[llvm] AMDGPU: Rewrite VGPR MFMAs to AGPR when directly copied to AGPR class (PR #152480)

[Jeffrey Byrnes via llvm-commits]

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@@ -109,12 +109,17 @@ bool AMDGPURewriteAGPRCopyMFMAImpl::run(MachineFunction &MF) const {
 
     // Find AV_* registers assigned to AGPRs.
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jrbyrnes wrote:

Stale comment.

https://github.com/llvm/llvm-project/pull/152480