APPARATUS FOR DECOUPLING L2 BTB FROM L2 CACHE TO ACCELERATE SEARCH FOR MISS AFTER MISS AND METHOD THEREOF

摘要

The present invention relates to a method for managing a memory. The method according to the present invention includes the following steps: requesting an instruction stored in a first memory address from a second tier of a cache memory system; requesting a branch record related to the first memory address from a second tier of the branch target buffer system; receiving the branch record before receiving the instruction; and receiving the branch record before receiving the instruction and pre-fetching an non-sequential instruction stored in a non-sequential memory address.