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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.
*/
/*
* AddressProfiler.hh
*
* Description:
*
* $Id$
*
*/
#ifndef ADDRESSPROFILER_H
#define ADDRESSPROFILER_H
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/system/NodeID.hh"
#include "mem/ruby/common/Histogram.hh"
#include "mem/ruby/common/Address.hh"
#include "mem/protocol/CacheMsg.hh"
#include "mem/protocol/AccessType.hh"
class AccessTraceForAddress;
class Set;
template <class KEY_TYPE, class VALUE_TYPE> class Map;
class AddressProfiler {
public:
// Constructors
AddressProfiler();
// Destructor
~AddressProfiler();
// Public Methods
void printStats(ostream& out) const;
void clearStats();
void addTraceSample(Address data_addr, Address pc_addr, CacheRequestType type, AccessModeType access_mode, NodeID id, bool sharing_miss);
void profilePersistentPrediction(const Address& data_addr, AccessType type);
void profileRetry(const Address& data_addr, AccessType type, int count);
void profileGetX(const Address& datablock, const Address& PC, const Set& owner, const Set& sharers, NodeID requestor);
void profileGetS(const Address& datablock, const Address& PC, const Set& owner, const Set& sharers, NodeID requestor);
void print(ostream& out) const;
private:
// Private Methods
// Private copy constructor and assignment operator
AddressProfiler(const AddressProfiler& obj);
AddressProfiler& operator=(const AddressProfiler& obj);
// Data Members (m_ prefix)
int64 m_sharing_miss_counter;
Map<Address, AccessTraceForAddress>* m_dataAccessTrace;
Map<Address, AccessTraceForAddress>* m_macroBlockAccessTrace;
Map<Address, AccessTraceForAddress>* m_programCounterAccessTrace;
Map<Address, AccessTraceForAddress>* m_retryProfileMap;
Map<Address, AccessTraceForAddress>* m_persistentPredictionProfileMap;
Histogram m_persistentPredictionProfileHisto;
Histogram m_retryProfileHisto;
Histogram m_retryProfileHistoWrite;
Histogram m_retryProfileHistoRead;
Histogram m_getx_sharing_histogram;
Histogram m_gets_sharing_histogram;
};
// Output operator declaration
ostream& operator<<(ostream& out, const AddressProfiler& obj);
// ******************* Definitions *******************
// Output operator definition
extern inline
ostream& operator<<(ostream& out, const AddressProfiler& obj)
{
obj.print(out);
out << flush;
return out;
}
#endif //ADDRESSPROFILER_H
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