diff options
Diffstat (limited to 'passes/equiv')
| -rw-r--r-- | passes/equiv/equiv_add.cc | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/passes/equiv/equiv_add.cc b/passes/equiv/equiv_add.cc index 9ae490fe7..0494a724f 100644 --- a/passes/equiv/equiv_add.cc +++ b/passes/equiv/equiv_add.cc @@ -29,34 +29,51 @@ struct EquivAddPass : public Pass { { // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| log("\n"); - log(" equiv_add gold_sig gate_sig\n"); + log(" equiv_add [-try] gold_sig gate_sig\n"); log("\n"); log("This command adds an $equiv cell for the specified signals.\n"); log("\n"); log("\n"); - log(" equiv_add -cell gold_cell gate_cell\n"); + log(" equiv_add [-try] -cell gold_cell gate_cell\n"); log("\n"); log("This command adds $equiv cells for the ports of the specified cells.\n"); log("\n"); } virtual void execute(std::vector<std::string> args, Design *design) { + bool try_mode = false; + if (design->selected_active_module.empty()) log_cmd_error("This command must be executed in module context!\n"); Module *module = design->module(design->selected_active_module); log_assert(module != nullptr); + if (GetSize(args) > 1 && args[1] == "-try") { + args.erase(args.begin() + 1); + try_mode = true; + } + if (GetSize(args) == 4 && args[1] == "-cell") { Cell *gold_cell = module->cell(RTLIL::escape_id(args[2])); Cell *gate_cell = module->cell(RTLIL::escape_id(args[3])); - if (gold_cell == nullptr) + if (gold_cell == nullptr) { + if (try_mode) { + log_warning("Can't find gold cell '%s'.\n", args[2].c_str()); + return; + } log_cmd_error("Can't find gold cell '%s'.\n", args[2].c_str()); + } - if (gate_cell == nullptr) + if (gate_cell == nullptr) { + if (try_mode) { + log_warning("Can't find gate cell '%s'.\n", args[3].c_str()); + return; + } log_cmd_error("Can't find gate cell '%s'.\n", args[3].c_str()); + } for (auto conn : gold_cell->connections()) { @@ -107,11 +124,21 @@ struct EquivAddPass : public Pass { SigSpec gold_signal, gate_signal; - if (!SigSpec::parse(gate_signal, module, args[2])) + if (!SigSpec::parse(gate_signal, module, args[2])) { + if (try_mode) { + log_warning("Error in gate signal: %s\n", args[2].c_str()); + return; + } log_cmd_error("Error in gate signal: %s\n", args[2].c_str()); + } - if (!SigSpec::parse_rhs(gate_signal, gold_signal, module, args[1])) + if (!SigSpec::parse_rhs(gate_signal, gold_signal, module, args[1])) { + if (try_mode) { + log_warning("Error in gold signal: %s\n", args[1].c_str()); + return; + } log_cmd_error("Error in gold signal: %s\n", args[1].c_str()); + } log_assert(GetSize(gold_signal) == GetSize(gate_signal)); SigSpec equiv_signal = module->addWire(NEW_ID, GetSize(gold_signal)); |