[llvm] [VPlan] Separate out logic to manage IR flags to VPIRFlags (NFC). (PR #140621)

[Alexey Bataev via llvm-commits]

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@@ -851,11 +802,58 @@ class VPRecipeWithIRFlags : public VPSingleDefRecipe {
     return DisjointFlags.IsDisjoint;
   }
 
+#if !defined(NDEBUG)
+  /// Returns true if the set flags are valid for \p Opcode.
+  bool flagsValidForOpcode(unsigned Opcode) const;
+#endif
+
 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
   void printFlags(raw_ostream &O) const;
 #endif
 };
 
+class VPRecipeWithIRFlags : public VPSingleDefRecipe, public VPIRFlags {
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alexey-bataev wrote:

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https://github.com/llvm/llvm-project/pull/140621