[llvm] [VPlan] Unroll VPReplicateRecipe by VF. (PR #142433)

[via llvm-commits]

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@@ -99,6 +99,10 @@ struct VPlanTransforms {
   /// Explicitly unroll \p Plan by \p UF.
   static void unrollByUF(VPlan &Plan, unsigned UF, LLVMContext &Ctx);
 
+  /// Explicitly unroll VPReplicateRecipes outside of replicate regions by \p
+  /// VF.
+  static void unrollByVF(VPlan &Plan, ElementCount VF);
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ayalz wrote:

Perhaps more accurate to call it `replicateByVF()`.

https://github.com/llvm/llvm-project/pull/142433