[llvm] [LV][VPlan] Add initial support for CSA vectorization (PR #121222)

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git-clang-format --diff 9ab16d49c99966f33900d68ed5370f19927ca52c ab17128ac4e8176a7b4dde5677759c1ba8371836 --extensions cpp,h -- llvm/include/llvm/Analysis/IVDescriptors.h llvm/include/llvm/Analysis/TargetTransformInfo.h llvm/include/llvm/Analysis/TargetTransformInfoImpl.h llvm/include/llvm/Transforms/Vectorize/LoopVectorizationLegality.h llvm/lib/Analysis/IVDescriptors.cpp llvm/lib/Analysis/TargetTransformInfo.cpp llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp llvm/lib/Target/RISCV/RISCVTargetTransformInfo.h llvm/lib/Transforms/Vectorize/LoopVectorizationLegality.cpp llvm/lib/Transforms/Vectorize/LoopVectorizationPlanner.h llvm/lib/Transforms/Vectorize/LoopVectorize.cpp llvm/lib/Transforms/Vectorize/VPlan.cpp llvm/lib/Transforms/Vectorize/VPlan.h llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp llvm/lib/Transforms/Vectorize/VPlanValue.h llvm/lib/Transforms/Vectorize/VPlanVerifier.cpp
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diff --git a/llvm/include/llvm/Analysis/IVDescriptors.h b/llvm/include/llvm/Analysis/IVDescriptors.h
index b085f4bd17..b1c463a4e6 100644
--- a/llvm/include/llvm/Analysis/IVDescriptors.h
+++ b/llvm/include/llvm/Analysis/IVDescriptors.h
@@ -454,9 +454,9 @@ public:
   /// ConditionalScalarAssignmentDesc as the ConditionalScalarAssignment rooted
   /// by Phi. Otherwise, return a false, leaving ConditionalScalarAssignmentDesc
   /// unmodified.
-  static bool isConditionalScalarAssignmentPhi(
-      PHINode *Phi, Loop *TheLoop,
-      ConditionalScalarAssignmentDescriptor &Desc);
+  static bool
+  isConditionalScalarAssignmentPhi(PHINode *Phi, Loop *TheLoop,
+                                   ConditionalScalarAssignmentDescriptor &Desc);
 
   operator bool() const { return isValid(); }
 

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https://github.com/llvm/llvm-project/pull/121222