perf(runtime): megamorphic reads confirm a slot guess by key atom; 'answerable by position' is a shape fact - #11633

Merged

proggeramlug merged 11 commits into

mainfrom

perf-megamorphic-atoms

Sep 29, 2026

Commits on Sep 28, 2026

perf(runtime): one string per property-key text, so a key confirm is a pointer compare
Ralph Küpper
committed
056abd7
perf(runtime): confirm a megamorphic site's slot guess against the receiver's key list first
Ralph Küpper
committed
ee4b31a
fix(runtime): an atom is key identity, never interned-key eligibility
Ralph Küpper
committed
e8a6c40
docs(changelog): megamorphic reads confirm the slot guess by key atom
Ralph Küpper
committed
e8e5307
changelog: name the fragment after PR #11633
Ralph Küpper
committed
d98497f
Merge remote-tracking branch 'origin/main' into pr11633
Ralph Küpper
committed
a875735
fix(runtime): an SSO key slot is its own atom; say so in code for the SSO unbox inventory
Ralph Küpper
committed
71406b4
Merge origin/main into perf-megamorphic-atoms
Ralph Küpper
committed
330dfd6
regen: js_string_pool_atom in the wasm ABI table and the linux gc-call-effects table
Ralph Küpper
committed
805b222
test(runtime): atoms survive a moving minor via the atom young log
Ralph Küpper
committed
5bfb01c

Commits on Sep 29, 2026

Merge main into perf-megamorphic-atoms
Ralph Küpper
committed
cdf5275