75   struct RegisterSet : private BitVector {  struct
77     explicit RegisterSet(unsigned s, bool t = false) : BitVector(s, t) {}  in RegisterSet()  function
83     unsigned find_first() const {  in find_first()
90     unsigned find_next(unsigned Prev) const {  in find_next()
97     RegisterSet &insert(unsigned R) {  in insert()
102     RegisterSet &remove(unsigned R) {  in remove()
109     RegisterSet &insert(const RegisterSet &Rs) {  in insert()
112     RegisterSet &remove(const RegisterSet &Rs) {  in remove()
116     reference operator[](unsigned R) {  in operator []()
121     bool operator[](unsigned R) const {  in operator []()
126     bool has(unsigned R) const {  in has()
133     bool empty() const {  in empty()
136     bool includes(const RegisterSet &Rs) const {  in includes()
140     bool intersects(const RegisterSet &Rs) const {  in intersects()
145     void ensure(unsigned Idx) {  in ensure()
150     static inline unsigned v2x(unsigned v) {  in v2x()
154     static inline unsigned x2v(unsigned x) {  in x2v()
1305       const RegisterSet&) {  in processBlock()
1460 bool ConstGeneration::processBlock(MachineBasicBlock &B, const RegisterSet&) {  in processBlock()
1720 bool CopyPropagation::processBlock(MachineBasicBlock &B, const RegisterSet&) {  in processBlock()