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-rw-r--r--sysdeps/tile/ffs.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/sysdeps/tile/ffs.c b/sysdeps/tile/ffs.c
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+++ b/sysdeps/tile/ffs.c
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+/* Copyright (C) 2011-2014 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
+
+   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 <limits.h>
+#define ffsl __something_else
+#include <string.h>
+
+#undef ffs
+int
+__ffs (int x)
+{
+  return __builtin_ffs (x);
+}
+weak_alias (__ffs, ffs)
+libc_hidden_def (__ffs)
+libc_hidden_builtin_def (ffs)
+
+#undef ffsll
+int
+ffsll (long long x)
+{
+  return __builtin_ffsll (x);
+}
+
+#undef ffsl
+#if ULONG_MAX == UINT_MAX
+weak_alias (__ffs, ffsl)
+#else
+weak_alias (ffsll, ffsl)
+#endif