515       BlockChain &LoopChain, const MachineBasicBlock *ExitingBB,
2158   MachineBasicBlock *ExitingBB = nullptr;  in findBestLoopExit()  local
2177     MachineBasicBlock *OldExitingBB = ExitingBB;  in findBestLoopExit()
2218       if (!ExitingBB || SuccLoopDepth > BestExitLoopDepth ||  in findBestLoopExit()
2223         ExitingBB = MBB;  in findBestLoopExit()
2229       ExitingBB = OldExitingBB;  in findBestLoopExit()
2235   if (!ExitingBB) {  in findBestLoopExit()
2249       !BlocksExitingToOuterLoop.count(ExitingBB))  in findBestLoopExit()
2252   LLVM_DEBUG(dbgs() << "  Best exiting block: " << getBlockName(ExitingBB)  in findBestLoopExit()
2255   return ExitingBB;  in findBestLoopExit()
2298                                        const MachineBasicBlock *ExitingBB,  in rotateLoop()  argument
2301   if (!ExitingBB)  in rotateLoop()
2308   if (Bottom == ExitingBB)  in rotateLoop()
2335   BlockChain::iterator ExitIt = llvm::find(LoopChain, ExitingBB);  in rotateLoop()
2362     if (ExitingBB->isSuccessor(NextBlockInChain))  in rotateLoop()
2367   LLVM_DEBUG(dbgs() << "Rotating loop to put exit " << getBlockName(ExitingBB)  in rotateLoop()