1094   MachineBasicBlock &PrevBB = *prior(MachineFunction::iterator(MBB));  in OptimizeBlock()  local
1099     TII->AnalyzeBranch(PrevBB, PriorTBB, PriorFBB, PriorCond, true);  in OptimizeBlock()
1102     MadeChange |= PrevBB.CorrectExtraCFGEdges(PriorTBB, PriorFBB,  in OptimizeBlock()
1109       DebugLoc dl = getBranchDebugLoc(PrevBB);  in OptimizeBlock()
1110       TII->RemoveBranch(PrevBB);  in OptimizeBlock()
1113         TII->InsertBranch(PrevBB, PriorTBB, 0, PriorCond, dl);  in OptimizeBlock()
1127         PrevBB.succ_size() == 1 &&  in OptimizeBlock()
1129       DEBUG(dbgs() << "\nMerging into block: " << PrevBB  in OptimizeBlock()
1132       if (PrevBB.begin() != PrevBB.end()) {  in OptimizeBlock()
1133         MachineBasicBlock::iterator PrevBBIter = PrevBB.end();  in OptimizeBlock()
1138         while (PrevBBIter != PrevBB.begin() && MBBIter != MBB->end()  in OptimizeBlock()
1147       PrevBB.splice(PrevBB.end(), MBB, MBB->begin(), MBB->end());  in OptimizeBlock()
1148       PrevBB.removeSuccessor(PrevBB.succ_begin());  in OptimizeBlock()
1149       assert(PrevBB.succ_empty());  in OptimizeBlock()
1150       PrevBB.transferSuccessors(MBB);  in OptimizeBlock()
1158       TII->RemoveBranch(PrevBB);  in OptimizeBlock()
1167       DebugLoc dl = getBranchDebugLoc(PrevBB);  in OptimizeBlock()
1168       TII->RemoveBranch(PrevBB);  in OptimizeBlock()
1169       TII->InsertBranch(PrevBB, PriorTBB, 0, PriorCond, dl);  in OptimizeBlock()
1181         DebugLoc dl = getBranchDebugLoc(PrevBB);  in OptimizeBlock()
1182         TII->RemoveBranch(PrevBB);  in OptimizeBlock()
1183         TII->InsertBranch(PrevBB, PriorFBB, 0, NewPriorCond, dl);  in OptimizeBlock()
1219           DebugLoc dl = getBranchDebugLoc(PrevBB);  in OptimizeBlock()
1220           TII->RemoveBranch(PrevBB);  in OptimizeBlock()
1221           TII->InsertBranch(PrevBB, MBB, 0, NewPriorCond, dl);  in OptimizeBlock()
1291         bool PredHasNoFallThrough = !PrevBB.canFallThrough();  in OptimizeBlock()
1293             !PrevBB.isSuccessor(MBB)) {  in OptimizeBlock()
1296           if (!PredHasNoFallThrough && PrevBB.isSuccessor(MBB) &&  in OptimizeBlock()
1306             DebugLoc pdl = getBranchDebugLoc(PrevBB);  in OptimizeBlock()
1307             TII->RemoveBranch(PrevBB);  in OptimizeBlock()
1308             TII->InsertBranch(PrevBB, PriorTBB, PriorFBB, PriorCond, pdl);  in OptimizeBlock()
1362   if (!PrevBB.canFallThrough()) {  in OptimizeBlock()
1431           !TII->AnalyzeBranch(PrevBB, PrevTBB, PrevFBB, PrevCond, true) &&  in OptimizeBlock()
1432           PrevBB.isSuccessor(FallThrough)) {  in OptimizeBlock()