82 void DeadCodeElimination::scanInstr(NodeAddr<InstrNode*> IA,  in scanInstr()  argument
84   if (!DFG.IsCode<NodeAttrs::Stmt>(IA))  in scanInstr()
86   if (!isLiveInstr(NodeAddr<StmtNode*>(IA).Addr->getCode()))  in scanInstr()
88   for (NodeAddr<RefNode*> RA : IA.Addr->members(DFG)) {  in scanInstr()
96   NodeAddr<InstrNode*> IA = DA.Addr->getOwner(DFG);  in processDef()  local
97   for (NodeAddr<UseNode*> UA : IA.Addr->members_if(DFG.IsUse, DFG)) {  in processDef()
101   for (NodeAddr<DefNode*> TA : DFG.getRelatedRefs(IA, DA))  in processDef()
129     for (NodeAddr<InstrNode*> IA : BA.Addr->members(DFG))  in collect()
130       scanInstr(IA, WorkQ);  in collect()
150   auto IsDead = [this] (NodeAddr<InstrNode*> IA) -> bool {  in collect()  argument
151     for (NodeAddr<DefNode*> DA : IA.Addr->members_if(DFG.IsDef, DFG))  in collect()
158     for (NodeAddr<InstrNode*> IA : BA.Addr->members(DFG)) {  in collect()
159       for (NodeAddr<RefNode*> RA : IA.Addr->members(DFG))  in collect()
162       if (DFG.IsCode<NodeAttrs::Stmt>(IA))  in collect()
163         if (isLiveInstr(NodeAddr<StmtNode*>(IA).Addr->getCode()))  in collect()
165       if (IsDead(IA)) {  in collect()
166         DeadInstrs.insert(IA.Id);  in collect()
168           dbgs() << "Dead instr: " << PrintNode<InstrNode*>(IA, DFG) << "\n";  in collect()
230   for (NodeAddr<InstrNode*> IA : DINs) {  in erase()
231     NodeAddr<BlockNode*> BA = IA.Addr->getOwner(DFG);  in erase()
232     BA.Addr->removeMember(IA, DFG);  in erase()
233     if (!DFG.IsCode<NodeAttrs::Stmt>(IA))  in erase()
236     MachineInstr *MI = NodeAddr<StmtNode*>(IA).Addr->getCode();  in erase()