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:
Sep. 18, 2012

Filed:

Jan. 18, 2008
Applicants:

Sami Yehia, Boulogne Billancourt, FR;

Marios Kleanthous, Cambridge, GB;

Inventors:

Sami Yehia, Boulogne Billancourt, FR;

Marios Kleanthous, Cambridge, GB;

Assignee:

ARM Limited, Cambridge, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 13/00 (2006.01); G06F 13/28 (2006.01); G06F 12/08 (2006.01); G06F 9/26 (2006.01); G06F 9/34 (2006.01); G06F 9/30 (2006.01); G06F 9/40 (2006.01); G06F 7/38 (2006.01); G06F 9/00 (2006.01); G06F 9/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

A data processing system includes a data store having storage locations storing entries which can be used for a variety of purposes, such as operand value prediction, branch prediction, etc. An entry profile store stores profile data for more candidate entries than there are storage locations within the data store. The profile data is used to determine replacement policy for entries within the data store. The profile data can include hash values used to determine whether predictions associated with candidate entries were correct without having to store the full predictions within the profile data.


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