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:
Aug. 02, 1983

Filed:

Nov. 19, 1980
Applicant:
Inventors:

Kenichi Wada, Zama, JP;

Mamoru Hinai, Hatano, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364200 ;
Abstract

The alignment of data as required in an L-stage is carried out with a first aligner which is controlled by a wired logic for exclusive use, while the alignment of data as required in an E-stage is carried out with a second aligner which is controlled by a microinstruction. Regarding those among macroinstructions which need to fetch storage operands in only the L-stages, the alignment of the storage operand is carried out by means of the first aligner. On the other hand, in the execution of macroinstructions which need to fetch storage operands in both the L-stages and the E-stages, the storage operands fetched in the L- and E-stages are respectively aligned by means of the first and second aligners.


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