- PBQP::Graph::NodeItr node1 = p->getNodeForVReg(dst);
- PBQP::Graph::NodeItr node2 = p->getNodeForVReg(src);
- PBQP::Graph::EdgeItr edge = g.findEdge(node1, node2);
- if (edge == g.edgesEnd()) {
- edge = g.addEdge(node1, node2, PBQP::Matrix(allowed1->size() + 1,
- allowed2->size() + 1,
- 0));
+ PBQPRAGraph::NodeId node1 = p->getNodeForVReg(dst);
+ PBQPRAGraph::NodeId node2 = p->getNodeForVReg(src);
+ PBQPRAGraph::EdgeId edge = g.findEdge(node1, node2);
+ if (edge == g.invalidEdgeId()) {
+ PBQP::Matrix costs(allowed1->size() + 1, allowed2->size() + 1, 0);
+ addVirtRegCoalesce(costs, *allowed1, *allowed2, cBenefit);
+ g.addEdge(node1, node2, costs);