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:
Oct. 09, 2001

Filed:

Feb. 27, 1998
Applicant:
Inventors:

Marcus G. A. Verhoeven, Eindhoven, NL;

Ramon A. W. Clout, Eindhoven, NL;

Alexander Augusteijn, Eindhoven, NL;

Assignee:

U.S. Philips Corporation, New York, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/200 ; G06F 7/00 ; G06F 9/45 ;
U.S. Cl.
CPC ...
G06F 1/200 ; G06F 7/00 ; G06F 9/45 ;
Abstract

A score is computed of how many cache misses occur for the execution of each of a number of blocks. The score is used as a heuristic in a local search in which an original selection is iteratively replaced each time by a selection that differs from the original selection only by the movement of a single block and that has a lower number of cache misses for the sample of execution than the original selection. Thus a selection of locations for placing instructions of a program in main memory is found that minimizes the number of cache misses that occur for a sample of a typical execution of the program.


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