645   struct DataFlowGraph {  struct
651     template <typename T> T ptr(NodeId N) const {  in ptr()
657     template <typename T> NodeAddr<T> addr(NodeId N) const {  in addr()
661     NodeAddr<FuncNode*> getFunc() const { return Func; }  in getFunc()
662     MachineFunction &getMF() const { return MF; }  in getMF()
663     const TargetInstrInfo &getTII() const { return TII; }  in getTII()
664     const TargetRegisterInfo &getTRI() const { return TRI; }  in getTRI()
665     const PhysicalRegisterInfo &getPRI() const { return PRI; }  in getPRI()
666     const MachineDominatorTree &getDT() const { return MDT; }  in getDT()
667     const MachineDominanceFrontier &getDF() const { return MDF; }  in getDF()
668     const RegisterAggr &getLiveIns() const { return LiveIns; }  in getLiveIns()
670     struct DefStack {
734     using DefStackMap = std::unordered_map<RegisterId, DefStack>;
741     PackedRegisterRef pack(RegisterRef RR) {  in pack()
744     PackedRegisterRef pack(RegisterRef RR) const {  in pack()
747     RegisterRef unpack(PackedRegisterRef PR) const {  in unpack()
769     NodeAddr<BlockNode*> findBlock(MachineBasicBlock *BB) const {  in findBlock()
773     void unlinkUse(NodeAddr<UseNode*> UA, bool RemoveFromOwner) {  in unlinkUse()
779     void unlinkDef(NodeAddr<DefNode*> DA, bool RemoveFromOwner) {  in unlinkDef()
787     static bool IsRef(const NodeAddr<NodeBase*> BA) {  in IsRef()
793     static bool IsCode(const NodeAddr<NodeBase*> BA) {  in IsCode()
798     static bool IsDef(const NodeAddr<NodeBase*> BA) {  in IsDef()
803     static bool IsUse(const NodeAddr<NodeBase*> BA) {  in IsUse()
808     static bool IsPhi(const NodeAddr<NodeBase*> BA) {  in IsPhi()
813     static bool IsPreservingDef(const NodeAddr<DefNode*> DA) {  in IsPreservingDef()
846     using BlockRefsMap = std::map<NodeId, RegisterSet>;
885   };  // struct DataFlowGraph  argument