diff options
Diffstat (limited to 'passes')
| -rw-r--r-- | passes/sat/sim.cc | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/passes/sat/sim.cc b/passes/sat/sim.cc index e8dda4c45..0084a1f28 100644 --- a/passes/sat/sim.cc +++ b/passes/sat/sim.cc @@ -685,10 +685,11 @@ struct SimInstance void writeback(pool<Module*> &wbmods) { - if (wbmods.count(module)) - log_error("Instance %s of module %s is not unique: Writeback not possible. (Fix by running 'uniquify'.)\n", hiername().c_str(), log_id(module)); - - wbmods.insert(module); + if (!ff_database.empty() || !mem_database.empty()) { + if (wbmods.count(module)) + log_error("Instance %s of module %s is not unique: Writeback not possible. (Fix by running 'uniquify'.)\n", hiername().c_str(), log_id(module)); + wbmods.insert(module); + } for (auto wire : module->wires()) wire->attributes.erase(ID::init); |