Revert "[HardwareLoops] Optimisation remarks"

while I investigate the PPC build bot failures.

This reverts commit ad763751565b9663bc338fa2ca5ade86c6ca22ec.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@374992 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed