113 lines
2.1 KiB
C++
113 lines
2.1 KiB
C++
/*
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* Copyright (C) 2018-2021 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#include "shared/source/utilities/timer_util.h"
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#include "shared/source/helpers/debug_helpers.h"
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#include "shared/source/os_interface/windows/windows_wrapper.h"
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namespace NEO {
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class Timer::TimerImpl {
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public:
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TimerImpl() {
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memset(&m_startTime, 0, sizeof(LARGE_INTEGER));
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memset(&m_endTime, 0, sizeof(LARGE_INTEGER));
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}
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~TimerImpl() {
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}
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LARGE_INTEGER start() {
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QueryPerformanceCounter((LARGE_INTEGER *)&m_startTime);
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return m_startTime;
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}
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LARGE_INTEGER end() {
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QueryPerformanceCounter((LARGE_INTEGER *)&m_endTime);
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return m_endTime;
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}
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long long int get() {
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auto timeDelta = (double)(m_endTime.QuadPart - m_startTime.QuadPart);
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timeDelta /= (double)mFrequency.QuadPart;
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timeDelta *= 1000000000.0;
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if (m_endTime.QuadPart < m_startTime.QuadPart) {
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DEBUG_BREAK_IF(true);
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}
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return (long long)timeDelta;
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}
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long long getStart() {
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return (long long)(((LARGE_INTEGER *)&m_startTime)->QuadPart);
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}
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long long getEnd() {
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return (long long)(((LARGE_INTEGER *)&m_endTime)->QuadPart);
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}
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TimerImpl &operator=(const TimerImpl &t) {
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m_startTime = t.m_startTime;
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return *this;
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}
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static void setFreq() {
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QueryPerformanceFrequency(&mFrequency);
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}
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public:
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static LARGE_INTEGER mFrequency;
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private:
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LARGE_INTEGER m_startTime;
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LARGE_INTEGER m_endTime;
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};
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LARGE_INTEGER Timer::TimerImpl::mFrequency = {
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{{0}},
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};
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Timer::Timer() {
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timerImpl = new TimerImpl();
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}
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Timer::~Timer() {
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delete timerImpl;
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}
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void Timer::start() {
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timerImpl->start();
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}
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void Timer::end() {
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timerImpl->end();
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}
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long long int Timer::get() {
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return timerImpl->get();
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}
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long long Timer::getStart() {
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return timerImpl->getStart();
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}
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long long Timer::getEnd() {
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return timerImpl->getEnd();
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}
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Timer &Timer::operator=(const Timer &t) {
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*timerImpl = *(t.timerImpl);
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return *this;
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}
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void Timer::setFreq() {
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TimerImpl::setFreq();
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}
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}; // namespace NEO
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