holey-bytes/hbvm/src/main.rs
2023-05-28 16:49:01 +02:00

33 lines
697 B
Rust

use hbvm::{
bytecode::ops::{opcode::*},
engine::Engine,
RuntimeErrors, HaltStatus,
};
fn main() -> Result<(), RuntimeErrors> {
// TODO: Grab program from cmdline
#[rustfmt::skip]
let prog: Vec<u8> = vec![
NOP,
JUMP, 0, 0, 0, 0, 0, 0, 0, 0,
];
let mut eng = Engine::new(prog);
// eng.set_timer_callback(time);
eng.enviroment_call_table[10] = Some(print_fn);
while eng.run()? != HaltStatus::Halted {}
eng.dump();
println!("{:#?}", eng.registers);
Ok(())
}
pub fn time() -> u32 {
9
}
pub fn print_fn(engine: &mut Engine) -> Result<&mut Engine, u64> {
println!("hello");
Ok(engine)
}