Interestingly trace caches are now gone in both hardware CPUs and major jit comp... | Hacker News

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		vkazanov on March 20, 2019 \| parent \| context \| favorite \| on: When pigs fly: optimising bytecode interpreters Interestingly trace caches are now gone in both hardware CPUs and major jit compilers :-) Correct me if I am wrong..?

blattimwind on March 20, 2019 [–]

Yes, nowadays x86 cores have µop caches which store the decomposition of individual instructions and then other "optimizers" that target specific constructs (e.g. loop stream detector).

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