Queue control device for and queue control method of controlling a plurality of queues

摘要

In the tail address in a first queue in a pointer table, the head address in a second queue is stored as pointer information. In the tail address in the second queue, the tail address in the first queue is stored as pointer information. Pointer information about the head address in the first queue is stored in the head address in a storage area. In the tail address, pointer information about the tail address in the second queue is stored.