271   LLVM_DEBUG(dbgs() << "Building gadget graph...\n");  in runOnMachineFunction()
276   LLVM_DEBUG(dbgs() << "Building gadget graph... Done\n");  in runOnMachineFunction()
286     LLVM_DEBUG(dbgs() << "Emitting gadget graph...\n");  in runOnMachineFunction()
296     LLVM_DEBUG(dbgs() << "Emitting gadget graph... Done\n");  in runOnMachineFunction()
400             // case all arguments will be treated as gadget sources during  in getGadgetGraph()
413                           // a new gadget source anyways).  in getGadgetGraph()
460       // Add the gadget edge to the graph.  in getGadgetGraph()
508           // Add any instructions within the block that are gadget components  in getGadgetGraph()
539 // Returns the number of remaining gadget edges that could not be eliminated
557   // Find and eliminate gadget edges that have been mitigated.  in elimMitigatedEdgesAndNodes()
562       continue; // skip this node if it isn't a gadget source  in elimMitigatedEdgesAndNodes()
579     // Any gadget whose sink is unreachable has been mitigated  in elimMitigatedEdgesAndNodes()
583           // This gadget's sink is reachable  in elimMitigatedEdgesAndNodes()
585         } else { // This gadget's sink is unreachable, and therefore mitigated  in elimMitigatedEdgesAndNodes()
678   // For each gadget edge, make cuts that guarantee the gadget will be  in hardenLoadsWithHeuristic()
680   // (a) cut all egress CFG edges from the gadget source, or  in hardenLoadsWithHeuristic()
681   // (b) cut all ingress CFG edges to the gadget sink.  in hardenLoadsWithHeuristic()
684   // to make a (b)-type cut if the gadget source resides at a greater loop depth  in hardenLoadsWithHeuristic()
685   // than the gadget sink, or an (a)-type cut otherwise.  in hardenLoadsWithHeuristic()