Method record

imperative/src/impl/physical_tensor.cpp:320–329

record an event on cn

    //! record an event on cn
    uint64_t record(CompNode cn, bool doitnow = false) {
        std::unique_lock lock(m_mtx);
        auto cnid = get_cnid_unsafe(cn);
        if (doitnow) {
            return do_record(cn, cnid, lock)->first;
        }
        //! if we do not DOITNOW, we only increase the counter, and then the get_event()
        //! function will do the actual recording
        return m_cndata[cnid].next++;
    }

    //! try to async release a resource until `cn` complete event `t`
    void async_release(CompNode cn, uint64_t t, BlobPtr blob) {