784 struct DSEState {  struct
785   Function &F;
786   AliasAnalysis &AA;
787   EarliestEscapeInfo EI;
796   BatchAAResults BatchAA;
798   MemorySSA &MSSA;
799   DominatorTree &DT;
800   PostDominatorTree &PDT;
801   const TargetLibraryInfo &TLI;
802   const DataLayout &DL;
803   const LoopInfo &LI;
807   bool ContainsIrreducibleLoops;
810   SmallVector<MemoryDef *, 64> MemDefs;
812   SmallPtrSet<MemoryAccess *, 4> SkipStores;
814   DenseMap<const Value *, bool> CapturedBeforeReturn;
817   DenseMap<const Value *, bool> InvisibleToCallerAfterRet;
819   SmallPtrSet<BasicBlock *, 16> ThrowingBlocks;
822   DenseMap<BasicBlock *, unsigned> PostOrderNumbers;
825   SmallPtrSet<const Value *, 32> EphValues;
829   MapVector<BasicBlock *, InstOverlapIntervalsTy> IOLs;
833   bool AnyUnreachableExit;
838   bool ShouldIterateEndOfFunctionDSE;
844   DSEState(Function &F, AliasAnalysis &AA, MemorySSA &MSSA, DominatorTree &DT,  in DSEState()  argument
882   LocationSize strengthenLocationSize(const Instruction *I,  in strengthenLocationSize()
911   OverwriteResult isOverwrite(const Instruction *KillingI,  in isOverwrite()
1041   bool isInvisibleToCallerAfterRet(const Value *V) {  in isInvisibleToCallerAfterRet()
1055   bool isInvisibleToCallerOnUnwind(const Value *V) {  in isInvisibleToCallerOnUnwind()
1072   std::optional<MemoryLocation> getLocForWrite(Instruction *I) const {  in getLocForWrite()
1084   bool isRemovable(Instruction *I) {  in isRemovable()
1110   bool isCompleteOverwrite(const MemoryLocation &DefLoc, Instruction *DefInst,  in isCompleteOverwrite()
1130   bool isWriteAtEndOfFunction(MemoryDef *Def) {  in isWriteAtEndOfFunction()
1185   getLocForTerminator(Instruction *I) const {  in getLocForTerminator()
1202   bool isMemTerminatorInst(Instruction *I) const {  in isMemTerminatorInst()
1210   bool isMemTerminator(const MemoryLocation &Loc, Instruction *AccessI,  in isMemTerminator()
1236   bool isReadClobber(const MemoryLocation &DefLoc, Instruction *UseInst) {  in isReadClobber()
1260   bool isGuaranteedLoopIndependent(const Instruction *Current,  in isGuaranteedLoopIndependent()
1280   bool isGuaranteedLoopInvariant(const Value *Ptr) {  in isGuaranteedLoopInvariant()
1300   getDomMemoryDef(MemoryDef *KillingDef, MemoryAccess *StartAccess,  in getDomMemoryDef()
1671   void deleteDeadInstruction(Instruction *SI) {  in deleteDeadInstruction()
1722   bool mayThrowBetween(Instruction *KillingI, Instruction *DeadI,  in mayThrowBetween()
1740   bool isDSEBarrier(const Value *KillingUndObj, Instruction *DeadI) {  in isDSEBarrier()
1765   bool eliminateDeadWritesAtEndOfFunction() {  in eliminateDeadWritesAtEndOfFunction()
1805   bool tryFoldIntoCalloc(MemoryDef *Def, const Value *DefUO) {  in tryFoldIntoCalloc()
1882   bool storeIsNoop(MemoryDef *Def, const Value *DefUO) {  in storeIsNoop()
1957   bool removePartiallyOverlappedStores(InstOverlapIntervalsTy &IOL) {  in removePartiallyOverlappedStores()
1979   bool eliminateRedundantStoresOfExistingValues() {  in eliminateRedundantStoresOfExistingValues()