[PATCH] D97276: [CodeGen] Canonicalise adds/subs of i1 vectors using XOR

[Nikita Popov via Phabricator via llvm-commits]

nikic added a reviewer: RKSimon.
nikic added a comment.

Why is this in getNode() rather than DAGCombine? https://github.com/llvm/llvm-project/commit/6f5a805bbbed5d0cdaaf67846dffa7f044afb407 for example does something very similar in DAGCombine. What's the guideline for correct placement here?


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https://reviews.llvm.org/D97276