Matthias Braun c373a1ff18 LoopRotationUtils: Special case zero-branch weight cases (#66681) ...

The formula I added to LoopRotationUtils does not produce reasonable
results if some of the branch weights are zero. Add special case
handling for this.

This fixes https://github.com/llvm/llvm-project/issues/66675

2023-09-22 12:57:13 -07:00

39 KiB

Raw Blame History

View Raw