Andy Wingo | Igalia - Open Source Consultancy and Development

Andy Wingo

Andy Wingo

Hacker.

North Carolina (USA)

I enjoy practicing aikido in my free time – and hacking, of course!

POSTS

Mar 7, 2025

whippet lab notebook: untagged mallocs, bis

Earlier this week I took an inventory of how Guile uses the Boehm-Demers-Weiser (BDW) garbage collector, with the goal of making sure that I had replacements for all uses lined...

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Mar 4, 2025

whippet lab notebook: on untagged mallocs

Salutations, populations. Today’s note is more of a work-in-progress than usual; I have been finally starting to look at getting Whippet into Guile, and there are some open questions.inventoryI started...

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Feb 14, 2025

tracepoints: gnarly but worth it

Hey all, quick post today to mention that I added tracing support to the Whippet GC library. If the support library for LTTng is available when Whippet is compiled, Whippet...

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Feb 10, 2025

whippet at fosdem

Hey all, the video of my FOSDEM talk on Whippet is up: Slides here, if that’s your thing.I ended the talk with some puzzling results around generational collection, which prompted...

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Toots

i unironically love that google is willing to try anything to make v8 better. it is interesting and it makes...

🍿 https://v8.dev/blog/leaving-the-sea-of-nodes 🍿

i convinced chromium to turn on webgpu and vulkan, and after downloading 700 MB of parameters, llama 3.2 is able...

not sure if i am unimpressed by this recent survey of research into wasm runtimes, or just unimpressed by the...

Commits

[Chromium V8] [isolate-groups] Free code range before reservation is freed In pointer-compression configuratio...

[Chromium V8] [isolate-groups] Attach CodeRange to IsolateGroup, not process For multi-cage configurations, we...

[Chromium V8] [isolate-groups] Simplify non-pointer-compression configuration. NFC Without pointer compression...

[Chromium V8] [isolate-groups] Without pointer compression, just one isolate group There is no sensible meanin...