import java.util.Map;
import net.mograsim.logic.core.types.Bit;
+import net.mograsim.logic.core.types.BitVector;
import net.mograsim.logic.core.wires.Wire.ReadEnd;
import net.mograsim.logic.core.wires.Wire.ReadWriteEnd;
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, "Shift \ninstruction\ndecode");
setSize(60, 80);
- addPin(new Pin(this, "I", 5, 0, 25), Usage.INPUT, Position.RIGHT);
- addPin(new Pin(this, "_SE", 1, 0, 55), Usage.INPUT, Position.RIGHT);
+ addPin(new Pin(this, "I", 5, PinUsage.INPUT, 0, 25), Position.RIGHT);
+ addPin(new Pin(this, "_SE", 1, PinUsage.INPUT, 0, 55), Position.RIGHT);
// SIO0 MUX:
// 000: 0
// 001: 1
// 01x: SIOn
// 10x: QIOn
// 11x: MC
- addPin(new Pin(this, "SIO0_MUX", 3, 60, 5), Usage.OUTPUT, Position.LEFT);
+ addPin(new Pin(this, "SIO0_MUX", 3, PinUsage.OUTPUT, 60, 5), Position.LEFT);
// SIOn MUX:
// 000: 0
// 001: 1
// 101: MN
// 110: IC
// 111: IN xor IVOR
- addPin(new Pin(this, "SIOn_MUX", 3, 60, 15), Usage.OUTPUT, Position.LEFT);
+ addPin(new Pin(this, "SIOn_MUX", 3, PinUsage.OUTPUT, 60, 15), Position.LEFT);
// QIO0 MUX:
// 000: 0
// 001: 1
// 01x: SIOn
// 10x: QIOn
// 11x: MC
- addPin(new Pin(this, "QIO0_MUX", 3, 60, 25), Usage.OUTPUT, Position.LEFT);
+ addPin(new Pin(this, "QIO0_MUX", 3, PinUsage.OUTPUT, 60, 25), Position.LEFT);
// QIOn MUX:
// 000: 0
// 001: 1
// 01x: SIO0
// 10x: QIO0
// 11x: MN
- addPin(new Pin(this, "QIOn_MUX", 3, 60, 35), Usage.OUTPUT, Position.LEFT);
- addPin(new Pin(this, "OEn", 1, 60, 45), Usage.OUTPUT, Position.LEFT);
- addPin(new Pin(this, "OE0", 1, 60, 55), Usage.OUTPUT, Position.LEFT);
+ addPin(new Pin(this, "QIOn_MUX", 3, PinUsage.OUTPUT, 60, 35), Position.LEFT);
+ addPin(new Pin(this, "OEn", 1, PinUsage.OUTPUT, 60, 45), Position.LEFT);
+ addPin(new Pin(this, "OE0", 1, PinUsage.OUTPUT, 60, 55), Position.LEFT);
// 00: SIO0
// 01: QIO0
// 1x: SIOn
- addPin(new Pin(this, "MC_MUX", 2, 60, 65), Usage.OUTPUT, Position.LEFT);
- addPin(new Pin(this, "MC_EN", 1, 60, 75), Usage.OUTPUT, Position.LEFT);
+ addPin(new Pin(this, "MC_MUX", 2, PinUsage.OUTPUT, 60, 65), Position.LEFT);
+ addPin(new Pin(this, "MC_EN", 1, PinUsage.OUTPUT, 60, 75), Position.LEFT);
}
@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 _SE = readEnds.get("_SE").getValue();
- Bit[] IBits = readEnds.get("I").getValues().getBits();
- readWriteEnds.get("OEn").feedSignals(IBits[0].not().and(_SE.not()));
- readWriteEnds.get("OE0").feedSignals(IBits[0].and(_SE.not()));
+ BitVector I = readEnds.get("I").getValues();
+ readWriteEnds.get("OEn").feedSignals(I.getMSBit(0).not().and(_SE.not()));
+ readWriteEnds.get("OE0").feedSignals(I.getMSBit(0).and(_SE.not()));
if (_SE == Z || _SE == X)
{
readWriteEnds.get("SIO0_MUX").feedSignals(X, X, X);
readWriteEnds.get("MC_EN").feedSignals(ZERO);
return null;
}
- // TODO move the following loop to BitVector.
- int IAsInt = 0;
- for (int i = 0; i < 5; i++)
- switch (IBits[4 - i])
- {
- case ONE:
- IAsInt |= 1 << i;
- break;
- case U:
- readWriteEnds.get("SIO0_MUX").feedSignals(U, U, U);
- readWriteEnds.get("SIOn_MUX").feedSignals(U, U, U);
- readWriteEnds.get("QIO0_MUX").feedSignals(U, U, U);
- readWriteEnds.get("QIOn_MUX").feedSignals(U, U, U);
- readWriteEnds.get("MC_MUX").feedSignals(U, U);
- readWriteEnds.get("MC_EN").feedSignals(U);
- return null;
- case X:
- case Z:
- readWriteEnds.get("SIO0_MUX").feedSignals(X, X, X);
- readWriteEnds.get("SIOn_MUX").feedSignals(X, X, X);
- readWriteEnds.get("QIO0_MUX").feedSignals(X, X, X);
- readWriteEnds.get("QIOn_MUX").feedSignals(X, X, X);
- readWriteEnds.get("MC_MUX").feedSignals(X, X);
- readWriteEnds.get("MC_EN").feedSignals(X);
- return null;
- case ZERO:
- break;
- default:
- throw new IllegalArgumentException("Unknown enum constant: " + IBits[i]);
- }
+ if (!I.isBinary())
+ {
+ Bit val = null;
+ for (Bit b : I.getBits())
+ if (!b.isBinary())
+ {
+ val = b;
+ break;
+ }
+ readWriteEnds.get("SIO0_MUX").feedSignals(val, val, val);
+ readWriteEnds.get("SIOn_MUX").feedSignals(val, val, val);
+ readWriteEnds.get("QIO0_MUX").feedSignals(val, val, val);
+ readWriteEnds.get("QIOn_MUX").feedSignals(val, val, val);
+ readWriteEnds.get("MC_MUX").feedSignals(val, val);
+ readWriteEnds.get("MC_EN").feedSignals(val);
+ return null;
+ }
+ int IAsInt = I.getUnsignedValue().intValue();
if (IAsInt < 16)
{
readWriteEnds.get("SIO0_MUX").feedSignals(X, X, X);