perf(runtime): megamorphic read stub cache (pure property read −12%) - #8988

Merged

proggeramlug merged 6 commits into

PerryTS:mainfrom

proggeramlug:perf-read-stub-cache

Aug 28, 2026

Commits on Aug 28, 2026

perf(runtime): skip dead feedback observation on the property wrappers
Ralph Küpper
committed
0fa1435
perf(runtime): megamorphic read stub cache for dynamic string-keyed reads
Ralph Küpper
committed
f5ee7b7
fix(codegen): initialize imported private brands once (#8986)

proggeramlug
and
Ralph Küpper
authored
4ee260a
fix(runtime): inherit Array-subclass fill (#8987)

proggeramlug
and
Ralph Küpper
authored
6215a38
Merge commit 'refs/tmp/pr8988' into b8988
xxxxxxxxxxxxx
committed
1973560
chore: PR-key the fragment, drop a duplicate, classify READ_STUB
Ralph Küpper
committed
906ba29