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