114 struct MachineGadgetGraph : ImmutableGraph<MachineInstr *, int> {  struct
122   MachineGadgetGraph(std::unique_ptr<Node[]> Nodes,  in MachineGadgetGraph()  argument
150   using GraphBuilder = ImmutableGraphBuilder<MachineGadgetGraph>;
151   using Edge = MachineGadgetGraph::Edge;
152   using Node = MachineGadgetGraph::Node;
153   using EdgeSet = MachineGadgetGraph::EdgeSet;
154   using NodeSet = MachineGadgetGraph::NodeSet;
160   std::unique_ptr<MachineGadgetGraph>
165                             std::unique_ptr<MachineGadgetGraph> Graph) const;
167                                std::unique_ptr<MachineGadgetGraph> Graph) const;
168   int elimMitigatedEdgesAndNodes(MachineGadgetGraph &G,
171   std::unique_ptr<MachineGadgetGraph>
172   trimMitigatedEdges(std::unique_ptr<MachineGadgetGraph> Graph) const;
173   int insertFences(MachineFunction &MF, MachineGadgetGraph &G,
188 struct GraphTraits<MachineGadgetGraph *>
192 struct DOTGraphTraits<MachineGadgetGraph *> : DefaultDOTGraphTraits {
193   using GraphType = MachineGadgetGraph;
203     if (Node->getValue() == MachineGadgetGraph::ArgNodeSentinel)  in getNodeLabel()
214     if (MI == MachineGadgetGraph::ArgNodeSentinel)  in getNodeAttributes()
231 constexpr MachineInstr *MachineGadgetGraph::ArgNodeSentinel;
232 constexpr int MachineGadgetGraph::GadgetEdgeSentinel;
246                              MachineGadgetGraph *G) {  in writeGadgetGraph()
275   std::unique_ptr<MachineGadgetGraph> Graph = getGadgetGraph(MF, MLI, MDT, MDF);  in runOnMachineFunction()
325 std::unique_ptr<MachineGadgetGraph>
453                                ? MachineGadgetGraph::ArgNodeSentinel  in getGadgetGraph()
461       Builder.addEdge(MachineGadgetGraph::GadgetEdgeSentinel,  in getGadgetGraph()
532   GraphIter ArgNode = MaybeAddNode(MachineGadgetGraph::ArgNodeSentinel).first;  in getGadgetGraph()
534   std::unique_ptr<MachineGadgetGraph> G{Builder.get(FenceCount, GadgetCount)};  in getGadgetGraph()
541     MachineGadgetGraph &G, EdgeSet &ElimEdges /* in, out */,  in elimMitigatedEdgesAndNodes()
561     if (llvm::none_of(RootN.edges(), MachineGadgetGraph::isGadgetEdge))  in elimMitigatedEdgesAndNodes()
572             if (MachineGadgetGraph::isCFGEdge(E) && !ElimEdges.contains(E) &&  in elimMitigatedEdgesAndNodes()
581       if (MachineGadgetGraph::isGadgetEdge(E)) {  in elimMitigatedEdgesAndNodes()
594 std::unique_ptr<MachineGadgetGraph>
596     std::unique_ptr<MachineGadgetGraph> Graph) const {  in trimMitigatedEdges()
612     MachineFunction &MF, std::unique_ptr<MachineGadgetGraph> Graph) const {  in hardenLoadsWithPlugin()
657     MachineFunction &MF, std::unique_ptr<MachineGadgetGraph> Graph) const {  in hardenLoadsWithHeuristic()
675     if (MachineGadgetGraph::isCFGEdge(E))  in hardenLoadsWithHeuristic()
688       if (!MachineGadgetGraph::isGadgetEdge(E))  in hardenLoadsWithHeuristic()
694         if (MachineGadgetGraph::isCFGEdge(EgressEdge))  in hardenLoadsWithHeuristic()
723     MachineFunction &MF, MachineGadgetGraph &G,  in insertFences()
732         if (MI == MachineGadgetGraph::ArgNodeSentinel) {  in insertFences()
744             if (MachineGadgetGraph::isCFGEdge(E))  in insertFences()