1379   if (N0.getOpcode() == ISD::UNDEF)  in visitADD()
1381   if (N1.getOpcode() == ISD::UNDEF)  in visitADD()
1671   if (N0.getOpcode() == ISD::UNDEF)  in visitSUB()
1673   if (N1.getOpcode() == ISD::UNDEF)  in visitSUB()
1753   if (N0.getOpcode() == ISD::UNDEF || N1.getOpcode() == ISD::UNDEF)  in visitMUL()
1908   if (N0.getOpcode() == ISD::UNDEF)  in visitSDIV()
1911   if (N1.getOpcode() == ISD::UNDEF)  in visitSDIV()
1960   if (N0.getOpcode() == ISD::UNDEF)  in visitUDIV()
1963   if (N1.getOpcode() == ISD::UNDEF)  in visitUDIV()
2002   if (N0.getOpcode() == ISD::UNDEF)  in visitSREM()
2005   if (N1.getOpcode() == ISD::UNDEF)  in visitSREM()
2055   if (N0.getOpcode() == ISD::UNDEF)  in visitUREM()
2058   if (N1.getOpcode() == ISD::UNDEF)  in visitUREM()
2080   if (N0.getOpcode() == ISD::UNDEF || N1.getOpcode() == ISD::UNDEF)  in visitMULHS()
2116   if (N0.getOpcode() == ISD::UNDEF || N1.getOpcode() == ISD::UNDEF)  in visitMULHU()
2371       N0.getOperand(1).getOpcode() == ISD::UNDEF &&  in SimplifyBinOpWithSameOpcodeHands()
2372       N1.getOperand(1).getOpcode() == ISD::UNDEF) {  in SimplifyBinOpWithSameOpcodeHands()
2421   if (N0.getOpcode() == ISD::UNDEF || N1.getOpcode() == ISD::UNDEF)  in visitAND()
3020       (N0.getOpcode() == ISD::UNDEF || N1.getOpcode() == ISD::UNDEF)) {  in visitOR()
3339   if (N0.getOpcode() == ISD::UNDEF && N1.getOpcode() == ISD::UNDEF)  in visitXOR()
3342   if (N0.getOpcode() == ISD::UNDEF)  in visitXOR()
3344   if (N1.getOpcode() == ISD::UNDEF)  in visitXOR()
3536   if (N0.getOpcode() == ISD::UNDEF)  in visitSHL()
5125   if (isa<ConstantSDNode>(N0) || N0.getOpcode() == ISD::UNDEF)  in visitSIGN_EXTEND_INREG()
5377       if (N0.getOperand(i).getOpcode() != ISD::UNDEF &&  in visitBITCAST()
5597         if (Op.getOpcode() == ISD::UNDEF) continue;  in ConstantFoldBITCASTofBUILD_VECTOR()
5624     if (BV->getOperand(i).getOpcode() == ISD::UNDEF) {  in ConstantFoldBITCASTofBUILD_VECTOR()
6418         if (Op.getOpcode() != ISD::UNDEF &&  in visitFNEG()
6423         if (FoldOp.getOpcode() != ISD::UNDEF &&  in visitFNEG()
7470   if (Value.getOpcode() == ISD::UNDEF && ST->isUnindexed())  in visitSTORE()
7658   if (InVal.getOpcode() == ISD::UNDEF)  in visitINSERT_VECTOR_ELT()
7679   } else if (InVec.getOpcode() == ISD::UNDEF) {  in visitINSERT_VECTOR_ELT()
7932     if (In.getOpcode() == ISD::UNDEF) continue;  in visitBUILD_VECTOR()
7992               Cast.getOpcode() == ISD::UNDEF) && "Invalid cast opcode");  in visitBUILD_VECTOR()
7994       if (Cast.getOpcode() == ISD::UNDEF)  in visitBUILD_VECTOR()
8034     if (N->getOperand(i).getOpcode() == ISD::UNDEF) continue;  in visitBUILD_VECTOR()
8064       if (N->getOperand(i).getOpcode() == ISD::UNDEF) {  in visitBUILD_VECTOR()
8192   if (N0.getOpcode() == ISD::UNDEF && N1.getOpcode() == ISD::UNDEF)  in visitVECTOR_SHUFFLE()
8210   if (N0.getOpcode() == ISD::UNDEF) {  in visitVECTOR_SHUFFLE()
8227   if (N1.getOpcode() == ISD::UNDEF) {  in visitVECTOR_SHUFFLE()
8263         if (V->getOperand(i).getOpcode() != ISD::UNDEF) {  in visitVECTOR_SHUFFLE()
8287       N1.getOpcode() == ISD::UNDEF) {  in visitVECTOR_SHUFFLE()
8292     if (N0.getOperand(1).getOpcode() != ISD::UNDEF)  in visitVECTOR_SHUFFLE()
8444       if ((LHSOp.getOpcode() != ISD::UNDEF &&  in SimplifyVBinOp()
8447           (RHSOp.getOpcode() != ISD::UNDEF &&  in SimplifyVBinOp()
8478       if (FoldOp.getOpcode() != ISD::UNDEF &&  in SimplifyVBinOp()