| 摘要 |
PROBLEM TO BE SOLVED: To enhance effectiveness of a cache memory by facilitating re- recording of data excluded from the cache memory or data invalidated by an invalidation request from another processor. SOLUTION: This cache memory device is constituted of a conventional type cache part consisting of a plurality of entries in which a data part to record the data and a tag part to record an address and a state of the relevant data are paired and a data-less cache part to be constituted of a plurality of entries consisting of only a tag part without the data part and the data is recorded in a free entry of the conventional type cache part based on information recorded in the data-less cache part. |
