Computer-Architecture/3-Lab/Instruction.h at main · Ismaxis/Computer-Architecture · GitHub

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#pragma once
#include <Storage.h>

#include <fstream>
#include <iomanip>

class Instruction {
   protected:
    uint32_t bits;
    uint32_t address{};
    std::string label{};

    explicit Instruction(uint32_t bits);

    std::string addressString() const;

    virtual std::string instructionString() const = 0;

   public:
    virtual void toString(std::ostream& out) const;

    virtual ~Instruction();

    void setAddress(uint32_t givenAddress);
    void setLabel(std::string givenLabel);
    virtual bool needLabel() const {
        return false;
    }
    virtual uint32_t getImmAddr() const {
        return 0;
    }

    static uint8_t parseOpcodeBits(uint32_t bits);

    static uint8_t parseFunct3(uint32_t bits);

    static uint8_t parseFunct7(uint32_t bits);

    static uint8_t parseRegIndex(uint32_t bits, int startAddress);

    static std::string parseRd(uint32_t bits);

    static std::string parseRs1(uint32_t bits);

    static std::string parseRs2(uint32_t bits);

    static bool isBitSet(uint32_t bits, int index);

    template <typename T>
    static std::string toHexString(T number);
};

template <typename T>
std::string Instruction::toHexString(T number) {
    std::ostringstream ss;
    ss << std::setfill('0') << std::setw(sizeof(T) * 2) << std::hex << number;
    return ss.str();
}