import java.util.Set;
import IR.Descriptor;
+import IR.MethodDescriptor;
import Util.Pair;
public class BuildLattice {
public static int seed = 0;
private LocationInference infer;
+ private final HNode topNode;
+ private final HNode bottomNode;
+
public BuildLattice(LocationInference infer) {
this.infer = infer;
+ topNode = new HNode(infer.ssjava.TOP);
+ bottomNode = new HNode(infer.ssjava.BOTTOM);
}
public SSJavaLattice<String> buildLattice(Descriptor desc) {
HierarchyGraph inputGraph = infer.getSkeletonCombinationHierarchyGraph(desc);
LocationSummary locSummary = infer.getLocationSummary(desc);
- BasisSet basisSet = inputGraph.computeBasisSet();
+ Set<HNode> nodeSetWithCompositeLocation = new HashSet<HNode>();
+ if (desc instanceof MethodDescriptor) {
+ FlowGraph flowGraph = infer.getFlowGraph((MethodDescriptor) desc);
+
+ for (Iterator iterator = inputGraph.getNodeSet().iterator(); iterator.hasNext();) {
+ HNode hnode = (HNode) iterator.next();
+ Descriptor hnodeDesc = hnode.getDescriptor();
+ if (hnodeDesc != null) {
+ NTuple<Descriptor> descTuple = new NTuple<Descriptor>();
+ descTuple.add(hnodeDesc);
+
+ if (flowGraph.contains(descTuple)) {
+ FlowNode flowNode = flowGraph.getFlowNode(descTuple);
+ if (flowNode.getCompositeLocation() != null) {
+ nodeSetWithCompositeLocation.add(hnode);
+ }
+ }
+
+ }
+ }
+
+ }
+
+ BasisSet basisSet = inputGraph.computeBasisSet(nodeSetWithCompositeLocation);
debug_print(inputGraph);
Family family = generateFamily(basisSet);
Set<Integer> higher = (Set<Integer>) iterator.next();
String higherName = generateElementName(basisSet, inputGraph, mapFToLocName, higher);
- locSummary.addMapHNodeNameToLocationName(higherName, higherName);
HNode higherNode = inputGraph.getHNode(higherName);
if (higherNode != null && higherNode.isSharedNode()) {
lattice.addSharedLoc(higherName);
}
+ Set<Descriptor> descSet = inputGraph.getDescSetOfNode(higherNode);
+ // System.out.println("higherName=" + higherName + " higherNode=" + higherNode + " descSet="
+ // + descSet);
+ for (Iterator iterator2 = descSet.iterator(); iterator2.hasNext();) {
+ Descriptor d = (Descriptor) iterator2.next();
+ locSummary.addMapHNodeNameToLocationName(d.getSymbol(), higherName);
+ }
+ // locSummary.addMapHNodeNameToLocationName(higherName, higherName);
Set<Set<Integer>> lowerSet = mapImSucc.get(higher);
for (Iterator iterator2 = lowerSet.iterator(); iterator2.hasNext();) {
Set<Integer> lower = (Set<Integer>) iterator2.next();
String lowerName = generateElementName(basisSet, inputGraph, mapFToLocName, lower);
- locSummary.addMapHNodeNameToLocationName(lowerName, lowerName);
-
- HNode lowerNode = inputGraph.getHNode(higherName);
+ HNode lowerNode = inputGraph.getHNode(lowerName);
if (lowerNode != null && lowerNode.isSharedNode()) {
lattice.addSharedLoc(lowerName);
}
+ Set<Descriptor> lowerDescSet = inputGraph.getDescSetOfNode(lowerNode);
+ // System.out.println("lowerName=" + lowerName + " lowerNode=" + lowerNode + " descSet="
+ // + lowerDescSet);
+ for (Iterator iterator3 = lowerDescSet.iterator(); iterator3.hasNext();) {
+ Descriptor d = (Descriptor) iterator3.next();
+ locSummary.addMapHNodeNameToLocationName(d.getSymbol(), lowerName);
+ }
+ // locSummary.addMapHNodeNameToLocationName(lowerName, lowerName);
+
if (higher.size() == 0) {
// empty case
lattice.put(lowerName);
for (Iterator iterator = nodeSet.iterator(); iterator.hasNext();) {
HNode node = (HNode) iterator.next();
- System.out.println("-node=" + node);
-
+ // System.out.println("node=" + node);
if (node.isSkeleton() && (!visited.contains(node))) {
visited.add(node);
HNode endNode = (HNode) iterator3.next();
endCombNodeSet.add(getCombinationNodeInSCGraph(desc, endNode));
}
- // System.out.println("-endCombNodeSet=" + endCombNodeSet);
visited.add(outNode);
// follows the straight line up to another skeleton/combination node
removeTransitivelyReachToNode(desc, combinationNodeInSCGraph, endCombNodeSet);
recurDFS(desc, lattice, combinationNodeInSCGraph, endCombNodeSet, visited,
mapIntermediateLoc, 1, locSummary, outNode);
- // recurDFS(desc, lattice, combinationNodeInSCGraph, endCombNodeSet, visited,
- // mapIntermediateLoc, 1, locSummary, outNode);
}
} else {
// we have a node that is neither combination or skeleton node
- // System.out.println("skeleton node=" + node + " outNode=" + outNode);
+ // System.out.println("%%%skeleton node=" + node + " outNode=" + outNode);
HNode startNode = scGraph.getCurrentHNode(node);
// if (node.getDescriptor() != null) {
HNode endNode = (HNode) iterator3.next();
endCombNodeSet.add(getCombinationNodeInSCGraph(desc, endNode));
}
-
+ // System.out.println("endCombNodeSet=" + endCombNodeSet);
visited.add(outNode);
if (endCombNodeSet.size() > 0) {
// follows the straight line up to another skeleton/combination node
endCombNodeSet = removeTransitivelyReachToNode(desc, startNode, endCombNodeSet);
- recurDFSNormalNode(desc, lattice, startNode, endCombNodeSet, visited,
- mapIntermediateLoc, 1, locSummary, outNode);
+ } else if (endCombNodeSet.size() == 0) {
+ // the outNode is (directly/transitively) connected to the bottom node
+ // therefore, we just add a dummy bottom HNode to the endCombNodeSet.
+ endCombNodeSet.add(bottomNode);
}
+ recurDFSNormalNode(desc, lattice, startNode, endCombNodeSet, visited,
+ mapIntermediateLoc, 1, locSummary, outNode);
}
}
&& !visited.contains(node)) {
// an intermediate node 'node' may be located between "TOP" location and a skeleton node
+ int sizeIncomingNode = simpleGraph.getIncomingNodeSet(node).size();
- Set<HNode> outNodeSet =
- simpleGraph.getDirectlyReachableSkeletonCombinationNodeFrom(node, null);
- // Set<HNode> outNodeSet = simpleGraph.getOutgoingNodeSet(node);
- System.out.println("this case? node=" + node + " outNodeSet=" + outNodeSet);
+ if (sizeIncomingNode == 0) {
+ // this node will be directly connected to the TOP location
+ // start adding the following nodes from this node
- Set<String> belowSkeletonLocNameSet = new HashSet<String>();
- Set<HNode> belowSCNodeSet = new HashSet<HNode>();
+ Set<HNode> endNodeSetFromSimpleGraph =
+ simpleGraph.getDirectlyReachableSkeletonCombinationNodeFrom(node, null);
- for (Iterator iterator2 = outNodeSet.iterator(); iterator2.hasNext();) {
- HNode outNode = (HNode) iterator2.next();
- if (outNode.isSkeleton()) {
- belowSCNodeSet.add(scGraph.getCurrentHNode(outNode));
- belowSkeletonLocNameSet.add(scGraph.getCurrentHNode(outNode).getName());
- }
- }
- System.out.println("-belowSkeletonLocNameSet=" + belowSkeletonLocNameSet);
- if (belowSkeletonLocNameSet.size() > 0) {
-
- int count = simpleGraph.countHopFromTopLocation(node);
- System.out.println("---count=" + count);
-
- TripleItem item = new TripleItem(null, belowSCNodeSet, count);
- if (!mapIntermediateLoc.containsKey(item)) {
- String newLocName = "ILOC" + (seed++);
- mapIntermediateLoc.put(item, newLocName);
- lattice.insertNewLocationBetween(lattice.getTopItem(), belowSkeletonLocNameSet,
- newLocName);
- locSummary.addMapHNodeNameToLocationName(node.getName(), newLocName);
- } else {
- String locName = mapIntermediateLoc.get(item);
- locSummary.addMapHNodeNameToLocationName(node.getName(), locName);
+ Set<HNode> endCombNodeSet = new HashSet<HNode>();
+ for (Iterator iterator3 = endNodeSetFromSimpleGraph.iterator(); iterator3.hasNext();) {
+ HNode endNode = (HNode) iterator3.next();
+ endCombNodeSet.add(getCombinationNodeInSCGraph(desc, endNode));
}
- // if (!mapBelowNameSetToILOCName.containsKey(belowSkeletonLocNameSet)) {
- // String newLocName = "ILOC" + (seed++);
- // mapBelowNameSetToILOCName.put(belowSkeletonLocNameSet, newLocName);
- // lattice.insertNewLocationBetween(lattice.getTopItem(), belowSkeletonLocNameSet,
- // newLocName);
- // locSummary.addMapHNodeNameToLocationName(node.getName(), newLocName);
- // } else {
- // String ilocName = mapBelowNameSetToILOCName.get(belowSkeletonLocNameSet);
- // locSummary.addMapHNodeNameToLocationName(node.getName(), ilocName);
- // }
+ HNode startNode = topNode;
+ visited.add(startNode);
+ if (endCombNodeSet.size() > 0) {
+ // follows the straight line up to another skeleton/combination node
+ // endCombNodeSet = removeTransitivelyReachToNode(desc, node, endCombNodeSet);
+ recurDFSNormalNode(desc, lattice, startNode, endCombNodeSet, visited,
+ mapIntermediateLoc, 1, locSummary, node);
+ }
}
- // else {
- // System.out.println("---LocName=" + newLocName);
- // lattice.put(newLocName);
- // }
}
}
}
String locName = mapIntermediateLoc.get(item);
- locSummary.addMapHNodeNameToLocationName(curNode.getName(), locName);
-
HierarchyGraph graph = infer.getSimpleHierarchyGraph(desc);
+
+ Set<Descriptor> descSet = graph.getDescSetOfNode(curNode);
+ for (Iterator iterator = descSet.iterator(); iterator.hasNext();) {
+ Descriptor d = (Descriptor) iterator.next();
+ locSummary.addMapHNodeNameToLocationName(d.getSymbol(), locName);
+ }
+ // locSummary.addMapHNodeNameToLocationName(curNode.getName(), locName);
+
Set<HNode> outSet = graph.getOutgoingNodeSet(curNode);
for (Iterator iterator2 = outSet.iterator(); iterator2.hasNext();) {
HNode outNode = (HNode) iterator2.next();
}
+ HierarchyGraph graph = infer.getSimpleHierarchyGraph(desc);
String locName = mapIntermediateLoc.get(item);
- locSummary.addMapHNodeNameToLocationName(curNode.getName(), locName);
+ Set<Descriptor> descSet = graph.getDescSetOfNode(curNode);
+ for (Iterator iterator = descSet.iterator(); iterator.hasNext();) {
+ Descriptor d = (Descriptor) iterator.next();
+ locSummary.addMapHNodeNameToLocationName(d.getSymbol(), locName);
+ }
// System.out.println("-TripleItem=" + item);
// System.out.println("-curNode=" + curNode.getName() + " locName=" + locName);
- HierarchyGraph graph = infer.getSimpleHierarchyGraph(desc);
Set<HNode> outSet = graph.getOutgoingNodeSet(curNode);
for (Iterator iterator2 = outSet.iterator(); iterator2.hasNext();) {
HNode outNode = (HNode) iterator2.next();
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