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:
Oct. 11, 2005

Filed:

Aug. 07, 2001
Applicants:

Daniel Leibholz, Newton, MA (US);

Wayne Yamamoto, Saratoga, CA (US);

Inventors:

Daniel Leibholz, Newton, MA (US);

Wayne Yamamoto, Saratoga, CA (US);

Assignee:

Sun Microsystems, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F012/14 ;
U.S. Cl.
CPC ...
Abstract

A microprocessor includes multiple register files. In a single thread mode, the microprocessor allows a single thread to have access to multiple ones of the register files. In a multi-thread mode, each thread has access to respective ones of the register files. In the multi-thread mode, multiple threads are simultaneously executing. Circuitry and hardware are provided to facilitate the respective modes and to facilitate transitions between the modes.


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