diff options
| -rw-r--r-- | passes/opt/wreduce.cc | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/passes/opt/wreduce.cc b/passes/opt/wreduce.cc index fc91f368..72b4051f 100644 --- a/passes/opt/wreduce.cc +++ b/passes/opt/wreduce.cc @@ -347,6 +347,17 @@ struct WreducePass : public Pass { if (module->has_processes_warn()) continue; + for (auto c : module->selected_cells()) + if (c->type.in({"$reduce_and", "$reduce_or", "$reduce_xor", "$reduce_xnor", "$reduce_bool", + "$lt", "$le", "$eq", "$ne", "$eqx", "$nex", "$ge", "$gt", + "$logic_not", "$logic_and", "$logic_or"}) && GetSize(c->getPort("\\Y")) > 1) { + SigSpec sig = c->getPort("\\Y"); + c->setPort("\\Y", sig[0]); + c->setParam("\\Y_WIDTH", 1); + sig.remove(0); + module->connect(sig, Const(0, GetSize(sig))); + } + WreduceWorker worker(&config, module); worker.run(); } |