[PATCH] D132206: [DAGCombiner] Fold vecreduce_xor/or/and(splat_vector(val)) to constant

Dave Green via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Aug 19 00:10:30 PDT 2022

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dmgreen added a comment.

XOR will be 0 or val depending on if there are an even number of vector elements.

Can you add some tests for both cases?


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  rG LLVM Github Monorepo

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