private PortProtoId getPortIdByIndex(NodeProtoId nodeProtoId, int portIndex) {
if (nodeProtoId instanceof CellId) {
return snapshot.getCell((CellId) nodeProtoId).cellRevision.exports.get(portIndex).exportId;
} else {
return techPool.getPrimitiveNode((PrimitiveNodeId) nodeProtoId).getPort(portIndex).getId();
}
}
private int getNumPorts(NodeProtoId nodeProtoId) {
if (nodeProtoId instanceof CellId) {
return snapshot.getCell((CellId) nodeProtoId).cellRevision.exports.size();
} else {
return techPool.getPrimitiveNode((PrimitiveNodeId) nodeProtoId).getNumPorts();
}
}
private int getPortIndex(PortProtoId portId) {
if (portId instanceof ExportId) {
ExportId exportId = (ExportId) portId;
return snapshot
.getCell(exportId.getParentId())
.cellRevision
.getExportIndexByExportId(exportId);
} else {
return techPool.getPrimitivePort((PrimitivePortId) portId).getPortIndex();
}
}
/**
* Method to tell whether this NodeInst is an icon of its parent. Electric does not allow
* recursive circuit hierarchies (instances of Cells inside of themselves). However, it does allow
* one exception: a schematic may contain its own icon for documentation purposes. This method
* determines whether this NodeInst is such an icon.
*
* @return true if this NodeInst is an icon of its parent.
*/
private boolean isIconOfParent(ImmutableNodeInst n) {
if (!(n.protoId instanceof CellId)) {
return false;
}
CellBackup subCell = snapshot.getCell((CellId) n.protoId);
CellId subCellId = subCell.cellRevision.d.cellId;
return subCellId.isIcon()
&& cellId.isSchematic()
&& subCellId.libId == cellId.libId
&& subCell.cellRevision.d.groupName.equals(cellRevision.d.groupName);
}
private void localConnections(int netMap[]) {
// Exports
for (int k = 0; k < numExports; k++) {
ImmutableExport e = exports.get(k);
int portOffset = portOffsets[k];
Name expNm = e.name;
int busWidth = expNm.busWidth();
int drawn = drawns[k];
int drawnOffset = drawnOffsets[drawn];
for (int i = 0; i < busWidth; i++) {
ImmutableNetLayout.connectMap(
netMap,
portOffset + i,
drawnOffset + (busWidth == drawnWidths[drawn] ? i : i % drawnWidths[drawn]));
GenMath.MutableInteger nn = netNames.get(expNm.subname(i));
ImmutableNetLayout.connectMap(netMap, portOffset + i, netNamesOffset + nn.intValue());
}
}
// PortInsts
for (int k = 0; k < numNodes; k++) {
ImmutableNodeInst n = nodes.get(k);
if (isIconOfParent(n)) {
continue;
}
// NodeProto np = ni.getProto();
if (n.protoId instanceof PrimitiveNodeId) {
// Connect global primitives
Global g = globalInst(n);
if (g != null) {
int drawn = drawns[ni_pi[k]];
ImmutableNetLayout.connectMap(netMap, globals.indexOf(g), drawnOffsets[drawn]);
}
if (n.protoId == schem.wireConNode.getId()) {
connectWireCon(netMap, n);
}
continue;
}
IconInst iconInst = iconInsts[k];
if (iconInst == null || iconInst.iconOfParent) {
continue;
}
assert iconInst.nodeInst == n;
CellId subCellId = (CellId) n.protoId;
assert subCellId.isIcon() || subCellId.isSchematic();
EquivalentSchematicExports iconEq = iconInst.eq;
EquivalentSchematicExports schemEq = iconEq.implementation;
assert schemEq != null;
Name nodeName = n.name;
int arraySize = nodeName.busWidth();
int numPorts = getNumPorts(n.protoId);
CellBackup subCell = snapshot.getCell(subCellId);
for (int m = 0; m < numPorts; m++) {
ImmutableExport e = subCell.cellRevision.exports.get(m);
Name busExportName = e.name;
int busWidth = busExportName.busWidth();
int drawn = drawns[ni_pi[k] + m];
if (drawn < 0) {
continue;
}
int width = drawnWidths[drawn];
if (width != busWidth && width != busWidth * arraySize) {
continue;
}
for (int arrayIndex = 0; arrayIndex < arraySize; arrayIndex++) {
int nodeOffset = iconInst.netMapOffset + arrayIndex * iconInst.numExtendedExports;
int busOffset = drawnOffsets[drawn];
if (width != busWidth) {
busOffset += busWidth * arrayIndex;
}
for (int j = 0; j < busWidth; j++) {
Name exportName = busExportName.subname(j);
int portOffset = schemEq.getExportNameMapOffset(exportName);
if (portOffset < 0) {
continue;
}
ImmutableNetLayout.connectMap(netMap, busOffset + j, nodeOffset + portOffset);
}
}
}
}
// Arcs
for (int arcIndex = 0; arcIndex < numArcs; arcIndex++) {
ImmutableArcInst a = arcs.get(arcIndex);
int drawn = drawns[arcsOffset + arcIndex];
if (drawn < 0) {
continue;
}
if (!a.isUsernamed()) {
continue;
}
int busWidth = drawnWidths[drawn];
Name arcNm = a.name;
if (arcNm.busWidth() != busWidth) {
continue;
}
int drawnOffset = drawnOffsets[drawn];
for (int i = 0; i < busWidth; i++) {
GenMath.MutableInteger nn = netNames.get(arcNm.subname(i));
ImmutableNetLayout.connectMap(netMap, drawnOffset + i, netNamesOffset + nn.intValue());
}
}
// Globals of proxies
for (IconInst iconInst : iconInsts) {
if (iconInst == null || iconInst.iconOfParent) {
continue;
}
Set<Global> excludeGlobals = null;
if (iconInstExcludeGlobals != null) {
excludeGlobals = iconInstExcludeGlobals.get(iconInst);
}
for (int k = 0; k < iconInst.nodeInst.name.busWidth(); k++) {
EquivalentSchematicExports eq = iconInst.eq.implementation;
assert eq.implementation == eq;
int numGlobals = eq.portOffsets[0];
if (numGlobals == 0) {
continue;
}
int nodableOffset = iconInst.netMapOffset + k * iconInst.numExtendedExports;
for (int i = 0; i < numGlobals; i++) {
Global g = eq.globals.get(i);
if (excludeGlobals != null && excludeGlobals.contains(g)) {
continue;
}
ImmutableNetLayout.connectMap(netMap, this.globals.indexOf(g), nodableOffset + i);
}
}
}
ImmutableNetLayout.closureMap(netMap);
}
void calcDrawnWidths() {
Arrays.fill(drawnNames, null);
Arrays.fill(drawnWidths, -1);
for (int i = 0; i < numExports; i++) {
int drawn = drawns[i];
Name name = exports.get(i).name;
int newWidth = name.busWidth();
int oldWidth = drawnWidths[drawn];
if (oldWidth < 0) {
drawnNames[drawn] = name;
drawnWidths[drawn] = newWidth;
continue;
}
if (oldWidth != newWidth) {
reportDrawnWidthError(
/*cell.getPort(i), null,*/ drawnNames[drawn].toString(), name.toString());
if (oldWidth < newWidth) {
drawnNames[drawn] = name;
drawnWidths[drawn] = newWidth;
}
}
}
for (int arcIndex = 0; arcIndex < numArcs; arcIndex++) {
ImmutableArcInst a = arcs.get(arcIndex);
int drawn = drawns[arcsOffset + arcIndex];
if (drawn < 0) {
continue;
}
Name name = a.name;
if (name.isTempname()) {
continue;
}
int newWidth = name.busWidth();
int oldWidth = drawnWidths[drawn];
if (oldWidth < 0) {
drawnNames[drawn] = name;
drawnWidths[drawn] = newWidth;
continue;
}
if (oldWidth != newWidth) {
reportDrawnWidthError(/*null, ai,*/ drawnNames[drawn].toString(), name.toString());
if (oldWidth < newWidth) {
drawnNames[drawn] = name;
drawnWidths[drawn] = newWidth;
}
}
}
for (int arcIndex = 0; arcIndex < numArcs; arcIndex++) {
int drawn = drawns[arcsOffset + arcIndex];
if (drawn < 0) {
continue;
}
ImmutableArcInst a = arcs.get(arcIndex);
Name name = a.name;
if (!name.isTempname()) {
continue;
}
int oldWidth = drawnWidths[drawn];
if (oldWidth < 0) {
drawnNames[drawn] = name;
if (a.protoId != busArc.getId()) {
drawnWidths[drawn] = 1;
}
}
}
for (int i = 0; i < numNodes; i++) {
ImmutableNodeInst n = nodes.get(i);
// NodeProto np = ni.getProto();
if (n.protoId instanceof PrimitiveNodeId) {
PrimitiveNode pn = techPool.getPrimitiveNode((PrimitiveNodeId) n.protoId);
if (pn.getFunction().isPin()) {
continue;
}
if (pn == Schematics.tech().offpageNode) {
continue;
}
}
int numPortInsts = getNumPorts(n.protoId);
for (int j = 0; j < numPortInsts; j++) {
PortInst pi = new PortInst(n.nodeId, getPortIdByIndex(n.protoId, j));
int drawn = drawns[pi.getPortInstOffset()];
if (drawn < 0) {
continue;
}
int oldWidth = drawnWidths[drawn];
int newWidth = 1;
if (n.protoId instanceof CellId) {
CellBackup subCell = snapshot.getCell((CellId) n.protoId);
CellId subCellId = subCell.cellRevision.d.cellId;
if (subCellId.isIcon() || subCellId.isSchematic()) {
int arraySize = subCellId.isIcon() ? n.name.busWidth() : 1;
int portWidth = subCell.cellRevision.exports.get(j).name.busWidth();
if (oldWidth == portWidth) {
continue;
}
newWidth = arraySize * portWidth;
}
}
if (oldWidth < 0) {
drawnWidths[drawn] = newWidth;
continue;
}
if (oldWidth != newWidth) {
String msg =
"Network: Schematic "
+ cellId
+ " has net <"
+ drawnNames[drawn]
+ "> with width conflict in connection "
+ pi.n.name
+ " "
+ pi.portId;
System.out.println(msg);
// networkManager.pushHighlight(pi);
// networkManager.logError(msg, NetworkTool.errorSortNetworks);
}
}
}
for (int i = 0; i < drawnWidths.length; i++) {
if (drawnWidths[i] < 1) {
drawnWidths[i] = 1;
}
if (DEBUG) {
System.out.println(
"Drawn "
+ i
+ " "
+ (drawnNames[i] != null ? drawnNames[i].toString() : "")
+ " has width "
+ drawnWidths[i]);
}
}
}