[PATCH] D154937: [InstCombine] Generalize foldAndOrOfICmpEqZeroAndICmp
Nikita Popov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jul 11 07:28:38 PDT 2023
nikic added inline comments.
================
Comment at: llvm/test/Transforms/InstCombine/and-or-icmp-const-icmp.ll:160
%sub = add <2 x i8> %x, <i8 -5, i8 -5>
%c1 = icmp ne <2 x i8> %x, <i8 5, i8 5>
%c2 = icmp ule <2 x i8> %sub, %y
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As you're using m_APIntAllowUndef now, I'd suggest to also add a "splat with undef" vector test like `<i8 5, i8 undef>` here.
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https://reviews.llvm.org/D154937/new/
https://reviews.llvm.org/D154937
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