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diff --git a/src/cpu/o3/mips/impl.hh b/src/cpu/o3/mips/impl.hh
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-/*
- * Copyright (c) 2006 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.
- *
- * Authors: Kevin Lim
- *          Korey Sewell
- */
-
-#ifndef __CPU_O3_MIPS_IMPL_HH__
-#define __CPU_O3_MIPS_IMPL_HH__
-
-#include "arch/mips/isa_traits.hh"
-
-#include "cpu/o3/cpu_policy.hh"
-
-// Forward declarations.
-template <class Impl>
-class BaseO3DynInst;
-
-template <class Impl>
-class FullO3CPU;
-
-/** Implementation specific struct that defines several key types to the
- *  CPU, the stages within the CPU, the time buffers, and the DynInst.
- *  The struct defines the ISA, the CPU policy, the specific DynInst, the
- *  specific O3CPU, and all of the structs from the time buffers to do
- *  communication.
- *  This is one of the key things that must be defined for each hardware
- *  specific CPU implementation.
- */
-struct MipsSimpleImpl
-{
-    /** The type of MachInst. */
-    typedef TheISA::MachInst MachInst;
-
-    /** The CPU policy to be used, which defines all of the CPU stages. */
-    typedef SimpleCPUPolicy<MipsSimpleImpl> CPUPol;
-
-    /** The DynInst type to be used. */
-    typedef BaseO3DynInst<MipsSimpleImpl> DynInst;
-
-    /** The refcounted DynInst pointer to be used.  In most cases this is
-     *  what should be used, and not DynInst *.
-     */
-    typedef RefCountingPtr<DynInst> DynInstPtr;
-
-    /** The O3CPU type to be used. */
-    typedef FullO3CPU<MipsSimpleImpl> O3CPU;
-
-    /** Same typedef, but for CPUType.  BaseDynInst may not always use
-     * an O3 CPU, so it's clearer to call it CPUType instead in that
-     * case.
-     */
-    typedef O3CPU CPUType;
-
-    enum {
-      MaxWidth = 8,
-      MaxThreads = 4
-    };
-};
-
-/** The O3Impl to be used. */
-typedef MipsSimpleImpl O3CPUImpl;
-
-#endif // __CPU_O3_MIPS_IMPL_HH__