Function tvm::function::ffi::TVMDeviceCopyDataFromTo

pub unsafe extern "C" fn TVMDeviceCopyDataFromTo(
    from: *mut DLTensor, 
    to: *mut DLTensor, 
    stream: *mut c_void
) -> i32

\brief Copy data from one place to another. \note This API is designed to support special memory with shape dependent layout. We pass in DLTensor* with shape information to support these cases. \param from The source tensor. \param to The target tensor. \param stream Optional stream object. \return 0 when success, nonzero when failure happens.