US Patent 7930526 Compare and branch mechanism

Patent 7930526 was granted and assigned to Arm on April, 2011 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

Arm

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7930526

Date of Patent

April 19, 2011

Patent Application Number

10807499

Date Filed

March 24, 2004

Patent Primary Examiner

‌

Aimee J. Li

Patent abstract

A data processing system is provided that includes an instruction decoder 20 responsive 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.