193   LiveRegs.clear();  in reset()
226   LiveRegs.init(*MRI);  in init()
265   P.LiveInRegs.reserve(LiveRegs.size());  in closeTop()
266   LiveRegs.appendTo(P.LiveInRegs);  in closeTop()
277   P.LiveOutRegs.reserve(LiveRegs.size());  in closeBottom()
278   LiveRegs.appendTo(P.LiveOutRegs);  in closeBottom()
284     assert(LiveRegs.size() == 0 && "no region boundary");  in closeRegion()
486     if (LiveRegs.insert(Reg))  in addLiveRegs()
493   assert(!LiveRegs.contains(Reg) && "avoid bumping max pressure twice");  in discoverLiveIn()
504   assert(!LiveRegs.contains(Reg) && "avoid bumping max pressure twice");  in discoverLiveOut()
558     if (LiveRegs.erase(Reg))  in recede()
566     if (!LiveRegs.contains(Reg)) {  in recede()
577       LiveRegs.insert(Reg);  in recede()
584       if (TargetRegisterInfo::isVirtualRegister(Reg) && !LiveRegs.contains(Reg))  in recede()
615     bool isLive = LiveRegs.contains(Reg);  in advance()
628       LiveRegs.erase(Reg);  in advance()
636     if (LiveRegs.insert(Reg))  in advance()
751     if (!LiveRegs.contains(Reg))  in bumpUpwardPressure()