42 enum RegDomain { NoDomain = -1, GPRDomain, MaskDomain, OtherDomain, NumDomains };  enumerator
61     return MaskDomain;  in getDomain()
68   assert(Domain == MaskDomain && "add domain");  in getDstRC()
604   Converters[{MaskDomain, TargetOpcode::PHI}] =  in initConverters()
607   Converters[{MaskDomain, TargetOpcode::IMPLICIT_DEF}] =  in initConverters()
610   Converters[{MaskDomain, TargetOpcode::INSERT_SUBREG}] =  in initConverters()
613   Converters[{MaskDomain, TargetOpcode::COPY}] =  in initConverters()
614       std::make_unique<InstrCOPYReplacer>(TargetOpcode::COPY, MaskDomain,  in initConverters()
618     Converters[{MaskDomain, From}] =  in initConverters()
640     Converters[{MaskDomain, From}] = std::make_unique<InstrReplacer>(From, To);  in initConverters()
766     Closure C(ClosureID++, {MaskDomain});  in runOnMachineFunction()
770     if (!C.empty() && C.isLegal(MaskDomain))  in runOnMachineFunction()
776     if (isReassignmentProfitable(C, MaskDomain)) {  in runOnMachineFunction()
777       reassign(C, MaskDomain);  in runOnMachineFunction()