================
@@ -137,7 +138,123 @@ class AMDGPURegBankLegalizeCombiner {
return {MatchMI, MatchMI->getOperand(1).getReg()};
}
+ std::tuple<GUnmerge *, int> tryMatchRALFromUnmerge(Register Src) {
+ auto *ReadAnyLane = MRI.getVRegDef(Src);
----------------
Pierre-vh wrote:
```suggestion
MachineInstr *ReadAnyLane = MRI.getVRegDef(Src);
```
I think we generally use `auto` only if the type is already in the RHS
https://github.com/llvm/llvm-project/pull/142789
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