490   void AddPotentialInterference(InterferenceNode* from,
509   bool PrecoloredHeuristic(InterferenceNode* from, InterferenceNode* into);
512   bool UncoloredHeuristic(InterferenceNode* from, InterferenceNode* into);
517   void Combine(InterferenceNode* from, InterferenceNode* into);
1092 void ColoringIteration::AddPotentialInterference(InterferenceNode* from,  in AddPotentialInterference()  argument
1096   if (from->IsPrecolored()) {  in AddPotentialInterference()
1105     from->AddInterference(  in AddPotentialInterference()
1124       from->AddInterference(  in AddPotentialInterference()
1129     from->AddInterference(to, guaranteed_not_interfering_yet, &adjacent_nodes_links_);  in AddPotentialInterference()
1133     AddPotentialInterference(to, from, guaranteed_not_interfering_yet, /*both_directions*/ false);  in AddPotentialInterference()
1613 bool ColoringIteration::PrecoloredHeuristic(InterferenceNode* from,  in PrecoloredHeuristic()  argument
1619   if (from->IsPair() || into->IsPair()) {  in PrecoloredHeuristic()
1632   for (InterferenceNode* adj : from->GetAdjacentNodes()) {  in PrecoloredHeuristic()
1642 bool ColoringIteration::UncoloredHeuristic(InterferenceNode* from,  in UncoloredHeuristic()  argument
1651   if (from->GetOutDegree() + into->GetOutDegree() > 2 * num_regs_) {  in UncoloredHeuristic()
1659   for (InterferenceNode* adj : from->GetAdjacentNodes()) {  in UncoloredHeuristic()
1661       high_degree_interferences += from->EdgeWeightWith(adj);  in UncoloredHeuristic()
1666       if (from->ContainsInterference(adj)) {  in UncoloredHeuristic()
1672           high_degree_interferences -= from->EdgeWeightWith(adj);  in UncoloredHeuristic()
1683 void ColoringIteration::Combine(InterferenceNode* from,  in Combine()  argument
1685   from->SetAlias(into);  in Combine()
1688   for (InterferenceNode* adj : from->GetAdjacentNodes()) {  in Combine()
1700   for (CoalesceOpportunity* opportunity : from->GetCoalesceOpportunities()) {  in Combine()
1705   EnableCoalesceOpportunities(from);  in Combine()
1708   PruneNode(from);  in Combine()
1722   InterferenceNode* from = opportunity->node_a->GetAlias();  in Coalesce()  local
1724   DCHECK_NE(from->stage, NodeStage::kPruned);  in Coalesce()
1727   if (from->IsPrecolored()) {  in Coalesce()
1729     std::swap(from, into);  in Coalesce()
1732   if (from == into) {  in Coalesce()
1735     CheckTransitionFromFreezeWorklist(from);  in Coalesce()
1736   } else if (from->IsPrecolored() || from->ContainsInterference(into)) {  in Coalesce()
1739     CheckTransitionFromFreezeWorklist(from);  in Coalesce()
1741   } else if (PrecoloredHeuristic(from, into)  in Coalesce()
1742           || UncoloredHeuristic(from, into)) {  in Coalesce()
1745     Combine(from, into);  in Coalesce()