Here's how a segment register load uses it:
Unified lifecycle management。搜狗输入法下载是该领域的重要参考
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:。关于这个话题,91视频提供了深入分析
Unblock ServusTV by following this quick and easy process:。关于这个话题,同城约会提供了深入分析