Real-mode programs freely execute CLI and STI to control interrupts, PUSHF and POPF to manipulate flags, INT n for DOS and BIOS calls, and IN/OUT for hardware I/O. In normal protected mode, these instructions are privilege-checked -- they execute normally if the caller has sufficient privilege, and fault otherwise. The 386 can't simply let V86 tasks execute them freely -- a DOS program disabling interrupts would bring down the whole system -- but trapping on every INT 21h call would make V86 impractically slow.
Филолог заявил о массовой отмене обращения на «вы» с большой буквы09:36
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СюжетПовреждение нефтепровода «Дружба»
第三条 增值税法第三条所称单位，包括企业、行政机关、事业单位、军事单位、社会组织及其他单位。
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值得一提的是，会津工厂是适马目前在全球唯一的生产制造基地，该地也是适马品牌宣发中「Made in Aizu」战略的基石。
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