| 摘要 |
PROBLEM TO BE SOLVED: To realize store-merge processing by simple hardware even when there exist accesses differing in block size pertaining to write data for a storage device.SOLUTION: A store-merge processing device 40 includes: storage means, provided with a plurality of entries, which, pertaining to a plurality of write instructions issued for a storage device, having access addresses within a prescribed area, and equal in block size, stores identification information for identifying a block size, address information indicating a plurality of pieces of block data and a place of the prescribed area, and storage information indicating for each of the block data that the block data is stored in correlation with each other; and update means which, when, with regard to a write instruction, the identification information matches and an entry exists in which the prescribed area specified from the address information includes an access address, stores, in the entry, the block data included in the write instruction, and updates storage information pertaining to the block data. |
