422 class VPBlockBase {
435   SmallVector<VPBlockBase *, 1> Predecessors;
438   SmallVector<VPBlockBase *, 1> Successors;
445   void appendSuccessor(VPBlockBase *Successor) {  in appendSuccessor()
451   void appendPredecessor(VPBlockBase *Predecessor) {  in appendPredecessor()
457   void removePredecessor(VPBlockBase *Predecessor) {  in removePredecessor()
464   void removeSuccessor(VPBlockBase *Successor) {  in removeSuccessor()
471   VPBlockBase(const unsigned char SC, const std::string &N)  in VPBlockBase()  function
481   using VPBlocksTy = SmallVectorImpl<VPBlockBase *>;
483   virtual ~VPBlockBase() = default;
522   iterator_range<VPBlockBase **> successors() { return Successors; }  in successors()
529   VPBlockBase *getSingleSuccessor() const {  in getSingleSuccessor()
535   VPBlockBase *getSinglePredecessor() const {  in getSinglePredecessor()
546   VPBlockBase *getEnclosingBlockWithSuccessors();
551   VPBlockBase *getEnclosingBlockWithPredecessors();
565   VPBlockBase *getSingleHierarchicalSuccessor() {  in getSingleHierarchicalSuccessor()
581   VPBlockBase *getSingleHierarchicalPredecessor() {  in getSingleHierarchicalPredecessor()
588   void setOneSuccessor(VPBlockBase *Successor) {  in setOneSuccessor()
599   void setTwoSuccessors(VPBlockBase *IfTrue, VPBlockBase *IfFalse) {  in setTwoSuccessors()
608   void setPredecessors(ArrayRef<VPBlockBase *> NewPreds) {  in setPredecessors()
625   static void deleteCFG(VPBlockBase *Entry);
2419 class VPBasicBlock : public VPBlockBase {
2429       : VPBlockBase(VPBasicBlockSC, Name.str()) {
2474   static inline bool classof(const VPBlockBase *V) {  in classof()
2475     return V->getVPBlockID() == VPBlockBase::VPBasicBlockSC;  in classof()
2518   using VPBlockBase::print; // Get the print(raw_stream &O) version.
2543 class VPRegionBlock : public VPBlockBase {
2545   VPBlockBase *Entry;
2549   VPBlockBase *Exiting;
2556   VPRegionBlock(VPBlockBase *Entry, VPBlockBase *Exiting,
2558       : VPBlockBase(VPRegionBlockSC, Name), Entry(Entry), Exiting(Exiting),  in VPBlockBase()  function
2566       : VPBlockBase(VPRegionBlockSC, Name), Entry(nullptr), Exiting(nullptr),  in VPBlockBase()  function
2578   static inline bool classof(const VPBlockBase *V) {  in classof()
2579     return V->getVPBlockID() == VPBlockBase::VPRegionBlockSC;  in classof()
2582   const VPBlockBase *getEntry() const { return Entry; }  in getEntry()
2583   VPBlockBase *getEntry() { return Entry; }  in getEntry()
2587   void setEntry(VPBlockBase *EntryBlock) {  in setEntry()
2594   const VPBlockBase *getExiting() const { return Exiting; }  in getExiting()
2595   VPBlockBase *getExiting() { return Exiting; }  in getExiting()
2599   void setExiting(VPBlockBase *ExitingBlock) {  in setExiting()
2631   using VPBlockBase::print; // Get the print(raw_stream &O) version.
2904   SmallDenseMap<const VPBlockBase *, unsigned> BlockID;
2912   void dumpBlock(const VPBlockBase *Block);
2916   void dumpEdges(const VPBlockBase *Block);
2925   unsigned getOrCreateBID(const VPBlockBase *Block) {  in getOrCreateBID()
2929   Twine getOrCreateName(const VPBlockBase *Block);
2931   Twine getUID(const VPBlockBase *Block);
2934   void drawEdge(const VPBlockBase *From, const VPBlockBase *To, bool Hidden,
2977   static void insertBlockAfter(VPBlockBase *NewBlock, VPBlockBase *BlockPtr) {  in insertBlockAfter()
2982     SmallVector<VPBlockBase *> Succs(BlockPtr->successors());  in insertBlockAfter()
2983     for (VPBlockBase *Succ : Succs) {  in insertBlockAfter()
2996   static void insertTwoBlocksAfter(VPBlockBase *IfTrue, VPBlockBase *IfFalse,  in insertTwoBlocksAfter()
2997                                    VPBlockBase *BlockPtr) {  in insertTwoBlocksAfter()
3013   static void connectBlocks(VPBlockBase *From, VPBlockBase *To) {  in connectBlocks()
3024   static void disconnectBlocks(VPBlockBase *From, VPBlockBase *To) {  in disconnectBlocks()
3036                                       const VPBlockBase, VPBlockBase>;  in blocksOnly()
3065   void visitBlock(VPBlockBase *Block, Old2NewTy &Old2New,