blob: 5bd6ce277cba4ef8fc855ae3f0f4edb3aaa5721b [file] [log] [blame] [edit]
/*
* Copyright (c) 2015 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* 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_PROBES_STACK_DIST_HH__
#define __MEM_PROBES_STACK_DIST_HH__
#include "mem/packet.hh"
#include "mem/probes/base.hh"
#include "mem/stack_dist_calc.hh"
#include "sim/stats.hh"
namespace gem5
{
struct StackDistProbeParams;
class StackDistProbe : public BaseMemProbe
{
public:
StackDistProbe(const StackDistProbeParams &params);
protected:
void handleRequest(const probing::PacketInfo &pkt_info) override;
protected:
// Cache line size to simulate
const unsigned lineSize;
// Disable the linear histograms
const bool disableLinearHists;
// Disable the logarithmic histograms
const bool disableLogHists;
protected:
StackDistCalc calc;
struct StackDistProbeStats : public statistics::Group
{
StackDistProbeStats(StackDistProbe* parent);
// Reads linear histogram
statistics::Histogram readLinearHist;
// Reads logarithmic histogram
statistics::SparseHistogram readLogHist;
// Writes linear histogram
statistics::Histogram writeLinearHist;
// Writes logarithmic histogram
statistics::SparseHistogram writeLogHist;
// Writes logarithmic histogram
statistics::Scalar infiniteSD;
} stats;
};
} // namespace gem5
#endif //__MEM_PROBES_STACK_DIST_HH__