83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
|
/*
|
||
|
|
* Copyright (c) 2003-2004 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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @file
|
||
|
|
* Definition of a Intel ITX memory trace format reader.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __ITX_READER_HH__
|
||
|
|
#define __ITX_READER_HH__
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
|
||
|
|
#include "cpu/trace/reader/mem_trace_reader.hh"
|
||
|
|
#include "mem/mem_req.hh"
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* A memory trace reader for the Intel ITX memory trace format.
|
||
|
|
*/
|
||
|
|
class ITXReader : public MemTraceReader
|
||
|
|
{
|
||
|
|
/** Trace file. */
|
||
|
|
FILE *trace;
|
||
|
|
|
||
|
|
bool codeVirtValid;
|
||
|
|
Addr codeVirtAddr;
|
||
|
|
bool codePhysValid;
|
||
|
|
Addr codePhysAddr;
|
||
|
|
|
||
|
|
int traceFormat;
|
||
|
|
|
||
|
|
enum ITXType {
|
||
|
|
ITXRead,
|
||
|
|
ITXWrite,
|
||
|
|
ITXWriteback,
|
||
|
|
ITXCode,
|
||
|
|
ITXCodeComp
|
||
|
|
};
|
||
|
|
|
||
|
|
public:
|
||
|
|
/**
|
||
|
|
* Construct an ITXReader.
|
||
|
|
*/
|
||
|
|
ITXReader(const std::string &name, const std::string &filename);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Read the next request from the trace. Returns the request in the
|
||
|
|
* provided MemReqPtr and the cycle of the request in the return value.
|
||
|
|
* @param req Return the next request from the trace.
|
||
|
|
* @return ITX traces don't store timing information, return 0
|
||
|
|
*/
|
||
|
|
virtual Tick getNextReq(MemReqPtr &req);
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif //__ITX_READER_HH__
|
||
|
|
|