# Function core::arch::arm::__yield

source · [−]

    pub unsafe fn __yield()

🔬This is a nightly-only experimental API. (`stdsimd` #48556)
Available on ARM only.
Expand description

Generates a YIELD hint instruction.

This enables multithreading software to indicate to the hardware that it is performing a task, for example a spin-lock, that could be swapped out to improve overall system performance.