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diff --git a/ports/sysdeps/ia64/softpipe.h b/ports/sysdeps/ia64/softpipe.h
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+/* This file is part of the GNU C Library.
+   Copyright (C) 2000 Free Software Foundation, Inc.
+
+   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/>.  */
+
+/* The latency of a memory load assumed by the assembly implementation
+   of the mem and str functions.  Since we don't have any clue about
+   where the data might be, let's assume it's in the L2 cache.
+   Assuming L3 would be too pessimistic :-)
+
+   Some functions define MEMLAT as 2, because they expect their data
+   to be in the L1D cache.  */
+
+#ifndef MEMLAT
+# define MEMLAT 6
+#endif