42   raw_ostream &operator<< (raw_ostream &OS, const Print<Liveness::RefMap> &P) {  in operator <<()
520       dbgs() << " -> " << Print<RefMap>(I.second, DFG) << '\n';  in computePhiInfo()
580              << Print<RefMap>(I.second, DFG) << '\n';  in computeLiveIns()
623              << Print<RefMap>(I.second, DFG) << '\n';  in computeLiveIns()
626   RefMap LiveIn;  in computeLiveIns()
775 void Liveness::traverse(MachineBasicBlock *B, RefMap &LiveIn) {  in traverse()
802     RefMap L;  in traverse()
815     dbgs() << "\n  LiveIn: " << Print<RefMap>(LiveIn, DFG);  in traverse()
820   RefMap &PUs = PhiLOX[B];  in traverse()
826     dbgs() << "  LiveIn: " << Print<RefMap>(LiveIn, DFG) << '\n';  in traverse()
890     dbgs() << "  LiveIn: " << Print<RefMap>(LiveIn, DFG) << '\n';  in traverse()
909     dbgs() << "  LiveIn: " << Print<RefMap>(LiveIn, DFG) << '\n';  in traverse()
922     dbgs() << "  LiveIn: " << Print<RefMap>(LiveIn, DFG) << '\n';  in traverse()
936 void Liveness::emptify(RefMap &M) {  in emptify()