[llvm] [InstrProf] Adding utility weights to BalancedPartitioning (PR #72717)

[Ellis Hoag via llvm-commits]

================
@@ -57,8 +57,14 @@ class BPFunctionNode {
   friend class BalancedPartitioning;
 
 public:
+  /// The type of ID
   using IDT = uint64_t;
-  using UtilityNodeT = uint32_t;
+  /// The type of UtilityNode
+  struct UtilityNodeT {
+    UtilityNodeT(uint32_t id, uint32_t weight = 1) : id(id), weight(weight) {}
+    uint32_t id;
+    uint32_t weight;
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ellishg wrote:

Please use CamelCase for variable names.
https://llvm.org/docs/CodingStandards.html#name-types-functions-variables-and-enumerators-properly
```suggestion
    uint32_t Id;
    uint32_t Weight;
```

https://github.com/llvm/llvm-project/pull/72717