REDACTED-rig/src/backend/common/GpuWorker.cpp
2020-12-04 22:25:28 +07:00

52 lines
1.8 KiB
C++

/* XMRig
* Copyright (c) 2018-2020 SChernykh <https://github.com/SChernykh>
* Copyright (c) 2016-2020 XMRig <https://github.com/xmrig>, <support@xmrig.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "backend/common/GpuWorker.h"
#include "base/tools/Chrono.h"
xmrig::GpuWorker::GpuWorker(size_t id, int64_t affinity, int priority, uint32_t deviceIndex) : Worker(id, affinity, priority),
m_deviceIndex(deviceIndex)
{
}
void xmrig::GpuWorker::storeStats()
{
// Get index which is unused now
const uint32_t index = m_index.load(std::memory_order_relaxed) ^ 1;
// Fill in the data for that index
m_hashCount[index] = m_count;
m_timestamp[index] = Chrono::steadyMSecs();
// Switch to that index
// All data will be in memory by the time it completes thanks to std::memory_order_seq_cst
m_index.fetch_xor(1, std::memory_order_seq_cst);
}
void xmrig::GpuWorker::hashrateData(uint64_t &hashCount, uint64_t &timeStamp, uint64_t &rawHashes) const
{
const uint32_t index = m_index.load(std::memory_order_relaxed);
rawHashes = m_hashrateData.interpolate(timeStamp);
hashCount = m_hashCount[index];
timeStamp = m_timestamp[index];
}