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cxxrtl: Add debug items for state with private names

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Signed-off-by: gatecat <gatecat@ds0.me>
This commit is contained in:
gatecat 2025-05-26 11:11:51 +02:00 • committed by myrtle
parent 4f7ea38b49
commit 45a6940f40
3 changed files with 8 additions and 2 deletions
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5
backends/cxxrtl/cxxrtl_backend.cc
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@ -2429,8 +2429,6 @@ struct CxxrtlWorker {
inc_indent(); inc_indent();
for (auto wire : module->wires()) { for (auto wire : module->wires()) {
const auto &debug_wire_type = debug_wire_types[wire]; const auto &debug_wire_type = debug_wire_types[wire];
if (!wire->name.isPublic())
continue;
count_public_wires++; count_public_wires++;
switch (debug_wire_type.type) { switch (debug_wire_type.type) {
case WireType::BUFFERED: case WireType::BUFFERED:
@ -2438,6 +2436,9 @@ struct CxxrtlWorker {
// Member wire // Member wire
std::vector<std::string> flags; std::vector<std::string> flags;
if (!wire->name.isPublic())
flags.push_back("GENERATED");
if (wire->port_input && wire->port_output) if (wire->port_input && wire->port_output)
flags.push_back("INOUT"); flags.push_back("INOUT");
else if (wire->port_output) else if (wire->port_output)

4
backends/cxxrtl/runtime/cxxrtl/capi/cxxrtl_capi.h
View file

@ -200,6 +200,10 @@ enum cxxrtl_flag {
// node, such as inputs and dangling wires. // node, such as inputs and dangling wires.
CXXRTL_UNDRIVEN = 1 << 4, CXXRTL_UNDRIVEN = 1 << 4,
// Generated correspond to netlist nodes that correspond to state with an internal name, that
// need to be saved, but wouldn't otherwise have a debug item generated.
CXXRTL_GENERATED = 1 << 5,
// More object flags may be added in the future, but the existing ones will never change. // More object flags may be added in the future, but the existing ones will never change.
}; };

1
backends/cxxrtl/runtime/cxxrtl/cxxrtl.h
View file

@ -1294,6 +1294,7 @@ struct debug_item : ::cxxrtl_object {
DRIVEN_SYNC = CXXRTL_DRIVEN_SYNC, DRIVEN_SYNC = CXXRTL_DRIVEN_SYNC,
DRIVEN_COMB = CXXRTL_DRIVEN_COMB, DRIVEN_COMB = CXXRTL_DRIVEN_COMB,
UNDRIVEN = CXXRTL_UNDRIVEN, UNDRIVEN = CXXRTL_UNDRIVEN,
GENERATED = CXXRTL_GENERATED,
}; };
debug_item(const ::cxxrtl_object &object) : cxxrtl_object(object) {} debug_item(const ::cxxrtl_object &object) : cxxrtl_object(object) {}