case REDUCE_BOOL:
                            nativeOps.execReduceBool2(xShapeInfoHostPointer, op.opNum(),
                                    xb, (LongPointer) hostXShapeInfo, (LongPointer) xShapeInfo,
                                    extraArgs,
                                    zb, (LongPointer) hostZShapeInfo, (LongPointer) zShapeInfo,