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Comment on Reflections on 2 years of CPython's JIT Compilerparent

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And then we find out that Smalltalk implementations might choose to optimize instead of allowing anything to change at any time.

    ifFalse: alternativeBlock 
        "Answer the value of alternativeBlock. Execution does not actually
        reach here because the expression is compiled in-line."

        ^alternativeBlock value

One tree doesn't make a forest, from whatever implementation that was taken out of, and naturally there are always magician tricks that PyPy also uses.

*iirc* pretty much all of the Smalltalks (that was CUIS).

    ~
"Creating blocks in Smalltalk has always been a potential source of performance problems. … In Resilient, we have restricted blocks to be last in-first-out (LIFO)…"

https://blog.bracha.org/resilient-paper.pdf

    ~
"Digitalk’s Team/V unobtrusively introduced a non-reflective syntax…"

https://wirfs-brock.com/allen/posts/914

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