[llvm] [AMDGPU][WIP] Optimize SGPR spills (PR #93668)

[Vikash Gupta via llvm-commits]

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@@ -283,7 +283,7 @@ namespace llvm {
   /// critical-path and resource depth.
   extern char &MachineCombinerID;
 
-  /// StackSlotColoring - This pass performs stack coloring and merging.
+  /// StackColoring - This pass performs stack coloring and merging.
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vg0204 wrote:

> Why this change?

Need to get rid of it!

https://github.com/llvm/llvm-project/pull/93668