275       CallSite CS(I->first);  in RefreshCallGraph()  local
276       if (CS) {  in RefreshCallGraph()
277         Function *Callee = CS.getCalledFunction();  in RefreshCallGraph()
291         CallSite CS(&I);  in RefreshCallGraph()  local
292         if (!CS) continue;  in RefreshCallGraph()
293         Function *Callee = CS.getCalledFunction();  in RefreshCallGraph()
299           CallSites.find(CS.getInstruction());  in RefreshCallGraph()
307           if (ExistingNode->getFunction() == CS.getCalledFunction())  in RefreshCallGraph()
315           if (CheckingMode && CS.getCalledFunction() &&  in RefreshCallGraph()
325           if (Function *Callee = CS.getCalledFunction()) {  in RefreshCallGraph()
339           CGN->replaceCallEdge(CS, CS, CalleeNode);  in RefreshCallGraph()
349         if (Function *Callee = CS.getCalledFunction()) {  in RefreshCallGraph()
357         CGN->addCalledFunction(CS, CalleeNode);  in RefreshCallGraph()