question: computes a mask that prevents overflow of hyperloglog registers . concode_field_sep int REG_WIDTH_INDEX_MULTIPLIER concode_elem_sep long[] PW_MASK concode_elem_sep double[] TWO_TO_L concode_field_sep double smallEstimator concode_elem_sep double smallEstimatorCutoff concode_elem_sep double alphaMSquared concode_elem_sep double largeEstimator concode_elem_sep int registerBitSize concode_elem_sep double largeEstimatorCutoff
target: long function ( final int arg0 ) { return PW_MASK [ arg0 ] ; }