131 lines
4.1 KiB
C++
131 lines
4.1 KiB
C++
/*
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* Copyright (c) 2017, Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include "runtime/helpers/options.h"
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#include "runtime/utilities/timer_util.h"
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#include <atomic>
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#include <fstream>
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#include <memory>
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#include <sstream>
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#include <vector>
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namespace OCLRT {
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class PerfProfiler {
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struct SystemLog {
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unsigned int id;
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long long start;
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unsigned long long time;
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};
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public:
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struct LogBuilder {
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static void write(std::ostream &str, long long start, long long end, long long span, unsigned long long totalSystem, const char *function);
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static void read(std::istream &str, long long &start, long long &end, long long &span, unsigned long long &totalSystem, std::string &function);
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};
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struct SysLogBuilder {
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static void write(std::ostream &str, long long start, unsigned long long time, unsigned int id);
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static void read(std::istream &str, long long &start, unsigned long long &time, unsigned int &id);
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};
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static void readAndVerify(std::istream &stream, const std::string &token);
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PerfProfiler(int id, std::unique_ptr<std::ostream> logOut = {nullptr},
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std::unique_ptr<std::ostream> sysLogOut = {nullptr});
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~PerfProfiler();
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void apiEnter() {
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totalSystemTime = 0;
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systemLogs.clear();
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systemLogs.reserve(20);
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ApiTimer.start();
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}
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void apiLeave(const char *func) {
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ApiTimer.end();
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logTimes(ApiTimer.getStart(), ApiTimer.getEnd(), ApiTimer.get(), totalSystemTime, func);
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}
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void logTimes(long long start, long long end, long long span, unsigned long long totalSystem, const char *function);
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void logSysTimes(long long start, unsigned long long time, unsigned int id);
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void systemEnter() {
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SystemTimer.start();
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}
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void systemLeave(unsigned int id) {
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SystemTimer.end();
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logSysTimes(SystemTimer.getStart(), SystemTimer.get(), id);
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totalSystemTime += SystemTimer.get();
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}
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std::ostream *getLogStream() {
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return logFile.get();
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}
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std::ostream *getSystemLogStream() {
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return sysLogFile.get();
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}
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static PerfProfiler *create(bool dumpToFile = true);
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static void destroyAll();
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static int getCurrentCounter() {
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return counter.load();
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}
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static PerfProfiler *getObject(unsigned int id) {
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return objects[id];
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}
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static const unsigned int objectsNumber = 4096;
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protected:
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static std::atomic<int> counter;
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static PerfProfiler *objects[PerfProfiler::objectsNumber];
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Timer ApiTimer;
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Timer SystemTimer;
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unsigned long long totalSystemTime;
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std::unique_ptr<std::ostream> logFile;
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std::unique_ptr<std::ostream> sysLogFile;
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std::vector<SystemLog> systemLogs;
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};
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#if OCL_RUNTIME_PROFILING == 1
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struct PerfProfilerApiWrapper {
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PerfProfilerApiWrapper(const char *funcName)
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: funcName(funcName) {
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PerfProfiler::create();
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gPerfProfiler->apiEnter();
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}
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~PerfProfilerApiWrapper() {
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gPerfProfiler->apiLeave(funcName);
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}
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const char *funcName;
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};
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#endif
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}; // namespace OCLRT
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