883     const Operator *I, KnownBits &Known, KnownBits &Known2,  in computeKnownBitsFromShiftOperator()
969 static void computeKnownBitsFromOperator(const Operator *I, KnownBits &Known,  in computeKnownBitsFromOperator()
1349         Operator *LU = dyn_cast<Operator>(L);  in computeKnownBitsFromOperator()
1681   if (const Operator *I = dyn_cast<Operator>(V))  in computeKnownBits()
1790     return isKnownToBeAPowerOfTwo(cast<Operator>(V)->getOperand(0), OrZero,  in isKnownToBeAPowerOfTwo()
2237   assert(isa<Operator>(Select) &&  in isSignedMinMaxClamp()
2238          cast<Operator>(Select)->getOpcode() == Instruction::Select &&  in isSignedMinMaxClamp()
2325   const Operator *U = dyn_cast<Operator>(V);  in ComputeNumSignBitsImpl()
2326   switch (Operator::getOpcode(V)) {  in ComputeNumSignBitsImpl()
2629   Operator *I = dyn_cast<Operator>(V);  in ComputeMultiple()
2833   auto *Op = dyn_cast<Operator>(V);  in CannotBeNegativeZero()
2906   const Operator *I = dyn_cast<Operator>(V);  in cannotBeOrderedLessThanZeroImpl()
3402     } else if (Operator::getOpcode(Ptr) == Instruction::BitCast ||  in GetPointerBaseWithConstantOffset()
3403                Operator::getOpcode(Ptr) == Instruction::AddrSpaceCast) {  in GetPointerBaseWithConstantOffset()
3404       Ptr = cast<Operator>(Ptr)->getOperand(0);  in GetPointerBaseWithConstantOffset()
3678     } else if (Operator::getOpcode(V) == Instruction::BitCast ||  in GetUnderlyingObject()
3679                Operator::getOpcode(V) == Instruction::AddrSpaceCast) {  in GetUnderlyingObject()
3680       V = cast<Operator>(V)->getOperand(0);  in GetUnderlyingObject()
3765     if (const Operator *U = dyn_cast<Operator>(V)) {  in getUnderlyingObjectFromInt()
3778            Operator::getOpcode(U->getOperand(1)) != Instruction::Mul &&  in getUnderlyingObjectFromInt()
3806       if (Operator::getOpcode(V) == Instruction::IntToPtr) {  in getUnderlyingObjectsForCodeGen()
3841   const Operator *Inst = dyn_cast<Operator>(V);  in isSafeToSpeculativelyExecute()