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use core::ops::FnOnce;
#[cfg(target_os = "none")]
#[inline(always)]
pub fn nop() {
unsafe {
asm!("nop" :::: "volatile");
}
}
#[cfg(not(target_os = "none"))]
pub fn nop() {}
#[cfg(target_os = "none")]
#[inline(always)]
pub unsafe fn wfi() {
asm!("wfi" :::: "volatile");
}
#[cfg(not(target_os = "none"))]
pub unsafe fn wfi() {}
#[cfg(not(target_os = "none"))]
pub unsafe fn atomic<F, R>(f: F) -> R
where
F: FnOnce() -> R,
{
f()
}
#[cfg(target_os = "none")]
pub unsafe fn atomic<F, R>(f: F) -> R
where
F: FnOnce() -> R,
{
asm!("cpsid i" :::: "volatile");
let res = f();
asm!("cpsie i" :::: "volatile");
return res;
}
#[cfg(target_os = "none")]
#[lang = "eh_personality"]
pub extern "C" fn eh_personality() {}