[llvm-branch-commits] [llvm] AMDGPU/GlobalISel: AMDGPURegBankLegalize (PR #112864)

[Matt Arsenault via llvm-branch-commits]

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@@ -249,7 +317,21 @@ bool AMDGPUInstructionSelector::selectPHI(MachineInstr &I) const {
     }
   }
 
-  // TODO: Verify that all registers have the same bank
+  // If inputs have register bank, assign corresponding reg class.
+  // Note: registers don't need to have the same reg bank.
+  for (unsigned i = 1; i < I.getNumOperands(); i += 2) {
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arsenm wrote:

```suggestion
  for (unsigned i = 1; I != I.getNumOperands(); i += 2) {
```

https://github.com/llvm/llvm-project/pull/112864