850 struct NarrowIVDefUse {  struct
860   NarrowIVDefUse(Instruction *ND, Instruction *NU, Instruction *WD,  in NarrowIVDefUse()  argument
890   SmallVector<NarrowIVDefUse, 8> NarrowIVUsers;
916   Instruction *cloneIVUser(NarrowIVDefUse DU, const SCEVAddRecExpr *WideAR);
917   Instruction *cloneArithmeticIVUser(NarrowIVDefUse DU,
919   Instruction *cloneBitwiseIVUser(NarrowIVDefUse DU);
923   const SCEVAddRecExpr* getExtendedOperandRecurrence(NarrowIVDefUse DU);
928   Instruction *widenIVUse(NarrowIVDefUse DU, SCEVExpander &Rewriter);
930   bool widenLoopCompare(NarrowIVDefUse DU);
964 Instruction *WidenIV::cloneIVUser(NarrowIVDefUse DU,  in cloneIVUser()
986 Instruction *WidenIV::cloneBitwiseIVUser(NarrowIVDefUse DU) {  in cloneBitwiseIVUser()
1015 Instruction *WidenIV::cloneArithmeticIVUser(NarrowIVDefUse DU,  in cloneArithmeticIVUser()
1123 const SCEVAddRecExpr* WidenIV::getExtendedOperandRecurrence(NarrowIVDefUse DU) {  in getExtendedOperandRecurrence()
1197 static void truncateIVUse(NarrowIVDefUse DU, DominatorTree *DT, LoopInfo *LI) {  in truncateIVUse()
1209 bool WidenIV::widenLoopCompare(NarrowIVDefUse DU) {  in widenLoopCompare()
1252 Instruction *WidenIV::widenIVUse(NarrowIVDefUse DU, SCEVExpander &Rewriter) {  in widenIVUse()
1450     NarrowIVDefUse DU = NarrowIVUsers.pop_back_val();  in createWideIV()