[PATCH] D44043: [DAGCombine] Remove AND in SETCC if we can prove they are unneeded
Simon Pilgrim via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Mar 7 03:48:59 PST 2018
RKSimon added a comment.
Random idea - would a more general approach be for us to compute undefined bits as well as one/zero bits - either adding them to the KnownBits struct or add it separately?
https://reviews.llvm.org/D44043
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