[llvm] 47258ca - [VPlan] Use VPPhi instead of dyn_cast + opcode check in isPhi (NFC).

[Florian Hahn via llvm-commits]

Author: Florian Hahn
Date: 2025-08-05T19:20:12+01:00
New Revision: 47258ca47085ec6be3347690c7dab2b73de0c3a1

URL: https://github.com/llvm/llvm-project/commit/47258ca47085ec6be3347690c7dab2b73de0c3a1
DIFF: https://github.com/llvm/llvm-project/commit/47258ca47085ec6be3347690c7dab2b73de0c3a1.diff

LOG: [VPlan] Use VPPhi instead of dyn_cast + opcode check in isPhi (NFC).

Added: 
    

Modified: 
    llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
index 47a807794eb3d..e971ba1aac15c 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
@@ -285,9 +285,7 @@ InstructionCost VPRecipeBase::computeCost(ElementCount VF,
 
 bool VPRecipeBase::isPhi() const {
   return (getVPDefID() >= VPFirstPHISC && getVPDefID() <= VPLastPHISC) ||
-         (isa<VPInstruction>(this) &&
-          cast<VPInstruction>(this)->getOpcode() == Instruction::PHI) ||
-         isa<VPIRPhi>(this);
+         isa<VPPhi, VPIRPhi>(this);
 }
 
 bool VPRecipeBase::isScalarCast() const {