Invention Grant
- Patent Title: Data cache with prediction hints for cache hits
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Application No.: US16797476Application Date: 2020-02-21
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Publication No.: US11620229B2Publication Date: 2023-04-04
- Inventor: John Ingalls , Josh Smith
- Applicant: SiFive, Inc.
- Applicant Address: US CA San Mateo
- Assignee: SiFive, Inc.
- Current Assignee: SiFive, Inc.
- Current Assignee Address: US CA San Mateo
- Agency: Young Basile Hanlon & MacFarlane, P.C.
- Main IPC: G06F12/0888
- IPC: G06F12/0888 ; G06F12/0862

Abstract:
Described is a data cache with prediction hints for a cache hit. The data cache includes a plurality of cache lines, where a cache line includes a data field, a tag field, and a prediction hint field. The prediction hint field is configured to store a prediction hint which directs alternate behavior for a cache hit against the cache line. The prediction hint field is integrated with the tag field or is integrated with a way predictor field.
Public/Granted literature
- US20210263854A1 DATA CACHE WITH PREDICTION HINTS FOR CACHE HITS Public/Granted day:2021-08-26
Information query
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