package net.mograsim.logic.model.am2900.components;
-import static net.mograsim.logic.core.types.Bit.ONE;
import static net.mograsim.logic.core.types.Bit.U;
import static net.mograsim.logic.core.types.Bit.X;
import static net.mograsim.logic.core.types.Bit.Z;
import net.mograsim.logic.model.model.ViewModelModifiable;
import net.mograsim.logic.model.model.components.atomic.SimpleRectangularHardcodedGUIComponent;
import net.mograsim.logic.model.model.wires.Pin;
+import net.mograsim.logic.model.model.wires.PinUsage;
import net.mograsim.logic.model.serializing.IndirectGUIComponentCreator;
import net.mograsim.logic.model.snippets.symbolrenderers.PinNamesSymbolRenderer.PinNamesParams.Position;
{
super(model, name, "Incrementer");
setSize(40, 20);
- addPin(new Pin(this, "A", 12, 20, 20), Usage.INPUT, Position.TOP);
- addPin(new Pin(this, "CI", 1, 40, 10), Usage.INPUT, Position.LEFT);
- addPin(new Pin(this, "Y", 12, 20, 0), Usage.OUTPUT, Position.BOTTOM);
+ addPin(new Pin(this, "A", 12, PinUsage.INPUT, 20, 20), Position.TOP);
+ addPin(new Pin(this, "CI", 1, PinUsage.INPUT, 40, 10), Position.LEFT);
+ addPin(new Pin(this, "Y", 12, PinUsage.OUTPUT, 20, 0), Position.BOTTOM);
}
@Override
- protected Object recalculate(Object lastState, Map<String, ReadEnd> readEnds, Map<String, ReadWriteEnd> readWriteEnds)
+ public Object recalculate(Object lastState, Map<String, ReadEnd> readEnds, Map<String, ReadWriteEnd> readWriteEnds)
{
Bit[] ABits = readEnds.get("A").getValues().getBits();
Bit CIVal = readEnds.get("CI").getValue();
for (int i = 11; i >= 0; i--)
{
Bit a = ABits[i];
- Bit z;
- if (a.isBinary() && carry.isBinary())
- {
- boolean aBool = a == ONE;
- boolean carryBool = carry == ONE;
- z = aBool ^ carryBool ? ONE : ZERO;
- carry = aBool && carryBool ? ONE : ZERO;
- } else
- {
- carry = carry.join(a);
- z = carry;
- }
- YBits[i] = z;
+ YBits[i] = a.xor(carry);
+ carry = a.and(carry);
}
}
readWriteEnds.get("Y").feedSignals(YBits);