iWatcher: Simple, General Architectural Support for Software Debugging
November/December 2004 (vol. 24 no. 6)
pp. 50-56
Pin Zhou, University of Illinois at Urbana-Champaign
Feng Qin, University of Illinois at Urbana-Champaign
Wei Liu, University of Illinois at Urbana-Champaign
iWatcher lets programmers associate specified functions to "watched" memory locations or objects. access to any such location automatically triggers the monitoring function in the hardware. Relative to other approaches, iWatcher detects many real bugs at a fraction of the execution-time overhead.
Citation:
Pin Zhou, Feng Qin, Wei Liu, Yuanyuan Zhou, Josep Torrellas, "iWatcher: Simple, General Architectural Support for Software Debugging," IEEE Micro, vol. 24, no. 6, pp. 50-56, Nov./Dec. 2004, doi:10.1109/MM.2004.79