[hacker news] XOR'ing a register with itself is the idiom for zeroing it out. Why not sub?]

摘要

XOR'ing a register with itself is the idiom for zeroing it out. Why not sub?]

来源

本文首发于 hacker news。

阅读原文：[XOR'ing a register with itself is the idiom for zeroing it out. Why not sub?]](https://devblogs.microsoft.com/oldnewthing/20260421-00/?p=112247)