feat(embedded)!: no_std on bare metal, a small-metal geometry, and three reclamation fixes (v2.0.0) - #17

Merged

Ttimmahlax merged 15 commits into

mainfrom

feat/no-std-small-metal

Sep 8, 2026

Commits on Sep 8, 2026

feat(embedded)!: no_std on bare metal, a small-metal geometry, and three reclamation fixes

tim-almond-house
and
claude
committed
20723d0
fix(no_std): unix without `std` matched the `std` platform arms

tim-almond-house
and
claude
committed
390eadb
perf(wasm): drop 3,700 gzipped bytes — the option env pass cannot work on wasm

tim-almond-house
and
claude
committed
054c7f7
perf(wasm): halve the gzipped overhead, and gate it so it stays halved

tim-almond-house
and
claude
committed
42cdeba
perf(wasm): measure what the bytes buy — 4.9-7.3x on churn, and why 2 KiB loses

tim-almond-house
and
claude
committed
ed16adb
bench(wasm): interleave the A/B arms — and revert a 2 KiB optimisation on its evidence

tim-almond-house
and
claude
committed
e0d7df4
perf(heap): +15% on medium allocations — gate the collect-and-retry to its band

tim-almond-house
and
claude
committed
f4edc2b
docs: the medium-band win carries to native — measured, not predicted

tim-almond-house
and
claude
committed
2184a00
revert(heap): the medium collect-and-retry loses 20-30% to cross-thread frees

tim-almond-house
and
claude
committed
43cf7e8
perf(heap): keep the medium retry, and let each heap switch it off

tim-almond-house
and
claude
committed
3f5bfdc
docs: the previous commit shipped code its own docs called reverted

tim-almond-house
and
claude
committed
af2217e
docs: validate the medium retry on every platform that can run it

tim-almond-house
and
claude
committed
5b55bf6
test(corpus): build the crates that ship this allocator, before and after 2.0.0

tim-almond-house
and
claude
committed
a2bd3c9
docs: put the corpus-verified migration in the CHANGELOG

tim-almond-house
and
claude
committed
9c910bb
docs: refresh the ESP32 performance table, both arms measured together

tim-almond-house
and
claude
committed
bc4c913

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feat(embedded)!: no_std on bare metal, a small-metal geometry, and three reclamation fixes (v2.0.0) - #17

feat(embedded)!: no_std on bare metal, a small-metal geometry, and three reclamation fixes (v2.0.0)#17
Ttimmahlax merged 15 commits into
mainfrom
feat/no-std-small-metal

Commits on Sep 8, 2026

feat(embedded)!: no_std on bare metal, a small-metal geometry, and three reclamation fixes

fix(no_std): unix without `std` matched the `std` platform arms

perf(wasm): drop 3,700 gzipped bytes — the option env pass cannot work on wasm

perf(wasm): halve the gzipped overhead, and gate it so it stays halved

perf(wasm): measure what the bytes buy — 4.9-7.3x on churn, and why 2 KiB loses

bench(wasm): interleave the A/B arms — and revert a 2 KiB optimisation on its evidence

perf(heap): +15% on medium allocations — gate the collect-and-retry to its band

docs: the medium-band win carries to native — measured, not predicted

revert(heap): the medium collect-and-retry loses 20-30% to cross-thread frees

perf(heap): keep the medium retry, and let each heap switch it off

docs: the previous commit shipped code its own docs called reverted

docs: validate the medium retry on every platform that can run it

test(corpus): build the crates that ship this allocator, before and after 2.0.0

docs: put the corpus-verified migration in the CHANGELOG

docs: refresh the ESP32 performance table, both arms measured together