469     MachineBasicBlock &opBlock = *MPhi->getOperand(i*2+2).getMBB();  in LowerPHINode()  local
474     if (!MBBsInsertedInto.insert(&opBlock).second)  in LowerPHINode()
502       findPHICopyInsertPoint(&opBlock, &MBB, SrcReg);  in LowerPHINode()
511         NewSrcInstr = BuildMI(opBlock, InsertPos, MPhi->getDebugLoc(),  in LowerPHINode()
522         NewSrcInstr = TII->createPHISourceCopy(opBlock, InsertPos, nullptr,  in LowerPHINode()
531         !VRegPHIUseCount[BBVRegPair(opBlock.getNumber(), SrcReg)] &&  in LowerPHINode()
532         !LV->isLiveOut(SrcReg, opBlock)) {  in LowerPHINode()
549       MachineBasicBlock::iterator KillInst = opBlock.end();  in LowerPHINode()
550       for (MachineBasicBlock::iterator Term = InsertPos; Term != opBlock.end();  in LowerPHINode()
556       if (KillInst == opBlock.end()) {  in LowerPHINode()
562           while (KillInst != opBlock.begin()) {  in LowerPHINode()
580       unsigned opBlockNum = opBlock.getNumber();  in LowerPHINode()
591           !VRegPHIUseCount[BBVRegPair(opBlock.getNumber(), SrcReg)]) {  in LowerPHINode()
595         for (MachineBasicBlock *Succ : opBlock.successors()) {  in LowerPHINode()
607           MachineBasicBlock::iterator KillInst = opBlock.end();  in LowerPHINode()
609                Term != opBlock.end(); ++Term) {  in LowerPHINode()
614           if (KillInst == opBlock.end()) {  in LowerPHINode()
620               while (KillInst != opBlock.begin()) {  in LowerPHINode()
637                               LIS->getMBBEndIdx(&opBlock));  in LowerPHINode()
640                              LIS->getMBBEndIdx(&opBlock));  in LowerPHINode()