double value)
-{
-  union ieee854_long_double u;
-
-  u.d = value;
-
-  /* Intel's interpretation of the IEEE 854 standard defines Inf to
-     have the maximum possible exponent and the MSB of the mantissa
-     set.  No further bit of the mantissa must be set.  */
-  if ((u.ieee.exponent & 0x7fff) == 0x7fff &&
-      u.ieee.mantissa0 == 0x80000000 && u.ieee.mantissa1 == 0)
-    return u.ieee.negative ? -1 : 1;
-
-  return 0;
-}
-
-weak_alias (__isinfl, isinfl);