既然 Claude 已经能代替人类干这么多活了,为什么软件公司的股票反而涨了?要理解这次反弹,得先还原过去几个月那轮恐慌是怎么来的。
Besides the Test PLA, the 386 has another PLA called the Entry PLA that maps opcodes to microcode entry points. One of its input bits is a "protected mode" flag. Many instructions have both a real-mode and a protected-mode entry point -- for instance, MOV ES, reg maps to address 009 (a single microcode line) in real mode, but to 580 (which initiates a full descriptor load with protection tests) in protected mode. The trick that makes V86 work is to define this flag as:
。51吃瓜对此有专业解读
#!/usr/bin/env bash
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