[PATCH] D133788: [InstCombine] try multi-use demanded bits folds for 'add'
Sanjay Patel via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Sep 13 10:40:36 PDT 2022
spatel added a comment.
In D133788#3786981 <https://reviews.llvm.org/D133788#3786981>, @RKSimon wrote:
> Nice - have you looked if DAG SimplifyMultipleUseDemandedBits would benefit?
I saw that we don't have this in codegen either, but I didn't try to adapt it yet. We can do the same thing for Op1 (RHS) of a sub, so that's another potential follow-up.
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https://reviews.llvm.org/D133788/new/
https://reviews.llvm.org/D133788
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