kernel_stats.hh revision 1917
12SN/A/*
28703Sandreas.hansson@arm.com * Copyright (c) 2004-2005 The Regents of The University of Michigan
38703Sandreas.hansson@arm.com * All rights reserved.
48703Sandreas.hansson@arm.com *
58703Sandreas.hansson@arm.com * Redistribution and use in source and binary forms, with or without
68703Sandreas.hansson@arm.com * modification, are permitted provided that the following conditions are
78703Sandreas.hansson@arm.com * met: redistributions of source code must retain the above copyright
88703Sandreas.hansson@arm.com * notice, this list of conditions and the following disclaimer;
98703Sandreas.hansson@arm.com * redistributions in binary form must reproduce the above copyright
108703Sandreas.hansson@arm.com * notice, this list of conditions and the following disclaimer in the
118703Sandreas.hansson@arm.com * documentation and/or other materials provided with the distribution;
128703Sandreas.hansson@arm.com * neither the name of the copyright holders nor the names of its
138703Sandreas.hansson@arm.com * contributors may be used to endorse or promote products derived from
141762SN/A * this software without specific prior written permission.
157897Shestness@cs.utexas.edu *
162SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
172SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
182SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
192SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
202SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
212SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
222SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
232SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
242SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
252SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
262SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
272SN/A */
282SN/A
292SN/A#ifndef __KERNEL_STATS_HH__
302SN/A#define __KERNEL_STATS_HH__
312SN/A
322SN/A#include <map>
332SN/A#include <stack>
342SN/A#include <string>
352SN/A#include <vector>
362SN/A
372SN/A#include "cpu/static_inst.hh"
382SN/A
392SN/Aclass BaseCPU;
402665Ssaidi@eecs.umich.educlass ExecContext;
412665Ssaidi@eecs.umich.educlass FnEvent;
422665Ssaidi@eecs.umich.edu// What does kernel stats expect is included?
432665Ssaidi@eecs.umich.educlass System;
447897Shestness@cs.utexas.eduenum Fault;
452SN/A
462SN/Anamespace Kernel {
472SN/A
482SN/Aenum cpu_mode { kernel, user, idle, interrupt, cpu_mode_num };
492SN/Aextern const char *modestr[];
502SN/A
5175SN/Aclass Binning
522SN/A{
532439SN/A  private:
542439SN/A    std::string myname;
55603SN/A    System *system;
562986Sgblack@eecs.umich.edu
57603SN/A  private:
584762Snate@binkert.org    // lisa's binning stuff
598703Sandreas.hansson@arm.com    struct fnCall
602520SN/A    {
614762Snate@binkert.org        Stats::MainBin *myBin;
626658Snate@binkert.org        std::string name;
632378SN/A    };
64722SN/A
652378SN/A    struct SWContext
66312SN/A    {
671634SN/A        Counter calls;
682680Sktlim@umich.edu        std::stack<fnCall *> callStack;
691634SN/A    };
702521SN/A
712378SN/A    std::map<const std::string, Stats::MainBin *> fnBins;
722378SN/A    std::map<const Addr, SWContext *> swCtxMap;
73803SN/A
747723SAli.Saidi@ARM.com    std::multimap<const std::string, std::string> callerMap;
757723SAli.Saidi@ARM.com    void populateMap(std::string caller, std::string callee);
763960Sgblack@eecs.umich.edu
772378SN/A    std::vector<FnEvent *> fnEvents;
786658Snate@binkert.org
792SN/A    Stats::Scalar<> fnCalls;
808703Sandreas.hansson@arm.com
812SN/A    Stats::MainBin *getBin(const std::string &name);
828703Sandreas.hansson@arm.com    bool findCaller(std::string, std::string) const;
838703Sandreas.hansson@arm.com
848703Sandreas.hansson@arm.com    SWContext *findContext(Addr pcb);
858703Sandreas.hansson@arm.com    bool addContext(Addr pcb, SWContext *ctx)
868703Sandreas.hansson@arm.com    {
878703Sandreas.hansson@arm.com        return (swCtxMap.insert(std::make_pair(pcb, ctx))).second;
888703Sandreas.hansson@arm.com    }
898703Sandreas.hansson@arm.com
908703Sandreas.hansson@arm.com    void remContext(Addr pcb)
918703Sandreas.hansson@arm.com    {
928703Sandreas.hansson@arm.com        swCtxMap.erase(pcb);
938703Sandreas.hansson@arm.com    }
948703Sandreas.hansson@arm.com
958703Sandreas.hansson@arm.com    void dumpState() const;
968703Sandreas.hansson@arm.com
978703Sandreas.hansson@arm.com    SWContext *swctx;
988703Sandreas.hansson@arm.com    std::vector<std::string> binned_fns;
998703Sandreas.hansson@arm.com
1008703Sandreas.hansson@arm.com  private:
1018703Sandreas.hansson@arm.com    Stats::MainBin *modeBin[cpu_mode_num];
1028703Sandreas.hansson@arm.com
1038703Sandreas.hansson@arm.com  public:
1048703Sandreas.hansson@arm.com    const bool bin;
1058703Sandreas.hansson@arm.com    const bool fnbin;
1068703Sandreas.hansson@arm.com
1078703Sandreas.hansson@arm.com    cpu_mode themode;
1088703Sandreas.hansson@arm.com    void palSwapContext(ExecContext *xc);
1098703Sandreas.hansson@arm.com    void execute(ExecContext *xc, StaticInstPtr<TheISA> inst);
1108703Sandreas.hansson@arm.com    void call(ExecContext *xc, Stats::MainBin *myBin);
111603SN/A    void changeMode(cpu_mode mode);
1122901Ssaidi@eecs.umich.edu
1138703Sandreas.hansson@arm.com  public:
1148703Sandreas.hansson@arm.com    Binning(System *sys);
1158703Sandreas.hansson@arm.com    virtual ~Binning();
1168703Sandreas.hansson@arm.com
1178703Sandreas.hansson@arm.com    const std::string name() const { return myname; }
1188703Sandreas.hansson@arm.com    void regStats(const std::string &name);
1198703Sandreas.hansson@arm.com
1208703Sandreas.hansson@arm.com  public:
1218703Sandreas.hansson@arm.com    virtual void serialize(std::ostream &os);
1228703Sandreas.hansson@arm.com    virtual void unserialize(Checkpoint *cp, const std::string &section);
1238703Sandreas.hansson@arm.com};
1248703Sandreas.hansson@arm.com
1258703Sandreas.hansson@arm.comclass Statistics : public Serializable
1268703Sandreas.hansson@arm.com{
1278703Sandreas.hansson@arm.com    friend class Binning;
1282902Ssaidi@eecs.umich.edu
1292902Ssaidi@eecs.umich.edu  private:
1304762Snate@binkert.org    std::string myname;
1314762Snate@binkert.org    ExecContext *xc;
1324762Snate@binkert.org
1334762Snate@binkert.org    Addr idleProcess;
1344762Snate@binkert.org    cpu_mode themode;
1354762Snate@binkert.org    Tick lastModeTick;
1362901Ssaidi@eecs.umich.edu    bool bin_int;
1372901Ssaidi@eecs.umich.edu
1382901Ssaidi@eecs.umich.edu    void changeMode(cpu_mode newmode);
1392901Ssaidi@eecs.umich.edu
1402901Ssaidi@eecs.umich.edu  private:
1414762Snate@binkert.org    Stats::Scalar<> _arm;
1422901Ssaidi@eecs.umich.edu    Stats::Scalar<> _quiesce;
1432521SN/A    Stats::Scalar<> _ivlb;
1442SN/A    Stats::Scalar<> _ivle;
1452SN/A    Stats::Scalar<> _hwrei;
1462680Sktlim@umich.edu
1475714Shsul@eecs.umich.edu    Stats::Vector<> _iplCount;
1481806SN/A    Stats::Vector<> _iplGood;
1496221Snate@binkert.org    Stats::Vector<> _iplTicks;
1505713Shsul@eecs.umich.edu    Stats::Formula _iplUsed;
1515713Shsul@eecs.umich.edu
1525713Shsul@eecs.umich.edu    Stats::Vector<> _callpal;
1535713Shsul@eecs.umich.edu    Stats::Vector<> _syscall;
1545714Shsul@eecs.umich.edu    Stats::Vector<> _faults;
1551806SN/A
1566227Snate@binkert.org    Stats::Vector<> _mode;
1575714Shsul@eecs.umich.edu    Stats::Vector<> _modeGood;
1581806SN/A    Stats::Formula _modeFraction;
159180SN/A    Stats::Vector<> _modeTicks;
1606029Ssteve.reinhardt@amd.com
1616029Ssteve.reinhardt@amd.com    Stats::Scalar<> _swap_context;
1626029Ssteve.reinhardt@amd.com
1636029Ssteve.reinhardt@amd.com  private:
1648460SAli.Saidi@ARM.com    int iplLast;
1658460SAli.Saidi@ARM.com    Tick iplLastTick;
1668460SAli.Saidi@ARM.com
1678460SAli.Saidi@ARM.com  public:
1688460SAli.Saidi@ARM.com    Statistics(ExecContext *context);
1698460SAli.Saidi@ARM.com
1708460SAli.Saidi@ARM.com    const std::string name() const { return myname; }
1718460SAli.Saidi@ARM.com    void regStats(const std::string &name);
1722378SN/A
1732378SN/A  public:
1742378SN/A    void arm() { _arm++; }
1752378SN/A    void quiesce() { _quiesce++; }
1762520SN/A    void ivlb() { _ivlb++; }
1772520SN/A    void ivle() { _ivle++; }
1787723SAli.Saidi@ARM.com    void hwrei() { _hwrei++; }
1797723SAli.Saidi@ARM.com    void fault(Fault fault) { _faults[fault]++; }
1802520SN/A    void swpipl(int ipl);
1811885SN/A    void mode(cpu_mode newmode);
1821070SN/A    void context(Addr oldpcbb, Addr newpcbb);
183954SN/A    void callpal(int code);
1841070SN/A
1851070SN/A    void setIdleProcess(Addr idle);
1861070SN/A
1871070SN/A  public:
1881070SN/A    virtual void serialize(std::ostream &os);
1891070SN/A    virtual void unserialize(Checkpoint *cp, const std::string &section);
1901070SN/A};
1911070SN/A
1921070SN/A/* end namespace Kernel */ }
1931070SN/A
1941070SN/A#endif // __KERNEL_STATS_HH__
1951070SN/A