[llvm] [VPlan] Introduce removeInvariantStoresOfReduction (NFCI) (PR #158680)

[Florian Hahn via llvm-commits]

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@@ -634,6 +634,48 @@ void VPlanTransforms::createLoopRegions(VPlan &Plan) {
   TopRegion->getEntryBasicBlock()->setName("vector.body");
 }
 
+void VPlanTransforms::removeInvariantStoresOfReduction(
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fhahn wrote:

I am not sure if it is worth moving this out, as long as it is based on LLVM IR references

https://github.com/llvm/llvm-project/pull/158680