440     Register SrcReg = MPhi->getOperand(i * 2 + 1).getReg();  in LowerPHINode()  local
443       isImplicitlyDefined(SrcReg, *MRI);  in LowerPHINode()
444     assert(Register::isVirtualRegister(SrcReg) &&  in LowerPHINode()
457     MachineInstr *SrcRegDef = MRI->getVRegDef(SrcReg);  in LowerPHINode()
464       assert(MRI->use_empty(SrcReg) &&  in LowerPHINode()
470         LiveVariables::VarInfo &SrcVI = LV->getVarInfo(SrcReg);  in LowerPHINode()
482       findPHICopyInsertPoint(&opBlock, &MBB, SrcReg);  in LowerPHINode()
496         if (MachineInstr *DefMI = MRI->getVRegDef(SrcReg))  in LowerPHINode()
503                                                SrcReg, SrcSubReg, IncomingReg);  in LowerPHINode()
511         !VRegPHIUseCount[BBVRegPair(opBlock.getNumber(), SrcReg)] &&  in LowerPHINode()
512         !LV->isLiveOut(SrcReg, opBlock)) {  in LowerPHINode()
532         if (Term->readsRegister(SrcReg))  in LowerPHINode()
546             if (KillInst->readsRegister(SrcReg))  in LowerPHINode()
554       assert(KillInst->readsRegister(SrcReg) && "Cannot find kill instruction");  in LowerPHINode()
557       LV->addVirtualRegisterKilled(SrcReg, *KillInst);  in LowerPHINode()
561       LV->getVarInfo(SrcReg).AliveBlocks.reset(opBlockNum);  in LowerPHINode()
571           !VRegPHIUseCount[BBVRegPair(opBlock.getNumber(), SrcReg)]) {  in LowerPHINode()
572         LiveInterval &SrcLI = LIS->getInterval(SrcReg);  in LowerPHINode()
590             if (Term->readsRegister(SrcReg))  in LowerPHINode()
604                 if (KillInst->readsRegister(SrcReg))  in LowerPHINode()
612           assert(KillInst->readsRegister(SrcReg) &&  in LowerPHINode()