possibly_refill(bits, DEHUF_AC_TABLE_BITS);
unsigned lookup = peek_bits(bits, DEHUF_AC_TABLE_BITS);
int code = tbl->ac_table_codes[lookup];
possibly_refill(bits, DEHUF_AC_TABLE_BITS);
unsigned lookup = peek_bits(bits, DEHUF_AC_TABLE_BITS);
int code = tbl->ac_table_codes[lookup];