30 lines
549 B
Rust
30 lines
549 B
Rust
#![no_main]
|
|
|
|
use core::sync::atomic::Ordering;
|
|
|
|
use atomic_float::AtomicF32;
|
|
|
|
static V: AtomicF32 = AtomicF32::new(0.0);
|
|
|
|
fn f(arg: u32) {
|
|
rt::task::drop_privilege();
|
|
|
|
let mut x = 0.0f32;
|
|
let a = arg as f32;
|
|
loop {
|
|
x += a;
|
|
V.store(x, Ordering::Relaxed);
|
|
rt::task::yield_();
|
|
}
|
|
}
|
|
|
|
fn timeout() {
|
|
rt::task::drop_privilege();
|
|
rt::task::sleep(100);
|
|
rt::trap();
|
|
}
|
|
|
|
rt::task!(f(1), 2 * rt::task::STACK_MIN, 1);
|
|
rt::task!(f(2), 2 * rt::task::STACK_MIN, 1);
|
|
rt::task!(timeout, rt::task::STACK_MIN, 2);
|