[llvm] [LV] Check if the VF is scalar by VFRange instead of VPlan in `handleUncountableEarlyExit` NFC. (PR #135294)

Elvis Wang via llvm-commits llvm-commits at lists.llvm.org
Sun Apr 13 20:52:15 PDT 2025


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@@ -2380,13 +2381,19 @@ void VPlanTransforms::convertToConcreteRecipes(VPlan &Plan) {
 
 void VPlanTransforms::handleUncountableEarlyExit(
     VPlan &Plan, ScalarEvolution &SE, Loop *OrigLoop,
-    BasicBlock *UncountableExitingBlock, VPRecipeBuilder &RecipeBuilder) {
+    BasicBlock *UncountableExitingBlock, VPRecipeBuilder &RecipeBuilder,
+    VFRange &Range) {
   VPRegionBlock *LoopRegion = Plan.getVectorLoopRegion();
   auto *LatchVPBB = cast<VPBasicBlock>(LoopRegion->getExiting());
   VPBuilder Builder(LatchVPBB->getTerminator());
   auto *MiddleVPBB = Plan.getMiddleBlock();
   VPValue *IsEarlyExitTaken = nullptr;
 
+  // Clamp the range that make sure we insert extractElement for incoming value
----------------
ElvisWang123 wrote:

updated, thanks!

https://github.com/llvm/llvm-project/pull/135294


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