#pragma once
#include <variant>
#include <execute/bytecode.hpp>
#include <execute/error.hpp>
#include <execute/state.hpp>
#include <stdexcept>
#include <vector>

namespace Execute
{
	enum class ArgumentType
	{
		Immediate,
		Register,
		Memory
	};

	class ArgumentValue
	{
	private:
		ArgumentType type;
		ArgumentType memoryValueType;
		std::variant<RegisterByte, int> data;

		int & GetRegister(State & state) const;
		std::uint8_t * GetMemory(State & state) const;

	public:
		void Write(int const value, State & state) const;
		int Read(State & state) const;

		// Returns the size of the argument in bytes
		std::size_t Parse(
			std::vector<std::uint8_t> const & memory,
			std::size_t const pos);
	};
}