316       SDB(std::make_unique<SelectionDAGBuilder>(*CurDAG, *FuncInfo, *SwiftError,  in SelectionDAGISel()
433   SDB->init(GFI, AA, LibInfo);  in runOnMachineFunction()
672   for (BasicBlock::const_iterator I = Begin; I != End && !SDB->HasTailCall; ++I) {  in SelectBasicBlock()
674       SDB->visit(*I);  in SelectBasicBlock()
678   CurDAG->setRoot(SDB->getControlRoot());  in SelectBasicBlock()
679   HadTailCall = SDB->HasTailCall;  in SelectBasicBlock()
680   SDB->resolveOrClearDbgInfo();  in SelectBasicBlock()
681   SDB->clear();  in SelectBasicBlock()
969     SDB->UpdateSplitBlock(FirstMBB, LastMBB);  in CodeGenAndEmitDAG()
1231         BuildMI(*MBB, FuncInfo->InsertPt, SDB->getCurDebugLoc(),  in PrepareEHLandingPad()
1244   BuildMI(*MBB, FuncInfo->InsertPt, SDB->getCurDebugLoc(), II)  in PrepareEHLandingPad()
1258     MF->setCallSiteLandingPad(Label, SDB->LPadToCallSiteMap[MBB]);  in PrepareEHLandingPad()
1375       CurDAG->setRoot(SDB->getControlRoot());  in SelectAllBasicBlocks()
1376       SDB->clear();  in SelectAllBasicBlocks()
1389   bool Inserted = SwiftError->createEntriesInEntryBlock(SDB->getCurDebugLoc());  in SelectAllBasicBlocks()
1572       SDB->SPDescriptor.initialize(LLVMBB, FuncInfo->MBBMap[LLVMBB],  in SelectAllBasicBlocks()
1607   SDB->clearDanglingDebugInfo();  in SelectAllBasicBlocks()
1608   SDB->SPDescriptor.resetPerFunctionState();  in SelectAllBasicBlocks()
1632   if (SDB->SPDescriptor.shouldEmitFunctionBasedCheckStackProtector()) {  in FinishBasicBlock()
1635     MachineBasicBlock *ParentMBB = SDB->SPDescriptor.getParentMBB();  in FinishBasicBlock()
1641     SDB->visitSPDescriptorParent(SDB->SPDescriptor, ParentMBB);  in FinishBasicBlock()
1642     CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1643     SDB->clear();  in FinishBasicBlock()
1647     SDB->SPDescriptor.resetPerBBState();  in FinishBasicBlock()
1648   } else if (SDB->SPDescriptor.shouldEmitStackProtector()) {  in FinishBasicBlock()
1649     MachineBasicBlock *ParentMBB = SDB->SPDescriptor.getParentMBB();  in FinishBasicBlock()
1650     MachineBasicBlock *SuccessMBB = SDB->SPDescriptor.getSuccessMBB();  in FinishBasicBlock()
1669     SDB->visitSPDescriptorParent(SDB->SPDescriptor, ParentMBB);  in FinishBasicBlock()
1670     CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1671     SDB->clear();  in FinishBasicBlock()
1675     MachineBasicBlock *FailureMBB = SDB->SPDescriptor.getFailureMBB();  in FinishBasicBlock()
1679       SDB->visitSPDescriptorFailure(SDB->SPDescriptor);  in FinishBasicBlock()
1680       CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1681       SDB->clear();  in FinishBasicBlock()
1686     SDB->SPDescriptor.resetPerBBState();  in FinishBasicBlock()
1690   for (auto &BTB : SDB->SL->BitTestCases) {  in FinishBasicBlock()
1697       SDB->visitBitTestHeader(BTB, FuncInfo->MBB);  in FinishBasicBlock()
1698       CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1699       SDB->clear();  in FinishBasicBlock()
1732       SDB->visitBitTestCase(BTB, NextMBB, UnhandledProb, BTB.Reg, BTB.Cases[j],  in FinishBasicBlock()
1735       CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1736       SDB->clear();  in FinishBasicBlock()
1769   SDB->SL->BitTestCases.clear();  in FinishBasicBlock()
1774   for (unsigned i = 0, e = SDB->SL->JTCases.size(); i != e; ++i) {  in FinishBasicBlock()
1776     if (!SDB->SL->JTCases[i].first.Emitted) {  in FinishBasicBlock()
1778       FuncInfo->MBB = SDB->SL->JTCases[i].first.HeaderBB;  in FinishBasicBlock()
1781       SDB->visitJumpTableHeader(SDB->SL->JTCases[i].second,  in FinishBasicBlock()
1782                                 SDB->SL->JTCases[i].first, FuncInfo->MBB);  in FinishBasicBlock()
1783       CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1784       SDB->clear();  in FinishBasicBlock()
1789     FuncInfo->MBB = SDB->SL->JTCases[i].second.MBB;  in FinishBasicBlock()
1792     SDB->visitJumpTable(SDB->SL->JTCases[i].second);  in FinishBasicBlock()
1793     CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1794     SDB->clear();  in FinishBasicBlock()
1805       if (PHIBB == SDB->SL->JTCases[i].second.Default)  in FinishBasicBlock()
1807            .addMBB(SDB->SL->JTCases[i].first.HeaderBB);  in FinishBasicBlock()
1813   SDB->SL->JTCases.clear();  in FinishBasicBlock()
1817   for (unsigned i = 0, e = SDB->SL->SwitchCases.size(); i != e; ++i) {  in FinishBasicBlock()
1819     FuncInfo->MBB = SDB->SL->SwitchCases[i].ThisBB;  in FinishBasicBlock()
1824     Succs.push_back(SDB->SL->SwitchCases[i].TrueBB);  in FinishBasicBlock()
1825     if (SDB->SL->SwitchCases[i].TrueBB != SDB->SL->SwitchCases[i].FalseBB)  in FinishBasicBlock()
1826       Succs.push_back(SDB->SL->SwitchCases[i].FalseBB);  in FinishBasicBlock()
1829     SDB->visitSwitchCase(SDB->SL->SwitchCases[i], FuncInfo->MBB);  in FinishBasicBlock()
1830     CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1831     SDB->clear();  in FinishBasicBlock()
1865   SDB->SL->SwitchCases.clear();  in FinishBasicBlock()