protected override void ExecuteInstruction(IbmSeries1Processor processor)
{
if (Conditions.TryGetValue(Condition, out Test test) && test(processor.Level))
{
processor.Level.NextInstruction = Jump;
}
else
{
processor.Move(Size);
}
}
protected override void ExecuteInstruction(IbmSeries1Processor processor)
{
Word original = processor.Level[ResultRegister];
int fullResult = original.Signed + Immediate.Unsigned;
Word result = (short)fullResult;
processor.Level.SetStatusFlag(LevelFlag.Zero, result.Unsigned == 0);
processor.Level.SetStatusFlag(LevelFlag.Negative, result.Signed < 0);
processor.Level.SetStatusFlag(LevelFlag.Even, result.Unsigned % 2 == 0);
processor.Level.SetStatusFlag(LevelFlag.Overflow, fullResult > Word.SignedMax);
processor.Level.SetStatusFlag(LevelFlag.Carry, result.Unsigned < original.Unsigned);
processor.Level[ResultRegister] = result;
processor.Move(Size);
}
protected override void ExecuteInstruction(IbmSeries1Processor processor)
{
processor.Level[ResultRegister] = Immediate;
processor.Move(Size);
}
protected override void ExecuteInstruction(IbmSeries1Processor processor) => processor.State = ProcessorState.Stop;
protected abstract void ExecuteInstruction(IbmSeries1Processor processor);
