浮点数加法器IP核的vhd设计。浮点数加法运算是运输中使用最高的运算，结合vhdl和EPGA可编程技术，完成具有5线级流水线结构、符合IEEE 754浮点标准、可参数化为单、双精度的浮点数加法器。-Floating point adder design IP core vhd. Floating-point addition operation is used in most transport operations, combined with vhdl and EPGA programmab