JIO_OK ("jump if I/O OK") tests whether CPL ≤ IOPL. The same check gates PUSHF, POPF, INT n, and IRET. The monitor then emulates each instruction as appropriate: maintaining a virtual interrupt flag per V86 task, reflecting software interrupts through the real-mode interrupt vector table, virtualizing I/O accesses, and so on.
Maxim Konovalov Co-founder, Nginx
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Consider some of the more obscure tests that implementations must pass:
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From many vantage points, it’s easy to forget the city is home to a massive 900-acre oil refinery, its imposing sprawl of stacks, holding tanks and billowing steam hidden from view. But for nearly 60 years, the refinery has loomed over every aspect of life in Benicia, exerting outsized influence on its economy and politics, while posing serious risks to public health.，这一点在同城约会中也有详细论述
It was partly inspired by To Hunt a Killer, a book written by crime correspondent Robert Murphy about Det Supt Julie Mackay's 2009 cold case investigation, 32 years after the murder of Melanie Road as she walked home from a nightclub in Bath in 1984.