Why don't Windows functions begin with a pointless MOV EDI,EDI instruction on x86-64?
2022-11-10 06:23:50 Author: www.reddit.com(查看原文) 阅读量:20 收藏

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That instruction wasn't actually pointless. It was a 2 byte instruction that allowed for a short jump. This would allow for hot patching of a function.

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level 2

Exactly what the article said

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