================
@@ -7407,6 +7412,34 @@ LegalizerHelper::LegalizeResult
LegalizerHelper::lowerTRUNC(MachineInstr &MI) {
return UnableToLegalize;
}
+LegalizerHelper::LegalizeResult
+LegalizerHelper::lowerPTRTOADDR(MachineInstr &MI) {
+ // Lower G_PTRTOADDR as a truncate to address width of G_PTROINT and then
+ // zero extend to the target width if there is no native support for it.
+ MachineRegisterInfo &MRI = *MIRBuilder.getMRI();
+ const DataLayout &DL = MIRBuilder.getDataLayout();
+ assert(MI.getOpcode() == TargetOpcode::G_PTRTOADDR);
+ auto DstReg = MI.getOperand(0).getReg();
+ auto SrcReg = MI.getOperand(1).getReg();
----------------
tgymnich wrote:
```suggestion
Register DstReg = MI.getOperand(0).getReg();
Register SrcReg = MI.getOperand(1).getReg();
```
https://github.com/llvm/llvm-project/pull/140300
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