[PATCH] D105053: [INSTCOMBINE] Transform reduction(shuffle V, poison, unique_mask) to reduction(V).

Alexey Bataev via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Jun 28 13:12:52 PDT 2021


ABataev added a comment.

In D105053#2845269 <https://reviews.llvm.org/D105053#2845269>, @lebedev.ri wrote:

> Is this really true for FP reductions? Don't they need `reassoc` flag for this?

I assume you're right, will add a check.


Repository:
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https://reviews.llvm.org/D105053



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