[PATCH] D121448: [DAGCombine] fold (bitreverse(srl (bitreverse c), x)) -> (shl c, x)

[Chenbing.Zheng via Phabricator via llvm-commits]

Chenbing.Zheng added a comment.

I conform it https://alive2.llvm.org/ce/z/DDLaKa


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https://reviews.llvm.org/D121448