Andy Wingo

Hacker.

North Carolina (USA)

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

POSTS

Jun 11, 2025

whippet in guile hacklog: evacuation

Good evening, hackfolk. A quick note this evening to record a waypoint in my efforts to improve Guile’s memory manager.So, I got Guile running on top of the Whippet API....

May 22, 2025

whippet lab notebook: guile, heuristics, and heap growth

Greets all! Another brief note today. I have gotten Guile working with one of the Nofl-based collectors, specifically the one that scans all edges conservatively (heap-conservative-mmc / heap-conservative-parallel-mmc). Hurrah!It was...

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...

Media

The Whippet Embeddable Garbage Collection Library

Apr 10, 2025

Toots

Jul 4, 2025

it is friday, i am listening to house music, and my moving garbage collector is working in guile 🕺

Jul 3, 2025

zomg. when making whippet’s mostly-marking collector i thought “surely no one will put an interior pointer to a gc-managed object...

Jul 3, 2025

currently losing my mind over a gc bug

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

whippet in guile hacklog: evacuation

whippet lab notebook: guile, heuristics, and heap growth

a whippet waypoint

whippet lab notebook: untagged mallocs, bis

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