~ruther/avr-device

ref: 2e8d033ae63629ab84a3b7f8c2474d37ee71bcbd avr-device/src/asm.rs -rw-r--r-- 1.1 KiB
2e8d033a — Rahix ci: Upgrade to a new compiler version 2 years ago
                                                                                
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//! Assembly instructions

#[cfg(all(target_arch = "avr", avr_device_asm_macro))]
use core::arch::asm;

/// No Operation
#[inline(always)]
pub fn nop() {
    cfg_if::cfg_if! {
        if #[cfg(all(target_arch = "avr", avr_device_asm_macro))] {
            unsafe { asm!("nop") }
        } else if #[cfg(target_arch = "avr")] {
            unsafe { llvm_asm!("nop") }
        } else {
            unimplemented!()
        }
    }
}

/// Sleep / Wait For Interrupt
#[inline(always)]
pub fn sleep() {
    cfg_if::cfg_if! {
        if #[cfg(all(target_arch = "avr", avr_device_asm_macro))] {
            unsafe { asm!("sleep") }
        } else if #[cfg(target_arch = "avr")] {
            unsafe { llvm_asm!("sleep") }
        } else {
            unimplemented!()
        }
    }
}

/// Watchdog Reset
#[inline(always)]
pub fn wdr() {
    cfg_if::cfg_if! {
        if #[cfg(all(target_arch = "avr", avr_device_asm_macro))] {
            unsafe { asm!("wdr") }
        } else if #[cfg(target_arch = "avr")] {
            unsafe { llvm_asm!("wdr") }
        } else {
            unimplemented!()
        }
    }
}
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