349       SDB(std::make_unique<SelectionDAGBuilder>(*CurDAG, *FuncInfo, *SwiftError,  in SelectionDAGISel()
485   SDB->init(GFI, AA, AC, LibInfo);  in runOnMachineFunction()
724   for (BasicBlock::const_iterator I = Begin; I != End && !SDB->HasTailCall; ++I) {  in SelectBasicBlock()
726       SDB->visit(*I);  in SelectBasicBlock()
728       SDB->visitDbgInfo(*I);  in SelectBasicBlock()
732   CurDAG->setRoot(SDB->getControlRoot());  in SelectBasicBlock()
733   HadTailCall = SDB->HasTailCall;  in SelectBasicBlock()
734   SDB->resolveOrClearDbgInfo();  in SelectBasicBlock()
735   SDB->clear();  in SelectBasicBlock()
1023     SDB->UpdateSplitBlock(FirstMBB, LastMBB);  in CodeGenAndEmitDAG()
1294         BuildMI(*MBB, FuncInfo->InsertPt, SDB->getCurDebugLoc(),  in PrepareEHLandingPad()
1307   BuildMI(*MBB, FuncInfo->InsertPt, SDB->getCurDebugLoc(), II)  in PrepareEHLandingPad()
1321     MF->setCallSiteLandingPad(Label, SDB->LPadToCallSiteMap[MBB]);  in PrepareEHLandingPad()
1354       BuildMI(*MBB, MBBb, SDB->getCurDebugLoc(),  in reportIPToStateForBlocks()
1363       BuildMI(*MBB, MBBe, SDB->getCurDebugLoc(),  in reportIPToStateForBlocks()
1530       CurDAG->setRoot(SDB->getControlRoot());  in SelectAllBasicBlocks()
1531       SDB->clear();  in SelectAllBasicBlocks()
1544   bool Inserted = SwiftError->createEntriesInEntryBlock(SDB->getCurDebugLoc());  in SelectAllBasicBlocks()
1737       SDB->SPDescriptor.initialize(LLVMBB, FuncInfo->MBBMap[LLVMBB],  in SelectAllBasicBlocks()
1776   SDB->clearDanglingDebugInfo();  in SelectAllBasicBlocks()
1777   SDB->SPDescriptor.resetPerFunctionState();  in SelectAllBasicBlocks()
1801   if (SDB->SPDescriptor.shouldEmitFunctionBasedCheckStackProtector()) {  in FinishBasicBlock()
1804     MachineBasicBlock *ParentMBB = SDB->SPDescriptor.getParentMBB();  in FinishBasicBlock()
1810     SDB->visitSPDescriptorParent(SDB->SPDescriptor, ParentMBB);  in FinishBasicBlock()
1811     CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1812     SDB->clear();  in FinishBasicBlock()
1816     SDB->SPDescriptor.resetPerBBState();  in FinishBasicBlock()
1817   } else if (SDB->SPDescriptor.shouldEmitStackProtector()) {  in FinishBasicBlock()
1818     MachineBasicBlock *ParentMBB = SDB->SPDescriptor.getParentMBB();  in FinishBasicBlock()
1819     MachineBasicBlock *SuccessMBB = SDB->SPDescriptor.getSuccessMBB();  in FinishBasicBlock()
1838     SDB->visitSPDescriptorParent(SDB->SPDescriptor, ParentMBB);  in FinishBasicBlock()
1839     CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1840     SDB->clear();  in FinishBasicBlock()
1844     MachineBasicBlock *FailureMBB = SDB->SPDescriptor.getFailureMBB();  in FinishBasicBlock()
1848       SDB->visitSPDescriptorFailure(SDB->SPDescriptor);  in FinishBasicBlock()
1849       CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1850       SDB->clear();  in FinishBasicBlock()
1855     SDB->SPDescriptor.resetPerBBState();  in FinishBasicBlock()
1859   for (auto &BTB : SDB->SL->BitTestCases) {  in FinishBasicBlock()
1866       SDB->visitBitTestHeader(BTB, FuncInfo->MBB);  in FinishBasicBlock()
1867       CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1868       SDB->clear();  in FinishBasicBlock()
1901       SDB->visitBitTestCase(BTB, NextMBB, UnhandledProb, BTB.Reg, BTB.Cases[j],  in FinishBasicBlock()
1904       CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1905       SDB->clear();  in FinishBasicBlock()
1938   SDB->SL->BitTestCases.clear();  in FinishBasicBlock()
1943   for (unsigned i = 0, e = SDB->SL->JTCases.size(); i != e; ++i) {  in FinishBasicBlock()
1945     if (!SDB->SL->JTCases[i].first.Emitted) {  in FinishBasicBlock()
1947       FuncInfo->MBB = SDB->SL->JTCases[i].first.HeaderBB;  in FinishBasicBlock()
1950       SDB->visitJumpTableHeader(SDB->SL->JTCases[i].second,  in FinishBasicBlock()
1951                                 SDB->SL->JTCases[i].first, FuncInfo->MBB);  in FinishBasicBlock()
1952       CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1953       SDB->clear();  in FinishBasicBlock()
1958     FuncInfo->MBB = SDB->SL->JTCases[i].second.MBB;  in FinishBasicBlock()
1961     SDB->visitJumpTable(SDB->SL->JTCases[i].second);  in FinishBasicBlock()
1962     CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
1963     SDB->clear();  in FinishBasicBlock()
1974       if (PHIBB == SDB->SL->JTCases[i].second.Default)  in FinishBasicBlock()
1976            .addMBB(SDB->SL->JTCases[i].first.HeaderBB);  in FinishBasicBlock()
1982   SDB->SL->JTCases.clear();  in FinishBasicBlock()
1986   for (unsigned i = 0, e = SDB->SL->SwitchCases.size(); i != e; ++i) {  in FinishBasicBlock()
1988     FuncInfo->MBB = SDB->SL->SwitchCases[i].ThisBB;  in FinishBasicBlock()
1993     Succs.push_back(SDB->SL->SwitchCases[i].TrueBB);  in FinishBasicBlock()
1994     if (SDB->SL->SwitchCases[i].TrueBB != SDB->SL->SwitchCases[i].FalseBB)  in FinishBasicBlock()
1995       Succs.push_back(SDB->SL->SwitchCases[i].FalseBB);  in FinishBasicBlock()
1998     SDB->visitSwitchCase(SDB->SL->SwitchCases[i], FuncInfo->MBB);  in FinishBasicBlock()
1999     CurDAG->setRoot(SDB->getRoot());  in FinishBasicBlock()
2000     SDB->clear();  in FinishBasicBlock()
2034   SDB->SL->SwitchCases.clear();  in FinishBasicBlock()