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perf(gc): inline hot-TLS values in HotTls; leaf write-barrier entry (ECS round 4, +2.7%) - #8935

Merged

proggeramlug merged 5 commits into

PerryTS:mainfrom

proggeramlug:perf/ecs-r4-gc-tls

Aug 28, 2026

Merged

perf(gc): inline hot-TLS values in HotTls; leaf write-barrier entry (ECS round 4, +2.7%)#8935
proggeramlug merged 5 commits into
PerryTS:mainfrom
proggeramlug:perf/ecs-r4-gc-tls

Commits on Aug 28, 2026
- perf(runtime): the hottest small thread-local values live inline in HotTls
  Ralph Küpper
  committed
  4fa1ed2
- perf(gc): the write barrier's dirty-page hit returns from a leaf entry
  Ralph Küpper
  committed
  beed26a
- lint(gc): drop the frontier entries for the box-pointer caches HotTls now holds inline
  Ralph Küpper
  committed
  037cb94
- changelog: fragment for #8935
  Ralph Küpper
  committed
  feb11f3
- fix(gc): drop the unused `use super::*` and duplicate `#[inline]` in the leaf barrier
  Ralph Küpper
  committed
  356ac16