104       for (MCRegUnitIterator RUI(Reg, &TRI); RUI.isValid(); ++RUI) {  in markRegsUnavailable()  local
105         auto CI = Copies.find(*RUI);  in markRegsUnavailable()
119     for (MCRegUnitIterator RUI(Reg, &TRI); RUI.isValid(); ++RUI) {  in invalidateRegister()  local
120       auto I = Copies.find(*RUI);  in invalidateRegister()
131       for (MCRegUnitIterator RUI(InvalidReg, &TRI); RUI.isValid(); ++RUI)  in invalidateRegister()  local
132         Copies.erase(*RUI);  in invalidateRegister()
137     for (MCRegUnitIterator RUI(Reg, &TRI); RUI.isValid(); ++RUI) {  in clobberRegister()  local
138       auto I = Copies.find(*RUI);  in clobberRegister()
161     for (MCRegUnitIterator RUI(Def, &TRI); RUI.isValid(); ++RUI)  in trackCopy()  local
162       Copies[*RUI] = {MI, {}, true};  in trackCopy()
166     for (MCRegUnitIterator RUI(Src, &TRI); RUI.isValid(); ++RUI) {  in trackCopy()  local
167       auto I = Copies.insert({*RUI, {nullptr, {}, false}});  in trackCopy()
196     MCRegUnitIterator RUI(CI->second.DefRegs[0], &TRI);  in findCopyDefViaUnit()  local
197     return findCopyForUnit(*RUI, TRI, true);  in findCopyDefViaUnit()
202     MCRegUnitIterator RUI(Reg, &TRI);  in findAvailBackwardCopy()  local
203     MachineInstr *AvailCopy = findCopyDefViaUnit(*RUI, TRI);  in findAvailBackwardCopy()
225     MCRegUnitIterator RUI(Reg, &TRI);  in findAvailCopy()  local
227         findCopyForUnit(*RUI, TRI, /*MustBeAvailable=*/true);  in findAvailCopy()
318   for (MCRegUnitIterator RUI(Reg, TRI); RUI.isValid(); ++RUI) {  in ReadRegister()  local
319     if (MachineInstr *Copy = Tracker.findCopyForUnit(*RUI, *TRI)) {  in ReadRegister()
878           for (MCRegUnitIterator RUI(MO.getReg().asMCReg(), TRI); RUI.isValid();  in BackwardCopyPropagateBlock()  local
879                ++RUI) {  in BackwardCopyPropagateBlock()
880             if (auto *Copy = Tracker.findCopyDefViaUnit(*RUI, *TRI)) {  in BackwardCopyPropagateBlock()