177   mutable AssertingVH<Function> F;
182   FunctionNode(Function *F)  in FunctionNode()
185   Function *getFunc() const { return F; }  in getFunc()
190   void replaceBy(Function *G) const {  in replaceBy()
239   bool insert(Function *NewFunction);
243   void remove(Function *F);
251   void replaceDirectCallers(Function *Old, Function *New);
256   void mergeTwoFunctions(Function *F, Function *G);
264   void eraseTail(Function *G);
273   void writeThunk(Function *F, Function *G);
276   void writeAlias(Function *F, Function *G);
280   bool writeThunkOrAlias(Function *F, Function *G);
283   void replaceFunctionInTree(const FunctionNode &FN, Function *G);
294   DenseMap<AssertingVH<Function>, FnTreeType::iterator> FNodesInTree;
347         Function *F1 = cast<Function>(*I);  in doSanityCheck()
348         Function *F2 = cast<Function>(*J);  in doSanityCheck()
369           Function *F3 = cast<Function>(*K);  in doSanityCheck()
406 static bool isEligibleForMerging(Function &F) {  in isEligibleForMerging()
415   std::vector<std::pair<FunctionComparator::FunctionHash, Function *>>  in runOnModule()
417   for (Function &Func : M) {  in runOnModule()
448       Function *F = cast<Function>(I);  in runOnModule()
464 void MergeFunctions::replaceDirectCallers(Function *Old, Function *New) {  in replaceDirectCallers()
530 void MergeFunctions::eraseTail(Function *G) {  in eraseTail()
652 static bool canCreateThunkFor(Function *F) {  in canCreateThunkFor()
676 void MergeFunctions::writeThunk(Function *F, Function *G) {  in writeThunk()
680   Function *NewG = nullptr;  in writeThunk()
694     NewG = Function::Create(G->getFunctionType(), G->getLinkage(),  in writeThunk()
701   Function *H = MergeFunctionsPDI ? G : NewG;  in writeThunk()
756 static bool canCreateAliasFor(Function *F) {  in canCreateAliasFor()
767 void MergeFunctions::writeAlias(Function *F, Function *G) {  in writeAlias()
788 bool MergeFunctions::writeThunkOrAlias(Function *F, Function *G) {  in writeThunkOrAlias()
801 void MergeFunctions::mergeTwoFunctions(Function *F, Function *G) {  in mergeTwoFunctions()
813     Function *NewF = Function::Create(F->getFunctionType(), F->getLinkage(),  in mergeTwoFunctions()
865                                            Function *G) {  in replaceFunctionInTree()
866   Function *F = FN.getFunc();  in replaceFunctionInTree()
884 static bool isFuncOrderCorrect(const Function *F, const Function *G) {  in isFuncOrderCorrect()
903 bool MergeFunctions::insert(Function *NewFunction) {  in insert()
919     Function *F = OldF.getFunc();  in insert()
928   Function *DeleteF = NewFunction;  in insert()
935 void MergeFunctions::remove(Function *F) {  in remove()