diff options
| -rw-r--r-- | passes/hierarchy/hierarchy.cc | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/passes/hierarchy/hierarchy.cc b/passes/hierarchy/hierarchy.cc index 6890cb9ea..d8a23c727 100644 --- a/passes/hierarchy/hierarchy.cc +++ b/passes/hierarchy/hierarchy.cc @@ -221,9 +221,18 @@ static bool expand_module(RTLIL::Design *design, RTLIL::Module *module, bool fla for (auto &conn : cell->connections) { int conn_size = conn.second.width; - if (mod->wires.count(conn.first) == 0) + std::string portname = conn.first; + if (portname.substr(0, 1) == "$") { + int port_id = atoi(portname.substr(1).c_str()); + for (auto &wire_it : mod->wires) + if (wire_it.second->port_id == port_id) { + portname = wire_it.first; + break; + } + } + if (mod->wires.count(portname) == 0) log_error("Array cell `%s.%s' connects to unkown port `%s'.\n", RTLIL::id2cstr(module->name), RTLIL::id2cstr(cell->name), RTLIL::id2cstr(conn.first)); - int port_size = mod->wires.at(conn.first)->width; + int port_size = mod->wires.at(portname)->width; if (conn_size == port_size) continue; if (conn_size != port_size*num) |