[llvm] [LV][RFC] Generating conditional VPBB that will be skip when the mask is inactive in VPlan. (PR #141900)

[Elvis Wang via llvm-commits]

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@@ -2202,6 +2219,8 @@ static void transformRecipestoEVLRecipes(VPlan &Plan, VPValue &EVL) {
   for (VPValue *HeaderMask : collectAllHeaderMasks(Plan)) {
     for (VPUser *U : collectUsersRecursively(HeaderMask)) {
       auto *CurRecipe = cast<VPRecipeBase>(U);
+      if (replaceHeaderMaskToEVL(HeaderMask, CurRecipe))
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ElvisWang123 wrote:

Yes, move the `optimizationConditionalVPBB()` pass after EVL transformation pass. thanks!

https://github.com/llvm/llvm-project/pull/141900