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:
Nov. 06, 2001

Filed:

Dec. 03, 1998
Applicant:
Inventors:

Marc Tremblay, Menlo Park, CA (US);

Graham R. Murphy, Sunnyvale, CA (US);

Assignee:

Sun Microsystems, Inc., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/00 ;
U.S. Cl.
CPC ...
G06F 9/00 ;
Abstract

The present invention provides an efficient method for fetching instructions having a non-power of two size. In one embodiment, a method for fetching instructions having a non-power of two size includes fetching a first instruction cache line having a power of two size for storage in a first line buffer of an instruction fetch unit of a microprocessor, fetching a second instruction cache line having a power of two size for storage in a second line buffer of the instruction fetch unit, and extracting and aligning instruction data stored in the first line buffer and the second line buffer to provide an instruction having a non-power of two size.


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