[PATCH] D120648: [RISCV] DAGcombine fold (bswap(srl (bswap c), x)) -> (shl c, x)

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri requested changes to this revision.
lebedev.ri added a comment.
This revision now requires changes to proceed.

Could you please post the legality reasoning, not just state what the fold is?

https://alive2.llvm.org/ce/z/gRNCw5


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  rG LLVM Github Monorepo

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https://reviews.llvm.org/D120648