| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent occurrence of cache alias. <P>SOLUTION: The cache memory system 1 comprises a virtual index acquisition section 13 for acquiring each virtual index of a cache line to be accessed based on a virtual address and a cache line capable of providing a relation of cache alias with the cache line to be accessed, a physical tag acquisition section 15 for address-converting the virtual address to acquire a physical tag of a physical page, and a comparing section 16 that compares tag information TAG(i) of the cache line corresponding to each virtual index output from a tag array 11a with the physical tag TAG acquired by the physical tag acquisition section 15 based on each virtual index acquired by the virtual index acquisition section 13 and determines cache hit or cache mistake. <P>COPYRIGHT: (C)2008,JPO&INPIT |
