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:
May. 16, 2017

Filed:

Oct. 15, 2014
Applicant:

Mill Computing, Inc., Palo Alto, CA (US);

Inventors:

Roger Rawson Godard, East Palo Alto, CA (US);

Arthur David Kahlich, Sunnyvale, CA (US);

Norman Hardy, Portola Valley, CA (US);

Allen Jay Baum, Palo Alto, CA (US);

Assignee:

Mill Computing, Inc., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/30 (2006.01); G06F 12/0893 (2016.01); G06F 12/0811 (2016.01); G06F 12/0864 (2016.01); G06F 12/02 (2006.01); G06F 12/1027 (2016.01); G06F 12/1009 (2016.01); G06F 17/30 (2006.01); G06F 12/0897 (2016.01);
U.S. Cl.
CPC ...
G06F 9/30032 (2013.01); G06F 9/30145 (2013.01); G06F 12/0292 (2013.01); G06F 12/0811 (2013.01); G06F 12/0864 (2013.01); G06F 12/0893 (2013.01); G06F 12/1027 (2013.01); G06F 12/0897 (2013.01); G06F 12/1009 (2013.01); G06F 17/30286 (2013.01); G06F 2212/1024 (2013.01); G06F 2212/1028 (2013.01); G06F 2212/283 (2013.01); G06F 2212/608 (2013.01); G06F 2212/6032 (2013.04); G06F 2212/684 (2013.01); Y02B 60/1225 (2013.01);
Abstract

A computer processing system includes execution logic that generates memory requests that are supplied to a hierarchical memory system. The computer processing system includes a hardware map storing a number of entries associated with corresponding cache lines, where each given entry of the hardware map indicates whether a corresponding cache line i) currently stores valid data in the hierarchical memory system, or ii) does not currently store valid data in hierarchical memory system and should be interpreted as being implicitly zero throughout.


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