public SDVariable bitShiftRotl(SDVariable x, SDVariable shift) {
    SDValidation.validateNumerical("bitShiftRotl", "x", x);
    SDValidation.validateNumerical("bitShiftRotl", "shift", shift);
    return new org.nd4j.linalg.api.ops.impl.transforms.custom.CyclicShiftBits(sd,x, shift).outputVariable();
  }