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. 30, 2014

Filed:

Aug. 23, 2011
Applicants:

Takao Yamamoto, Osaka, JP;

Shinji Ozaki, Osaka, JP;

Masahide Kakeda, Ibaraki, JP;

Masaitsu Nakajima, Osaka, JP;

Inventors:

Takao Yamamoto, Osaka, JP;

Shinji Ozaki, Osaka, JP;

Masahide Kakeda, Ibaraki, JP;

Masaitsu Nakajima, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/38 (2006.01); G06F 9/46 (2006.01); G06F 9/30 (2006.01);
U.S. Cl.
CPC ...
G06F 9/462 (2013.01); G06F 9/30123 (2013.01); G06F 9/30101 (2013.01); G06F 9/3885 (2013.01); G06F 9/3851 (2013.01);
Abstract

A processor apparatus according to the present invention is a processor apparatus which shares hardware resources between a plurality of processors, and includes: a first determination unit which determines whether or not a register in each of the hardware resources holds extension context data of a program that is currently executed; a second determination unit which determines to which processor the extension context data in the hardware resource corresponds; a first transfer unit which saves and restores the extension context data between programs in the processor; and a second transfer unit which saves and restores the extension context data between programs between different processors.


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