35       Classes(TRI->getNumRegs(), nullptr), KillIndices(TRI->getNumRegs(), 0),  in CriticalAntiDepBreaker()
45     Classes[i] = nullptr;  in StartBlock()
63         Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in StartBlock()
78       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in StartBlock()
108       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in Observe()
115       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in Observe()
184     if (!Classes[Reg] && NewRC)  in PrescanInstruction()
185       Classes[Reg] = NewRC;  in PrescanInstruction()
186     else if (!NewRC || Classes[Reg] != NewRC)  in PrescanInstruction()
187       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in PrescanInstruction()
195       if (Classes[AliasReg]) {  in PrescanInstruction()
196         Classes[AliasReg] = reinterpret_cast<TargetRegisterClass *>(-1);  in PrescanInstruction()
197         Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in PrescanInstruction()
202     if (Classes[Reg] != reinterpret_cast<TargetRegisterClass *>(-1))  in PrescanInstruction()
216         Classes[Reg] == reinterpret_cast<TargetRegisterClass *>(-1)) {  in PrescanInstruction()
256             Classes[i] = nullptr;  in ScanInstruction()
278         Classes[SubregReg] = nullptr;  in ScanInstruction()
283         Classes[*SR] = reinterpret_cast<TargetRegisterClass *>(-1);  in ScanInstruction()
299     if (!Classes[Reg] && NewRC)  in ScanInstruction()
300       Classes[Reg] = NewRC;  in ScanInstruction()
301     else if (!NewRC || Classes[Reg] != NewRC)  in ScanInstruction()
302       Classes[Reg] = reinterpret_cast<TargetRegisterClass *>(-1);  in ScanInstruction()
402         Classes[NewReg] == reinterpret_cast<TargetRegisterClass *>(-1) ||  in findSuitableFreeRegister()
613     const TargetRegisterClass *RC = AntiDepReg != 0 ? Classes[AntiDepReg]  in BreakAntiDependencies()
656         Classes[NewReg] = Classes[AntiDepReg];  in BreakAntiDependencies()
663         Classes[AntiDepReg] = nullptr;  in BreakAntiDependencies()