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78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
/*
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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 <new>
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#include <vector>
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#include "common.hpp"
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#include "crypto/randomx/virtual_machine.hpp"
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#include "crypto/randomx/bytecode_machine.hpp"
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#include "crypto/randomx/intrin_portable.h"
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#include "crypto/randomx/allocator.hpp"
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namespace randomx {
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template<bool softAes>
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class InterpretedVm : public VmBase<softAes>, public BytecodeMachine {
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public:
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using VmBase<softAes>::mem;
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using VmBase<softAes>::scratchpad;
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using VmBase<softAes>::program;
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using VmBase<softAes>::config;
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using VmBase<softAes>::reg;
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using VmBase<softAes>::datasetPtr;
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using VmBase<softAes>::datasetOffset;
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void* operator new(size_t size) {
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void* ptr = AlignedAllocator<CacheLineSize>::allocMemory(size);
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if (ptr == nullptr)
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throw std::bad_alloc();
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return ptr;
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}
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void operator delete(void* ptr) {
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AlignedAllocator<CacheLineSize>::freeMemory(ptr, sizeof(InterpretedVm));
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}
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void run(void* seed) override;
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void setDataset(randomx_dataset* dataset) override;
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protected:
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virtual void datasetRead(uint64_t blockNumber, int_reg_t(&r)[RegistersCount]);
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virtual void datasetPrefetch(uint64_t blockNumber);
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private:
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void execute();
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InstructionByteCode bytecode[RANDOMX_PROGRAM_MAX_SIZE];
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};
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using InterpretedVmDefault = InterpretedVm<true>;
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using InterpretedVmHardAes = InterpretedVm<false>;
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}
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