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:
Jul. 03, 2012
Filed:
Jun. 30, 2008
Alex Shinkar, Rishon-Lezion, IL;
Nahum N. Vishne, Elad, IL;
Alex Shinkar, Rishon-Lezion, IL;
Nahum N. Vishne, Elad, IL;
LSI Corporation, Milpitas, CA (US);
Abstract
An apparatus having a cache and a circuit. The cache may store old lines having old instructions. The circuit may (i) receive a first read command, (ii) fetch-ahead a new line having new instructions into a buffer sized to hold a single line, (iii) receive a second read command, (iv) present through a port a particular new instruction in response to both (a) a cache miss of the second read command and (b) a buffer hit of the second read command and (v) overwrite a particular old line with the new line in response to both (a) the cache miss of the second read command and (b) the buffer hit of the second read command such that (1) the first new line resides in all of the cache, the buffer and the memory and (2) the particular old line resides only in the memory.