462       BlockChain &LoopChain, const MachineBasicBlock *ExitingBB,
1851   MachineBasicBlock *ExitingBB = nullptr;  in findBestLoopExit()  local
1870     MachineBasicBlock *OldExitingBB = ExitingBB;  in findBestLoopExit()
1911       if (!ExitingBB || SuccLoopDepth > BestExitLoopDepth ||  in findBestLoopExit()
1916         ExitingBB = MBB;  in findBestLoopExit()
1922       ExitingBB = OldExitingBB;  in findBestLoopExit()
1928   if (!ExitingBB) {  in findBestLoopExit()
1942       !BlocksExitingToOuterLoop.count(ExitingBB))  in findBestLoopExit()
1945   LLVM_DEBUG(dbgs() << "  Best exiting block: " << getBlockName(ExitingBB)  in findBestLoopExit()
1947   return ExitingBB;  in findBestLoopExit()
1957                                        const MachineBasicBlock *ExitingBB,  in rotateLoop()  argument
1959   if (!ExitingBB)  in rotateLoop()
1966   if (Bottom == ExitingBB)  in rotateLoop()
1991   BlockChain::iterator ExitIt = llvm::find(LoopChain, ExitingBB);  in rotateLoop()
2018     if (ExitingBB->isSuccessor(NextBlockInChain))  in rotateLoop()
2023   LLVM_DEBUG(dbgs() << "Rotating loop to put exit " << getBlockName(ExitingBB)  in rotateLoop()