274     MO->Contents.Reg.Prev = MO;  in addRegOperandToUseList()
282   MachineOperand *Last = Head->Contents.Reg.Prev;  in addRegOperandToUseList()
285   Head->Contents.Reg.Prev = MO;  in addRegOperandToUseList()
286   MO->Contents.Reg.Prev = Last;  in addRegOperandToUseList()
310   MachineOperand *Prev = MO->Contents.Reg.Prev;  in removeRegOperandFromUseList()  local
316     Prev->Contents.Reg.Next = Next;  in removeRegOperandFromUseList()
318   (Next ? Next : Head)->Contents.Reg.Prev = Prev;  in removeRegOperandFromUseList()
320   MO->Contents.Reg.Prev = nullptr;  in removeRegOperandFromUseList()
351       MachineOperand *Prev = Src->Contents.Reg.Prev;  in moveOperands()  local
354       assert(Prev && "Operand was not on use-def list");  in moveOperands()
361         Prev->Contents.Reg.Next = Dst;  in moveOperands()
365       (Next ? Next : Head)->Contents.Reg.Prev = Dst;  in moveOperands()