Refine constructor of VPWidenIntrinsicRecipe

Author: Mel-Chen

llvm/lib/Transforms/Vectorize/VPlan.h

@@ -1704,17 +1704,8 @@ class VPWidenIntrinsicRecipe : public VPRecipeWithIRFlags {
   VPWidenIntrinsicRecipe(Intrinsic::ID VectorIntrinsicID,
                          std::initializer_list<VPValue *> CallArguments,
                          Type *Ty, DebugLoc DL = {})
-      : VPRecipeWithIRFlags(VPDef::VPWidenIntrinsicSC, CallArguments),
-        VectorIntrinsicID(VectorIntrinsicID), ResultTy(Ty) {
-    LLVMContext &Ctx = Ty->getContext();
-    AttributeList Attrs = Intrinsic::getAttributes(Ctx, VectorIntrinsicID);
-    MemoryEffects ME = Attrs.getMemoryEffects();
-    MayReadFromMemory = ME.onlyWritesMemory();
-    MayWriteToMemory = ME.onlyReadsMemory();
-    MayHaveSideEffects = MayWriteToMemory ||
-                         Attrs.hasFnAttr(Attribute::NoUnwind) ||
-                         !Attrs.hasFnAttr(Attribute::WillReturn);
-  }
+      : VPWidenIntrinsicRecipe(VectorIntrinsicID,
+                               ArrayRef<VPValue *>(CallArguments), Ty, DL) {}
 
   ~VPWidenIntrinsicRecipe() override = default;