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.

Date of Patent:
Jul. 21, 2015

Filed:

Dec. 21, 2012
Applicant:

Advanced Micro Devices, Inc., Sunnyvale, CA (US);

Inventors:

Matthew R. Poremba, Shavertown, PA (US);

Gabriel H. Loh, Bellevue, WA (US);

Assignee:

ADVANCED MICRO DEVICES, INC., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/04 (2006.01); G11C 7/10 (2006.01); G06F 12/08 (2006.01);
U.S. Cl.
CPC ...
G11C 7/1072 (2013.01); G06F 12/0886 (2013.01); G06F 2212/1041 (2013.01); G06F 2212/601 (2013.01);
Abstract

Data caching methods and systems are provided. A method is provided for a hybrid cache system that dynamically changes modes of one or more cache rows of a cache between an un-split mode having a first tag field and a first data field to a split mode having a second tag field, a second data field being smaller than the first data field and a mapped page field to improve the cache access efficiency of a workflow being executed in a processor. A hybrid cache system is provided in which the cache is configured to operate one or more cache rows in an un-split mode or in a split mode. The system is configured to dynamically change modes of the cache rows from the un-split mode to the split mode to improve the cache access efficiency of a workflow being executed by the processor.


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