[llvm] [LV] Vectorize selecting last IV of min/max element. (PR #141431)

Florian Hahn via llvm-commits llvm-commits at lists.llvm.org
Wed Nov 19 07:11:05 PST 2025


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@@ -8499,6 +8520,10 @@ VPlanPtr LoopVectorizationPlanner::tryToBuildVPlanWithVPRecipes(
   // Adjust the recipes for any inloop reductions.
   adjustRecipesForReductions(Plan, RecipeBuilder, Range.Start);
 
+  // Try to legalize reductions with multiple in-loop uses.
+  if (!VPlanTransforms::runPass(VPlanTransforms::legalizeMultiUseReductions,
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fhahn wrote:

Done thanks

https://github.com/llvm/llvm-project/pull/141431


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