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General Tech

When Ldaxr Doesn't Work: Exclusive Accesses and Cacheability on AArch64

The article discusses the limitations of the Ldaxr instruction on AArch64 architecture, specifically its inability to provide exclusive access to memory and cacheability. This is due to the instruction's current implementation, which does not provide the necessary guarantees for exclusive access, making it unsuitable for use in certain scenarios.

Read the full article at joelsiks.com →