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:
Nov. 17, 2020

Filed:

Dec. 14, 2018
Applicant:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

Inventors:

Shomit N. Das, Austin, TX (US);

Kishore Punniyamurthy, Austin, TX (US);

Matthew Tomei, Champaign, IL (US);

Bradford M. Beckmann, Bellevue, WA (US);

Assignee:

ADVANCED MICRO DEVICES, INC., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/08 (2016.01); G06F 9/38 (2018.01); G06F 12/0808 (2016.01); G06F 12/0871 (2016.01); G06F 12/0868 (2016.01);
U.S. Cl.
CPC ...
G06F 9/3816 (2013.01); G06F 12/0808 (2013.01); G06F 12/0868 (2013.01); G06F 12/0871 (2013.01);
Abstract

A processing device is provided which includes memory and at least one processor. The memory includes main memory and cache memory in communication with the main memory via a link. The at least one processor is configured to receive a request for a cache line and read the cache line from main memory. The at least one processor is also configured to compress the cache line according to a compression algorithm and, when the compressed cache line includes at least one byte predicted not to be accessed, drop the at least one byte from the compressed cache line based on whether the compression algorithm is determined to successfully compress the cache line according to a compression parameter.


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