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.
Patent No.:
Date of Patent:
May. 08, 2018
Filed:
Mar. 14, 2016
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
FUJITSU LIMITED, Kawasaki, JP;
Abstract
A first entry, when outputting an instruction stored in the first entry to a first arithmetic unit and when an execution cycle number of the instruction stored in the first entry is equal to or more than a threshold value, outputs a use inability signal of the first arithmetic unit to a second entry, a reservation station includes a controller configured to, when the use inability signal of the first arithmetic unit is output and then a use inability discontinuation condition is satisfied, perform control to discontinue execution of the first arithmetic unit, store a state of the first arithmetic unit in a storage element, and discontinue output of the use inability signal of the first arithmetic unit, and the second entry, when output of the use inability signal of the first arithmetic unit is discontinued, outputs an instruction stored in the second entry to the first arithmetic unit.