carry-complete signal

A high speed computable algorithm of binary double operands addition is presented based on the principle that binary double operands are divided into knots by the character of carry signals, and the knots are operated in parallel.

基于双操作数加法时进位信号的特征进行分节，利用各节并行相加的原理，提出一种双操作数加法的快速计算算法，该算法可在Ｏ（１）的复杂度下完成加法运