private void UpdateZeroFlag(FlagAffect flagAffect, byte value)
{
switch (flagAffect)
{
case FlagAffect.AFFECTED:
if (value == 0)
{
flags.ZeroFlag = true;
}
else
{
flags.ZeroFlag = false;
}
break;
case FlagAffect.SET:
flags.ZeroFlag = true;
break;
case FlagAffect.RESET:
flags.ZeroFlag = false;
break;
case FlagAffect.UNAFFECTED:
break;
}
}
private void UpdateNegativeFlag(FlagAffect flagAffect, byte value)
{
switch (flagAffect)
{
case FlagAffect.AFFECTED:
if ((value & 0x80) > 0)
{
flags.NegativeFlag = true;
}
flags.NegativeFlag = false;
break;
case FlagAffect.SET:
flags.ZeroFlag = true;
break;
case FlagAffect.RESET:
flags.ZeroFlag = false;
break;
case FlagAffect.UNAFFECTED:
break;
}
}
