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diff --git a/src/mem/ruby/profiler/XactProfiler.hh b/src/mem/ruby/profiler/XactProfiler.hh
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+
+/*
+ * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
+ * 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 XACTPROFILER_H
+#define XACTPROFILER_H
+
+#include "Global.hh"
+#include "GenericMachineType.hh"
+#include "RubyConfig.hh"
+#include "Histogram.hh"
+#include "Consumer.hh"
+#include "AccessModeType.hh"
+#include "AccessType.hh"
+#include "NodeID.hh"
+#include "MachineID.hh"
+#include "PrefetchBit.hh"
+#include "Address.hh"
+#include "Set.hh"
+#include "CacheRequestType.hh"
+#include "GenericRequestType.hh"
+
+template <class KEY_TYPE, class VALUE_TYPE> class Map;
+
+class XactProfiler {
+public:
+  // Constructors
+  XactProfiler();
+
+  // Destructor
+  ~XactProfiler();
+
+  void printStats(ostream& out, bool short_stats=false);
+  void printShortStats(ostream& out) { printStats(out, true); }
+  void clearStats();
+  void printConfig(ostream& out) const;
+
+  void print(ostream& out) const;
+
+  void profileTransCycles(int proc, int cycles);
+  void profileNonTransCycles(int proc, int cycles);
+  void profileStallTransCycles(int proc, int cycles);
+  void profileStallNonTransCycles(int proc, int cycles);
+  void profileAbortingTransCycles(int proc, int cycles);
+  void profileCommitingTransCycles(int proc, int cycles);
+  void profileBarrierCycles(int proc, int cycles);
+  void profileBackoffTransCycles(int proc, int cycles);
+  void profileGoodTransCycles(int proc, int cycles);
+
+  void profileBeginTimer(int proc);
+  void profileEndTimer(int proc);
+
+  long long int getTransCycles(int proc_no);
+  long long int getGoodTransCycles(int proc_no);
+  long long int getStallTransCycles(int proc_no);
+  long long int getAbortingTransCycles(int proc_no);
+  long long int getCommitingTransCycles(int proc_no);
+  long long int getBackoffTransCycles(int proc_no);
+  long long int getNonTransCycles(int proc_no);
+  long long int getBarrierCycles(int proc_no);
+
+  void profileHashValue(int hashFunction, int hashValue);
+
+private:
+
+  long long int * m_xactTransCycles;
+  long long int * m_xactStallTransCycles;
+  long long int * m_xactStallNonTransCycles;
+  long long int * m_xactAbortingCycles;
+  long long int * m_xactCommitingCycles;
+  long long int * m_xactBackoffCycles;
+  long long int * m_BarrierCycles;
+
+  long long int * m_xactGoodTransCycles;
+  long long int * m_xactNonTransCycles;
+
+  long long int * m_xactTimedCycles;
+  long long int * m_xactBeginTimer;
+
+  int max_hashFunction;
+  Vector<Histogram> m_hashProfile;
+};
+
+// Output operator declaration
+ostream& operator<<(ostream& out, const XactProfiler& obj);
+
+// ******************* Definitions *******************
+
+// Output operator definition
+extern inline
+ostream& operator<<(ostream& out, const XactProfiler& obj)
+{
+  obj.print(out);
+  out << flush;
+  return out;
+}
+
+#endif //XACTPROFILER_H
+
+