[llvm] Refactoring llvm-ir2vec.cpp for better separation of concerns in the Tooling classes (PR #170078)

[Nishant Sachdeva via llvm-commits]

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@@ -249,23 +255,107 @@ class IR2VecTool {
           ++ArgIndex;
         }
         // Only update MaxRelation if there were operands
-        if (ArgIndex > 0) {
+        if (ArgIndex > 0)
           MaxRelation = std::max(MaxRelation, ArgRelation + ArgIndex - 1);
-        }
+
         PrevOpcode = Opcode;
         HasPrevOpcode = true;
       }
     }
 
-    return MaxRelation;
+    Result.MaxRelation = MaxRelation;
+    return Result;
   }
 
-  /// Dump entity ID to string mappings
-  static void generateEntityMappings(raw_ostream &OS) {
+  TripletResult generateTriplets() const {
+    TripletResult Result;
+    Result.MaxRelation = NextRelation;
+
+    for (const Function &F : M) {
+      if (F.isDeclaration())
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nishant-sachdeva wrote:

Accepted this

https://github.com/llvm/llvm-project/pull/170078