Index: llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp
===================================================================
--- llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp
+++ llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp
@@ -587,6 +587,11 @@
 }
 
 bool SIFixSGPRCopies::runOnMachineFunction(MachineFunction &MF) {
+  // Only need to run this in SelectionDAG path.
+  if (MF.getProperties().hasProperty(
+        MachineFunctionProperties::Property::Selected))
+    return false;
+
   const GCNSubtarget &ST = MF.getSubtarget<GCNSubtarget>();
   MRI = &MF.getRegInfo();
   TRI = ST.getRegisterInfo();
Index: llvm/lib/Target/AMDGPU/SIFixupVectorISel.cpp
===================================================================
--- llvm/lib/Target/AMDGPU/SIFixupVectorISel.cpp
+++ llvm/lib/Target/AMDGPU/SIFixupVectorISel.cpp
@@ -217,6 +217,11 @@
 }
 
 bool SIFixupVectorISel::runOnMachineFunction(MachineFunction &MF) {
+  // Only need to run this in SelectionDAG path.
+  if (MF.getProperties().hasProperty(
+        MachineFunctionProperties::Property::Selected))
+    return false;
+
   if (skipFunction(MF.getFunction()))
     return false;
 
Index: llvm/lib/Target/AMDGPU/SILowerI1Copies.cpp
===================================================================
--- llvm/lib/Target/AMDGPU/SILowerI1Copies.cpp
+++ llvm/lib/Target/AMDGPU/SILowerI1Copies.cpp
@@ -452,6 +452,11 @@
 /// all others, because phi lowering looks through copies and can therefore
 /// often make copy lowering unnecessary.
 bool SILowerI1Copies::runOnMachineFunction(MachineFunction &TheMF) {
+  // Only need to run this in SelectionDAG path.
+  if (TheMF.getProperties().hasProperty(
+        MachineFunctionProperties::Property::Selected))
+    return false;
+
   MF = &TheMF;
   MRI = &MF->getRegInfo();
   DT = &getAnalysis<MachineDominatorTree>();