mbarrier_arrive[type: AnyType](shared_mem: UnsafePointer[type, shared_mem.origin, address_space=AddressSpace.SHARED]) -> Int

Signal thread arrival at a shared memory barrier.

Records that the calling thread has reached the barrier synchronization point. Only supported on NVIDIA GPUs.

Parameters:

• ​type (AnyType): The data type stored at the barrier location.

Args:

• ​shared_mem (UnsafePointer): Pointer to the shared memory barrier.

Returns:

Int: An integer representing the current state of the memory barrier.