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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.
*/
/*
* Controller class of the tracer. Can stop/start/playback the ruby
* cache requests trace.
*/
#ifndef __MEM_RUBY_RECORDER_TRACER_HH__
#define __MEM_RUBY_RECORDER_TRACER_HH__
#include <iostream>
#include <string>
#include "mem/protocol/RubyRequestType.hh"
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/system/NodeID.hh"
#include "params/RubyTracer.hh"
#include "sim/sim_object.hh"
#include "gzstream.hh"
class Address;
class TraceRecord;
class Sequencer;
class Tracer : public SimObject
{
public:
typedef RubyTracerParams Params;
Tracer(const Params *p);
void startTrace(std::string filename);
void stopTrace();
bool traceEnabled() { return m_enabled; }
void traceRequest(Sequencer* sequencer, const Address& data_addr,
const Address& pc_addr, RubyRequestType type, Time time);
void print(std::ostream& out) const;
int playbackTrace(std::string filename);
private:
// Private copy constructor and assignment operator
Tracer(const Tracer& obj);
Tracer& operator=(const Tracer& obj);
ogzstream m_trace_file;
bool m_enabled;
//added by SS
int m_warmup_length;
};
inline std::ostream&
operator<<(std::ostream& out, const Tracer& obj)
{
obj.print(out);
out << std::flush;
return out;
}
#endif // __MEM_RUBY_RECORDER_TRACER_HH__
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