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76 lines
1.7 KiB
C++
76 lines
1.7 KiB
C++
// DESCRIPTION: Verilator: --protect-lib example module
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//
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// This file ONLY is placed under the Creative Commons Public Domain, for
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// any use, without warranty, 2019 by Todd Strader.
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// SPDX-License-Identifier: CC0-1.0
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//======================================================================
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// See examples/tracing_c for notes on tracing
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// Include common routines
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#include <verilated.h>
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#include "Vtop.h"
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#if VM_TRACE
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# include <verilated_vcd_c.h>
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#endif
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vluint64_t main_time = 0;
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double sc_time_stamp() { return main_time; }
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int main(int argc, char** argv, char** env) {
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if (0 && argc && argv && env) {}
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Verilated::debug(0);
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Verilated::randReset(2);
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Verilated::commandArgs(argc, argv);
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// Construct the Verilated model, including the secret module
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Vtop* top = new Vtop;
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#if VM_TRACE
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// When tracing, the contents of the secret module will not be seen
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VerilatedVcdC* tfp = NULL;
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const char* flag = Verilated::commandArgsPlusMatch("trace");
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if (flag && 0 == strcmp(flag, "+trace")) {
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Verilated::traceEverOn(true);
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VL_PRINTF("Enabling waves into logs/vlt_dump.vcd...\n");
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tfp = new VerilatedVcdC;
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top->trace(tfp, 99);
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Verilated::mkdir("logs");
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tfp->open("logs/vlt_dump.vcd");
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}
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#endif
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top->clk = 0;
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// Simulate until $finish
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while (!Verilated::gotFinish()) {
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main_time++;
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top->clk = ~top->clk & 0x1;
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top->eval();
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#if VM_TRACE
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if (tfp) tfp->dump(main_time);
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#endif
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}
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// Final model cleanup
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top->final();
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// Close trace if opened
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#if VM_TRACE
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if (tfp) {
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tfp->close();
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tfp = NULL;
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}
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#endif
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// Destroy model
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delete top;
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top = NULL;
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// Fin
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exit(0);
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}
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