546     MachineBasicBlock &opBlock = *MPhi->getOperand(i * 2 + 2).getMBB();  in LowerPHINode()  local
551     if (!MBBsInsertedInto.insert(&opBlock).second)  in LowerPHINode()
579         findPHICopyInsertPoint(&opBlock, &MBB, SrcReg);  in LowerPHINode()
589             BuildMI(opBlock, InsertPos, MPhi->getDebugLoc(),  in LowerPHINode()
599         NewSrcInstr = TII->createPHISourceCopy(opBlock, InsertPos, nullptr,  in LowerPHINode()
608         !VRegPHIUseCount[BBVRegPair(opBlock.getNumber(), SrcReg)] &&  in LowerPHINode()
609         !LV->isLiveOut(SrcReg, opBlock)) {  in LowerPHINode()
626       MachineBasicBlock::iterator KillInst = opBlock.end();  in LowerPHINode()
627       for (MachineBasicBlock::iterator Term = InsertPos; Term != opBlock.end();  in LowerPHINode()
633       if (KillInst == opBlock.end()) {  in LowerPHINode()
639           while (KillInst != opBlock.begin()) {  in LowerPHINode()
658       unsigned opBlockNum = opBlock.getNumber();  in LowerPHINode()
669           !VRegPHIUseCount[BBVRegPair(opBlock.getNumber(), SrcReg)]) {  in LowerPHINode()
673         for (MachineBasicBlock *Succ : opBlock.successors()) {  in LowerPHINode()
685           MachineBasicBlock::iterator KillInst = opBlock.end();  in LowerPHINode()
687                Term != opBlock.end(); ++Term) {  in LowerPHINode()
692           if (KillInst == opBlock.end()) {  in LowerPHINode()
698               while (KillInst != opBlock.begin()) {  in LowerPHINode()
715                               LIS->getMBBEndIdx(&opBlock));  in LowerPHINode()
718                              LIS->getMBBEndIdx(&opBlock));  in LowerPHINode()