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Diffstat (limited to 'cpu/trace/reader/ibm_reader.hh')
-rw-r--r-- | cpu/trace/reader/ibm_reader.hh | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/cpu/trace/reader/ibm_reader.hh b/cpu/trace/reader/ibm_reader.hh new file mode 100644 index 000000000..0f14da24d --- /dev/null +++ b/cpu/trace/reader/ibm_reader.hh @@ -0,0 +1,73 @@ +/* + * 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 IBM memory trace format reader. + */ + +#ifndef __IBM_READER_HH__ +#define __IBM_READER_HH__ + +#include <stdio.h> +#include "cpu/trace/reader/mem_trace_reader.hh" +#include "mem/mem_req.hh" + +/** + * A memory trace reader for the IBM memory trace format. + */ +class IBMReader : public MemTraceReader +{ + /** IBM trace file. */ + FILE* trace; + + enum IBMType { + IBM_INST_FETCH, + IBM_READ_ONLY_FETCH, + IBM_COND_EXCLUSIVE_FETCH, + IBM_EXCLUSIVE_FETCH, + IBM_FETCH_NO_DATA + }; + + public: + /** + * Construct an IBMReader. + */ + IBMReader(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 IBM traces don't store timing information, return 0 + */ + virtual Tick getNextReq(MemReqPtr &req); +}; + +#endif //__IBM_READER_HH__ + |