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https://github.com/lowRISC/ibex.git
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53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
// Copyright lowRISC contributors.
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// Licensed under the Apache License, Version 2.0, see LICENSE for details.
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// SPDX-License-Identifier: Apache-2.0
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#include <fstream>
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#include <iostream>
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#include "ibex_pcounts.h"
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#include "verilated_toplevel.h"
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#include "verilator_memutil.h"
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#include "verilator_sim_ctrl.h"
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int main(int argc, char **argv) {
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ibex_simple_system top;
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VerilatorMemUtil memutil;
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VerilatorSimCtrl &simctrl = VerilatorSimCtrl::GetInstance();
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simctrl.SetTop(&top, &top.IO_CLK, &top.IO_RST_N,
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VerilatorSimCtrlFlags::ResetPolarityNegative);
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memutil.RegisterMemoryArea(
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"ram", "TOP.ibex_simple_system.u_ram.u_ram.gen_generic.u_impl_generic");
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simctrl.RegisterExtension(&memutil);
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bool exit_app = false;
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int ret_code = simctrl.ParseCommandArgs(argc, argv, exit_app);
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if (exit_app) {
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return ret_code;
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}
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std::cout << "Simulation of Ibex" << std::endl
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<< "==================" << std::endl
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<< std::endl;
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simctrl.RunSimulation();
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if (!simctrl.WasSimulationSuccessful()) {
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return 1;
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}
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// Set the scope to the root scope, the ibex_pcount_string function otherwise
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// doesn't know the scope itself. Could be moved to ibex_pcount_string, but
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// would require a way to set the scope name from here, similar to MemUtil.
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svSetScope(svGetScopeFromName("TOP.ibex_simple_system"));
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std::cout << "\nPerformance Counters" << std::endl
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<< "====================" << std::endl;
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std::cout << ibex_pcount_string(false);
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std::ofstream pcount_csv("ibex_simple_system_pcount.csv");
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pcount_csv << ibex_pcount_string(true);
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return 0;
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}
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