[PATCH] D28368: Give higher full-unroll boosting when the loop iteration is small.

[Eli Friedman via Phabricator via llvm-commits]

efriedma added a comment.

It looks like this makes UnrollingPreferences::Threshold essentially unused?  We already have a separate threshold for runtime/partial unrolling; it just isn't exposed as a command-line option.


https://reviews.llvm.org/D28368