[llvm] [VPlan] Populate and use VPIRFlags from initial VPInstruction (NFC) (PR #168450)

[Florian Hahn via llvm-commits]

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@@ -1509,30 +1504,23 @@ class VPWidenCastRecipe : public VPRecipeWithIRFlags, public VPIRMetadata {
 
 public:
   VPWidenCastRecipe(Instruction::CastOps Opcode, VPValue *Op, Type *ResultTy,
-                    CastInst &UI, const VPIRMetadata &Metadata)
-      : VPRecipeWithIRFlags(VPDef::VPWidenCastSC, Op, UI),
-        VPIRMetadata(Metadata), Opcode(Opcode), ResultTy(ResultTy) {
-    assert(UI.getOpcode() == Opcode &&
-           "opcode of underlying cast doesn't match");
-  }
-  VPWidenCastRecipe(Instruction::CastOps Opcode, VPValue *Op, Type *ResultTy,
-                    const VPIRFlags &Flags = {},
+                    CastInst *CI = nullptr, const VPIRFlags &Flags = {},
                     const VPIRMetadata &Metadata = {},
                     DebugLoc DL = DebugLoc::getUnknown())
       : VPRecipeWithIRFlags(VPDef::VPWidenCastSC, Op, Flags, DL),
         VPIRMetadata(Metadata), Opcode(Opcode), ResultTy(ResultTy) {
     assert(flagsValidForOpcode(Opcode) &&
            "Set flags not supported for the provided opcode");
+    setUnderlyingValue(CI);
   }
 
   ~VPWidenCastRecipe() override = default;
 
   VPWidenCastRecipe *clone() override {
-    auto *New = new VPWidenCastRecipe(Opcode, getOperand(0), ResultTy, *this,
-                                      *this, getDebugLoc());
-    if (auto *UV = getUnderlyingValue())
-      New->setUnderlyingValue(UV);
-    return New;
+    return new VPWidenCastRecipe(
+        Opcode, getOperand(0), ResultTy,
+        dyn_cast_or_null<CastInst>(getUnderlyingValue()), *this, *this,
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fhahn wrote:

Yep, updated, thanks

https://github.com/llvm/llvm-project/pull/168450