Andy Wingo

Hacker.

North Carolina (USA)

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

POSTS

May 9, 2025

a whippet waypoint

Hey peoples! Tonight, some meta-words. As you know I am fascinated by compilers and language implementations, and I just want to know all the things and implement all the fun...

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...

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...

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...

Media

The Whippet Embeddable Garbage Collection Library

Apr 10, 2025

Toots

May 9, 2025

new bloggery: a whippet waypoint, in which we talk about a paper https://wingolog.org/archives/2025/05/09/a-whippet-waypoint

May 9, 2025

although my interest tends towards self-hosting, i have mostly worked on language implementations with a big C / C++ component:...

May 4, 2025

implemented guardians in terms of finalizers, wheee https://git.savannah.gnu.org/cgit/guile.git/tree/module/ice-9/guardians.scm?h=wip-whippet

Apr 30, 2025

these are 99% in the part of guile written in c, of course

Commits

Jul 4, 2024

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

Jul 1, 2024

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

Jun 28, 2024

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

Jun 25, 2024

Team

Andy Wingo

North Carolina (USA)

POSTS

a whippet waypoint

whippet lab notebook: untagged mallocs, bis

whippet lab notebook: on untagged mallocs

tracepoints: gnarly but worth it

Media

The Whippet Embeddable Garbage Collection Library

Toots

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...

Andy Wingo

North Carolina (USA)

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POSTS

Media

Toots

Commits