299   CopyTracker Tracker;  member in __anon03c5f2f80111::MachineCopyPropagation
319     if (MachineInstr *Copy = Tracker.findCopyForUnit(*RUI, *TRI)) {  in ReadRegister()
359   MachineInstr *PrevCopy = Tracker.findAvailCopy(Copy, Def, *TRI);  in eraseIfRedundant()
481   if (!Tracker.hasAnyCopies())  in forwardUses()
509         Tracker.findAvailCopy(MI, MOUse.getReg().asMCReg(), *TRI);  in forwardUses()
636       Tracker.clobberRegister(Def, *TRI);  in ForwardCopyPropagateBlock()
643         Tracker.clobberRegister(Reg, *TRI);  in ForwardCopyPropagateBlock()
646       Tracker.trackCopy(MI, *TRI);  in ForwardCopyPropagateBlock()
660         Tracker.clobberRegister(Reg, *TRI);  in ForwardCopyPropagateBlock()
709         Tracker.clobberRegister(Reg, *TRI);  in ForwardCopyPropagateBlock()
722       Tracker.clobberRegister(Reg, *TRI);  in ForwardCopyPropagateBlock()
747   Tracker.clear();  in ForwardCopyPropagateBlock()
766   if (!Tracker.hasAnyCopies())  in propagateDefs()
788         Tracker.findAvailBackwardCopy(MI, MODef.getReg().asMCReg(), *TRI);  in propagateDefs()
842         Tracker.invalidateRegister(Src, *TRI);  in BackwardCopyPropagateBlock()
843         Tracker.invalidateRegister(Def, *TRI);  in BackwardCopyPropagateBlock()
844         Tracker.trackCopy(MI, *TRI);  in BackwardCopyPropagateBlock()
855         Tracker.invalidateRegister(Reg, *TRI);  in BackwardCopyPropagateBlock()
867         Tracker.invalidateRegister(MO.getReg().asMCReg(), *TRI);  in BackwardCopyPropagateBlock()
870         Tracker.invalidateRegister(MO.getReg().asMCReg(), *TRI);  in BackwardCopyPropagateBlock()
881   Tracker.clear();  in BackwardCopyPropagateBlock()