[llvm] [AMDGPU] Debug dump for AMDGPU resource usage (PR #122952)

[Matt Arsenault via llvm-commits]

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@@ -165,6 +174,20 @@ void MCResourceInfo::gatherResourceInfo(
   const TargetMachine &TM = MF.getTarget();
   MCSymbol *FnSym = TM.getSymbol(&MF.getFunction());
 
+  LLVM_DEBUG(dbgs() << "MCResUse: Gathering resource information for "
+                    << FnSym->getName() << "\n");
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arsenm wrote:

```suggestion
                    << FnSym->getName() << '\n');
```

https://github.com/llvm/llvm-project/pull/122952