[llvm] [SLP] Make getSameOpcode support different instructions if they have same semantics. (PR #112181)

Alexey Bataev via llvm-commits llvm-commits at lists.llvm.org
Mon Oct 21 03:33:12 PDT 2024


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@@ -14935,7 +15108,7 @@ Value *BoUpSLP::vectorizeTree(TreeEntry *E, bool PostponedPHIs) {
       Value *V = Builder.CreateBinOp(
           static_cast<Instruction::BinaryOps>(E->getOpcode()), LHS,
           RHS);
-      propagateIRFlags(V, E->Scalars, VL0, It == MinBWs.end());
+      propagateIRFlags(V, E->Scalars, nullptr, It == MinBWs.end());
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alexey-bataev wrote:

Should it always be nullptr or are there cases where we can keep it?

https://github.com/llvm/llvm-project/pull/112181


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