1005   void calculatePostIncRange(Instruction *NarrowDef, Instruction *NarrowUser);
1021     Instruction *NarrowDef = nullptr;  member
1032         : NarrowDef(ND), NarrowUse(NU), WideDef(WD),  in NarrowIVDefUse()
1070   void pushNarrowIVUsers(Instruction *NarrowDef, Instruction *WideDef);
1180   Instruction *NarrowDef = DU.NarrowDef;  in cloneBitwiseIVUser()  local
1189   bool IsSigned = getExtendKind(NarrowDef) == SignExtended;  in cloneBitwiseIVUser()
1190   Value *LHS = (NarrowUse->getOperand(0) == NarrowDef)  in cloneBitwiseIVUser()
1194   Value *RHS = (NarrowUse->getOperand(1) == NarrowDef)  in cloneBitwiseIVUser()
1211   Instruction *NarrowDef = DU.NarrowDef;  in cloneArithmeticIVUser()  local
1216   unsigned IVOpIdx = (NarrowUse->getOperand(0) == NarrowDef) ? 0 : 1;  in cloneArithmeticIVUser()
1254   bool SignExtend = getExtendKind(NarrowDef) == SignExtended;  in cloneArithmeticIVUser()
1261   Value *LHS = (NarrowUse->getOperand(0) == NarrowDef)  in cloneArithmeticIVUser()
1265   Value *RHS = (NarrowUse->getOperand(1) == NarrowDef)  in cloneArithmeticIVUser()
1319       DU.NarrowUse->getOperand(0) == DU.NarrowDef ? 1 : 0;  in getExtendedOperandRecurrence()
1320   assert(DU.NarrowUse->getOperand(1-ExtendOperIdx) == DU.NarrowDef && "bad DU");  in getExtendedOperandRecurrence()
1325   ExtendKind ExtKind = getExtendKind(DU.NarrowDef);  in getExtendedOperandRecurrence()
1383   } else if (getExtendKind(DU.NarrowDef) == SignExtended) {  in getWideRecurrence()
1400   auto *InsertPt = getInsertPointForUses(DU.NarrowUse, DU.NarrowDef, DT, LI);  in truncateIVUse()
1406   Value *Trunc = Builder.CreateTrunc(DU.WideDef, DU.NarrowDef->getType());  in truncateIVUse()
1407   DU.NarrowUse->replaceUsesOfWith(DU.NarrowDef, Trunc);  in truncateIVUse()
1432   bool IsSigned = getExtendKind(DU.NarrowDef) == SignExtended;  in widenLoopCompare()
1436   Value *Op = Cmp->getOperand(Cmp->getOperand(0) == DU.NarrowDef ? 1 : 0);  in widenLoopCompare()
1442   auto *InsertPt = getInsertPointForUses(DU.NarrowUse, DU.NarrowDef, DT, LI);  in widenLoopCompare()
1446   DU.NarrowUse->replaceUsesOfWith(DU.NarrowDef, DU.WideDef);  in widenLoopCompare()
1478   Instruction *NarrowDef = DU.NarrowDef;  in widenWithVariantUse()  local
1490   assert((NarrowUse->getOperand(0) == NarrowDef ||  in widenWithVariantUse()
1491           NarrowUse->getOperand(1) == NarrowDef) &&  in widenWithVariantUse()
1496   ExtendKind ExtKind = getExtendKind(NarrowDef);  in widenWithVariantUse()
1511     if (User == NarrowDef)  in widenWithVariantUse()
1563     if (NarrowUse->getOperand(0) != NarrowDef)  in widenWithVariantUse()
1585   Value *LHS = (NarrowUse->getOperand(0) == NarrowDef)  in widenWithVariantUse()
1589   Value *RHS = (NarrowUse->getOperand(1) == NarrowDef)  in widenWithVariantUse()
1651   assert(ExtendKindMap.count(DU.NarrowDef) &&  in widenIVUse()
1674         Value *Trunc = Builder.CreateTrunc(WidePhi, DU.NarrowDef->getType());  in widenIVUse()
1687     return DU.NeverNegative || getExtendKind(DU.NarrowDef) == SignExtended;  in widenIVUse()
1690     return DU.NeverNegative || getExtendKind(DU.NarrowDef) == ZeroExtended;  in widenIVUse()
1712         DU.NarrowUse->replaceUsesOfWith(DU.NarrowDef, DU.WideDef);  in widenIVUse()
1798 void WidenIV::pushNarrowIVUsers(Instruction *NarrowDef, Instruction *WideDef) {  in pushNarrowIVUsers()  argument
1799   const SCEV *NarrowSCEV = SE->getSCEV(NarrowDef);  in pushNarrowIVUsers()
1803   for (User *U : NarrowDef->users()) {  in pushNarrowIVUsers()
1813       if (auto RangeInfo = getPostIncRangeInfo(NarrowDef, NarrowUser))  in pushNarrowIVUsers()
1817     NarrowIVUsers.emplace_back(NarrowDef, NarrowUser, WideDef,  in pushNarrowIVUsers()
1924     if (DU.NarrowDef->use_empty())  in createWideIV()
1925       DeadInsts.emplace_back(DU.NarrowDef);  in createWideIV()
1936 void WidenIV::calculatePostIncRange(Instruction *NarrowDef,  in calculatePostIncRange()  argument
1942   if (!match(NarrowDef, m_NSWAdd(m_Value(NarrowDefLHS),  in calculatePostIncRange()
1964     updatePostIncRangeInfo(NarrowDef, NarrowUser, NarrowDefRange);  in calculatePostIncRange()
2022     Instruction *NarrowDef = Worklist.pop_back_val();  in calculatePostIncRanges()  local
2024     for (Use &U : NarrowDef->uses()) {  in calculatePostIncRanges()
2037       calculatePostIncRange(NarrowDef, NarrowUser);  in calculatePostIncRanges()