while (!methodDescList.isEmpty()) {
MethodDescriptor md = methodDescList.removeLast();
- System.out.println("\n#updateCompositeLocationAssignments=" + md);
+ // System.out.println("\n#updateCompositeLocationAssignments=" + md);
FlowGraph flowGraph = getFlowGraph(md);
Set<FlowNode> nodeSet = flowGraph.getNodeSet();
for (Iterator iterator = nodeSet.iterator(); iterator.hasNext();) {
FlowNode node = (FlowNode) iterator.next();
- System.out.println("-node=" + node + " node.getDescTuple=" + node.getDescTuple());
+ // System.out.println("-node=" + node + " node.getDescTuple=" + node.getDescTuple());
if (node.getCompositeLocation() != null) {
CompositeLocation compLoc = node.getCompositeLocation();
CompositeLocation updatedCompLoc = updateCompositeLocation(compLoc);
node.setCompositeLocation(updatedCompLoc);
- System.out.println("---updatedCompLoc1=" + updatedCompLoc);
+ // System.out.println("---updatedCompLoc1=" + updatedCompLoc);
} else {
NTuple<Descriptor> descTuple = node.getDescTuple();
- System.out.println("update desc=" + descTuple);
+ // System.out.println("update desc=" + descTuple);
CompositeLocation compLoc = convertToCompositeLocation(md, descTuple);
compLoc = updateCompositeLocation(compLoc);
node.setCompositeLocation(compLoc);
- System.out.println("---updatedCompLoc2=" + compLoc);
+ // System.out.println("---updatedCompLoc2=" + compLoc);
}
if (node.isDeclaratonNode()) {
private void translateCompositeLocationAssignmentToFlowGraph(MethodDescriptor mdCaller) {
- System.out.println("\n\n###translateCompositeLocationAssignmentToFlowGraph mdCaller="
- + mdCaller);
+ // System.out.println("\n\n###translateCompositeLocationAssignmentToFlowGraph mdCaller="
+ // + mdCaller);
// First, assign a composite location to a node in the flow graph
GlobalFlowGraph callerGlobalFlowGraph = getSubGlobalFlowGraph(mdCaller);
// it matches with the current argument composite location
// so what is the corresponding parameter local descriptor?
FlowNode paramNode = calleeFlowGraph.getParamFlowNode(idx);
- System.out.println("----------found paramNode=" + paramNode);
+ // System.out.println("----------found paramNode=" + paramNode);
NTuple<Descriptor> paramDescTuple = paramNode.getCurrentDescTuple();
NTuple<Location> newParamTupleFromArgTuple = translateToLocTuple(mdCallee, paramDescTuple);
newParamTupleFromArgTuple.add(argLocTuple.get(i));
}
- System.out.println("-----------newParamTuple=" + newParamTupleFromArgTuple);
+ // System.out.println("-----------newParamTuple=" + newParamTupleFromArgTuple);
return new CompositeLocation(newParamTupleFromArgTuple);
}
System.out.println("###RETURN COMP LOC=" + returnLoc);
NTuple<Location> returnLocTuple = returnLoc.getTuple();
NTuple<Descriptor> baseTuple = mapMethodInvokeNodeToBaseTuple.get(min);
+ System.out.println("###basetuple=" + baseTuple);
NTuple<Descriptor> newReturnTuple = baseTuple.clone();
for (int i = 1; i < returnLocTuple.size(); i++) {
newReturnTuple.add(returnLocTuple.get(i).getLocDescriptor());
}
System.out.println("###NEW RETURN TUPLE FOR CALLER=" + newReturnTuple);
+
+ FlowReturnNode holderNode = callerFlowGraph.getFlowReturnNode(min);
+ NodeTupleSet holderTupleSet =
+ getNodeTupleSetFromReturnNode(getFlowGraph(mdCaller), holderNode);
+
callerFlowGraph.getFlowReturnNode(min).setNewTuple(newReturnTuple);
+
+ // then need to remove old constraints
+ // TODO SAT
+ System.out.println("###REMOVE OLD CONSTRAINTS=" + holderNode);
+ for (Iterator<NTuple<Descriptor>> iter = holderTupleSet.iterator(); iter.hasNext();) {
+ NTuple<Descriptor> tupleFromHolder = iter.next();
+ Set<FlowEdge> holderOutEdge = callerFlowGraph.getOutEdgeSet(holderNode);
+ for (Iterator iterator2 = holderOutEdge.iterator(); iterator2.hasNext();) {
+ FlowEdge outEdge = (FlowEdge) iterator2.next();
+ NTuple<Descriptor> toberemovedTuple = outEdge.getEndTuple();
+ // System.out.println("---remove " + tupleFromHolder + " -> " + toberemovedTuple);
+ callerFlowGraph.removeEdge(tupleFromHolder, toberemovedTuple);
+ }
+ }
+
} else {
// if the return loc set was empty and later pcloc was connected to the return loc
// need to make sure that return loc reflects to this changes.
+ "-> globalParamLocTu!globalArgLocTuple.get(0).getLocDescriptor().equals(LITERALDESC)ple="
+ globalParamLocTuple);
hasChanges = true;
+
globalGraph.addValueFlowEdge(pcLocTuple, globalParamLocTuple);
}
}
baseLocTuple = translateToLocTuple(mdCaller, mapMethodInvokeNodeToBaseTuple.get(min));
}
- System.out.println("\n-#translate caller=" + mdCaller + " infer composite loc to callee="
- + mdCallee + " baseLocTuple=" + baseLocTuple);
- // System.out.println("-mapIdxToArgTuple=" + mapIdxToArgTuple);
- // System.out.println("-callerMapLocToCompLoc=" + callerMapLocToCompLoc);
+ // System.out.println("\n-#translate caller=" + mdCaller + " infer composite loc to callee="
+ // + mdCallee + " baseLocTuple=" + baseLocTuple);
Set<Location> keySet = callerMapLocToCompLoc.keySet();
for (Iterator iterator = keySet.iterator(); iterator.hasNext();) {
translateCompositeLocationToCallee(callerCompLoc, baseLocTuple, mdCallee);
calleeGlobalGraph.addMapLocationToInferCompositeLocation(key, newCalleeCompLoc);
- System.out.println("1---key=" + key + " callerCompLoc=" + callerCompLoc
- + " newCalleeCompLoc=" + newCalleeCompLoc);
- System.out.println("-----caller=" + mdCaller + " callee=" + mdCallee);
+ // System.out.println("1---key=" + key + " callerCompLoc=" + callerCompLoc
+ // + " newCalleeCompLoc=" + newCalleeCompLoc);
+ // System.out.println("-----caller=" + mdCaller + " callee=" + mdCallee);
if (!newCalleeCompLoc.get(0).getDescriptor().equals(mdCallee)) {
System.exit(0);
}
newCalleeCompLoc.addLocation(callerCompLoc.get(i));
}
calleeGlobalGraph.addMapLocationToInferCompositeLocation(key, newCalleeCompLoc);
- System.out.println("2---key=" + key + " callerCompLoc=" + callerCompLoc
- + " newCalleeCompLoc=" + newCalleeCompLoc);
- System.out.println("-----caller=" + mdCaller + " callee=" + mdCallee);
+ // System.out.println("2---key=" + key + " callerCompLoc=" + callerCompLoc
+ // + " newCalleeCompLoc=" + newCalleeCompLoc);
+ // System.out.println("-----caller=" + mdCaller + " callee=" + mdCallee);
} else {
int paramIdx = getParamIdx(callerCompLoc, mapIdxToArgTuple);
// so transfer the same composite location to the callee
if (!calleeGlobalGraph.contrainsInferCompositeLocationMapKey(key)) {
if (callerCompLoc.get(0).getDescriptor().equals(mdCallee)) {
- System.out.println("3---key=" + key + " callerCompLoc=" + callerCompLoc
- + " newCalleeCompLoc=" + callerCompLoc);
- System.out.println("-----caller=" + mdCaller + " callee=" + mdCallee);
+ // System.out.println("3---key=" + key + " callerCompLoc=" + callerCompLoc
+ // + " newCalleeCompLoc=" + callerCompLoc);
+ // System.out.println("-----caller=" + mdCaller + " callee=" + mdCallee);
calleeGlobalGraph.addMapLocationToInferCompositeLocation(key, callerCompLoc);
} else {
- System.out.println("3---SKIP key=" + key + " callerCompLoc=" + callerCompLoc);
+ // System.out.println("3---SKIP key=" + key + " callerCompLoc=" + callerCompLoc);
}
}
continue;
newCalleeCompLoc.addLocation(callerCompLoc.get(i));
}
calleeGlobalGraph.addMapLocationToInferCompositeLocation(key, newCalleeCompLoc);
- System.out.println("4---key=" + key + " callerCompLoc=" + callerCompLoc
- + " newCalleeCompLoc=" + newCalleeCompLoc);
- System.out.println("-----caller=" + mdCaller + " callee=" + mdCallee);
-
- // System.out.println("-----argTuple=" + argTuple + " caller=" + mdCaller +
- // " callee="
- // + mdCallee);
- // System.out.println("-----paramIdx=" + paramIdx + " paramFlowNode=" + paramFlowNode);
+ // System.out.println("4---key=" + key + " callerCompLoc=" + callerCompLoc
+ // + " newCalleeCompLoc=" + newCalleeCompLoc);
+ // System.out.println("-----caller=" + mdCaller + " callee=" + mdCallee);
}
}
}
- // System.out.println("-----*AFTER TRANSLATING COMP LOC MAPPING, CALLEE MAPPING="
- // + calleeGlobalGraph.getMapLocationToInferCompositeLocation());
-
System.out.println("#ASSIGN COMP LOC TO CALLEE PARAMS: callee=" + mdCallee + " caller="
+ mdCaller);
// If the location of an argument has a composite location
if (!needToGenerateCompositeLocation(paramGlobalNode, curPrefix)) {
System.out.println("NO NEED TO GENERATE COMP LOC to " + paramGlobalNode
+ " with prefix=" + curPrefix);
- // System.out.println("prefixList=" + prefixList);
- // System.out.println("reachableNodeSet=" + reachableNodeSet);
return null;
}
MethodDescriptor md = (MethodDescriptor) targetLocalLoc.getDescriptor();
FlowGraph flowGraph = getFlowGraph(md);
+
FlowNode flowNode = flowGraph.getFlowNode(node.getDescTuple());
Set<FlowNode> reachableSet = flowGraph.getReachFlowNodeSetFrom(flowNode);
for (Iterator iterator = paramNodeSet.iterator(); iterator.hasNext();) {
FlowNode paramFlowNode = (FlowNode) iterator.next();
if (curPrefix.startsWith(translateToLocTuple(md, paramFlowNode.getDescTuple()))) {
- System.out.println("here1?!");
return true;
}
}
FlowNode paramNode = getFlowGraph(mdCallee).getParamFlowNode(paramIdx);
if (checkNodeReachToReturnNode(mdCallee, paramNode)) {
- System.out.println("here2?!");
return true;
}
mapMethodDescriptorToCompositeReturnCase.get(md).booleanValue();
if (hasCompReturnLocWithThis) {
if (checkNodeReachToReturnNode(md, flowNode)) {
- System.out.println("here3?!");
return true;
}
}
GlobalFlowNode subGlobalReachalbeNode = (GlobalFlowNode) iterator3.next();
if (subGlobalReachalbeNode.getLocTuple().get(0).getLocDescriptor().equals(md.getThis())) {
System.out.println("PREFIX FOUND=" + subGlobalReachalbeNode);
- System.out.println("here4?!");
return true;
}
}
}
}
- // System.out.println("flowGraph.getReturnNodeSet()=" + flowGraph.getReturnNodeSet());
- // System.out.println("flowGraph.contains(node.getDescTuple())="
- // + flowGraph.contains(node.getDescTuple()) + " flowGraph.getFlowNode(node.getDescTuple())="
- // + flowGraph.getFlowNode(node.getDescTuple()));reachableSet
-
- // if (flowGraph.contains(node.getDescTuple())
- // && flowGraph.getReturnNodeSet().contains(flowGraph.getFlowNode(node.getDescTuple()))) {
- // // return checkFlowNodeReturnThisField(flowGraph);
- // }
-
Location lastLocationOfPrefix = curPrefix.get(curPrefix.size() - 1);
// check whether prefix appears in the list of parameters
Set<MethodInvokeNode> minSet = mapMethodDescToMethodInvokeNodeSet.get(md);
if (globalReachlocTuple.get(i).equals(lastLocationOfPrefix)) {
System.out.println("ARG " + argTuple + " IS MATCHED WITH="
+ lastLocationOfPrefix);
- System.out.println("here5?!");
-
return true;
}
}
}
}
- // ClassDescriptor cd;
- // if (lastLocationOfPrefix.getLocDescriptor() instanceof VarDescriptor) {
- // cd = ((VarDescriptor) lastLocationOfPrefix.getLocDescriptor()).getType().getClassDesc();
- // } else {
- // // it is a field descriptor
- // cd = ((FieldDescriptor) lastLocationOfPrefix.getLocDescriptor()).getType().getClassDesc();
- // }
- //
- // GlobalFlowGraph subGlobalFlowGraph = getSubGlobalFlowGraph(md);
- // Set<GlobalFlowNode> subGlobalReachableSet = subGlobalFlowGraph.getReachableNodeSetFrom(node);
- //
- // System.out.println("TRY TO FIND lastLocationOfPrefix=" + lastLocationOfPrefix);
- // for (Iterator iterator2 = subGlobalReachableSet.iterator(); iterator2.hasNext();) {
- // GlobalFlowNode subGlobalReachalbeNode = (GlobalFlowNode) iterator2.next();
- // // NTuple<Location> locTuple = translateToLocTuple(md, reachalbeNode.getDescTuple());
- // NTuple<Location> locTuple = subGlobalReachalbeNode.getLocTuple();
- //
- // for (int i = 0; i < locTuple.size(); i++) {
- // if (locTuple.get(i).equals(lastLocationOfPrefix)) {
- // return true;
- // }
- // }
- //
- // Location lastLoc = locTuple.get(locTuple.size() - 1);
- // Descriptor enclosingDescriptor = lastLoc.getDescriptor();
- //
- // if (enclosingDescriptor != null && enclosingDescriptor.equals(cd)) {
- // System.out.println("# WHY HERE?");
- // System.out.println("subGlobalReachalbeNode=" + subGlobalReachalbeNode);
- // return true;
- // }
- // }
-
return false;
}
}
});
- // remove a prefix which is not suitable for generating composite location
- Location localVarLoc = node.getLocTuple().get(0);
- MethodDescriptor md = (MethodDescriptor) localVarLoc.getDescriptor();
- ClassDescriptor cd = md.getClassDesc();
-
- int idx = 0;
- Set<NTuple<Location>> toberemoved = new HashSet<NTuple<Location>>();
- // for (int i = 0; i < prefixList.size(); i++) {
- // NTuple<Location> prefixLocTuple = prefixList.get(i);
- // if (!containsClassDesc(cd, prefixLocTuple)) {
- // toberemoved.add(prefixLocTuple);
- // }
- // }
-
- // System.out.println("method class=" + cd + " toberemoved=" + toberemoved);
-
- prefixList.removeAll(toberemoved);
-
return prefixList;
}
MethodDescriptor curPrefixFirstElementMethodDesc =
(MethodDescriptor) curPrefix.get(0).getDescriptor();
- // MethodDescriptor nodePrefixLocFirstElementMethodDesc =
- // (MethodDescriptor) prefixLoc.getDescriptor();
-
- // System.out.println("curPrefixFirstElementMethodDesc=" +
- // curPrefixFirstElementMethodDesc);
- // System.out.println("nodePrefixLocFirstElementMethodDesc="
- // + nodePrefixLocFirstElementMethodDesc);
-
- // TODO
- // if (!node.getLocTuple().startsWith(curPrefix.get(0))) {
-
Location curPrefixLocalLoc = curPrefix.get(0);
Location targetLocalLoc = new Location(md, node.getDescTuple().get(0));
System.out.println("NEED2ASSIGN COMP LOC TO " + node + " with prefix=" + curPrefix);
System.out.println("-targetLocalLoc=" + targetLocalLoc + " - newCompLoc=" + newCompLoc);
- // // makes sure that a newly generated location appears in the hierarchy graph
- // for (int compIdx = 0; compIdx < newCompLoc.getSize(); compIdx++) {
- // Location curLoc = newCompLoc.get(compIdx);
- // getHierarchyGraph(curLoc.getDescriptor()).getHNode(curLoc.getLocDescriptor());
- // }
- // subGlobalFlowGraph.addMapLocationToInferCompositeLocation(targetLocalLoc, newCompLoc);
node.setCompositeLocation(newCompLoc);
return newCompLoc;
// here only keep the first element(method location) of the descriptor
// tuple
NTuple<Location> srcLocTuple = translateToLocTuple(md, srcDescTuple);
- // Location srcMethodLoc = srcLocTuple.get(0);
- // Descriptor srcVarDesc = srcMethodLoc.getLocDescriptor();
- // // if (flowGraph.isParamDesc(srcVarDesc) &&
- // (!srcVarDesc.equals(md.getThis()))) {
- // if (!srcVarDesc.equals(md.getThis())) {
- // srcLocTuple = new NTuple<Location>();
- // Location loc = new Location(md, srcVarDesc);
- // srcLocTuple.add(loc);
- // }
- //
NTuple<Location> dstLocTuple = translateToLocTuple(md, dstDescTuple);
- // Location dstMethodLoc = dstLocTuple.get(0);
- // Descriptor dstVarDesc = dstMethodLoc.getLocDescriptor();
- // if (!dstVarDesc.equals(md.getThis())) {
- // dstLocTuple = new NTuple<Location>();
- // Location loc = new Location(md, dstVarDesc);
- // dstLocTuple.add(loc);
- // }
globalGraph.addValueFlowEdge(srcLocTuple, dstLocTuple);
} else if (desc instanceof FieldDescriptor) {
enclosingDesc = ((FieldDescriptor) desc).getType().getClassDesc();
} else {
- // TODO: inter descriptor case
enclosingDesc = desc;
}
if (callerSrcNodeLocTuple != null && callerSrcNodeLocTuple.size() > 0) {
for (Iterator iterator2 = pcLocTupleSet.iterator(); iterator2.hasNext();) {
NTuple<Location> pcLocTuple = (NTuple<Location>) iterator2.next();
+
callerSubGlobalGraph.addValueFlowEdge(pcLocTuple, callerSrcNodeLocTuple);
}
}
GlobalFlowGraph calleeSubGlobalGraph = getSubGlobalFlowGraph(mdCallee);
GlobalFlowGraph callerSubGlobalGraph = getSubGlobalFlowGraph(mdCaller);
- // System.out.println("$addValueFlowFromCalleeNode calleeSrcNode=" + calleeSrcNode);
+ System.out.println("$addValueFlowFromCalleeNode calleeSrcNode=" + calleeSrcNode);
NTuple<Location> callerSrcNodeLocTuple =
translateToCallerLocTuple(min, mdCallee, mdCaller, calleeSrcNode.getLocTuple());
- // System.out.println("---callerSrcNodeLocTuple=" + callerSrcNodeLocTuple);
+ System.out.println("---callerSrcNodeLocTuple=" + callerSrcNodeLocTuple);
if (callerSrcNodeLocTuple != null && callerSrcNodeLocTuple.size() > 0) {
translateToCallerLocTuple(min, mdCallee, mdCaller, outNode.getLocTuple());
// System.out.println("outNode=" + outNode + " callerDstNodeLocTuple="
// + callerDstNodeLocTuple);
- if (callerDstNodeLocTuple != null) {
+ if (callerSrcNodeLocTuple != null && callerDstNodeLocTuple != null
+ && callerSrcNodeLocTuple.size() > 0 && callerDstNodeLocTuple.size() > 0) {
callerSubGlobalGraph.addValueFlowEdge(callerSrcNodeLocTuple, callerDstNodeLocTuple);
}
}
TypeDescriptor type = ((FieldDescriptor) desc).getType();
if (type.isArray()) {
- return false;
+ return !type.isPrimitive();
} else {
return type.isPtr();
}
} else if (desc instanceof VarDescriptor) {
TypeDescriptor type = ((VarDescriptor) desc).getType();
if (type.isArray()) {
- return false;
+ return !type.isPrimitive();
} else {
return type.isPtr();
}
FlowNode flowNode = flowGraph.getParamFlowNode(paramIdx);
CompositeLocation inferredCompLoc =
updateCompositeLocation(flowNode.getCompositeLocation());
- // NTuple<Descriptor> descTuple = flowNode.getDescTuple();
- //
- // CompositeLocation assignedCompLoc = flowNode.getCompositeLocation();
- // CompositeLocation inferredCompLoc;
- // if (assignedCompLoc != null) {
- // inferredCompLoc = translateCompositeLocation(assignedCompLoc);
- // } else {
- // Descriptor locDesc = descTuple.get(0);
- // Location loc = new Location(md, locDesc.getSymbol());
- // loc.setLocDescriptor(locDesc);
- // inferredCompLoc = new CompositeLocation(loc);
- // }
System.out.println("-paramIdx=" + paramIdx + " infer=" + inferredCompLoc + " original="
+ flowNode.getCompositeLocation());
private void constructHierarchyGraph() {
+ LinkedList<MethodDescriptor> methodDescList =
+ (LinkedList<MethodDescriptor>) toanalyze_methodDescList.clone();
+
+ while (!methodDescList.isEmpty()) {
+ MethodDescriptor md = methodDescList.removeLast();
+ if (state.SSJAVADEBUG) {
+ HierarchyGraph hierarchyGraph = new HierarchyGraph(md);
+ System.out.println();
+ System.out.println("SSJAVA: Construcing the hierarchy graph from " + md);
+ constructHierarchyGraph(md, hierarchyGraph);
+ mapDescriptorToHierarchyGraph.put(md, hierarchyGraph);
+
+ }
+ }
+
+ setupToAnalyze();
+ while (!toAnalyzeIsEmpty()) {
+ ClassDescriptor cd = toAnalyzeNext();
+ HierarchyGraph graph = getHierarchyGraph(cd);
+ for (Iterator iter = cd.getFields(); iter.hasNext();) {
+ FieldDescriptor fieldDesc = (FieldDescriptor) iter.next();
+ if (!(fieldDesc.isStatic() && fieldDesc.isFinal())) {
+ graph.getHNode(fieldDesc);
+ }
+ }
+ }
+
+ Set<Descriptor> keySet = mapDescriptorToHierarchyGraph.keySet();
+ for (Iterator iterator = keySet.iterator(); iterator.hasNext();) {
+ Descriptor key = (Descriptor) iterator.next();
+ HierarchyGraph graph = getHierarchyGraph(key);
+
+ Set<HNode> nodeToBeConnected = new HashSet<HNode>();
+ for (Iterator iterator2 = graph.getNodeSet().iterator(); iterator2.hasNext();) {
+ HNode node = (HNode) iterator2.next();
+ if (!node.isSkeleton() && !node.isCombinationNode()) {
+ if (graph.getIncomingNodeSet(node).size() == 0) {
+ nodeToBeConnected.add(node);
+ }
+ }
+ }
+
+ for (Iterator iterator2 = nodeToBeConnected.iterator(); iterator2.hasNext();) {
+ HNode node = (HNode) iterator2.next();
+ System.out.println("NEED TO BE CONNECTED TO TOP=" + node);
+ graph.addEdge(graph.getHNode(TOPDESC), node);
+ }
+
+ }
+
+ }
+
+ private void constructHierarchyGraph2() {
+
// do fixed-point analysis
LinkedList<MethodDescriptor> descriptorListToAnalyze = ssjava.getSortedDescriptors();
System.out.println("-srcCurTuple=" + srcCurTuple + " dstCurTuple=" + dstCurTuple
+ " srcNode=" + srcNode + " dstNode=" + dstNode);
+ // srcCurTuple = translateBaseTuple(srcNode, srcCurTuple);
+ // dstCurTuple = translateBaseTuple(dstNode, dstCurTuple);
+
if ((srcCurTuple.size() > 1 && dstCurTuple.size() > 1)
&& srcCurTuple.get(0).equals(dstCurTuple.get(0))) {
}
+ private NTuple<Descriptor> translateBaseTuple(FlowNode flowNode, NTuple<Descriptor> inTuple) {
+
+ if (flowNode.getBaseTuple() != null) {
+
+ NTuple<Descriptor> translatedTuple = new NTuple<Descriptor>();
+
+ NTuple<Descriptor> baseTuple = flowNode.getBaseTuple();
+
+ for (int i = 0; i < baseTuple.size(); i++) {
+ translatedTuple.add(baseTuple.get(i));
+ }
+
+ for (int i = 1; i < inTuple.size(); i++) {
+ translatedTuple.add(inTuple.get(i));
+ }
+
+ System.out.println("------TRANSLATED " + inTuple + " -> " + translatedTuple);
+ return translatedTuple;
+
+ } else {
+ return inTuple;
+ }
+
+ }
+
private MethodSummary getMethodSummary(MethodDescriptor md) {
if (!mapDescToLocationSummary.containsKey(md)) {
mapDescToLocationSummary.put(md, new MethodSummary(md));
if (!paramDescNOTHavingInFlowSet.contains(node.getCurrentDescTuple().get(0))) {
flowNodeLowerthanPCLocSet.add(node);
fg.addValueFlowEdge(pcDescTuple, node.getDescTuple());
+
subGlobalFlowGraph.addValueFlowEdge(pcLocTuple,
translateToLocTuple(md, node.getDescTuple()));
}
System.out.println("#########################################");
for (Iterator iterator = flowNodeLowerthanPCLocSet.iterator(); iterator.hasNext();) {
FlowNode lowerNode = (FlowNode) iterator.next();
- if (lowerNode.getCompositeLocation() == null) {
+ if (lowerNode.getDescTuple().size() == 1 && lowerNode.getCompositeLocation() == null) {
NTuple<Location> lowerLocTuple = translateToLocTuple(md, lowerNode.getDescTuple());
CompositeLocation newComp =
calculateCompositeLocationFromSubGlobalGraph(md, lowerNode);
newImplicitTupleSet.addTupleSet(implicitFlowTupleSet);
newImplicitTupleSet.addTupleSet(condTupleNode);
- System.out.println("A5");
newImplicitTupleSet.addGlobalFlowTupleSet(implicitFlowTupleSet.getGlobalLocTupleSet());
newImplicitTupleSet.addGlobalFlowTupleSet(condTupleNode.getGlobalLocTupleSet());
// translateToLocTuple(md, callerImplicitTuple));
// }
// }
- System.out.println("A4");
newImplicitTupleSet.addGlobalFlowTupleSet(condTupleNode.getGlobalLocTupleSet());
analyzeFlowBlockNode(md, nametable, isn.getTrueBlock(), newImplicitTupleSet);
fn.setDeclarationNode();
if (dn.getExpression() != null) {
+ System.out.println("-analyzeFlowDeclarationNode=" + dn.printNode(0));
NodeTupleSet nodeSetRHS = new NodeTupleSet();
analyzeFlowExpressionNode(md, nametable, dn.getExpression(), nodeSetRHS, null,
GlobalFlowGraph globalFlowGraph = getSubGlobalFlowGraph(md);
for (Iterator<NTuple<Location>> iterator = nodeSetRHS.globalIterator(); iterator.hasNext();) {
NTuple<Location> calleeReturnLocTuple = iterator.next();
+
globalFlowGraph.addValueFlowEdge(calleeReturnLocTuple, translateToLocTuple(md, tupleLHS));
}
+ for (Iterator<NTuple<Location>> iterator = implicitFlowTupleSet.globalIterator(); iterator
+ .hasNext();) {
+ NTuple<Location> implicitGlobalTuple = iterator.next();
+
+ globalFlowGraph.addValueFlowEdge(implicitGlobalTuple, translateToLocTuple(md, tupleLHS));
+ }
+
+ System.out.println("-nodeSetRHS=" + nodeSetRHS);
+ System.out.println("-implicitFlowTupleSet=" + implicitFlowTupleSet);
+
}
}
private void analyzeFlowTertiaryNode(MethodDescriptor md, SymbolTable nametable, TertiaryNode tn,
NodeTupleSet nodeSet, NodeTupleSet implicitFlowTupleSet) {
- System.out.println("analyzeFlowTertiaryNode=" + tn.printNode(0));
+ // System.out.println("analyzeFlowTertiaryNode=" + tn.printNode(0));
NodeTupleSet tertiaryTupleNode = new NodeTupleSet();
analyzeFlowExpressionNode(md, nametable, tn.getCond(), tertiaryTupleNode, null,
newImplicitTupleSet.addTuple(interTuple);
}
- System.out.println("A7");
newImplicitTupleSet.addGlobalFlowTupleSet(tertiaryTupleNode.getGlobalLocTupleSet());
System.out.println("---------newImplicitTupleSet=" + newImplicitTupleSet);
analyzeFlowExpressionNode(md, nametable, tn.getFalseExpr(), tertiaryTupleNode, null,
newImplicitTupleSet, false);
- System.out.println("A8");
nodeSet.addGlobalFlowTupleSet(tertiaryTupleNode.getGlobalLocTupleSet());
nodeSet.addTupleSet(tertiaryTupleNode);
assert (baseNodeSet.size() == 1);
NTuple<Descriptor> baseTuple = baseNodeSet.iterator().next();
+ if (baseTuple.get(0) instanceof InterDescriptor) {
+ if (baseTuple.size() > 1) {
+ throw new Error();
+ }
+ FlowNode interNode = getFlowGraph(mdCaller).getFlowNode(baseTuple);
+ baseTuple = translateBaseTuple(interNode, baseTuple);
+ }
mapMethodInvokeNodeToBaseTuple.put(min, baseTuple);
if (!min.getMethod().isStatic()) {
// nodeSet.addTuple(inFlowTuple);
System.out.println("1CREATE A NEW TUPLE=" + inFlowTuple + " from="
+ mdCallee.getThis());
- tupleSet.addTuple(inFlowTuple);
+ // tupleSet.addTuple(inFlowTuple);
+ tupleSet.addTuple(baseTuple);
} else {
// TODO
System.out.println("returnNode=" + returnNode);
}
if (mdCallee.getReturnType() != null && !mdCallee.getReturnType().isVoid()) {
- FlowReturnNode setNode = getFlowGraph(mdCaller).createReturnNode(min);
+ FlowReturnNode returnHolderNode = getFlowGraph(mdCaller).createReturnNode(min);
if (needToGenerateInterLoc(tupleSet)) {
System.out.println("20");
}
}
- setNode.addTuple(interTuple);
- System.out.println("ADD TUPLESET=" + interTuple + " to returnnode=" + setNode);
+ returnHolderNode.addTuple(interTuple);
- } else {
- setNode.addTupleSet(tupleSet);
- System.out.println("ADD TUPLESET=" + tupleSet + " to returnnode=" + setNode);
+ nodeSet.addTuple(interTuple);
+ System.out.println("ADD TUPLESET=" + interTuple + " to returnnode=" + returnHolderNode);
+ } else {
+ returnHolderNode.addTupleSet(tupleSet);
+ System.out.println("ADD TUPLESET=" + tupleSet + " to returnnode=" + returnHolderNode);
}
// setNode.addTupleSet(tupleSet);
- nodeSet.addTuple(setNode.getDescTuple());
+ // NodeTupleSet setFromReturnNode=new NodeTupleSet();
+ // setFromReturnNode.addTuple(tuple);
+
+ NodeTupleSet holderTupleSet =
+ getNodeTupleSetFromReturnNode(getFlowGraph(mdCaller), returnHolderNode);
+ System.out.println("HOLDER TUPLe SET=" + holderTupleSet);
+ nodeSet.addTupleSet(holderTupleSet);
+
+ nodeSet.addTuple(returnHolderNode.getDescTuple());
}
// propagateFlowsFromCallee(min, md, min.getMethod());
}
+ private NodeTupleSet getNodeTupleSetFromReturnNode(FlowGraph fg, FlowReturnNode node) {
+ NodeTupleSet nts = new NodeTupleSet();
+
+ Set<NTuple<Descriptor>> returnSet = node.getReturnTupleSet();
+
+ for (Iterator iterator = returnSet.iterator(); iterator.hasNext();) {
+ NTuple<Descriptor> tuple = (NTuple<Descriptor>) iterator.next();
+ FlowNode flowNode = fg.getFlowNode(tuple);
+ if (flowNode instanceof FlowReturnNode) {
+ returnSet.addAll(recurGetNode(fg, (FlowReturnNode) flowNode));
+ } else {
+ returnSet.add(tuple);
+ }
+ }
+
+ for (Iterator iterator = returnSet.iterator(); iterator.hasNext();) {
+ NTuple<Descriptor> nTuple = (NTuple<Descriptor>) iterator.next();
+ nts.addTuple(nTuple);
+ }
+
+ return nts;
+
+ }
+
+ private Set<NTuple<Descriptor>> recurGetNode(FlowGraph fg, FlowReturnNode rnode) {
+
+ Set<NTuple<Descriptor>> tupleSet = new HashSet<NTuple<Descriptor>>();
+
+ Set<NTuple<Descriptor>> returnSet = rnode.getReturnTupleSet();
+ for (Iterator iterator = returnSet.iterator(); iterator.hasNext();) {
+ NTuple<Descriptor> tuple = (NTuple<Descriptor>) iterator.next();
+ FlowNode flowNode = fg.getFlowNode(tuple);
+ if (flowNode instanceof FlowReturnNode) {
+ tupleSet.addAll(recurGetNode(fg, (FlowReturnNode) flowNode));
+ }
+ tupleSet.add(tuple);
+ }
+
+ return tupleSet;
+ }
+
private NTuple<Descriptor> generateArgTuple(MethodDescriptor mdCaller, NodeTupleSet argTupleSet) {
int size = 0;
}
// Set<FlowNode> reachableSet = fg.getReachFlowNodeSetFrom(inNode);
Set<FlowNode> reachableSet = fg.getReachableSetFrom(inNode.getDescTuple());
- System.out.println("inNode=" + inNode + " reachalbeSet=" + reachableSet);
+ // System.out.println("inNode=" + inNode + " reachalbeSet=" + reachableSet);
for (Iterator iterator = reachableSet.iterator(); iterator.hasNext();) {
FlowNode fn = (FlowNode) iterator.next();
NTuple<Location> calleeReturnLocTuple = iterator.next();
for (Iterator<NTuple<Descriptor>> arrIter = expNodeTupleSet.iterator(); arrIter.hasNext();) {
NTuple<Descriptor> arrTuple = arrIter.next();
+
globalFlowGraph.addValueFlowEdge(calleeReturnLocTuple, translateToLocTuple(md, arrTuple));
}
}
if (needToGenerateInterLoc(nodeSetArrayAccessExp)) {
System.out.println("1");
- NTuple<Descriptor> interTuple = getFlowGraph(md).createIntermediateNode().getDescTuple();
+ FlowNode interNode = getFlowGraph(md).createIntermediateNode();
+ NTuple<Descriptor> interTuple = interNode.getDescTuple();
for (Iterator<NTuple<Descriptor>> iter = nodeSetArrayAccessExp.iterator(); iter.hasNext();) {
NTuple<Descriptor> higherTuple = iter.next();
if (base != null) {
fg.addMapInterLocNodeToEnclosingDescriptor(interTuple.get(0),
getClassTypeDescriptor(base.get(base.size() - 1)));
+ interNode.setBaseTuple(base);
}
}
}
- System.out.println("A1");
nodeSet.addGlobalFlowTupleSet(idxNodeTupleSet.getGlobalLocTupleSet());
nodeSet.addTupleSet(nodeSetArrayAccessExp);
nodeSet.addTupleSet(leftOpSet);
nodeSet.addTupleSet(rightOpSet);
- System.out.println("A6");
nodeSet.addGlobalFlowTupleSet(leftOpSet.getGlobalLocTupleSet());
nodeSet.addGlobalFlowTupleSet(rightOpSet.getGlobalLocTupleSet());
for (Iterator<NTuple<Location>> iterator = idxNodeTupleSet.globalIterator(); iterator
.hasNext();) {
NTuple<Location> calleeReturnLocTuple = iterator.next();
+
globalFlowGraph.addValueFlowEdge(calleeReturnLocTuple,
translateToLocTuple(md, flowFieldTuple));
}
nodeSet.clear();
flowFieldTuple = interTuple;
}
- System.out.println("A3");
nodeSet.addGlobalFlowTupleSet(idxNodeTupleSet.getGlobalLocTupleSet());
}
NTuple<Descriptor> callerLHSTuple = iter2.next();
System.out.println("$$$ GLOBAL FLOW ADD=" + calleeReturnLocTuple + " -> "
+ translateToLocTuple(md, callerLHSTuple));
+
globalFlowGraph.addValueFlowEdge(calleeReturnLocTuple,
translateToLocTuple(md, callerLHSTuple));
}
NTuple<Location> calleeReturnLocTuple = iterator.next();
for (Iterator<NTuple<Descriptor>> iter2 = nodeSetLHS.iterator(); iter2.hasNext();) {
NTuple<Descriptor> callerLHSTuple = iter2.next();
+
globalFlowGraph.addValueFlowEdge(calleeReturnLocTuple,
translateToLocTuple(md, callerLHSTuple));
System.out.println("$$$ GLOBAL FLOW PCLOC ADD=" + calleeReturnLocTuple + " -> "
if (nodeSet != null) {
nodeSet.addTupleSet(nodeSetLHS);
- System.out.println("A2");
nodeSet.addGlobalFlowTupleSet(nodeSetLHS.getGlobalLocTupleSet());
}
}