diff options
Diffstat (limited to 'kern/kernel_stats.hh')
-rw-r--r-- | kern/kernel_stats.hh | 158 |
1 files changed, 144 insertions, 14 deletions
diff --git a/kern/kernel_stats.hh b/kern/kernel_stats.hh index 497403762..8339c578c 100644 --- a/kern/kernel_stats.hh +++ b/kern/kernel_stats.hh @@ -29,35 +29,165 @@ #ifndef __KERNEL_STATS_HH__ #define __KERNEL_STATS_HH__ +#include <map> +#include <stack> #include <string> +#include <vector> + +#include "base/statistics.hh" +#include "sim/serialize.hh" +#include "targetarch/isa_traits.hh" -class KSData; -class ExecContext; class BaseCPU; +class ExecContext; +class FnEvent; enum Fault; -class KernelStats +namespace Kernel { + +enum cpu_mode { kernel, user, idle, cpu_mode_num }; +extern const char *modestr[]; + +class Binning { private: - KSData *data; + std::string myname; + System *system; + + private: + // lisa's binning stuff + struct fnCall + { + Stats::MainBin *myBin; + std::string name; + }; + + struct SWContext + { + Counter calls; + std::stack<fnCall *> callStack; + }; + + std::map<const std::string, Stats::MainBin *> fnBins; + std::map<const Addr, SWContext *> swCtxMap; + + std::multimap<const std::string, std::string> callerMap; + void populateMap(std::string caller, std::string callee); + + std::vector<FnEvent *> fnEvents; + + Stats::Scalar<> fnCalls; + + Stats::MainBin *getBin(const std::string &name); + bool findCaller(std::string, std::string) const; + + SWContext *findContext(Addr pcb); + bool addContext(Addr pcb, SWContext *ctx) + { + return (swCtxMap.insert(std::make_pair(pcb, ctx))).second; + } + + void remContext(Addr pcb) + { + swCtxMap.erase(pcb); + } + + void dumpState() const; + + SWContext *swctx; + std::vector<std::string> binned_fns; + + private: + Stats::MainBin *modeBin[3]; + + public: + const bool bin; + const bool fnbin; + + cpu_mode themode; + void palSwapContext(ExecContext *xc); + void execute(ExecContext *xc, const StaticInstBase *inst); + void call(ExecContext *xc, Stats::MainBin *myBin); + void changeMode(cpu_mode mode); public: - KernelStats(ExecContext *_xc, BaseCPU *_cpu); - ~KernelStats(); + Binning(System *sys); + virtual ~Binning(); + const std::string name() const { return myname; } void regStats(const std::string &name); - void arm(); - void quiesce(); - void ivlb(); - void ivle(); - void hwrei(); + public: + virtual void serialize(std::ostream &os); + virtual void unserialize(Checkpoint *cp, const std::string §ion); +}; - void fault(Fault fault); +class Statistics : public Serializable +{ + friend class Binning; + + private: + std::string myname; + ExecContext *xc; + + Addr idleProcess; + cpu_mode themode; + Tick lastModeTick; + + void changeMode(cpu_mode newmode); + + private: + Stats::Scalar<> _arm; + Stats::Scalar<> _quiesce; + Stats::Scalar<> _ivlb; + Stats::Scalar<> _ivle; + Stats::Scalar<> _hwrei; + + Stats::Vector<> _iplCount; + Stats::Vector<> _iplGood; + Stats::Vector<> _iplTicks; + Stats::Formula _iplUsed; + + Stats::Vector<> _callpal; + Stats::Vector<> _syscall; + Stats::Vector<> _faults; + + Stats::Vector<> _mode; + Stats::Vector<> _modeGood; + Stats::Formula _modeFraction; + Stats::Vector<> _modeTicks; + + Stats::Scalar<> _swap_context; + + private: + int iplLast; + Tick iplLastTick; + + public: + Statistics(ExecContext *context); + + const std::string name() const { return myname; } + void regStats(const std::string &name); + + public: + void arm() { _arm++; } + void quiesce() { _quiesce++; } + void ivlb() { _ivlb++; } + void ivle() { _ivle++; } + void hwrei() { _hwrei++; } + void fault(Fault fault) { _faults[fault]++; } void swpipl(int ipl); - void mode(bool user); - void context(Addr old_pcbb, Addr new_pcbb); + void mode(bool usermode); + void context(Addr oldpcbb, Addr newpcbb); void callpal(int code); + + void setIdleProcess(Addr idle); + + public: + virtual void serialize(std::ostream &os); + virtual void unserialize(Checkpoint *cp, const std::string §ion); }; +/* end namespace Kernel */ } + #endif // __KERNEL_STATS_HH__ |