The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 19, 2023
Filed:
Mar. 01, 2023
Applicant:
Sifive, Inc., San Mateo, CA (US);
Inventors:
John Ingalls, Sunnyvale, CA (US);
Josh Smith, San Francisco, CA (US);
Assignee:
SiFive, Inc., San Mateo, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0888 (2016.01); G06F 12/0862 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0888 (2013.01); G06F 12/0862 (2013.01); G06F 2212/603 (2013.01); G06F 2212/6028 (2013.01);
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.