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functional_dev
84 days ago
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A tail-call interpreter in (nightly) Rust
The article shows WASM being 1.2-3.7x slower, and your experience confirms it.
Do you have any idea which operations regress the most?
anematode
84 days ago
[–]
Based on looking at V8's JITed code, there seemed to be a lot of overhead with stack overflow checking, actually. The function prologues and epilogues were just as bloated in the tail-call case. I'll upload some screenshots if I can find them.
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Do you have any idea which operations regress the most?