发明授权
US09213640B2 Promoting transactions hitting critical beat of cache line load requests
有权
促进交易触发缓存线路负载请求的关键节拍
- 专利标题: Promoting transactions hitting critical beat of cache line load requests
- 专利标题(中): 促进交易触发缓存线路负载请求的关键节拍
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申请号: US13864844申请日: 2013-04-17
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公开(公告)号: US09213640B2公开(公告)日: 2015-12-15
- 发明人: David A. Kaplan , Tarun Nakra
- 申请人: ADVANCED MICRO DEVICES, INC.
- 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: G06F12/14
- IPC分类号: G06F12/14 ; G06F12/08
摘要:
A processor includes a cache memory, a first core including an instruction execution unit, and a memory bus coupling the cache memory to the first core. The memory bus is operable to receive a first portion of a cache line of data for the cache memory, the first core is operable to identify a plurality of data requests targeting the cache line and the first portion and select one of the identified plurality of data requests for execution, and the memory bus is operable to forward the first portion to the instruction execution unit and to the cache memory in parallel.
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