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Lisp_Object is a 64-bit machine word. For pointers, because heap allocations are 8-byte aligned, their lowest 3 bits are guaranteed to be 000. Emacs simply embeds the 3-bit type tag directly into these "free" zero bits. For immediate integers (fixnums), the upper 62 bits hold the actual value.
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Americans’ electricity costs rose by 30% between 2021 and 2025 and show no signs of going down. And with the war in Iran threatening the global oil supply, and data centers pushing up energy demands and prices, the cost of energy is almost guaranteed to increase even more.。业内人士推荐谷歌作为进阶阅读
FT Edit: Access on iOS and web
think this is a major concern since the wal-index rarely exceeds，更多细节参见雷电模拟器