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author | Olof Kindgren <olof.kindgren@gmail.com> | 2018-03-04 21:20:29 +0100 |
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committer | Olof Kindgren <olof.kindgren@gmail.com> | 2018-03-04 21:20:29 +0100 |
commit | 70ea50e60dbb9dc13835f0c7c34b0015e0513196 (patch) | |
tree | ce74e0d3e697d22b62a748636a4aa6987eaa52ca /testbench.cc | |
parent | 2ba76e03116d6e8bfbb53681597458ee10299d05 (diff) | |
download | picorv32-70ea50e60dbb9dc13835f0c7c34b0015e0513196.tar.gz picorv32-70ea50e60dbb9dc13835f0c7c34b0015e0513196.zip |
Add verilator testbench
Diffstat (limited to 'testbench.cc')
-rw-r--r-- | testbench.cc | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/testbench.cc b/testbench.cc new file mode 100644 index 0000000..81c6273 --- /dev/null +++ b/testbench.cc @@ -0,0 +1,27 @@ +#include "Vpicorv32_wrapper.h" +#include "verilated_vcd_c.h" + +int main(int argc, char **argv, char **env) +{ + Verilated::commandArgs(argc, argv); + Verilated::traceEverOn(true); + Vpicorv32_wrapper* top = new Vpicorv32_wrapper; + + VerilatedVcdC* tfp = new VerilatedVcdC; + top->trace (tfp, 99); + tfp->open ("testbench.vcd"); + top->clk = 0; + int t = 0; + while (!Verilated::gotFinish()) { + if (t > 200) + top->resetn = 1; + top->clk = !top->clk; + top->eval(); + tfp->dump (t); + t += 5; + } + tfp->close(); + delete top; + exit(0); +} + |