Method updateCacheFile

source/core/Interpreter.cpp:196–220

}

ErrorCode Interpreter::updateCacheFile(Session* session, int flag) {
    if (mNet->cacheFile.empty()) {
        return NOT_SUPPORT;
    }
    std::lock_guard<std::mutex> _l(mNet->lock);

    // Backend_Auto and no Async work, then don't need updateCache
    if (mNet->modes.backendMode == Session_Backend_Auto && !(session->hasAsyncWork())) {
        return NO_ERROR;
    }

    // Get cache and write to file
    auto buffer = session->getCache();

    // When current cacheSize bigger than previous, update
    if (buffer.first != nullptr && buffer.second > mNet->lastCacheSize) {
        MNN_PRINT("Update cache to %s, from size:%zu -> size:%zu\n", mNet->cacheFile.c_str(), mNet->lastCacheSize,
                  buffer.second);
        writeCacheFile(mNet, buffer);
        mNet->lastCacheSize = buffer.second;
    }
    // Reset cache
    session->loadCache(nullptr, 0);
    return NO_ERROR;
}

Interpreter::Interpreter(Content* net) {
    MNN_ASSERT(nullptr != net);