[llvm-branch-commits] [llvm] [Instrumentor] Allow printing a runtime stub (PR #138978)

[Kevin Sala Penades via llvm-branch-commits]

https://github.com/kevinsala created https://github.com/llvm/llvm-project/pull/138978

This PR extends the Instrumentor the option `configuration.runtime_stubs_file` to generate a runtime stub file with the configured instrumentation. The stub prints all parameters passed to each enabled instrumentation function.