46       Classes(TRI->getNumRegs(), nullptr), KillIndices(TRI->getNumRegs(), 0),  in CriticalAntiDepBreaker()
55     Classes[i] = nullptr;  in StartBlock()
73         Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in StartBlock()
91       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in StartBlock()
121       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in Observe()
128       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in Observe()
196     if (!Classes[Reg] && NewRC)  in PrescanInstruction()
197       Classes[Reg] = NewRC;  in PrescanInstruction()
198     else if (!NewRC || Classes[Reg] != NewRC)  in PrescanInstruction()
199       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in PrescanInstruction()
207       if (Classes[AliasReg]) {  in PrescanInstruction()
208         Classes[AliasReg] = reinterpret_cast<TargetRegisterClass *>(-1);  in PrescanInstruction()
209         Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in PrescanInstruction()
214     if (Classes[Reg] != reinterpret_cast<TargetRegisterClass *>(-1))  in PrescanInstruction()
228         Classes[Reg] == reinterpret_cast<TargetRegisterClass *>(-1)) {  in PrescanInstruction()
275             Classes[i] = nullptr;  in ScanInstruction()
300         Classes[SubregReg] = nullptr;  in ScanInstruction()
307         Classes[*SR] = reinterpret_cast<TargetRegisterClass *>(-1);  in ScanInstruction()
323     if (!Classes[Reg] && NewRC)  in ScanInstruction()
324       Classes[Reg] = NewRC;  in ScanInstruction()
325     else if (!NewRC || Classes[Reg] != NewRC)  in ScanInstruction()
326       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in ScanInstruction()
424         Classes[NewReg] == reinterpret_cast<TargetRegisterClass *>(-1) ||  in findSuitableFreeRegister()
636     const TargetRegisterClass *RC = AntiDepReg != 0 ? Classes[AntiDepReg]  in BreakAntiDependencies()
677         Classes[NewReg] = Classes[AntiDepReg];  in BreakAntiDependencies()
684         Classes[AntiDepReg] = nullptr;  in BreakAntiDependencies()