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:
Apr. 19, 2011
Filed:
Mar. 24, 2004
Applicants:
David John Butcher, Kings' Lynn, GB;
Stephen John Hill, Austin, TX (US);
Wilco Dijkstra, Cambridge, GB;
Inventors:
David John Butcher, Kings' Lynn, GB;
Stephen John Hill, Austin, TX (US);
Wilco Dijkstra, Cambridge, GB;
Assignee:
ARM Limited, Cambridge, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/00 (2006.01); G06F 9/44 (2006.01); G06F 9/445 (2006.01);
U.S. Cl.
CPC ...
Abstract
A data processing system is provided that includes an instruction decoderresponsive to a compare and branch instruction CHKA.X that performs a comparison between first and second values stored in first and second registers Rn, Rm respectively. A target branch address is determined from a pre-programmed stored value and a branch to a sub-routine is performed in dependence upon a result of the comparison.