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. 19, 2010

Filed:

Nov. 09, 2004
Applicants:

Takashi Miura, Kawasaki, JP;

Iwao Yamazaki, Kawasaki, JP;

Inventors:

Takashi Miura, Kawasaki, JP;

Iwao Yamazaki, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In order to increase the operation efficiency of the operation register for holding store data when executing store instructions to store data in a predetermined store area on the main memory or the cache memory, in the present invention, an instruction processing section is adapted so as, when an operation register holding the operation result is determined causes the operation result to be issued from the operation register to store buffers as store data; when the store data are held by the store buffers before the store instruction is held by store ports, a restraint section restrains a reset section from setting a store data hold flag to OFF at a point of time when the store instruction is held by the store ports to maintain the store data hold flag to ON.


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