Control manner of operation central processing unit, information processing equipment and operation central processing unit

摘要

The PF port (100) the required storage section (110) expansion request is stored, the PF port entry choice section (140) two prefetch requests which are expanded from expansion request continue and in order the L2 flexible pipe (23) to be entered, control. In addition, in order the PF port entry choice section (140), when just one side of two prefetch requests which are expanded it aborts, the prefetch request which is aborted the L2 flexible pipe (23) to be entered with the most priority, it controls. In addition, the PF port entry choice section (140) the resource management section (301) from receives the number of available resources, the flexible pipe entry section (200) chooses the prefetch request which is entered on the basis of the number of available resources.