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. 25, 2022

Filed:

Dec. 08, 2020
Applicant:

Fujitsu Limited, Kawasaki, JP;

Inventor:

Ryohei Okazaki, Kawasaki, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/30 (2018.01); G06F 9/38 (2018.01);
U.S. Cl.
CPC ...
G06F 9/3001 (2013.01); G06F 9/30145 (2013.01); G06F 9/3822 (2013.01); G06F 9/3863 (2013.01); G06F 9/3889 (2013.01);
Abstract

An arithmetic processing unit includes an instruction decoder, first to fourth reservation stations, first and second computing units, first and second load-store units, and an allocation unit. The allocation unit, when the execution instruction is a first instruction that is executable in first and second computing units but not executable in first and second load-store units, allocates the first instruction to first or second reservation station based on a first allocation table, and when the execution instruction is a second instruction that is executable in the first and second load-store units but not executable in the first and second computing units, allocates the second instruction to third or fourth reservation station based on a second allocation table.


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