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#ifndef INSTRUCTION_H
#define INSTRUCTION_H
#include <QObject>
#include <qstring.h>
namespace machine {
class Instruction {
public:
Instruction();
Instruction(std::uint32_t inst);
Instruction(std::uint8_t opcode, std::uint8_t rs, std::uint8_t rt, std::uint8_t rd, std::uint8_t shamt, std::uint8_t funct); // Type R
Instruction(std::uint8_t opcode, std::uint8_t rs, std::uint8_t rt, std::uint16_t immediate); // Type I
Instruction(std::uint8_t opcode, std::uint32_t address); // Type J
Instruction(const Instruction&);
enum Type {
T_R,
T_I,
T_J,
T_UNKNOWN
};
std::uint8_t opcode() const;
std::uint8_t rs() const;
std::uint8_t rt() const;
std::uint8_t rd() const;
std::uint8_t shamt() const;
std::uint8_t funct() const;
std::uint16_t immediate() const;
std::uint32_t address() const;
std::uint32_t data() const;
enum Type type() const;
bool is_store() const; // Store instructions requires some additional handling so identify them
bool operator==(const Instruction &c) const;
bool operator!=(const Instruction &c) const;
Instruction &operator=(const Instruction &c);
QString to_str() const;
private:
std::uint32_t dt;
};
}
Q_DECLARE_METATYPE(machine::Instruction)
#endif // INSTRUCTION_H
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