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我有一个想法，如果使用touch函数，touch程序中的代码，这样会对代码有加速作用吗；touch代码之后，代码会被cache到L1D和L2,当访问代码时，是否会在L2中命中然后加载到L1D；touch代码会对L1D造成多大的影响？
我咨询一下相关工程师，晚一些给您回复。
我将您的问题升级到了英文论坛，请关注：
https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1034866/omapl138b-ep-touch-routine
