atomic_fetch_exch_relaxed_u64_system

cuda_std::atomic::intrinsics

Function atomic_fetch_exch_relaxed_u64_system 

Source 
pub unsafe fn atomic_fetch_exch_relaxed_u64_system(
    ptr: *mut u64,
    val: u64,
) -> u64
Expand description

Fetches the value in ptr, performs a exch, and returns the original value