[llvm] [LV] Unconditionally run materializeConstVTC in ::executePlan (PR #191299)

[Florian Hahn via llvm-commits]

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@@ -7348,6 +7348,10 @@ DenseMap<const SCEV *, Value *> LoopVectorizationPlanner::executePlan(
          "Trying to execute plan with unsupported UF");
   if (BestVPlan.hasEarlyExit())
     ++LoopsEarlyExitVectorized;
+
+  RUN_VPLAN_PASS(VPlanTransforms::materializeConstantVectorTripCount, BestVPlan,
+                 BestVF, BestUF, PSE);
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fhahn wrote:

The main user is `optimizeForVFAndUF`, I sunk it here.

The ohers cannot be moved at the moment, as we need to materialize the VPSymbolicValues late

https://github.com/llvm/llvm-project/pull/191299