542       BlockChain &LoopChain, const MachineBasicBlock *ExitingBB,
2229   MachineBasicBlock *ExitingBB = nullptr;  in findBestLoopExit()  local
2248     MachineBasicBlock *OldExitingBB = ExitingBB;  in findBestLoopExit()
2289       if (!ExitingBB || SuccLoopDepth > BestExitLoopDepth ||  in findBestLoopExit()
2294         ExitingBB = MBB;  in findBestLoopExit()
2300       ExitingBB = OldExitingBB;  in findBestLoopExit()
2306   if (!ExitingBB) {  in findBestLoopExit()
2320       !BlocksExitingToOuterLoop.count(ExitingBB))  in findBestLoopExit()
2323   LLVM_DEBUG(dbgs() << "  Best exiting block: " << getBlockName(ExitingBB)  in findBestLoopExit()
2326   return ExitingBB;  in findBestLoopExit()
2369                                        const MachineBasicBlock *ExitingBB,  in rotateLoop()  argument
2372   if (!ExitingBB)  in rotateLoop()
2379   if (Bottom == ExitingBB)  in rotateLoop()
2406   BlockChain::iterator ExitIt = llvm::find(LoopChain, ExitingBB);  in rotateLoop()
2433     if (ExitingBB->isSuccessor(NextBlockInChain))  in rotateLoop()
2438   LLVM_DEBUG(dbgs() << "Rotating loop to put exit " << getBlockName(ExitingBB)  in rotateLoop()