57     LiveVariables *LV;  member in __anon7b7e99150111::PHIElimination
134   LV = getAnalysisIfAvailable<LiveVariables>();  in runOnMachineFunction()
144   if (!DisableEdgeSplitting && (LV || LIS)) {  in runOnMachineFunction()
272   if (LV) {  in LowerPHINode()
276       LiveVariables::VarInfo &VI = LV->getVarInfo(IncomingReg);  in LowerPHINode()
279       LV->setPHIJoin(IncomingReg);  in LowerPHINode()
287           LV->removeVirtualRegisterKilled(IncomingReg, OldKill);  in LowerPHINode()
295       LV->addVirtualRegisterKilled(IncomingReg, PHICopy);  in LowerPHINode()
301     LV->removeVirtualRegistersKilled(MPhi);  in LowerPHINode()
305       LV->addVirtualRegisterDead(DestReg, PHICopy);  in LowerPHINode()
306       LV->removeVirtualRegisterDead(DestReg, MPhi);  in LowerPHINode()
408     if (LV && !SrcUndef &&  in LowerPHINode()
410         !LV->isLiveOut(SrcReg, opBlock)) {  in LowerPHINode()
456       LV->addVirtualRegisterKilled(SrcReg, KillInst);  in LowerPHINode()
460       LV->getVarInfo(SrcReg).AliveBlocks.reset(opBlockNum);  in LowerPHINode()
627   assert((LV || LIS) &&  in isLiveIn()
632     return LV->isLiveIn(Reg, *MBB);  in isLiveIn()
637   assert((LV || LIS) &&  in isLiveOutPastPHIs()
651     return LV->isLiveOut(Reg, *MBB);  in isLiveOutPastPHIs()