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:

Dec. 20, 2013
Applicant:

Marvell International Ltd., Hamilton, BM;

Inventors:

Kit Sang Tam, Menlo Park, CA (US);

Winston Lee, Palo Alto, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/00 (2006.01); G06F 9/30 (2006.01); G06F 9/40 (2006.01); G06F 9/38 (2006.01);
U.S. Cl.
CPC ...
G06F 9/3861 (2013.01); G06F 9/3012 (2013.01); G06F 9/3855 (2013.01);
Abstract

In a method of executing instructions in a processing system, respective global age tags are assigned to each of the one or more instructions fetched for processing by the processing system. Each global age tag indicates an age of the corresponding instruction in the processing system. Respective physical registers in a physical register file are allocated to each destination logical register referenced by each instruction. The respective global age tags are written to the in respective physical registers allocated to the destination logical registers of the instructions. The instructions are executed by the processing system. At least some of the instructions are executed in an order different from a program order of the instructions.


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