[llvm] fd8fb71 - [VPlan] Handle scalar casts and blend in isUniformAfterVectorization.

[Florian Hahn via llvm-commits]

Author: Florian Hahn
Date: 2025-03-30T22:21:12+01:00
New Revision: fd8fb7148674456ce3fb338864c9aa9f576feb22

URL: https://github.com/llvm/llvm-project/commit/fd8fb7148674456ce3fb338864c9aa9f576feb22
DIFF: https://github.com/llvm/llvm-project/commit/fd8fb7148674456ce3fb338864c9aa9f576feb22.diff

LOG: [VPlan] Handle scalar casts and blend in isUniformAfterVectorization.

Currently should be NFC, but will be used by
https://github.com/llvm/llvm-project/pull/117506.

Added: 
    

Modified: 
    llvm/lib/Transforms/Vectorize/VPlanUtils.h

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Vectorize/VPlanUtils.h b/llvm/lib/Transforms/Vectorize/VPlanUtils.h
index 6ddb88308955f..aa4f446cf06bc 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanUtils.h
+++ b/llvm/lib/Transforms/Vectorize/VPlanUtils.h
@@ -45,7 +45,8 @@ inline bool isUniformAfterVectorization(const VPValue *VPV) {
     return true;
   if (auto *Rep = dyn_cast<VPReplicateRecipe>(VPV))
     return Rep->isUniform();
-  if (isa<VPWidenGEPRecipe, VPDerivedIVRecipe>(VPV))
+  if (isa<VPWidenGEPRecipe, VPDerivedIVRecipe, VPScalarCastRecipe,
+          VPBlendRecipe>(VPV))
     return all_of(VPV->getDefiningRecipe()->operands(),
                   isUniformAfterVectorization);
   if (auto *VPI = dyn_cast<VPInstruction>(VPV))