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diff --git a/sim/cache/null_compression.hh b/sim/cache/null_compression.hh
deleted file mode 100644
index d2bc76eef..000000000
--- a/sim/cache/null_compression.hh
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * Copyright (c) 2003 The Regents of The University of Michigan
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met: redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer;
- * redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution;
- * neither the name of the copyright holders nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef __NULL_COMPRESSION_HH__
-#define __NULL_COMPRESSION_HH__
-
-/**
- * @file
- * This file defines a doNothing compression algorithm.
- */
-
-/**
- * A dummy compression class to use when no data compression is desired.
- */
-class NullCompression
-{
-  public:
-    /**
-     * Uncompress the data, causes a fatal since no data should be compressed.
-     * @param dest The output buffer.
-     * @param src  The compressed data.
-     * @param size The number of bytes in src.
-     *
-     * @retval The size of the uncompressed data.
-     */
-    static int uncompress(uint8_t * dest, uint8_t *src, int size)
-    {
-        fatal("Can't uncompress data");
-    }
-
-    /**
-     * Compress the data, just returns the source data.
-     * @param dest The output buffer.
-     * @param src  The data to be compressed.
-     * @param size The number of bytes in src.
-     *
-     * @retval The size of the compressed data.
-     */
-
-    static int compress(uint8_t *dest, uint8_t *src, int size)
-    {
-        memcpy(dest,src,size);
-        return size;
-    }
-};
-
-#endif //__NULL_COMPRESSION_HH__