316   NewRC = nullptr;  in setRegisters()
361       NewRC = TRI.getCommonSuperRegClass(SrcRC, SrcSub, DstRC, DstSub,  in setRegisters()
363       if (!NewRC)  in setRegisters()
368       NewRC = TRI.getMatchingSuperRegClass(DstRC, SrcRC, DstSub);  in setRegisters()
372       NewRC = TRI.getMatchingSuperRegClass(SrcRC, DstRC, SrcSub);  in setRegisters()
375       NewRC = TRI.getCommonSubClass(DstRC, SrcRC);  in setRegisters()
379     if (!NewRC)  in setRegisters()
390     CrossClass = NewRC != DstRC || NewRC != SrcRC;  in setRegisters()
965   const TargetRegisterClass *NewRC = CP.getNewRC();  in reMaterializeTrivialDef()  local
975         NewRC = CommonRC;  in reMaterializeTrivialDef()
1023         NewRC = TRI->getMatchingSuperRegClass(NewRC, DefRC, NewIdx);  in reMaterializeTrivialDef()
1025         NewRC = TRI->getCommonSubClass(NewRC, DefRC);  in reMaterializeTrivialDef()
1026       assert(NewRC && "subreg chosen for remat incompatible with instruction");  in reMaterializeTrivialDef()
1033     MRI->setRegClass(DstReg, NewRC);  in reMaterializeTrivialDef()