public void visitNode(FlatNode node) {
System.out.println("Creating SliceNodes: " + node);
OutputSliceNode output = new OutputSliceNode();
InputSliceNode input = new InputSliceNode();
FilterContent content;
int mult = 1;
if (node.isFilter()) {
if (node.contents instanceof SIRFileWriter) {
content = new FileOutputContent((SIRFileWriter) node.contents);
} else if (node.contents instanceof SIRFileReader) {
content = new FileInputContent((SIRFileReader) node.contents);
} else content = new FilterContent(node.getFilter());
} else if (node.isSplitter()) {
CType type = CommonUtils.getOutputType(node);
SIRIdentity id = new SIRIdentity(type);
RenameAll.renameAllFilters(id);
content = new FilterContent(id);
if (!node.isDuplicateSplitter()) mult = node.getTotalOutgoingWeights();
} else {
// joiner
CType type = CommonUtils.getOutputType(node);
SIRIdentity id = new SIRIdentity(type);
RenameAll.renameAllFilters(id);
content = new FilterContent(id);
mult = node.getTotalIncomingWeights();
}
if (exeCounts[0].containsKey(node.contents))
content.setInitMult(mult * ((int[]) exeCounts[0].get(node.contents))[0]);
else content.setInitMult(0);
content.setSteadyMult(mult * ((int[]) exeCounts[1].get(node.contents))[0]);
FilterSliceNode filterNode = new FilterSliceNode(content);
if (node.isSplitter() || node.isJoiner()) generatedIds.add(filterNode);
inputNodes.put(node.contents, input);
outputNodes.put(node.contents, output);
filterNodes.put(node.contents, filterNode);
}
private void flattenInternal(FlatNode top) {
Iterator<FlatNode> dataFlow = DataFlowTraversal.getTraversal(top).iterator();
while (dataFlow.hasNext()) {
FlatNode node = dataFlow.next();
System.out.println(node);
InputSliceNode input = sliceNodes.inputNodes.get(node.contents);
OutputSliceNode output = sliceNodes.outputNodes.get(node.contents);
FilterSliceNode filterNode = sliceNodes.filterNodes.get(node.contents);
assert input != null && output != null && filterNode != null;
// set up the slice
Slice slice = new Slice(input);
input.setNext(filterNode);
filterNode.setPrevious(input);
filterNode.setNext(output);
output.setPrevious(filterNode);
input.setParent(slice);
output.setParent(slice);
filterNode.setParent(slice);
System.out.println(" outputs: " + node.ways);
if (node.ways != 0) {
assert node.ways == node.getEdges().length && node.ways == node.weights.length;
// set up the i/o arcs
// set up the splitting...
LinkedList<InterSliceEdge> outEdges = new LinkedList<InterSliceEdge>();
LinkedList<Integer> outWeights = new LinkedList<Integer>();
HashMap<InputSliceNode, InterSliceEdge> newEdges =
new HashMap<InputSliceNode, InterSliceEdge>();
for (int i = 0; i < node.ways; i++) {
if (node.weights[i] == 0) continue;
InterSliceEdge edge =
new InterSliceEdge(output, sliceNodes.inputNodes.get(node.getEdges()[i].contents));
newEdges.put(sliceNodes.inputNodes.get(node.getEdges()[i].contents), edge);
outEdges.add(edge);
outWeights.add(node.weights[i]);
}
edges.put(output, newEdges);
LinkedList<LinkedList<InterSliceEdge>> translatedEdges =
new LinkedList<LinkedList<InterSliceEdge>>();
if (node.isDuplicateSplitter()) {
outWeights = new LinkedList<Integer>();
outWeights.add(new Integer(1));
translatedEdges.add(outEdges);
} else {
for (int i = 0; i < outEdges.size(); i++) {
LinkedList<InterSliceEdge> link = new LinkedList<InterSliceEdge>();
link.add(outEdges.get(i));
translatedEdges.add(link);
}
}
output.set(outWeights, translatedEdges);
} else {
// no outputs
output.setWeights(new int[0]);
output.setDests(new InterSliceEdge[0][0]);
}
if (node.isFilter()) {
if (node.getFilter().getPushInt() == 0) {
output.setWeights(new int[0]);
output.setDests(new InterSliceEdge[0][0]);
}
}
// set up the joining, the edges should exist already from upstream
System.out.println(" inputs: " + node.inputs);
if (node.inputs != 0) {
assert node.inputs == node.incoming.length && node.inputs == node.incomingWeights.length;
LinkedList<Integer> inWeights = new LinkedList<Integer>();
LinkedList<InterSliceEdge> inEdges = new LinkedList<InterSliceEdge>();
for (int i = 0; i < node.inputs; i++) {
if (node.incomingWeights[i] == 0) continue;
inEdges.add(edges.get(sliceNodes.outputNodes.get(node.incoming[i].contents)).get(input));
inWeights.add(node.incomingWeights[i]);
}
input.set(inWeights, inEdges);
} else {
input.setWeights(new int[0]);
input.setSources(new InterSliceEdge[0]);
}
if (node.isFilter() && node.getFilter().getPopInt() == 0) {
input.setWeights(new int[0]);
input.setSources(new InterSliceEdge[0]);
}
// set up the work hashmaps
int workEst = 0;
if (sliceNodes.generatedIds.contains(filterNode)) {
workEst = 3 * filterNode.getFilter().getSteadyMult();
} else {
assert node.isFilter();
workEst = work.getWork((SIRFilter) node.contents);
}
bottleNeckFilter.put(slice, filterNode);
sliceBNWork.put(slice, workEst);
workEstimation.put(filterNode.getFilter(), workEst);
slice.finish();
if (node.contents instanceof SIRFileReader || node.contents instanceof SIRFileWriter) {
System.out.println("Found io " + node.contents);
ioList.add(slice);
}
if (topSlice == null) topSlice = slice;
sliceList.add(slice);
}
}