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-rw-r--r--backends/cxxrtl/cxxrtl_backend.cc10
1 files changed, 5 insertions, 5 deletions
diff --git a/backends/cxxrtl/cxxrtl_backend.cc b/backends/cxxrtl/cxxrtl_backend.cc
index d035dc56b..7ff344e66 100644
--- a/backends/cxxrtl/cxxrtl_backend.cc
+++ b/backends/cxxrtl/cxxrtl_backend.cc
@@ -1295,7 +1295,7 @@ struct CxxrtlWorker {
for (auto conn : cell->connections())
if (cell->input(conn.first)) {
RTLIL::Module *cell_module = cell->module->design->module(cell->type);
- log_assert(cell_module != nullptr && cell_module->wire(conn.first) && conn.second.is_wire());
+ log_assert(cell_module != nullptr && cell_module->wire(conn.first));
RTLIL::Wire *cell_module_wire = cell_module->wire(conn.first);
f << indent << mangle(cell) << access << mangle_wire_name(conn.first);
if (!is_cxxrtl_blackbox_cell(cell) && wire_types[cell_module_wire].is_buffered()) {
@@ -1305,7 +1305,7 @@ struct CxxrtlWorker {
f << " = ";
dump_sigspec_rhs(conn.second);
f << ";\n";
- if (getenv("CXXRTL_VOID_MY_WARRANTY")) {
+ if (getenv("CXXRTL_VOID_MY_WARRANTY") && conn.second.is_wire()) {
// Until we have proper clock tree detection, this really awful hack that opportunistically
// propagates prev_* values for clocks can be used to estimate how much faster a design could
// be if only one clock edge was simulated by replacing:
@@ -2794,12 +2794,12 @@ struct CxxrtlWorker {
for (auto wire : module->wires()) {
const auto &wire_type = wire_types[wire];
auto &debug_wire_type = debug_wire_types[wire];
- if (wire_type.type == WireType::UNUSED) continue;
- if (!wire->name.isPublic() && !wire_type.is_buffered()) continue;
if (!debug_info) continue;
if (wire->port_input || wire_type.is_buffered())
debug_wire_type = wire_type; // wire contains state
+ else if (!wire->name.isPublic())
+ continue; // internal and stateless
if (!debug_member) continue;
if (wire_type.is_member())
@@ -2863,7 +2863,7 @@ struct CxxrtlWorker {
auto &debug_wire_type = debug_wire_types[wire];
if (wire->name.isPublic()) continue;
- if (live_wires[wire].empty() || debug_live_wires[wire].empty()) {
+ if (debug_live_wires[wire].empty()) {
continue; // wire never used
} else if (flow.is_inlinable(wire, debug_live_wires[wire])) {
log_assert(flow.wire_comb_defs[wire].size() == 1);