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. 30, 2025
Filed:
Mar. 27, 2024
Applicant:
Advanced Micro Devices, Inc., Santa Clara, CA (US);
Inventors:
Jagadish B. Kotra, Austin, TX (US);
John Kalamatianos, Arlington, MA (US);
David A. Kaplan, Austin, TX (US);
Assignee:
Advanced Micro Devices, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0811 (2016.01); G06F 12/0891 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0811 (2013.01); G06F 12/0891 (2013.01);
Abstract
Storing indications of cleared cache lines is described. In one example, a cache system includes a plurality of cache levels and a cleared page tag structure coupled to a level of the plurality of cache levels that detects a cache line within the plurality of cache levels that is cleared of data. The cleared page tag structure then stores a tag in the cleared page tag structure indicating that the cache line within the plurality of cache levels is cleared of data.