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.

Patent No.:

US 7181598 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 20, 2007

Filed:

May. 17, 2002
Applicants:

Stephan J. Jourdan, Portland, OR (US);

Darrell D. Boggs, Aloha, OR (US);

John Alan Miller, Portland, OR (US);

Ronak Singhal, Beaverton, OR (US);

Inventors:

Stephan J. Jourdan, Portland, OR (US);

Darrell D. Boggs, Aloha, OR (US);

John Alan Miller, Portland, OR (US);

Ronak Singhal, Beaverton, OR (US);

Assignee:

Intel Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/312 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a processing core, a newly received load instruction may be dependent upon a previously received store instruction. The core may include a predictor to predict such dependencies and provide an identification of a colliding store instruction. The load instruction may be stored in a scheduler with a dependency marker. Thereafter, the load instruction may be prevented from executing until after execution of the colliding store. Upon execution of the load, the accuracy of the prediction is confirmed. Upon retirement of the load instruction, new prediction results may be provided to the predictor.


Find Patent Forward Citations

Jourdan, Stephan. (2007). Prediction of load-store dependencies in a processing agent (U.S. Patent No. 7181598). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7181598

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