Adapted experimentation scripts to run simple loop unrolling.
Adapted debug output flag.
Adapted CMakeLists.txt to enable building with cake.
Adapted CMakeLists.txt to enable building with cmake.
Continue with complex PgoLoopUnrollPass.
Add program with constant loop to check sanity of existing pass.
Added PgoLoopUnroll and first implementation sub.
Call PgoLoopUnroll from complex LoopPass.
Prevent function from being optimized away.
Moving utility to dynamically loaded pass to avoid recompilation.
Revert "Added PgoLoopUnroll and first implementation sub."

This reverts commit 78328b5db5e3bf21835d1f141462423d2d94dac8.
Revert "Prevent function from being optimized away."

This reverts commit b8a277894d98ed025c533f69704778ec9a7297ea.
Moving utility to dynamically loaded pass to avoid recompilation.
Nothing interesting.
Merge branch 'master' into loop-data
Take containing function execution count into consideration.
Improve debug messages.
Merge branch 'master' into loop-data