831   Instruction *NarrowDef = nullptr;  member
842       : NarrowDef(ND), NarrowUse(NU), WideDef(WD),  in NarrowIVDefUse()
912   void pushNarrowIVUsers(Instruction *NarrowDef, Instruction *WideDef);
968   Instruction *NarrowDef = DU.NarrowDef;  in cloneBitwiseIVUser()  local
977   Value *LHS = (NarrowUse->getOperand(0) == NarrowDef)  in cloneBitwiseIVUser()
981   Value *RHS = (NarrowUse->getOperand(1) == NarrowDef)  in cloneBitwiseIVUser()
998   Instruction *NarrowDef = DU.NarrowDef;  in cloneArithmeticIVUser()  local
1003   unsigned IVOpIdx = (NarrowUse->getOperand(0) == NarrowDef) ? 0 : 1;  in cloneArithmeticIVUser()
1068   Value *LHS = (NarrowUse->getOperand(0) == NarrowDef)  in cloneArithmeticIVUser()
1072   Value *RHS = (NarrowUse->getOperand(1) == NarrowDef)  in cloneArithmeticIVUser()
1115       DU.NarrowUse->getOperand(0) == DU.NarrowDef ? 1 : 0;  in getExtendedOperandRecurrence()
1116   assert(DU.NarrowUse->getOperand(1-ExtendOperIdx) == DU.NarrowDef && "bad DU");  in getExtendedOperandRecurrence()
1181       getInsertPointForUses(DU.NarrowUse, DU.NarrowDef, DT, LI));  in truncateIVUse()
1182   Value *Trunc = Builder.CreateTrunc(DU.WideDef, DU.NarrowDef->getType());  in truncateIVUse()
1183   DU.NarrowUse->replaceUsesOfWith(DU.NarrowDef, Trunc);  in truncateIVUse()
1212   Value *Op = Cmp->getOperand(Cmp->getOperand(0) == DU.NarrowDef ? 1 : 0);  in widenLoopCompare()
1219       getInsertPointForUses(DU.NarrowUse, DU.NarrowDef, DT, LI));  in widenLoopCompare()
1220   DU.NarrowUse->replaceUsesOfWith(DU.NarrowDef, DU.WideDef);  in widenLoopCompare()
1248         Value *Trunc = Builder.CreateTrunc(WidePhi, DU.NarrowDef->getType());  in widenIVUse()
1274         DU.NarrowUse->replaceUsesOfWith(DU.NarrowDef, DU.WideDef);  in widenIVUse()
1346 void WidenIV::pushNarrowIVUsers(Instruction *NarrowDef, Instruction *WideDef) {  in pushNarrowIVUsers()  argument
1347   const SCEV *NarrowSCEV = SE->getSCEV(NarrowDef);  in pushNarrowIVUsers()
1351   for (User *U : NarrowDef->users()) {  in pushNarrowIVUsers()
1359         NarrowIVDefUse(NarrowDef, NarrowUser, WideDef, NeverNegative));  in pushNarrowIVUsers()
1436     if (DU.NarrowDef->use_empty())  in createWideIV()
1437       DeadInsts.emplace_back(DU.NarrowDef);  in createWideIV()