[PATCH] D36338: BlockPlacement: Consider hotness of blocks relative to a loop iteration rather than relative to the loop as a whole

[Richard Smith - zygoloid via Phabricator via llvm-commits]

rsmith added a comment.

In https://reviews.llvm.org/D36338#832522, @iteratee wrote:

> Should we adjust the ratio if it's not specified explicitly and no profile data is available?


Some tuning seems like a good idea as a next step, but I'd like to keep the behavior in the no-profile-data case the same for this change.


Repository:
  rL LLVM

https://reviews.llvm.org/D36338