private void setPC(BCD10 addr)
{
if (isPrimaryInput)
{
primaryInputPC = (int)addr.toUInt64();
}
else
{
accumulators[controlRegister].set(addr);
}
}
private void processOrder1()
{
BCD10 b = new BCD10();
if (siriusOpcodeLow < 5)
{
if (accB > 0)
{
effectiveOperand.add(accumulators[accB]);
}
b.setHex64(getMainStore(effectiveOperand.toUInt64()));
if (accA == 0)
{
accumulators[0].set(controlBoxScript.getKeyboard());
}
}
else
{
if (accB == 0)
{
b.set(controlBoxScript.getKeyboard());
}
else
{
b.set(accumulators[accB]);
}
}
switch (siriusOpcodeLow)
{
case 0:
accumulators[accA].add(b);
flagOVR |= BCD10.flagOVR;
break;
case 1:
accumulators[accA].sub(b);
flagOVR |= BCD10.flagOVR;
break;
case 2:
accumulators[accA].negSub(b);
flagOVR |= BCD10.flagOVR;
break;
case 3:
accumulators[accA].negAdd(b);
flagOVR |= BCD10.flagOVR;
break;
case 4:
accumulators[accA].set(b);
break;
case 5:
accumulators[accA].add(b);
break;
case 6:
accumulators[accA].sub(b);
break;
case 7:
accumulators[accA].negSub(b);
break;
case 8:
accumulators[accA].negAdd(b);
break;
case 9:
accumulators[accA].set(b);
break;
}
}
public void processOneOrder()
{
if (isPrimaryInput)
{
if (!isWaitingR)
{
currentOrder.setHex64(primaryInputMicroProgram[primaryInputPC]);
primaryInputPC = primaryInputPC + 1;
}
}
else
{
if (manualPressed)
{
if (!isRetrying)
{
if (flagInputAccepted)
{
flagInputAccepted = false;
currentOrder.set(acceptedInput);
}
else
{
currentOrder.set(controlBoxScript.getKeyboard());
}
}
}
else
{
if (!isRetrying)
{
currentOrder.setHex64(getMainStore(accumulators[controlRegister].toUInt64()));
if (kbWaitPressed &&
accumulators[controlRegister].toUInt64() % mainStoreModulus == kbValue.toUInt64() % mainStoreModulus)
{
isStoppedKB = true;
}
accumulators[controlRegister].add(new BCD10(1)); // OK?
}
}
}
accB = currentOrder.digits[0];
accA = currentOrder.digits[1];
siriusOpcodeLow = currentOrder.digits[2];
siriusOpcodeHigh = currentOrder.digits[3];
siriusOperand.setUInt32((UInt32)(currentOrder.toUInt64() / 10000L));
effectiveOperand.setBCD6(siriusOperand);
addCycles(3 * cycleFactor);
switch (siriusOpcodeHigh)
{
case 0:
processOrder0();
break;
case 1:
processOrder1();
break;
case 2:
processOrder2();
break;
case 3:
processOrder3();
break;
case 4:
processOrder4();
break;
case 5:
processOrder5();
break;
case 6:
processOrder6();
break;
case 7:
processOrder7();
break;
case 8:
processOrder8();
break;
case 9:
processOrder9();
break;
default:
break;
}
isRetryingForFrame &= isRetrying;
}