[llvm] [InstCombine] Fold binary op of reductions. (PR #121567)

Yingwei Zheng via llvm-commits llvm-commits at lists.llvm.org
Thu Jan 9 00:19:21 PST 2025

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https://github.com/dtcxzyw approved this pull request.

LGTM. Please wait for additional approval from other reviewers.
IIRC vertical vector ops are always cheaper than horizontal ones. It is suitable to perform this transformation in InstCombine.


https://github.com/llvm/llvm-project/pull/121567

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