3012   unsigned OpOpcode = Operand.getNode()->getOpcode();  in getNode()  local
3042     if (OpOpcode == ISD::SIGN_EXTEND || OpOpcode == ISD::ZERO_EXTEND)  in getNode()
3043       return getNode(OpOpcode, DL, VT, Operand.getNode()->getOperand(0));  in getNode()
3044     else if (OpOpcode == ISD::UNDEF)  in getNode()
3058     if (OpOpcode == ISD::ZERO_EXTEND)   // (zext (zext x)) -> (zext x)  in getNode()
3061     else if (OpOpcode == ISD::UNDEF)  in getNode()
3076     if (OpOpcode == ISD::ZERO_EXTEND || OpOpcode == ISD::SIGN_EXTEND ||  in getNode()
3077         OpOpcode == ISD::ANY_EXTEND)  in getNode()
3079       return getNode(OpOpcode, DL, VT, Operand.getNode()->getOperand(0));  in getNode()
3080     else if (OpOpcode == ISD::UNDEF)  in getNode()
3084     if (OpOpcode == ISD::TRUNCATE) {  in getNode()
3100     if (OpOpcode == ISD::TRUNCATE)  in getNode()
3102     if (OpOpcode == ISD::ZERO_EXTEND || OpOpcode == ISD::SIGN_EXTEND ||  in getNode()
3103         OpOpcode == ISD::ANY_EXTEND) {  in getNode()
3107         return getNode(OpOpcode, DL, VT, Operand.getNode()->getOperand(0));  in getNode()
3112     if (OpOpcode == ISD::UNDEF)  in getNode()
3120     if (OpOpcode == ISD::UNDEF)  in getNode()
3128     if (OpOpcode == ISD::BITCAST)  // bitconv(bitconv(x)) -> bitconv(x)  in getNode()
3130     if (OpOpcode == ISD::UNDEF)  in getNode()
3140     if (OpOpcode == ISD::UNDEF)  in getNode()
3143     if (OpOpcode == ISD::EXTRACT_VECTOR_ELT &&  in getNode()
3151     if (getTarget().Options.UnsafeFPMath && OpOpcode == ISD::FSUB)  in getNode()
3156     if (OpOpcode == ISD::FNEG)  // --X -> X  in getNode()
3160     if (OpOpcode == ISD::FNEG)  // abs(-X) -> abs(X)  in getNode()