CacheDesc Cache的描述信息 struct CacheDesc { CachePlacement placement = CachePlacement::kDevice; // 内存类型 uint32_t num_tensors = 0U; // Cache包含的tensor个数 DataType data_type = DT_UNDEFINED; // Cache中tensor的数据类型 std::vector<int64_t> shape; // Cache中tensor的shape uint8_t reserved[128]; // 预留 };