RandomWOW/src/InterpretedVirtualMachine.hpp

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/*
Copyright (c) 2018 tevador
This file is part of RandomX.
RandomX is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
RandomX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with RandomX. If not, see<http://www.gnu.org/licenses/>.
*/
#pragma once
//#define STATS
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#include "VirtualMachine.hpp"
#include "Program.hpp"
#include "intrinPortable.h"
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namespace RandomX {
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class ITransform {
public:
virtual int32_t apply(int32_t) const = 0;
virtual const char* getName() const = 0;
virtual std::ostream& printAsm(std::ostream&) const = 0;
virtual std::ostream& printCxx(std::ostream&) const = 0;
};
struct InstructionByteCode;
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class InterpretedVirtualMachine;
typedef void(InterpretedVirtualMachine::*InstructionHandler)(Instruction&);
struct alignas(16) InstructionByteCode {
int_reg_t* idst;
int_reg_t* isrc;
int_reg_t imm;
__m128d* fdst;
__m128d* fsrc;
uint32_t condition;
uint32_t memMask;
uint32_t type;
union {
uint64_t unsignedMultiplier;
int64_t signedMultiplier;
};
unsigned shift;
unsigned preShift;
unsigned postShift;
bool increment;
};
constexpr int asedwfagdewsa = sizeof(InstructionByteCode);
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class InterpretedVirtualMachine : public VirtualMachine {
public:
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InterpretedVirtualMachine(bool soft, bool async) : softAes(soft), asyncWorker(async) {}
~InterpretedVirtualMachine();
void setDataset(dataset_t ds) override;
void initialize() override;
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void execute() override;
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private:
static InstructionHandler engine[256];
DatasetReadFunc readDataset;
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bool softAes, asyncWorker;
InstructionByteCode byteCode[ProgramLength];
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#ifdef STATS
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int count_ADD_64 = 0;
int count_ADD_32 = 0;
int count_SUB_64 = 0;
int count_SUB_32 = 0;
int count_MUL_64 = 0;
int count_MULH_64 = 0;
int count_MUL_32 = 0;
int count_IMUL_32 = 0;
int count_IMULH_64 = 0;
int count_DIV_64 = 0;
int count_IDIV_64 = 0;
int count_AND_64 = 0;
int count_AND_32 = 0;
int count_OR_64 = 0;
int count_OR_32 = 0;
int count_XOR_64 = 0;
int count_XOR_32 = 0;
int count_SHL_64 = 0;
int count_SHR_64 = 0;
int count_SAR_64 = 0;
int count_ROL_64 = 0;
int count_ROR_64 = 0;
int count_FADD = 0;
int count_FSUB = 0;
int count_FMUL = 0;
int count_FDIV = 0;
int count_FSQRT = 0;
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int count_FPROUND = 0;
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int count_JUMP_taken = 0;
int count_JUMP_not_taken = 0;
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int count_CALL_taken = 0;
int count_CALL_not_taken = 0;
int count_RET_stack_empty = 0;
int count_RET_taken = 0;
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int count_jump_taken[8] = { 0 };
int count_jump_not_taken[8] = { 0 };
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int count_max_stack = 0;
int count_retdepth = 0;
int count_retdepth_max = 0;
int count_endstack = 0;
int count_instructions[ProgramLength] = { 0 };
int count_FADD_nop = 0;
int count_FADD_nop2 = 0;
int count_FSUB_nop = 0;
int count_FSUB_nop2 = 0;
int count_FMUL_nop = 0;
int count_FMUL_nop2 = 0;
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int datasetAccess[256] = { 0 };
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#endif
void precompileProgram(int_reg_t(&r)[8], __m128d (&f)[4], __m128d (&e)[4], __m128d (&a)[4]);
template<int N>
void executeBytecode(int_reg_t(&r)[8], __m128d (&f)[4], __m128d (&e)[4], __m128d (&a)[4]);
void executeBytecode(int i, int_reg_t(&r)[8], __m128d (&f)[4], __m128d (&e)[4], __m128d (&a)[4]);
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};
}