216     bool getNextSourceImpl(unsigned &SrcReg, unsigned &SrcSubReg);
218     bool getNextSourceFromCopy(unsigned &SrcReg, unsigned &SrcSubReg);
220     bool getNextSourceFromBitcast(unsigned &SrcReg, unsigned &SrcSubReg);
223     bool getNextSourceFromRegSequence(unsigned &SrcReg, unsigned &SrcSubReg);
226     bool getNextSourceFromInsertSubreg(unsigned &SrcReg, unsigned &SrcSubReg);
229     bool getNextSourceFromExtractSubreg(unsigned &SrcReg, unsigned &SrcSubReg);
232     bool getNextSourceFromSubregToReg(unsigned &SrcReg, unsigned &SrcSubReg);
288     const MachineInstr *getNextSource(unsigned &SrcReg, unsigned &SrcSubReg);
515                                   unsigned SrcSubReg) {  in shareSameRegisterFile()  argument
522   if (SrcSubReg && DefSubReg)  in shareSameRegisterFile()
523     return TRI.getCommonSuperRegClass(SrcRC, SrcSubReg, DefRC, DefSubReg,  in shareSameRegisterFile()
527   if (!SrcSubReg) {  in shareSameRegisterFile()
528     std::swap(DefSubReg, SrcSubReg);  in shareSameRegisterFile()
533   if (SrcSubReg)  in shareSameRegisterFile()
534     return TRI.getMatchingSuperRegClass(SrcRC, DefRC, SrcSubReg) != nullptr;  in shareSameRegisterFile()
556   unsigned SrcSubReg;  in findNextSource()  local
567     SrcSubReg = CopySrcSubReg;  in findNextSource()
581                                           SrcSubReg);  in findNextSource()
589   SubReg = SrcSubReg;  in findNextSource()
632   virtual bool getNextRewritableSource(unsigned &SrcReg, unsigned &SrcSubReg,  in getNextRewritableSource()  argument
646     SrcSubReg = MOSrc.getSubReg();  in getNextRewritableSource()
685   bool getNextRewritableSource(unsigned &SrcReg, unsigned &SrcSubReg,  in getNextRewritableSource()  argument
695     SrcSubReg = MOInsertedReg.getSubReg();  in getNextRewritableSource()
733   bool getNextRewritableSource(unsigned &SrcReg, unsigned &SrcSubReg,  in getNextRewritableSource()  argument
747     SrcSubReg = CopyLike.getOperand(2).getImm();  in getNextRewritableSource()
805   bool getNextRewritableSource(unsigned &SrcReg, unsigned &SrcSubReg,  in getNextRewritableSource()  argument
822     if ((SrcSubReg = MOInsertedReg.getSubReg()))  in getNextRewritableSource()
897   unsigned SrcReg, SrcSubReg, TrackReg, TrackSubReg;  in optimizeCoalescableCopy()  local
898   while (CpyRewriter->getNextRewritableSource(SrcReg, SrcSubReg, TrackReg,  in optimizeCoalescableCopy()
1194                                          unsigned &SrcSubReg) {  in getNextSourceFromCopy()  argument
1207   SrcSubReg = Src.getSubReg();  in getNextSourceFromCopy()
1212                                             unsigned &SrcSubReg) {  in getNextSourceFromBitcast()  argument
1241   SrcSubReg = Src.getSubReg();  in getNextSourceFromBitcast()
1246                                                 unsigned &SrcSubReg) {  in getNextSourceFromRegSequence()  argument
1286       SrcSubReg = RegSeqInput.SubReg;  in getNextSourceFromRegSequence()
1298                                                  unsigned &SrcSubReg) {  in getNextSourceFromInsertSubreg()  argument
1327     SrcSubReg = InsertedReg.SubReg;  in getNextSourceFromInsertSubreg()
1351   SrcSubReg = DefSubReg;  in getNextSourceFromInsertSubreg()
1356                                                   unsigned &SrcSubReg) {  in getNextSourceFromExtractSubreg()  argument
1382   SrcSubReg = ExtractSubregInputReg.SubIdx;  in getNextSourceFromExtractSubreg()
1387                                                 unsigned &SrcSubReg) {  in getNextSourceFromSubregToReg()  argument
1404   SrcSubReg = Def->getOperand(3).getImm();  in getNextSourceFromSubregToReg()
1408 bool ValueTracker::getNextSourceImpl(unsigned &SrcReg, unsigned &SrcSubReg) {  in getNextSourceImpl()  argument
1415     return getNextSourceFromCopy(SrcReg, SrcSubReg);  in getNextSourceImpl()
1417     return getNextSourceFromBitcast(SrcReg, SrcSubReg);  in getNextSourceImpl()
1423     return getNextSourceFromRegSequence(SrcReg, SrcSubReg);  in getNextSourceImpl()
1425     return getNextSourceFromInsertSubreg(SrcReg, SrcSubReg);  in getNextSourceImpl()
1427     return getNextSourceFromExtractSubreg(SrcReg, SrcSubReg);  in getNextSourceImpl()
1429     return getNextSourceFromSubregToReg(SrcReg, SrcSubReg);  in getNextSourceImpl()
1434                                                 unsigned &SrcSubReg) {  in getNextSource()  argument
1442   if (getNextSourceImpl(SrcReg, SrcSubReg)) {  in getNextSource()
1454       DefSubReg = SrcSubReg;  in getNextSource()