92   struct RegisterSet : private BitVector {  struct
93     RegisterSet() = default;
94     explicit RegisterSet(unsigned s, bool t = false) : BitVector(s, t) {}  in RegisterSet()  function
95     RegisterSet(const RegisterSet &RS) : BitVector(RS) {}  in RegisterSet()  argument
113     RegisterSet &insert(unsigned R) {  in insert()  argument
116       return static_cast<RegisterSet&>(BitVector::set(Idx));  in insert()
118     RegisterSet &remove(unsigned R) {  in remove()  argument
122       return static_cast<RegisterSet&>(BitVector::reset(Idx));  in remove()
125     RegisterSet &insert(const RegisterSet &Rs) {  in insert()  argument
126       return static_cast<RegisterSet&>(BitVector::operator|=(Rs));  in insert()
128     RegisterSet &remove(const RegisterSet &Rs) {  in remove()  argument
129       return static_cast<RegisterSet&>(BitVector::reset(Rs));  in remove()
152     bool includes(const RegisterSet &Rs) const {  in includes()  argument
156     bool intersects(const RegisterSet &Rs) const {  in intersects()  argument
176     PrintRegSet(const RegisterSet &S, const TargetRegisterInfo *RI)  in PrintRegSet()
183     const RegisterSet &RS;
489   using IFRecordWithRegSet = std::pair<IFRecord, RegisterSet>;
534     void getInstrDefs(const MachineInstr *MI, RegisterSet &Defs) const;
535     void getInstrUses(const MachineInstr *MI, RegisterSet &Uses) const;
545           RegisterSet &RMs) const;
723       RegisterSet &Defs) const {  in getInstrDefs()
736       RegisterSet &Uses) const {  in getInstrUses()
919         IFRecordWithRegSet RR(IFRecord(SrcR, InsR, L, S), RegisterSet());  in findRecordInsertForms()
943   RegisterSet BlockDefs, InsDefs;  in collectInBlock()
990       RegisterSet &RMs) const {  in findRemovableRegisters()
995   RegisterSet Regs[2];  in findRemovableRegisters()
1121     LL.push_back(std::make_pair(MaxIF, RegisterSet()));  in pruneCoveredSets()
1132     const RegisterSet &RMi = LL[i].second;  in pruneCoveredSets()
1229     void stats(const RegisterSet &Rs, unsigned &Size, unsigned &Zero,
1266 void IFOrdering::stats(const RegisterSet &Rs, unsigned &Size, unsigned &Zero,  in stats()
1286   RegisterSet AllRMs;  in selectCandidates()
1292     RegisterSet TT;  in selectCandidates()
1346     RegisterSet Us;  in selectCandidates()