[PATCH] ProfileData: A library for reading and writing profiling data

[Justin Bogner]

Justin Bogner <mail at justinbogner.com> writes:
> This provides a library to work with profiling data, and introduces a
> reader and writer for the format that is used by clang's -fprofile-instr
> options and the llvm-profdata tool.

Ping? While the profile format itself will obviously still change, it's
really hard to try other representations without getting this
infrastructure in place.