diff options
Diffstat (limited to 'passes/cmds/rename.cc')
| -rw-r--r-- | passes/cmds/rename.cc | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/passes/cmds/rename.cc b/passes/cmds/rename.cc index 17d803e9..d1671317 100644 --- a/passes/cmds/rename.cc +++ b/passes/cmds/rename.cc @@ -76,12 +76,17 @@ struct RenamePass : public Pass { log("Assign private names (the ones with $-prefix) to all selected wires and cells\n"); log("with public names. This ignores all selected ports.\n"); log("\n"); + log(" rename -top new_name\n"); + log("\n"); + log("Rename top module.\n"); + log("\n"); } virtual void execute(std::vector<std::string> args, RTLIL::Design *design) { std::string pattern_prefix = "_", pattern_suffix = "_"; bool flag_enumerate = false; bool flag_hide = false; + bool flag_top = false; bool got_mode = false; size_t argidx; @@ -98,6 +103,11 @@ struct RenamePass : public Pass { got_mode = true; continue; } + if (arg == "-top" && !got_mode) { + flag_top = true; + got_mode = true; + continue; + } if (arg == "-pattern" && argidx+1 < args.size() && args[argidx+1].find('%') != std::string::npos) { int pos = args[++argidx].find('%'); pattern_prefix = args[argidx].substr(0, pos); @@ -171,6 +181,23 @@ struct RenamePass : public Pass { } } else + if (flag_top) + { + if (argidx+1 != args.size()) + log_cmd_error("Invalid number of arguments!\n"); + + IdString new_name = RTLIL::escape_id(args[argidx]); + RTLIL::Module *module = design->top_module(); + + if (module == NULL) + log_cmd_error("No top module found!\n"); + + log("Renaming module %s to %s.\n", log_id(module), log_id(new_name)); + design->modules_.erase(module->name); + module->name = new_name; + design->modules_[module->name] = module; + } + else { if (argidx+2 != args.size()) log_cmd_error("Invalid number of arguments!\n"); |