WIP

passes/cmds/Makefile.inc

@@ -49,3 +49,4 @@ OBJS += passes/cmds/xprop.o
 OBJS += passes/cmds/dft_tag.o
 OBJS += passes/cmds/future.o
 OBJS += passes/cmds/example_dt.o
+OBJS += passes/cmds/netlist_from_compute_graph.o

passes/cmds/netlist_from_compute_graph.cc

@@ -0,0 +1,86 @@
+#include "kernel/yosys.h"
+#include "kernel/drivertools.h"
+#include "kernel/topo_scc.h"
+#include "kernel/functional.h"
+#include "libs/json11/json11.hpp"
+
+USING_YOSYS_NAMESPACE
+PRIVATE_NAMESPACE_BEGIN
+
+using namespace json11;
+
+struct ExampleFn {
+  IdString name;
+  dict<IdString, Const> parameters;
+
+  ExampleFn(IdString name) : name(name) {}
+  ExampleFn(IdString name, dict<IdString, Const> parameters) : name(name), parameters(parameters) {}
+
+  bool operator==(ExampleFn const &other) const {
+    return name == other.name && parameters == other.parameters;
+  }
+
+  unsigned int hash() const {
+    return mkhash(name.hash(), parameters.hash());
+  }
+};
+
+typedef ComputeGraph<ExampleFn, int, IdString, IdString> ExampleGraph;
+struct ExampleWorker
+{
+  DriverMap dm;
+  Module *module;
+
+  ExampleWorker(Module *module) : module(module) {
+    dm.celltypes.setup();
+  }
+};
+
+struct NetlistFromComputeGraphPass : public Pass
+{
+  NetlistFromComputeGraphPass() : Pass("netlist_from_compute_graph", "drivertools example") {}
+
+  void help() override
+  {
+    //   |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
+    log("\n");
+  }
+
+  void execute(std::vector<std::string> args, RTLIL::Design *design) override
+  {
+    // std::ifstream file(filename);
+    // std::string file_contents((std::istreambuf_iterator<char>(file)), std::istreambuf_iterator<char>());
+    // std::string err;
+    // json11::Json json = json11::Json::parse(file_contents, err);
+    // if (!err.empty()) {
+    //     log_error("JSON parsing error: %s\n", err.c_str());
+    //     return;
+    // }
+
+    // // Example assumes JSON has a nodes array and outputs array
+    // json11::Json::array nodes = json["nodes"].array_items();
+    // json11::Json::array outputs = json["outputs"].array_items();
+
+    // // Process nodes
+    // for (auto &node : nodes) {
+    //     std::string node_type = node["type"].string_value();
+    //     std::string node_id = node["id"].string_value();
+    //     json11::Json::object parameters = node["parameters"].object_items();
+
+    //     if (node_type == "$$input") {
+    //         // Create an input port in RTLIL
+    //         RTLIL::Wire *wire = new RTLIL::Wire();
+    //         wire->name = RTLIL::IdString(node_id);
+    //         wire->port_input = true;
+    //         design->add(wire);
+    //     }
+    //     // Handle other node types similarly
+    // }
+
+    // // Outputs handling could involve setting certain wires as outputs based on the JSON
+
+    // log("Imported design from %s\n", filename.c_str());
+  }
+} ExampleDtPass;
+
+PRIVATE_NAMESPACE_END