XMRig
119 lines
3.8 KiB
C++
119 lines
3.8 KiB
C++
/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
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* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
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* Copyright 2018-2019 SChernykh <https://github.com/SChernykh>
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* Copyright 2016-2019 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/opencl/cl/OclSource.h"
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#include "backend/opencl/OclCache.h"
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#include "backend/opencl/OclLaunchData.h"
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#include "backend/opencl/runners/OclBaseRunner.h"
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#include "backend/opencl/wrappers/OclLib.h"
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#include "base/io/log/Log.h"
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#include "base/net/stratum/Job.h"
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#include "backend/opencl/wrappers/OclError.h"
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xmrig::OclBaseRunner::OclBaseRunner(size_t id, const OclLaunchData &data) :
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m_algorithm(data.algorithm),
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m_ctx(data.ctx),
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m_source(OclSource::get(data.algorithm)),
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m_data(data),
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m_threadId(id)
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{
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m_deviceKey = data.device.name();
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# ifdef XMRIG_STRICT_OPENCL_CACHE
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m_deviceKey += ":";
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m_deviceKey += data.platform.version();
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m_deviceKey += ":";
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m_deviceKey += OclLib::getString(data.device.id(), CL_DRIVER_VERSION);
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# endif
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# if defined(__x86_64__) || defined(_M_AMD64) || defined (__arm64__) || defined (__aarch64__)
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m_deviceKey += ":64";
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# endif
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}
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xmrig::OclBaseRunner::~OclBaseRunner()
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{
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OclLib::release(m_program);
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OclLib::release(m_input);
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OclLib::release(m_output);
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OclLib::release(m_queue);
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}
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uint32_t xmrig::OclBaseRunner::deviceIndex() const
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{
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return data().thread.index();
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}
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void xmrig::OclBaseRunner::build()
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{
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m_program = OclCache::build(this);
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if (m_program == nullptr) {
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throw std::runtime_error(OclError::toString(CL_INVALID_PROGRAM));
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}
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}
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void xmrig::OclBaseRunner::init()
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{
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m_queue = OclLib::createCommandQueue(m_ctx, data().device.id());
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m_input = OclLib::createBuffer(m_ctx, CL_MEM_READ_ONLY, Job::kMaxBlobSize);
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m_output = OclLib::createBuffer(m_ctx, CL_MEM_READ_WRITE, sizeof(cl_uint) * 0x100);
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}
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void xmrig::OclBaseRunner::enqueueReadBuffer(cl_mem buffer, cl_bool blocking_read, size_t offset, size_t size, void *ptr)
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{
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const cl_int ret = OclLib::enqueueReadBuffer(m_queue, buffer, blocking_read, offset, size, ptr, 0, nullptr, nullptr);
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if (ret != CL_SUCCESS) {
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throw std::runtime_error(OclError::toString(ret));
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}
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}
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void xmrig::OclBaseRunner::enqueueWriteBuffer(cl_mem buffer, cl_bool blocking_write, size_t offset, size_t size, const void *ptr)
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{
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const cl_int ret = OclLib::enqueueWriteBuffer(m_queue, buffer, blocking_write, offset, size, ptr, 0, nullptr, nullptr);
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if (ret != CL_SUCCESS) {
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throw std::runtime_error(OclError::toString(ret));
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}
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}
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void xmrig::OclBaseRunner::finalize(uint32_t *hashOutput)
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{
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enqueueReadBuffer(m_output, CL_TRUE, 0, sizeof(cl_uint) * 0x100, hashOutput);
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uint32_t &results = hashOutput[0xFF];
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if (results > 0xFF) {
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results = 0xFF;
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}
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}
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