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:
Apr. 02, 2002

Filed:

Oct. 02, 2000
Applicant:
Inventors:

Achmed Rumi Zahir, Menlo Park, CA (US);

Jonathan K. Ross, Sunnyvale, CA (US);

Assignee:

Idea Corporation of Delaware, Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/48 ;
U.S. Cl.
CPC ...
G06F 9/48 ;
Abstract

A computer implemented method in a processor to perform a backing store switch from a first context (source context) to a second context (target context) is provided whereby the backing store memory image and RSE will be synchronized with the processor's execution of instructions. The processor includes a register stack (RS) device that includes a portion allocated for dirty registers. The portion is defined by first and second physical register numbers. The processor further includes a register stack engine (RSE) to exchange information in one of an instruction execution dependent and independent modes between a storage area and the RS. The processor further includes a FLUSHRS state machine to notify the RSE to store dirty register in the RS to a backing store located in a memory.


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Zahir, Achmed. (2002). System and method for synchronizing a register stack engine (rse) and backing memory image with a processor's execution of instructions during a state saving context switch (U.S. Patent No. 6367005). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6367005

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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