Nearly every protection-related instruction -- far CALL, far JMP, far RET, INT, IRET, MOV to segment register, task switch -- needs to load a segment descriptor from the GDT or LDT. The 386 microcode centralizes this into a shared subroutine called LD_DESCRIPTOR, which reads the 8-byte descriptor from memory and feeds the high DWORD (containing Type, DPL, S, and P bits) to the Test PLA for validation.
A baby born following the transplantation of a womb from a deceased donor does not have any genetic links with the donor.
Posted on Feb 26, 2026 by。业内人士推荐WPS下载最新地址作为进阶阅读
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# devtools = true # default，详情可参考91视频
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