Every time I’m reminded of DEC Alpha I wonder about that “dependent loads reordered” –how is that even possible without violating causality?https://twitter.com/whitequark/status/808824867369824257 …
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I can agree with that. I thought that the dependant load reordering was within a single core.
There's an explanation (maybe too detailed) in 5.6.1, but I believe all of this basically falls out from http://danluu.com/alpha-arm.pdf pic.twitter.com/Rk5vZV7eJx
this seems to me to mean that safe publication via race is not possible on Alpha. Which is a rare idiom anyway.
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