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Engage!

makeitso New in the POWER8 processor, this instruction allows data to push out to the coherence point as quickly as possible. An attempt to run the makeitso instruction provides a hint that prededing stores are made visible with higher priority. — Performance Optimization and Tuning Techniques for IBM Power Systems Processors Including IBM POWER8…

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The x86

Did you know that the desktop or laptop computer you use is almost certainly based on the design of a dumb terminal? Let me tell you the story… But first, a disclaimer: As with everything else on my web site, this represents my opinion, not IBM’s. I’ve done my best to be accurate, but inevitably I’ve had to skate over details here and there. You’re encouraged to follow the links and read more!…

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