virtual void visit(AstIfaceRefDType* nodep, AstNUser*) {
// Cell: Resolve its filename. If necessary, parse it.
UINFO(4,"Link IfaceRef: "<<nodep<<endl);
// Use findIdUpward instead of findIdFlat; it doesn't matter for now
// but we might support modules-under-modules someday.
AstNodeModule* modp = resolveModule(nodep, nodep->ifaceName());
if (modp) {
if (modp->castIface()) {
// Track module depths, so can sort list from parent down to children
new V3GraphEdge(&m_graph, vertex(m_modp), vertex(modp), 1, false);
if (!nodep->cellp()) nodep->ifacep(modp->castIface());
} else if (modp->castNotFoundModule()) { // Will error out later
} else {
nodep->v3error("Non-interface used as an interface: "<<nodep->prettyName());
}
}
// Note cannot do modport resolution here; modports are allowed underneath generates
}
