[PATCH] D93586: [InstCombine] use poison as placeholder for undemanded elems
Juneyoung Lee via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Dec 22 07:44:16 PST 2020
aqjune added a comment.
In D93586#2467844 <https://reviews.llvm.org/D93586#2467844>, @RKSimon wrote:
> I'm sorry I've only just started looking at this - are you saying that you want to handle all "insertelement undef" cases in one go and not just a series of patcches after this one?
It will be treated in a series of patches. There are places other than SimplifyDemandedVectorElts that create `insertelement undef`. I'll create these and link them as children.
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https://reviews.llvm.org/D93586/new/
https://reviews.llvm.org/D93586
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