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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 __MEM_RUBY_PROFILER_ADDRESSPROFILER_HH__
#define __MEM_RUBY_PROFILER_ADDRESSPROFILER_HH__
#include <iostream>
#include <unordered_map>
#include "mem/protocol/AccessType.hh"
#include "mem/protocol/RubyRequest.hh"
#include "mem/ruby/common/Address.hh"
#include "mem/ruby/common/Histogram.hh"
#include "mem/ruby/profiler/AccessTraceForAddress.hh"
#include "mem/ruby/profiler/Profiler.hh"
class Set;
class AddressProfiler
{
public:
typedef std::unordered_map<Addr, AccessTraceForAddress> AddressMap;
public:
AddressProfiler(int num_of_sequencers, Profiler *profiler);
~AddressProfiler();
void printStats(std::ostream& out) const;
void clearStats();
void addTraceSample(Addr data_addr, Addr pc_addr,
RubyRequestType type, RubyAccessMode access_mode,
NodeID id, bool sharing_miss);
void profileRetry(Addr data_addr, AccessType type, int count);
void profileGetX(Addr datablock, Addr PC,
const Set& owner, const Set& sharers, NodeID requestor);
void profileGetS(Addr datablock, Addr PC,
const Set& owner, const Set& sharers, NodeID requestor);
void print(std::ostream& out) const;
//added by SS
void setHotLines(bool hot_lines);
void setAllInstructions(bool all_instructions);
void regStats(const std::string &name) {}
void collateStats() {}
private:
// Private copy constructor and assignment operator
AddressProfiler(const AddressProfiler& obj);
AddressProfiler& operator=(const AddressProfiler& obj);
int64_t m_sharing_miss_counter;
AddressMap m_dataAccessTrace;
AddressMap m_macroBlockAccessTrace;
AddressMap m_programCounterAccessTrace;
AddressMap m_retryProfileMap;
Histogram m_retryProfileHisto;
Histogram m_retryProfileHistoWrite;
Histogram m_retryProfileHistoRead;
Histogram m_getx_sharing_histogram;
Histogram m_gets_sharing_histogram;
Profiler *m_profiler;
//added by SS
bool m_hot_lines;
bool m_all_instructions;
int m_num_of_sequencers;
};
AccessTraceForAddress& lookupTraceForAddress(Addr addr,
AddressProfiler::AddressMap&
record_map);
void printSorted(std::ostream& out, int num_of_sequencers,
const AddressProfiler::AddressMap &record_map,
std::string description, Profiler *profiler);
inline std::ostream&
operator<<(std::ostream& out, const AddressProfiler& obj)
{
obj.print(out);
out << std::flush;
return out;
}
#endif // __MEM_RUBY_PROFILER_ADDRESSPROFILER_HH__