175   mutable AssertingVH<Function> F;
180   FunctionNode(Function *F)  in FunctionNode()
183   Function *getFunc() const { return F; }  in getFunc()
188   void replaceBy(Function *G) const {  in replaceBy()
240   bool insert(Function *NewFunction);
244   void remove(Function *F);
252   void replaceDirectCallers(Function *Old, Function *New);
257   void mergeTwoFunctions(Function *F, Function *G);
265   void eraseTail(Function *G);
274   void writeThunk(Function *F, Function *G);
277   void writeAlias(Function *F, Function *G);
281   bool writeThunkOrAlias(Function *F, Function *G);
284   void replaceFunctionInTree(const FunctionNode &FN, Function *G);
295   DenseMap<AssertingVH<Function>, FnTreeType::iterator> FNodesInTree;
348         Function *F1 = cast<Function>(*I);  in doFunctionalCheck()
349         Function *F2 = cast<Function>(*J);  in doFunctionalCheck()
370           Function *F3 = cast<Function>(*K);  in doFunctionalCheck()
407 static bool isEligibleForMerging(Function &F) {  in isEligibleForMerging()
421   std::vector<std::pair<FunctionComparator::FunctionHash, Function *>>  in runOnModule()
423   for (Function &Func : M) {  in runOnModule()
454       Function *F = cast<Function>(I);  in runOnModule()
471 void MergeFunctions::replaceDirectCallers(Function *Old, Function *New) {  in replaceDirectCallers()
535 void MergeFunctions::eraseTail(Function *G) {  in eraseTail()
657 static bool canCreateThunkFor(Function *F) {  in canCreateThunkFor()
681 void MergeFunctions::writeThunk(Function *F, Function *G) {  in writeThunk()
685   Function *NewG = nullptr;  in writeThunk()
699     NewG = Function::Create(G->getFunctionType(), G->getLinkage(),  in writeThunk()
706   Function *H = MergeFunctionsPDI ? G : NewG;  in writeThunk()
761 static bool canCreateAliasFor(Function *F) {  in canCreateAliasFor()
772 void MergeFunctions::writeAlias(Function *F, Function *G) {  in writeAlias()
793 bool MergeFunctions::writeThunkOrAlias(Function *F, Function *G) {  in writeThunkOrAlias()
806 void MergeFunctions::mergeTwoFunctions(Function *F, Function *G) {  in mergeTwoFunctions()
818     Function *NewF = Function::Create(F->getFunctionType(), F->getLinkage(),  in mergeTwoFunctions()
873                                            Function *G) {  in replaceFunctionInTree()
874   Function *F = FN.getFunc();  in replaceFunctionInTree()
892 static bool isFuncOrderCorrect(const Function *F, const Function *G) {  in isFuncOrderCorrect()
911 bool MergeFunctions::insert(Function *NewFunction) {  in insert()
927     Function *F = OldF.getFunc();  in insert()
936   Function *DeleteF = NewFunction;  in insert()
943 void MergeFunctions::remove(Function *F) {  in remove()