Hand optimization is both a science and an art.
手工优化既是科学,也是艺术。
Hand optimization is taking an executable, analyzing its performance, and identifying areas of code that need to be adjusted to perform better on the given platform.
手工优化分析可执行程序的性能,识别需要调整的代码,让代码在给定的平台上执行得更好。
To perform hand optimization, you must understand the underlying processor architecture to fully understand how the code should be restructured to perform well on a given hardware platform.
要想执行手工优化,必须了解底层处理器体系结构,从而充分地了解应该如何重构代码才能在给定的硬件平台上实现良好的性能。
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