diff options
| -rw-r--r-- | kernel/rtlil.cc | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc index 8332219a..6f150c1e 100644 --- a/kernel/rtlil.cc +++ b/kernel/rtlil.cc @@ -1448,9 +1448,18 @@ void RTLIL::Module::connect(const RTLIL::SigSig &conn) for (auto mon : design->monitors) mon->notify_connect(this, conn); -#ifndef NDEBUG - log_assert(!conn.first.has_const()); -#endif + // ignore all attempts to assign constants to other constants + if (conn.first.has_const()) { + RTLIL::SigSig new_conn; + for (int i = 0; i < GetSize(conn.first); i++) + if (conn.first[i].wire) { + new_conn.first.append(conn.first[i]); + new_conn.second.append(conn.second[i]); + } + if (GetSize(new_conn.first)) + connect(new_conn); + return; + } if (yosys_xtrace) { log("#X# Connect (SigSig) in %s: %s = %s (%d bits)\n", log_id(this), log_signal(conn.first), log_signal(conn.second), GetSize(conn.first)); |