发明申请
- 专利标题： NEIGHBOR CACHE DIRECTORY
- 专利标题（中）： 邻居缓存目录
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申请号： US12969343申请日： 2010-12-15
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公开(公告)号： US20120159080A1公开(公告)日： 2012-06-21
- 发明人: Greggory D. Donley , William A. Hughes , Kevin M. Lepak , Vydhyanathan Kalyanasundharam , Benjamin Tsien
- 申请人： Greggory D. Donley , William A. Hughes , Kevin M. Lepak , Vydhyanathan Kalyanasundharam , Benjamin Tsien
- 申请人地址： US CA Sunnyvale
- 专利权人： ADVANCED MICRO DEVICES, INC.
- 当前专利权人： ADVANCED MICRO DEVICES, INC.
- 当前专利权人地址： US CA Sunnyvale
- 主分类号： G06F12/08
- IPC分类号： G06F12/08
摘要：
A method and apparatus for utilizing a higher-level cache as a neighbor cache directory in a multi-processor system are provided. In the method and apparatus, when the data field of a portion or all of the cache is unused, a remaining portion of the cache is repurposed for usage as neighbor cache directory. The neighbor cache provides a pointer to another cache in the multi-processor system storing memory data. The neighbor cache directory can be searched in the same manner as a data cache.
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