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66 lines
1.5 KiB
66 lines
1.5 KiB
use std::time::Duration;
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use std::thread::JoinHandle;
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use asm::data::literal::{Addr};
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use crate::frame::StackFrame;
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use crate::program::Program;
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use crate::exec::EvalRes;
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const CYCLE_TIME : Duration = Duration::from_millis(0);
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//const CYCLE_TIME : Duration = Duration::from_millis(100);
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#[derive(Clone, Copy, Eq, PartialEq, Debug, Ord, PartialOrd)]
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pub struct ThreadToken(pub u32);
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pub struct RunThread {
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/// Thread ID
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pub id: ThreadToken,
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/// Active stack frame
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pub frame: StackFrame,
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/// Call stack
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pub call_stack: Vec<StackFrame>,
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/// Program to run
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pub program: Program,
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}
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impl RunThread {
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pub fn new(id: ThreadToken, program: Program, pc: Addr, args: &[u64]) -> Self {
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let sf = StackFrame::new(pc, args);
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Self {
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id,
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frame: sf,
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call_stack: vec![],
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program,
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}
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}
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pub fn start(self) -> JoinHandle<()> {
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std::thread::spawn(move || {
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self.run();
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})
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}
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fn run(mut self) {
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'run: loop {
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match self.eval_op() {
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Ok(EvalRes {
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cycles, advance
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}) => {
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std::thread::sleep(CYCLE_TIME * (cycles as u32));
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debug!("Step {}; Status = {}", advance, self.frame.status);
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self.frame.pc.advance(advance);
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}
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Err(e) => {
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error!("Fault: {:?}", e);
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break 'run;
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}
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}
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}
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}
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}
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