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83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
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/*
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Copyright (c) 2018-2019, tevador <tevador@gmail.com>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the copyright holder nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <cstdint>
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#include "common.hpp"
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#include "program.hpp"
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/* Global namespace for C binding */
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class randomx_vm {
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public:
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virtual ~randomx_vm() = 0;
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virtual void allocate() = 0;
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virtual void getFinalResult(void* out, size_t outSize) = 0;
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virtual void setDataset(randomx_dataset* dataset) { }
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virtual void setCache(randomx_cache* cache) { }
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virtual void initScratchpad(void* seed) = 0;
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virtual void run(void* seed) = 0;
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void resetRoundingMode();
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randomx::RegisterFile *getRegisterFile() {
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return ®
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}
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const void* getScratchpad() {
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return scratchpad;
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}
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const randomx::Program& getProgram()
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{
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return program;
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}
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protected:
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void initialize();
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alignas(64) randomx::Program program;
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alignas(64) randomx::RegisterFile reg;
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alignas(16) randomx::ProgramConfiguration config;
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randomx::MemoryRegisters mem;
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uint8_t* scratchpad;
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union {
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randomx_cache* cachePtr = nullptr;
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randomx_dataset* datasetPtr;
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};
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uint64_t datasetOffset;
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};
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namespace randomx {
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template<class Allocator, bool softAes>
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class VmBase : public randomx_vm {
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public:
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~VmBase() override;
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void allocate() override;
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void initScratchpad(void* seed) override;
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void getFinalResult(void* out, size_t outSize) override;
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protected:
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void generateProgram(void* seed);
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};
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}
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