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. 18, 2000

Filed:

Mar. 17, 1998
Applicant:
Inventors:

Kyoko Tashima, Kawasaki, JP;

Takeo Asakawa, Kawasaki, JP;

Aiichiro Inoue, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
712217 ; 712 23 ;
Abstract

A general-purpose register address output from an instruction register is read and changed to a corresponding register update buffer address in an update table. Additionally, the update reservation instructing bit corresponding to the general-purpose register address is read out from a register update reservation table. If its value is '0', the general-purpose register address is provided to the general-purpose register, and the data stored at that address is input to an arithmetic unit. If the value of the bit is '1', the contents of the corresponding entry in the update table is registered to a reservation station. The reservation station determines the execution order of respective entries, and sequentially provides a register update buffer address to a register update buffer, and inputs the data stored at that address to the arithmetic unit.


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