Lines Matching defs:sum
46 int nleft, sum;55 sum = 0;59 * Our algorithm is simple, using a 32 bit accumulator (sum), we add67 sum += data;76 sum += last.us;80 sum = (sum >> 16) + (sum & 0xffff); /* add hi 16 to low 16 */81 sum += (sum >> 16); /* add carry */82 answer = ~sum; /* truncate to 16 bits */