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:
Jan. 28, 1997

Filed:

Mar. 18, 1996
Applicant:
Inventors:

Toru Yoshinaga, Kawasaki, JP;

Naoki Shinjo, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395800 ; 395870 ; 395742 ; 36423221 ; 3642632 ; 3642318 ; 364D / ;
Abstract

A vector processing device includes a vector unit having operation pipelines and a vector register connected to the operation pipelines, a memory unit to be operated by the operation pipelines and results of operations obtained from the operation pipelines, and a memory control unit having a data buffer provided between the vector register and the memory unit. The vector processing device also includes data buffer valid counter counting the number of pieces of data read from the vector register and sent to the data buffer, and pipeline stop predictor selectively interrupting outputting an access request from the vector unit to the memory unit on the basis of the number of pieces of data counted by the data buffer valid counter when the operation pipelines are chained via the vector register.


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