80 lines
2.5 KiB
C++
80 lines
2.5 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 2017-2019 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 <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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#ifndef XMRIG_HWLOCCPUINFO_H
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#define XMRIG_HWLOCCPUINFO_H
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#include "backend/cpu/platform/BasicCpuInfo.h"
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typedef struct hwloc_obj *hwloc_obj_t;
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typedef struct hwloc_topology *hwloc_topology_t;
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namespace xmrig {
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class HwlocCpuInfo : public BasicCpuInfo
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{
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public:
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enum Feature : uint32_t {
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SET_THISTHREAD_MEMBIND = 1
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};
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HwlocCpuInfo();
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~HwlocCpuInfo() override;
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static inline bool has(Feature feature) { return m_features & feature; }
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protected:
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CpuThreads threads(const Algorithm &algorithm) const override;
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inline const char *backend() const override { return m_backend; }
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inline size_t cores() const override { return m_cores; }
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inline size_t L2() const override { return m_cache[2]; }
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inline size_t L3() const override { return m_cache[3]; }
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inline size_t nodes() const override { return m_nodes; }
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inline size_t packages() const override { return m_packages; }
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private:
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void processTopLevelCache(hwloc_obj_t obj, const Algorithm &algorithm, CpuThreads &threads) const;
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static uint32_t m_features;
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char m_backend[20];
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hwloc_topology_t m_topology;
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size_t m_cache[5];
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size_t m_cores = 0;
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size_t m_nodes = 0;
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size_t m_packages = 0;
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};
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} /* namespace xmrig */
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#endif /* XMRIG_HWLOCCPUINFO_H */
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