quasar/testbench/test_tb_top.cpp

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2021-03-03 14:35:11 +08:00
// SPDX-License-Identifier: Apache-2.0
// Copyright 2019 Western Digital Corporation or its affiliates.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#include <stdlib.h>
#include <iostream>
#include <utility>
#include <string>
#include "Vtb_top.h"
#include "verilated.h"
#include "verilated_vcd_c.h"
vluint64_t main_time = 0;
double sc_time_stamp () {
return main_time;
}
int main(int argc, char** argv) {
std::cout << "\nVerilatorTB: Start of sim\n" << std::endl;
Verilated::commandArgs(argc, argv);
Vtb_top* tb = new Vtb_top;
// init trace dump
VerilatedVcdC* tfp = NULL;
#if VM_TRACE
Verilated::traceEverOn(true);
tfp = new VerilatedVcdC;
tb->trace (tfp, 24);
tfp->open ("sim.vcd");
#endif
// Simulate
while(!Verilated::gotFinish()){
#if VM_TRACE
tfp->dump (main_time);
#endif
main_time += 5;
tb->core_clk = !tb->core_clk;
tb->eval();
}
#if VM_TRACE
tfp->close();
#endif
std::cout << "\nVerilatorTB: End of sim" << std::endl;
exit(EXIT_SUCCESS);
}