99 using RegSubRegPair = TargetInstrInfo::RegSubRegPair;  typedef
186     using RewriteMapTy = SmallDenseMap<RegSubRegPair, ValueTrackerResult>;
202     bool findNextSource(RegSubRegPair RegSubReg, RewriteMapTy &RewriteMap);
258                                 RegSubRegPair Def, RewriteMapTy &RewriteMap);
262     DenseMap<RegSubRegPair, MachineInstr *> CopySrcMIs;
269     bool getCopySrc(MachineInstr &MI, RegSubRegPair &SrcPair) {  in getCopySrc()
278       SrcPair = RegSubRegPair(SrcReg, SrcSubReg);  in getCopySrc()
285       RegSubRegPair SrcPair;  in deleteChangedCopy()
332     SmallVector<RegSubRegPair, 2> RegSrcs;
355       RegSrcs.push_back(RegSubRegPair(SrcReg, SrcSubReg));  in addSource()
360       RegSrcs[Idx] = RegSubRegPair(SrcReg, SrcSubReg);  in setSource()
365     RegSubRegPair getSrc(int Idx) const {  in getSrc()
722 bool PeepholeOptimizer::findNextSource(RegSubRegPair RegSubReg,  in findNextSource()
733   SmallVector<RegSubRegPair, 4> SrcToLook;  in findNextSource()
734   RegSubRegPair CurSrcPair = RegSubReg;  in findNextSource()
819           const SmallVectorImpl<RegSubRegPair> &SrcRegs,  in insertPHI()
833   for (const RegSubRegPair &RegPair : SrcRegs) {  in insertPHI()
882   virtual bool getNextRewritableSource(RegSubRegPair &Src,
883                                        RegSubRegPair &Dst) = 0;
898   bool getNextRewritableSource(RegSubRegPair &Src,  in getNextRewritableSource()
899                                RegSubRegPair &Dst) override {  in getNextRewritableSource()
908     Src = RegSubRegPair(MOSrc.getReg(), MOSrc.getSubReg());  in getNextRewritableSource()
911     Dst = RegSubRegPair(MODef.getReg(), MODef.getSubReg());  in getNextRewritableSource()
939   bool getNextRewritableSource(RegSubRegPair &Src,  in getNextRewritableSource()
940                                RegSubRegPair &Dst) override {  in getNextRewritableSource()
952     Src = RegSubRegPair(0, 0);  in getNextRewritableSource()
954     Dst = RegSubRegPair(MODef.getReg(), MODef.getSubReg());  in getNextRewritableSource()
983   bool getNextRewritableSource(RegSubRegPair &Src,  in getNextRewritableSource()
984                                RegSubRegPair &Dst) override {  in getNextRewritableSource()
991     Src = RegSubRegPair(MOInsertedReg.getReg(), MOInsertedReg.getSubReg());  in getNextRewritableSource()
999     Dst = RegSubRegPair(MODef.getReg(),  in getNextRewritableSource()
1030   bool getNextRewritableSource(RegSubRegPair &Src,  in getNextRewritableSource()
1031                                RegSubRegPair &Dst) override {  in getNextRewritableSource()
1042     Src = RegSubRegPair(MOExtractedReg.getReg(),  in getNextRewritableSource()
1047     Dst = RegSubRegPair(MODef.getReg(), MODef.getSubReg());  in getNextRewritableSource()
1100   bool getNextRewritableSource(RegSubRegPair &Src,  in getNextRewritableSource()
1101                                RegSubRegPair &Dst) override {  in getNextRewritableSource()
1173 static RegSubRegPair
1175              RegSubRegPair Def,  in getNewSource()
1178   RegSubRegPair LookupSrc(Def.Reg, Def.SubReg);  in getNewSource()
1199     SmallVector<RegSubRegPair, 4> NewPHISrcs;  in getNewSource()
1201       RegSubRegPair PHISrc(Res.getSrcReg(i), Res.getSrcSubReg(i));  in getNewSource()
1213     return RegSubRegPair(MODef.getReg(), MODef.getSubReg());  in getNewSource()
1216   return RegSubRegPair(0, 0);  in getNewSource()
1246   RegSubRegPair Src;  in optimizeCoalescableCopy()
1247   RegSubRegPair TrackPair;  in optimizeCoalescableCopy()
1258     RegSubRegPair NewSrc = getNewSource(MRI, TII, TrackPair, RewriteMap,  in optimizeCoalescableCopy()
1286                                  RegSubRegPair Def, RewriteMapTy &RewriteMap) {  in rewriteSource()
1290   RegSubRegPair NewSrc = getNewSource(MRI, TII, Def, RewriteMap);  in rewriteSource()
1339   RegSubRegPair Src;  in optimizeUncoalescableCopy()
1340   RegSubRegPair Def;  in optimizeUncoalescableCopy()
1341   SmallVector<RegSubRegPair, 4> RewritePairs;  in optimizeUncoalescableCopy()
1357   for (const RegSubRegPair &Def : RewritePairs) {  in optimizeUncoalescableCopy()
1468   RegSubRegPair SrcPair;  in foldRedundantCopy()
2012   RegSubRegPair BaseReg;  in getNextSourceFromInsertSubreg()