Still trying to process the irony of this very high cognitive-load programming technique (so high very few AAA developers use it), going into the engine mostly serving people who can barely program.https://twitter.com/mike_acton/status/979857844756406272 …
At the core, it’s expensive to replace a MOV instruction from inline storage with some heavy table indirection code or a tree traversal. And the amortized overhead of hardware page table copy-on-write is even more expensive.
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Thus STM solutions that work on direct analogs of today’s code may just be impractical.
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