209   MachineBasicBlock *SB = *B->succ_begin();  in isPreheader()  local
210   MachineLoop *L = MLI->getLoopFor(SB);  in isPreheader()
211   return L && SB == L->getHeader();  in isPreheader()
530       MachineBasicBlock *SB = *FP.TrueB->succ_begin();  in isProfitable()  local
531       TotalPh += computePhiCost(SB);  in isProfitable()
532       PredDefs += countPredicateDefs(SB);  in isProfitable()
535       MachineBasicBlock *SB = *FP.FalseB->succ_begin();  in isProfitable()  local
536       TotalPh += computePhiCost(SB);  in isProfitable()
537       PredDefs += countPredicateDefs(SB);  in isProfitable()
570     MachineBasicBlock *SB = (*I)->getBlock();  in visitBlock()  local
571     if (!Deleted.count(SB))  in visitBlock()
572       Changed |= visitBlock(SB, L);  in visitBlock()
933       MachineBasicBlock *SB = (*I)->getBlock();  in removeBlock()  local
934       MDT->changeImmediateDominator(SB, IDB);  in removeBlock()
980     MachineBasicBlock *SB = *I;  in replacePhiEdges()  local
981     MachineBasicBlock::iterator P, N = SB->getFirstNonPHI();  in replacePhiEdges()
982     for (P = SB->begin(); P != N; ++P) {  in replacePhiEdges()
1022   MachineBasicBlock *SB = *FP.SplitB->succ_begin();  in simplifyFlowGraph()  local
1023   if (SB->pred_size() != 1)  in simplifyFlowGraph()
1031   if (!hasEHLabel(SB) || hasUncondBranch(SB))  in simplifyFlowGraph()
1032     mergeBlocks(FP.SplitB, SB);  in simplifyFlowGraph()