runtime: a real elements store for class X extends Array (−12% on the wolf-ecs twins, gated off) - #8966

Merged

proggeramlug merged 13 commits into

PerryTS:mainfrom

proggeramlug:perf/array-subclass-elements

Aug 28, 2026

Commits on Aug 28, 2026

runtime: ObjectMeta.elements — a traced elements store for Array-subclass instances (foundation, gated off)
Ralph Küpper
committed
f875582
runtime: route the Array-subclass hot entries to the elements store
Ralph Küpper
committed
ab7447d
runtime: the elements property funnel — indices and length of an elements-backed Array subclass through every object entry point
Ralph Küpper
committed
7b5d9c9
runtime: exported dense index read answers from the elements store; drop the constant the gOPN fix left unused
Ralph Küpper
committed
e622862
runtime: Object.values / Object.entries of an elements-backed Array subclass list its elements first
Ralph Küpper
committed
a68bd40
codegen: elements-store probe ahead of the Array-subclass shape ICs
Ralph Küpper
committed
6acf82d
codegen: spread super(...args) on an Array parent runs the subclass init; runtime: installed fill is non-enumerable
Ralph Küpper
committed
d055c2c
codegen: spread super(...args) detects the Array parent the way the direct arm does; runtime: fast dense/elements index set before the keyed store; move the elements hot-entry helpers out of subcla…
Ralph Küpper
committed
66816ac
runtime: counted-loop guard admits an elements-backed receiver as a plain-array loop over its inner store
Ralph Küpper
committed
4f2a825
runtime: no own fill on an elements-backed instance; serve it through the subclass method funnel
Ralph Küpper
committed
c96362c
runtime: keep the own fill on an elements-backed instance (no descriptor)
Ralph Küpper
committed
a44fade
runtime: the named-prefix token covers elements-backed instances
Ralph Küpper
committed
35e21b1
fix(array): reuse the shared StringHeader payload helper
Ralph Küpper
committed
a41a67b

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runtime: a real elements store for class X extends Array (−12% on the wolf-ecs twins, gated off) - #8966

runtime: a real elements store for class X extends Array (−12% on the wolf-ecs twins, gated off)#8966
proggeramlug merged 13 commits into
PerryTS:mainfrom
proggeramlug:perf/array-subclass-elements

Commits on Aug 28, 2026

runtime: ObjectMeta.elements — a traced elements store for Array-subclass instances (foundation, gated off)

runtime: route the Array-subclass hot entries to the elements store

runtime: the elements property funnel — indices and length of an elements-backed Array subclass through every object entry point

runtime: exported dense index read answers from the elements store; drop the constant the gOPN fix left unused

runtime: Object.values / Object.entries of an elements-backed Array subclass list its elements first

codegen: elements-store probe ahead of the Array-subclass shape ICs

codegen: spread super(...args) on an Array parent runs the subclass init; runtime: installed fill is non-enumerable

codegen: spread super(...args) detects the Array parent the way the direct arm does; runtime: fast dense/elements index set before the keyed store; move the elements hot-entry helpers out of subcla…

runtime: counted-loop guard admits an elements-backed receiver as a plain-array loop over its inner store

runtime: no own fill on an elements-backed instance; serve it through the subclass method funnel

runtime: keep the own fill on an elements-backed instance (no descriptor)

runtime: the named-prefix token covers elements-backed instances

fix(array): reuse the shared StringHeader payload helper