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:
Dec. 06, 1994

Filed:

Jun. 14, 1991
Applicant:
Inventors:

Takeshi Aikawa, Tokyo, JP;

Kenji Minagawa, Chiba, JP;

Mitsuo Saito, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ;
U.S. Cl.
CPC ...
395400 ; 395425 ; 395375 ; 364D / ; 3642624 ; 364255 ; 36424342 ;
Abstract

A computer having a main memory for storing a plurality of data, a cache memory for temporarily storing a portion of the plurality of data, a processor for accessing data stored in the cache memory and processing the data according to instructions. The processor has an access instruction combined with a preload instruction, and an access instruction only for accessing data, and includes indicator circuitry for indicating a preload condition to the cache memory when the processor accesses data from the cache memory according to the access instruction combined with the preload instruction. The cache memory preloads data to be accessed next by the processor from the main memory when the processor indicates the preload condition.


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