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:
Feb. 02, 1999
Filed:
Oct. 23, 1996
Applicant:
Inventors:
Peter Cumming, La Gaude, FR;
Richard Grisenthwaite, Kirkaldy, GB;
Assignee:
SGS-Thomas Microelectronics Limited, Almondsbury Bristol, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395585 ; 711129 ;
Abstract
A branch target buffer comprises a partitioned cache memory having for each partition a CAM array holding the least significant bits of a fetch address, a RAM holding the least significant bits of a target address, and comparators for comparing the most significant bits of the fetch and target addresses to control entry of a branch instruction into the buffer.