[llvm] [VPlan] Add initial loop-invariant code motion transform. (PR #107894)

[Florian Hahn via llvm-commits]

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@@ -2378,7 +2378,8 @@ void InnerLoopVectorizer::scalarizeInstruction(const Instruction *Instr,
     AC->registerAssumption(II);
 
   // End if-block.
-  bool IfPredicateInstr = RepRecipe->getParent()->getParent()->isReplicator();
+  VPRegionBlock *Parent = RepRecipe->getParent()->getParent();
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fhahn wrote:

Perhaps we should introduce `getParentRegion` or `getRegion`, similar to `Instruction::getFunction`?

https://github.com/llvm/llvm-project/pull/107894