[llvm] [AArch64][NEON] Fold insert(zero, extract(X, 0), 0) -> X when X is known to zero lanes 1-N (PR #213940)

Kerry McLaughlin via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 4 07:23:23 PDT 2026


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kmclaughlin-arm wrote:

Can `faddv`, `fminv` & `fmaxv` also be added to `isLanes1toNKnownZero`?

https://github.com/llvm/llvm-project/pull/213940


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