526       BlockChain &LoopChain, const MachineBasicBlock *ExitingBB,
2180   MachineBasicBlock *ExitingBB = nullptr;  in findBestLoopExit()  local
2199     MachineBasicBlock *OldExitingBB = ExitingBB;  in findBestLoopExit()
2240       if (!ExitingBB || SuccLoopDepth > BestExitLoopDepth ||  in findBestLoopExit()
2245         ExitingBB = MBB;  in findBestLoopExit()
2251       ExitingBB = OldExitingBB;  in findBestLoopExit()
2257   if (!ExitingBB) {  in findBestLoopExit()
2271       !BlocksExitingToOuterLoop.count(ExitingBB))  in findBestLoopExit()
2274   LLVM_DEBUG(dbgs() << "  Best exiting block: " << getBlockName(ExitingBB)  in findBestLoopExit()
2277   return ExitingBB;  in findBestLoopExit()
2320                                        const MachineBasicBlock *ExitingBB,  in rotateLoop()  argument
2323   if (!ExitingBB)  in rotateLoop()
2330   if (Bottom == ExitingBB)  in rotateLoop()
2357   BlockChain::iterator ExitIt = llvm::find(LoopChain, ExitingBB);  in rotateLoop()
2384     if (ExitingBB->isSuccessor(NextBlockInChain))  in rotateLoop()
2389   LLVM_DEBUG(dbgs() << "Rotating loop to put exit " << getBlockName(ExitingBB)  in rotateLoop()