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;
public GUIAm2904ShiftInstrDecode(ViewModelModifiable model, String name)
{
super(model, name, "Shift \ninstruction\ndecode");
- setSize(60, 70);
- addPin(new Pin(this, "I", 5, 0, 35), Usage.INPUT, Position.RIGHT);
+ setSize(60, 80);
+ 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, "LSHIFT", 1, 60, 45), 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, 55), Usage.OUTPUT, Position.LEFT);
- addPin(new Pin(this, "MC_EN", 1, 60, 65), 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("LSHIFT").feedSignals(IBits[0]);
+ readWriteEnds.get("OEn").feedSignals(IBits[0].not().and(_SE.not()));
+ readWriteEnds.get("OE0").feedSignals(IBits[0].and(_SE.not()));
+ if (_SE == Z || _SE == X)
+ {
+ 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;
+ } else if (_SE == 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;
+ } else if (_SE == ONE)
+ {
+ 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(ZERO);
+ return null;
+ }
// TODO move the following loop to BitVector.
int IAsInt = 0;
for (int i = 0; i < 5; i++)
IAsInt |= 1 << i;
break;
case U:
- readWriteEnds.get("SIO0_MUX").feedSignals(U);
- readWriteEnds.get("SIOn_MUX").feedSignals(U);
- readWriteEnds.get("QIO0_MUX").feedSignals(U);
- readWriteEnds.get("QIOn_MUX").feedSignals(U);
- readWriteEnds.get("MC_MUX").feedSignals(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);
- readWriteEnds.get("SIOn_MUX").feedSignals(X);
- readWriteEnds.get("QIO0_MUX").feedSignals(X);
- readWriteEnds.get("QIOn_MUX").feedSignals(X);
- readWriteEnds.get("MC_MUX").feedSignals(X);
+ 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:
}
if (IAsInt < 16)
{
- readWriteEnds.get("SIO0_MUX").feedSignals(Z, Z, Z);
- readWriteEnds.get("QIO0_MUX").feedSignals(Z, Z, Z);
+ readWriteEnds.get("SIO0_MUX").feedSignals(X, X, X);
+ readWriteEnds.get("QIO0_MUX").feedSignals(X, X, X);
switch (IAsInt)
{
case 0:
readWriteEnds.get("QIOn_MUX").feedSignals(ZERO, ZERO, ONE);
break;
case 2:
- readWriteEnds.get("QIOn_MUX").feedSignals(ONE, ONE, Z);
+ readWriteEnds.get("QIOn_MUX").feedSignals(ONE, ONE, X);
break;
case 3:
case 4:
case 13:
case 14:
case 15:
- readWriteEnds.get("QIOn_MUX").feedSignals(ZERO, ONE, Z);
+ readWriteEnds.get("QIOn_MUX").feedSignals(ZERO, ONE, X);
break;
case 8:
case 9:
case 10:
- readWriteEnds.get("QIOn_MUX").feedSignals(ONE, ZERO, Z);
+ readWriteEnds.get("QIOn_MUX").feedSignals(ONE, ZERO, X);
break;
default:
throw new IllegalStateException("can't happen");
}
} else
{
- readWriteEnds.get("SIOn_MUX").feedSignals(Z, Z, Z);
- readWriteEnds.get("QIOn_MUX").feedSignals(Z, Z, Z);
+ readWriteEnds.get("SIOn_MUX").feedSignals(X, X, X);
+ readWriteEnds.get("QIOn_MUX").feedSignals(X, X, X);
switch (IAsInt)
{
case 16:
case 29:
case 30:
case 31:
- readWriteEnds.get("SIO0_MUX").feedSignals(ONE, ZERO, Z);
+ readWriteEnds.get("SIO0_MUX").feedSignals(ONE, ZERO, X);
break;
case 24:
case 26:
- readWriteEnds.get("SIO0_MUX").feedSignals(ONE, ONE, Z);
+ readWriteEnds.get("SIO0_MUX").feedSignals(ONE, ONE, X);
break;
case 25:
case 27:
- readWriteEnds.get("SIO0_MUX").feedSignals(ZERO, ONE, Z);
+ readWriteEnds.get("SIO0_MUX").feedSignals(ZERO, ONE, X);
break;
default:
throw new IllegalStateException("can't happen");
case 24:
case 25:
case 26:
- readWriteEnds.get("SIO0_MUX").feedSignals(ONE, ZERO, Z);
+ readWriteEnds.get("SIO0_MUX").feedSignals(ONE, ZERO, X);
break;
case 28:
case 30:
- readWriteEnds.get("SIO0_MUX").feedSignals(ONE, ONE, Z);
+ readWriteEnds.get("SIO0_MUX").feedSignals(ONE, ONE, X);
break;
case 29:
case 31:
- readWriteEnds.get("QIO0_MUX").feedSignals(ZERO, ONE, Z);
+ readWriteEnds.get("QIO0_MUX").feedSignals(ZERO, ONE, X);
break;
default:
throw new IllegalStateException("can't happen");
case 30:
case 31:
readWriteEnds.get("MC_EN").feedSignals(ZERO);
- readWriteEnds.get("MC_MUX").feedSignals(Z, Z);
+ readWriteEnds.get("MC_MUX").feedSignals(X, X);
break;
case 2:
case 8:
case 28:
case 29:
readWriteEnds.get("MC_EN").feedSignals(ONE);
- readWriteEnds.get("MC_MUX").feedSignals(ONE, Z);
+ readWriteEnds.get("MC_MUX").feedSignals(ONE, X);
break;
default:
throw new IllegalStateException("can't happen");