When the memory is accessed,the unit can execute some micro-operation which is optimized for memory access such as autoincrement and autodecrement in parallel and also support circular queue.

提种新型结构的内存控制单元,此单元在完成访存操的同时,可并行执行多种为访存优化的微操,如自自减操,且可实现对循环队列的支持。