int key = arr[i]; // 待插入的元素
5C9 SLCTR DESSDT 4 IN=+ ; delay slot 1: compute descriptor address
。关于这个话题，im钱包官方下载提供了深入分析
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int range = max - min + 1; // 数据范围
This overhead is mandated by the spec's reliance on promises for buffer management, completion, and backpressure signals. While some of it is implementation-specific, much of it is unavoidable if you're following the spec as written. For high-frequency streaming — video frames, network packets, real-time data — this overhead is significant.