mirror of
https://git.wownero.com/wownero/RandomWOW.git
synced 2024-12-22 15:58:53 +00:00
143 lines
3.9 KiB
C++
143 lines
3.9 KiB
C++
/*
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Copyright (c) 2018 tevador
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This file is part of RandomX.
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RandomX 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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RandomX 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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You should have received a copy of the GNU General Public License
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along with RandomX. If not, see<http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <cstdint>
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#include <iostream>
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#include "blake2/endian.h"
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namespace randomx {
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class Instruction;
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typedef void(Instruction::*InstructionFormatter)(std::ostream&) const;
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namespace InstructionType {
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constexpr int IADD_RS = 0;
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constexpr int IADD_M = 1;
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constexpr int ISUB_R = 2;
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constexpr int ISUB_M = 3;
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constexpr int IMUL_R = 4;
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constexpr int IMUL_M = 5;
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constexpr int IMULH_R = 6;
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constexpr int IMULH_M = 7;
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constexpr int ISMULH_R = 8;
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constexpr int ISMULH_M = 9;
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constexpr int IMUL_RCP = 10;
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constexpr int INEG_R = 11;
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constexpr int IXOR_R = 12;
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constexpr int IXOR_M = 13;
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constexpr int IROR_R = 14;
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constexpr int IROL_R = 15;
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constexpr int ISWAP_R = 16;
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constexpr int FSWAP_R = 17;
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constexpr int FADD_R = 18;
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constexpr int FADD_M = 19;
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constexpr int FSUB_R = 20;
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constexpr int FSUB_M = 21;
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constexpr int FSCAL_R = 22;
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constexpr int FMUL_R = 23;
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constexpr int FDIV_M = 24;
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constexpr int FSQRT_R = 25;
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constexpr int COND_R = 26;
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constexpr int CFROUND = 27;
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constexpr int ISTORE = 28;
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constexpr int NOP = 29;
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}
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class Instruction {
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public:
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uint32_t getImm32() const {
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return load32(&imm32);
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}
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void setImm32(uint32_t val) {
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return store32(&imm32, val);
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}
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const char* getName() const {
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return names[opcode];
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}
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friend std::ostream& operator<<(std::ostream& os, const Instruction& i) {
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i.print(os);
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return os;
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}
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int getModMem() const {
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return mod % 4;
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}
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int getModCond() const {
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return (mod >> 2) & 7;
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}
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int getModShift3() const {
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return mod >> 5;
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}
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int getModShift2() const {
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return mod >> 6;
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}
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void setMod(uint8_t val) {
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mod = val;
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}
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uint8_t opcode;
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uint8_t dst;
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uint8_t src;
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private:
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uint8_t mod;
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uint32_t imm32;
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void print(std::ostream&) const;
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static const char* names[256];
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static InstructionFormatter engine[256];
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void genAddressReg(std::ostream& os) const;
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void genAddressImm(std::ostream& os) const;
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void genAddressRegDst(std::ostream&) const;
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void h_IADD_RS(std::ostream&) const;
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void h_IADD_M(std::ostream&) const;
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void h_ISUB_R(std::ostream&) const;
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void h_ISUB_M(std::ostream&) const;
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void h_IMUL_R(std::ostream&) const;
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void h_IMUL_M(std::ostream&) const;
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void h_IMULH_R(std::ostream&) const;
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void h_IMULH_M(std::ostream&) const;
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void h_ISMULH_R(std::ostream&) const;
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void h_ISMULH_M(std::ostream&) const;
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void h_IMUL_RCP(std::ostream&) const;
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void h_INEG_R(std::ostream&) const;
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void h_IXOR_R(std::ostream&) const;
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void h_IXOR_M(std::ostream&) const;
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void h_IROR_R(std::ostream&) const;
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void h_IROL_R(std::ostream&) const;
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void h_ISWAP_R(std::ostream&) const;
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void h_FSWAP_R(std::ostream&) const;
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void h_FADD_R(std::ostream&) const;
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void h_FADD_M(std::ostream&) const;
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void h_FSUB_R(std::ostream&) const;
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void h_FSUB_M(std::ostream&) const;
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void h_FSCAL_R(std::ostream&) const;
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void h_FMUL_R(std::ostream&) const;
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void h_FDIV_M(std::ostream&) const;
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void h_FSQRT_R(std::ostream&) const;
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void h_COND_R(std::ostream&) const;
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void h_CFROUND(std::ostream&) const;
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void h_ISTORE(std::ostream&) const;
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void h_NOP(std::ostream&) const;
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};
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static_assert(sizeof(Instruction) == 8, "Invalid size of struct randomx::Instruction");
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} |