159   BasicBlock *Latch;  member
191         Latch(L->getLoopLatch()), L(L), Valid(true),  in FusionCandidate()
236     return Preheader && Header && ExitingBlock && ExitBlock && Latch && L &&  in isValid()
249     assert(Latch == L->getLoopLatch() && "Latch is out of sync");  in verify()
271     Latch = L->getLoopLatch();  in updateAfterPeeling()
309            << "\tLatch: " << (Latch ? Latch->getName() : "nullptr") << "\n"  in dump()
330       if (!Latch)  in isEligibleForFusion()
1274     BranchInst *FCLatchBranch = dyn_cast<BranchInst>(FC.Latch->getTerminator());  in simplifyLatchBranch()
1288     moveInstructionsToTheBeginning(*FC0.Latch, *FC1.Latch, DT, PDT, DI);  in mergeLatch()
1289     if (BasicBlock *Succ = FC0.Latch->getUniqueSuccessor()) {  in mergeLatch()
1356     if (FC0.ExitingBlock != FC0.Latch)  in performFusion()
1362     FC0.Latch->replaceSuccessorsPhiUsesWith(FC1.Latch);  in performFusion()
1429       int L1LatchBBIdx = LCPHI->getBasicBlockIndex(FC1.Latch);  in performFusion()
1437       L1HeaderPHI->addIncoming(LCV, FC0.Latch);  in performFusion()
1445     FC0.Latch->getTerminator()->replaceUsesOfWith(FC0.Header, FC1.Header);  in performFusion()
1446     FC1.Latch->getTerminator()->replaceUsesOfWith(FC1.Header, FC0.Header);  in performFusion()
1454     if (FC0.Latch != FC0.ExitingBlock)  in performFusion()
1456           DominatorTree::Insert, FC0.Latch, FC1.Header));  in performFusion()
1459                                                        FC0.Latch, FC0.Header));  in performFusion()
1461                                                        FC1.Latch, FC0.Header));  in performFusion()
1463                                                        FC1.Latch, FC1.Header));  in performFusion()
1644     if (FC0.ExitingBlock != FC0.Latch)  in fuseGuardedLoops()
1652     FC0.Latch->replaceSuccessorsPhiUsesWith(FC1.Latch);  in fuseGuardedLoops()
1710       int L1LatchBBIdx = LCPHI->getBasicBlockIndex(FC1.Latch);  in fuseGuardedLoops()
1718       L1HeaderPHI->addIncoming(LCV, FC0.Latch);  in fuseGuardedLoops()
1728     FC0.Latch->getTerminator()->replaceUsesOfWith(FC0.Header, FC1.Header);  in fuseGuardedLoops()
1729     FC1.Latch->getTerminator()->replaceUsesOfWith(FC1.Header, FC0.Header);  in fuseGuardedLoops()
1737     if (FC0.Latch != FC0.ExitingBlock)  in fuseGuardedLoops()
1739           DominatorTree::Insert, FC0.Latch, FC1.Header));  in fuseGuardedLoops()
1742                                                        FC0.Latch, FC0.Header));  in fuseGuardedLoops()
1744                                                        FC1.Latch, FC0.Header));  in fuseGuardedLoops()
1746                                                        FC1.Latch, FC1.Header));  in fuseGuardedLoops()