about summary refs log tree commit diff
path: root/ports/sysdeps/alpha/fpu/s_ceil.c
diff options
context:
space:
mode:
Diffstat (limited to 'ports/sysdeps/alpha/fpu/s_ceil.c')
-rw-r--r--ports/sysdeps/alpha/fpu/s_ceil.c57
1 files changed, 0 insertions, 57 deletions
diff --git a/ports/sysdeps/alpha/fpu/s_ceil.c b/ports/sysdeps/alpha/fpu/s_ceil.c
deleted file mode 100644
index 87ce984ea3..0000000000
--- a/ports/sysdeps/alpha/fpu/s_ceil.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/* Copyright (C) 1998-2014 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Richard Henderson.
-
-   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 <math.h>
-#include <math_ldbl_opt.h>
-
-/* Use the -inf rounding mode conversion instructions to implement
-   ceil, via something akin to -floor(-x).  This is much faster than
-   playing with the fpcr to achieve +inf rounding mode.  */
-
-double
-__ceil (double x)
-{
-  if (isless (fabs (x), 9007199254740992.0))	/* 1 << DBL_MANT_DIG */
-    {
-      double tmp1, new_x;
-
-      new_x = -x;
-      __asm (
-#ifdef _IEEE_FP_INEXACT
-	     "cvttq/svim %2,%1\n\t"
-#else
-	     "cvttq/svm %2,%1\n\t"
-#endif
-	     "cvtqt/m %1,%0\n\t"
-	     : "=f"(new_x), "=&f"(tmp1)
-	     : "f"(new_x));
-
-      /* Fix up the negation we did above, as well as handling -0 properly. */
-      x = copysign(new_x, x);
-    }
-  return x;
-}
-
-weak_alias (__ceil, ceil)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__ceil, __ceill)
-weak_alias (__ceil, ceill)
-#endif
-#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
-compat_symbol (libm, __ceil, ceill, GLIBC_2_0);
-#endif