[PATCH] D122194: [SelectionDAG] Store LeadingZero count in LiveOutInfo instead of KnownBits.

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.
Herald added a subscriber: hsmhsm.

Something else that we might benefit from is if we can tag when a live out value is known never to be poison/undef - I guess we can do that by adding a freeze.


Repository:
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  https://reviews.llvm.org/D122194/new/

https://reviews.llvm.org/D122194