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2013 Jun 24
2
[LLVMdev] Questions on writing a pass that adds instrumentation code
I'm an LLVM newbie, trying to write a pass that adds instrumentation to a program, and have a couple of questions. For purposes of this discussion, suppose I'm trying to add a per-function counter that is incremented each time a function is called. At the end of the target program's execution, I would like to output the value of each counter. My questions are as follows: 1.