public LD(IByteRegister to, HalfAddress from, string opcodeStr, int cycles)
{
_executor = () =>
{
to.Set(Bus.MMU.GetByte((ushort)(0xFF00 + from.Value)).Data);
Bus.CPU.Registers.PC.Increment((ushort)(from.Source == AddressSource.Register ? 1 : 2));
opcodeStr = opcodeStr.Replace("a8", $"0x{from.Value:X}");
return(new ExecutedOpcode(cycles, opcodeStr, OpcodeType.LD));
};
}
public LD(IByteRegister to, IByteRegister from, string opcodeStr, int cycles, Action customLogic = null)
{
_executor = () =>
{
to.Set(from.Get());
customLogic?.Invoke();
Bus.CPU.Registers.PC.Increment(1);
return(new ExecutedOpcode(cycles, opcodeStr, OpcodeType.LD));
};
}
public LD(IByteRegister to, byte from, string opcodeStr, int cycles)
{
_executor = () =>
{
to.Set(from);
Bus.CPU.Registers.PC.Increment(2);
opcodeStr = opcodeStr.Replace("d8", $"0x{from:X}");
return(new ExecutedOpcode(cycles, opcodeStr, OpcodeType.LD));
};
}
public LD(IByteRegister to, FullAddress from, string opcodeStr, int cycles, Action customLogic = null)
{
_executor = () =>
{
to.Set(Bus.MMU.GetByte(from.Value).Data);
customLogic?.Invoke();
Bus.CPU.Registers.PC.Increment((ushort)(from.Source == AddressSource.Register ? 1 : 3));
opcodeStr = opcodeStr.Replace("a16", $"0x{from.Value:X}");
return(new ExecutedOpcode(cycles, opcodeStr, OpcodeType.LD));
};
}
public void Set(ushort value)
{
_hi.Set((byte)(value >> 8));
_lo.Set((byte)(value & 0x00FF));
}