35 lines
856 B
Rust
35 lines
856 B
Rust
|
use clap::Parser;
|
||
|
|
use std::fs::File;
|
||
|
|
|
||
|
|
use fastwave::*;
|
||
|
|
|
||
|
|
use num::{BigUint};
|
||
|
|
|
||
|
|
fn main() -> std::io::Result<()> {
|
||
|
|
|
||
|
|
use std::time::Instant;
|
||
|
|
|
||
|
|
let now = Instant::now();
|
||
|
|
let file_path = "tests/vcd-files/icarus/CPU.vcd";
|
||
|
|
let file = File::open(file_path).unwrap();
|
||
|
|
let vcd = parse_vcd(file).unwrap();
|
||
|
|
let elapsed = now.elapsed();
|
||
|
|
|
||
|
|
println!("Parsed VCD file {} : {:.2?}", file_path, elapsed);
|
||
|
|
|
||
|
|
// testbench -> CPU -> rs2_data[31:0] @ 4687s
|
||
|
|
let rs2_data_signal = &vcd.all_signals[51];
|
||
|
|
let name = rs2_data_signal.name();
|
||
|
|
let time = BigUint::from(4687u32);
|
||
|
|
let val = rs2_data_signal
|
||
|
|
.query_num_val_on_tmln(
|
||
|
|
&time,
|
||
|
|
&vcd.tmstmps_encoded_as_u8s,
|
||
|
|
&vcd.all_signals,
|
||
|
|
)
|
||
|
|
.unwrap();
|
||
|
|
println!("Signal `{name}` has value `{val}` at time `{time}`");
|
||
|
|
|
||
|
|
Ok(())
|
||
|
|
}
|