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:
Nov. 01, 1988
Filed:
Dec. 17, 1985
Applicant:
Inventors:
Ashfaq A Munshi, San Jose, CA (US);
Karl M Schimpf, Santa Cruz, CA (US);
Assignee:
International Business Machine Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ; G06I / ; G06I / ;
U.S. Cl.
CPC ...
364300 ; 364200 ;
Abstract
A method for allocating and optimizing register assignments during compiling of source into executable code in either a scalar or vector processor uses a pebble game heuristic played on each basic block dependency graph for local optimization. Like variable analysis and loop unrolling are used for global optimization.