The segmentation unit performs two operations simultaneously: adding the segment base to produce the linear address and comparing the effective address against the segment limit. Both use dedicated 32-bit adder/subtractor circuits.
The semantics around releasing locks with pending reads were also unclear for years. If you called read() but didn't await it, then called releaseLock(), what happened? The spec was recently clarified to cancel pending reads on lock release — but implementations varied, and code that relied on the previous unspecified behavior can break.，更多细节参见91视频
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Reddit is an "empathetic" place says Ines Tan。业内人士推荐雷电模拟器官方版本下载作为进阶阅读
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