[llvm] [AMDGPU] Handle MachineOperandType global address in SIFoldOperands. (PR #135424)

[Akhilesh Moorthy via llvm-commits]

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@@ -1161,6 +1161,10 @@ void SIFoldOperandsImpl::foldOperand(
 
         if (OpToFold.isImm())
           UseMI->getOperand(1).ChangeToImmediate(OpToFold.getImm());
+        else if (OpToFold.isGlobal())
+          UseMI->getOperand(1).ChangeToGA(OpToFold.getGlobal(),
+                                          OpToFold.getOffset(),
+                                          OpToFold.getTargetFlags());
         else
           UseMI->getOperand(1).ChangeToFrameIndex(OpToFold.getIndex());
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isakhilesh wrote:

Hi @arsenm, I had initially considered handling isFI() in else if, but as @dhruvachak mentioned, UseMI->setDesc() has potentially made changes already, so I am keeping it in the else block since there might be modifications required with respect to setDesc() as well.

https://github.com/llvm/llvm-project/pull/135424