342   MachineBasicBlock *LoopHeader = LoopRep->getHeader();  in hasBackEdge()  local
343   return MBB->isSuccessor(LoopHeader);  in hasBackEdge()
1007   MachineBasicBlock *LoopHeader = LoopRep->getHeader();  in mergeLoop()  local
1023   for (auto *LB : inverse_children<MachineBasicBlock*>(LoopHeader))  in mergeLoop()
1030     settleLoopcontBlock(MBB, LoopHeader);  in mergeLoop()
1034     Match += serialPatternMatch(LoopHeader);  in mergeLoop()
1035     Match += ifPatternMatch(LoopHeader);  in mergeLoop()
1037   mergeLooplandBlock(LoopHeader, ExitBlk);  in mergeLoop()
1040     MLI->changeLoopFor(LoopHeader, ParentLoop);  in mergeLoop()
1042     MLI->removeBlock(LoopHeader);  in mergeLoop()
1541   MachineBasicBlock *LoopHeader = LoopRep->getHeader();  in normalizeInfiniteLoopExit()  local
1544   if (!LoopHeader || !LoopLatch)  in normalizeInfiniteLoopExit()
1555   LLVMContext &Ctx = LoopHeader->getParent()->getFunction().getContext();  in normalizeInfiniteLoopExit()