diff options
Diffstat (limited to 'backends/cxxrtl/cxxrtl_backend.cc')
| -rw-r--r-- | backends/cxxrtl/cxxrtl_backend.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/backends/cxxrtl/cxxrtl_backend.cc b/backends/cxxrtl/cxxrtl_backend.cc index 7ff344e66..56305258a 100644 --- a/backends/cxxrtl/cxxrtl_backend.cc +++ b/backends/cxxrtl/cxxrtl_backend.cc @@ -2881,6 +2881,12 @@ struct CxxrtlWorker { debug_live_nodes.erase(node); } else if (wire_type.is_local()) { debug_wire_type = {WireType::LOCAL}; // wire not inlinable + } else if (wire_type.type == WireType::UNUSED) { + if (wire_init.count(wire)) { + debug_wire_type = {WireType::CONST, wire_init.at(wire)}; + } else { + debug_wire_type = {WireType::CONST, RTLIL::SigSpec(RTLIL::S0, wire->width)}; + } // wire never modified } else { log_assert(wire_type.is_member()); debug_wire_type = wire_type; // wire is a member |