962     const Operator *I, const APInt &DemandedElts, KnownBits &Known,  in computeKnownBitsFromShiftOperator()
1046 static void computeKnownBitsFromOperator(const Operator *I,  in computeKnownBitsFromOperator()
1948   if (const Operator *I = dyn_cast<Operator>(V))  in computeKnownBits()
2062     return isKnownToBeAPowerOfTwo(cast<Operator>(V)->getOperand(0), OrZero,  in isKnownToBeAPowerOfTwo()
2573 getInvertibleOperands(const Operator *Op1,  in getInvertibleOperands()
2574                       const Operator *Op2) {  in getInvertibleOperands()
2654     auto Values = getInvertibleOperands(cast<Operator>(BO1),  in getInvertibleOperands()
2655                                         cast<Operator>(BO2));  in getInvertibleOperands()
2761   auto *O1 = dyn_cast<Operator>(V1);  in isKnownNonEqual()
2762   auto *O2 = dyn_cast<Operator>(V2);  in isKnownNonEqual()
2818   assert(isa<Operator>(Select) &&  in isSignedMinMaxClamp()
2819          cast<Operator>(Select)->getOpcode() == Instruction::Select &&  in isSignedMinMaxClamp()
2931   if (auto *U = dyn_cast<Operator>(V)) {  in ComputeNumSignBitsImpl()
2932     switch (Operator::getOpcode(V)) {  in ComputeNumSignBitsImpl()
3245   Operator *I = dyn_cast<Operator>(V);  in ComputeMultiple()
3448   auto *Op = dyn_cast<Operator>(V);  in CannotBeNegativeZero()
3516   const Operator *I = dyn_cast<Operator>(V);  in cannotBeOrderedLessThanZeroImpl()
4362     } else if (Operator::getOpcode(V) == Instruction::BitCast ||  in getUnderlyingObject()
4363                Operator::getOpcode(V) == Instruction::AddrSpaceCast) {  in getUnderlyingObject()
4364       V = cast<Operator>(V)->getOperand(0);  in getUnderlyingObject()
4445     if (const Operator *U = dyn_cast<Operator>(V)) {  in getUnderlyingObjectFromInt()
4458            Operator::getOpcode(U->getOperand(1)) != Instruction::Mul &&  in getUnderlyingObjectFromInt()
4485       if (Operator::getOpcode(V) == Instruction::IntToPtr) {  in getUnderlyingObjectsForCodeGen()
4587   const Operator *Inst = dyn_cast<Operator>(V);  in isSafeToSpeculativelyExecute()
4925 static bool canCreateUndefOrPoison(const Operator *Op, bool PoisonOnly) {  in canCreateUndefOrPoison()
5038 bool llvm::canCreateUndefOrPoison(const Operator *Op) {  in canCreateUndefOrPoison()
5042 bool llvm::canCreatePoison(const Operator *Op) {  in canCreatePoison()
5056     if (propagatesPoison(cast<Operator>(I)))  in directlyImpliesPoison()
5090   if (I && !canCreatePoison(cast<Operator>(I))) {  in impliesPoison()
5153   if (auto *Opr = dyn_cast<Operator>(V)) {  in isGuaranteedNotToBeUndefOrPoison()
5217       else if (PoisonOnly && isa<Operator>(Cond)) {  in isGuaranteedNotToBeUndefOrPoison()
5219         auto *Opr = cast<Operator>(Cond);  in isGuaranteedNotToBeUndefOrPoison()
5322 bool llvm::propagatesPoison(const Operator *I) {  in propagatesPoison()
5485     if (propagatesPoison(cast<Operator>(User)))  in programUndefinedIfUndefOrPoison()
6317     Operator *LU = dyn_cast<Operator>(L);  in matchSimpleRecurrence()