4264   unsigned OpOpcode = Operand.getNode()->getOpcode();  in getNode()  local
4301     if (OpOpcode == ISD::SIGN_EXTEND || OpOpcode == ISD::ZERO_EXTEND)  in getNode()
4302       return getNode(OpOpcode, DL, VT, Operand.getOperand(0));  in getNode()
4303     else if (OpOpcode == ISD::UNDEF)  in getNode()
4317     if (OpOpcode == ISD::ZERO_EXTEND)   // (zext (zext x)) -> (zext x)  in getNode()
4319     else if (OpOpcode == ISD::UNDEF)  in getNode()
4334     if (OpOpcode == ISD::ZERO_EXTEND || OpOpcode == ISD::SIGN_EXTEND ||  in getNode()
4335         OpOpcode == ISD::ANY_EXTEND)  in getNode()
4337       return getNode(OpOpcode, DL, VT, Operand.getOperand(0));  in getNode()
4338     else if (OpOpcode == ISD::UNDEF)  in getNode()
4342     if (OpOpcode == ISD::TRUNCATE) {  in getNode()
4360     if (OpOpcode == ISD::TRUNCATE)  in getNode()
4362     if (OpOpcode == ISD::ZERO_EXTEND || OpOpcode == ISD::SIGN_EXTEND ||  in getNode()
4363         OpOpcode == ISD::ANY_EXTEND) {  in getNode()
4367         return getNode(OpOpcode, DL, VT, Operand.getOperand(0));  in getNode()
4372     if (OpOpcode == ISD::UNDEF)  in getNode()
4388     if (OpOpcode == ISD::UNDEF)  in getNode()
4396     if (OpOpcode == ISD::UNDEF)  in getNode()
4402     if (OpOpcode == ISD::UNDEF)  in getNode()
4410     if (OpOpcode == ISD::BITCAST)  // bitconv(bitconv(x)) -> bitconv(x)  in getNode()
4412     if (OpOpcode == ISD::UNDEF)  in getNode()
4422     if (OpOpcode == ISD::UNDEF)  in getNode()
4425     if (OpOpcode == ISD::EXTRACT_VECTOR_ELT &&  in getNode()
4434         OpOpcode == ISD::FSUB)  in getNode()
4437     if (OpOpcode == ISD::FNEG)  // --X -> X  in getNode()
4441     if (OpOpcode == ISD::FNEG)  // abs(-X) -> abs(X)  in getNode()