verilator/examples/hello_world_sc/sc_main.cpp

// -*- SystemC -*-
// DESCRIPTION: Verilator Example: Top level main for invoking SystemC model
//
// This file ONLY is placed into the Public Domain, for any use,
// without warranty, 2017 by Wilson Snyder.
//======================================================================

// SystemC global header
#include <systemc.h>

// Include common routines
#include <verilated.h>

// Include model header, generated from Verilating "top.v"
#include "Vtop.h"

int sc_main(int argc, char* argv[]) {
    // See a similar example walkthrough in the verilator manpage.

    // This is intended to be a minimal example.  Before copying this to start a
    // real project, it is better to start with a more complete example,
    // e.g. examples/c_tracing.

    // Prevent unused variable warnings
    if (0 && argc && argv) {}

    // Construct the Verilated model, from Vtop.h generated from Verilating "top.v"
    Vtop* top = new Vtop("top");

    // Initialize SC model
#if (SYSTEMC_VERSION>=20070314)
    sc_start(1,SC_NS);
#else
    sc_start(1);
#endif

    // Simulate until $finish
    while (!Verilated::gotFinish()) {
#if (SYSTEMC_VERSION>=20070314)
        sc_start(1,SC_NS);
#else
        sc_start(1);
#endif
    }

    // Final model cleanup
    top->final();

    // Fin
    return 0;
}