ysyx-workbench/npc/csrc/Switch/main.cpp

36 lines
947 B
C++

#include <cstdlib>
#include <cassert>
#include <cstdlib>
#include <verilated.h>
#include <verilated_vcd_c.h>
#include <VSwitch.h>
const int MAX_SIM_TIME=100;
int main(int argc, char **argv, char **env) {
int sim_time = 0;
Verilated::commandArgs(argc, argv);
VSwitch *top = new VSwitch;
Verilated::traceEverOn(true);
VerilatedVcdC *m_trace = new VerilatedVcdC;
#ifdef VERILATOR_TRACE
top->trace(m_trace, 5);
m_trace->open("waveform.vcd");
#endif
for (sim_time = 0; sim_time < MAX_SIM_TIME; sim_time++) {
top->io_sw_0 = rand() % 2;
top->io_sw_1 = rand() % 2;
top->eval();
printf("sw0 = %d, sw1 = %d, ledr = %d\n", top->io_sw_0, top->io_sw_1, top->io_out);
assert(top->io_out == (top->io_sw_0 ^ top->io_sw_1));
#ifdef VERILATOR_TRACE
m_trace->dump(sim_time);
#endif
}
#ifdef VERILATOR_TRACE
m_trace->close();
#endif
delete top;
exit(EXIT_SUCCESS);
}