compute-runtime/runtime/utilities/linux/timer_util.cpp

112 lines
3.2 KiB
C++

/*
* Copyright (c) 2017, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include <chrono>
#include "runtime/utilities/timer_util.h"
namespace OCLRT {
class Timer::TimerImpl {
public:
TimerImpl() {
}
~TimerImpl() {
}
void start() {
*((std::chrono::high_resolution_clock::time_point *)&m_startTime) = std::chrono::high_resolution_clock::now();
}
void end() {
*((std::chrono::high_resolution_clock::time_point *)&m_endTime) = std::chrono::high_resolution_clock::now();
}
long long int get() {
long long int nanosecondTime = 0;
std::chrono::duration<double> diffTime = std::chrono::duration_cast<std::chrono::duration<double>>(*(reinterpret_cast<std::chrono::high_resolution_clock::time_point *>(&m_endTime)) - *(reinterpret_cast<std::chrono::high_resolution_clock::time_point *>(&m_startTime)));
nanosecondTime = (long long int)(diffTime.count() * (double)1000000000.0);
return nanosecondTime;
}
long long getStart() {
long long ret = (long long)(reinterpret_cast<std::chrono::high_resolution_clock::time_point *>(&m_startTime)->time_since_epoch().count());
return ret;
}
long long getEnd() {
long long ret = (long long)(reinterpret_cast<std::chrono::high_resolution_clock::time_point *>(&m_endTime)->time_since_epoch().count());
return ret;
}
TimerImpl &operator=(const TimerImpl &t) {
m_startTime = t.m_startTime;
return *this;
}
static void setFreq() {
}
private:
std::chrono::high_resolution_clock::time_point m_startTime;
std::chrono::high_resolution_clock::time_point m_endTime;
};
Timer::Timer() {
timerImpl = new TimerImpl();
}
Timer::~Timer() {
delete timerImpl;
}
void Timer::start() {
timerImpl->start();
}
void Timer::end() {
timerImpl->end();
}
long long int Timer::get() {
return timerImpl->get();
}
long long Timer::getStart() {
return timerImpl->getStart();
}
long long Timer::getEnd() {
return timerImpl->getEnd();
}
Timer &Timer::operator=(const Timer &t) {
*timerImpl = *(t.timerImpl);
return *this;
}
void Timer::setFreq() {
TimerImpl::setFreq();
}
};