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perf(runtime): lean Map/Set lookup lanes; empty-array pop fast path; single-pass length-0 re-arm (ECS round 4, +5.6%) - #8934

Merged

proggeramlug merged 5 commits into

PerryTS:mainfrom

proggeramlug:perf/ecs-r4-collections

Aug 28, 2026

Commits on Aug 28, 2026
- perf(runtime): Map lookups run a lean numeric lane before the general find_key_index
  Ralph Küpper
  committed
  94238e0
- perf(runtime): small-Set lookups scan the members before the side-table
  Ralph Küpper
  committed
  840faa7
- perf(runtime): pop on an empty plain array answers from the header fast path; length = 0 re-arms an all-pointer head in one registry pass
  Ralph Küpper
  committed
  9bf5aff
- tests(array): split the pop/push tests into a sibling file for the 2000-line gate
  Ralph Küpper
  committed
  fc5e9ae
- changelog: fragment for #8934
  Ralph Küpper
  committed
  3f04b69