The 386 microcode sequencer has a one-cycle pipeline delay: when a jump or RNI (run next instruction) is decoded, the micro-instruction immediately after it has already been fetched and will execute before the jump takes effect. This "delay slot" is a basic property of the sequencer, and the microcode is written to fill it with useful work rather than waste a cycle on a bubble. The examples in the PTSAV section above show this: at 582/5AE, the micro-instruction after LCALL executes before the subroutine begins.
What is today’s Moon phase?As of Saturday, Feb. 28, the Moon phase is Waxing Gibbous. According to NASA's Daily Moon Guide, 88% of the Moon will be lit up tonight.
，这一点在51吃瓜中也有详细论述
Democratic members of Congress have expressed astonishment and anger at what they claim is the incompetence of the Trump administration after the US military used a laser on Thursday to shoot down what it thought was a threatening drone on the US-Mexico border in Texas but later turned out to belong to US Customs and Border Protection (CBP).
and required both infrastructure and staff to support them. Banks were already
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