一个32位元的浮点数加法器，可将两IEEE 754格式内的值进行相加,A 32-bit floating-point adder can be both within the IEEE 754 format to add value

超前进位加法器是通常数字设计所必备的，本程序为32位超前进位加法器-CLA is usually necessary for digital design, the procedure for 32-bit CLA

32位单精度浮点运算单元,遵从IEEE 754标准，持浮点加、减、乘、除等运算。-32-bit single-precision floating-point unit；comply with the IEEE 754 standard；support floating-point add, subtract, multiply operations.