Mechanism for lossless function entry and return tracing

Details Mechanism for lossless function entry and return tracing Mechanism for lossless function entry and return tracing

2003-11-14

2008-03-25

Zhen, Wei (Department: 2191)

Data processing: software development, installation, and managem

Software program development tool

Testing or debugging

C712S227000

Reexamination Certificate

active

07350196

ABSTRACT:
A method for tracing an instrumented program, including triggering an trap instruction in the instrumented program, transferring control of the instrumented program to a trap handler associated with the trap instruction, and emulating an instruction corresponding to the trap instruction in the trap handler, wherein the instruction relates to creating or dismantling a stack frame.

REFERENCES:
patent: 7065633 (2006-06-01), Yates et al.
Richard Moore, et al. IBM Dynamic Probes http://www-124ibm.com/developerworks/opensource/linux/projects/dprobes/README, 2000.

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