radlink: link-time performance pass (~1.9x on a Fortnite link) - #830

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honkstar1 wants to merge 14 commits into

EpicGames:devfrom

honkstar1:perf/radlink-link-time

Commits on Jun 17, 2026

radlink: enable C11 atomics so BLAKE3 skips the lock'd CPU-feature load

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b318de4
radlink: skip symbol-name string-table scan on interp-only paths

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9aa79c3
radlink: make symbol ref-list merge O(1) with a tail pointer

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f97b1eb
thread_pool: wake workers with one batched semaphore release
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d052062
base: use memchr in str8_cstring_capped instead of a byte loop

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ee7dc9e
radlink: fold CV type-index fixup into a single hash probe

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05af760
radlink: release copy-on-write input views in parallel before exit

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0e9b3fe
radlink: trim COFF symbol/section parse overhead

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8fcd84b

Commits on Jun 18, 2026

radlink: memoize parsed COFF symbols per obj (kills #1 link hotspot)

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3725bb6
radlink: slim the parsed-symbol memo (drop name, decode on demand)

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cc569a4
radlink: cache leaf hash per bucket to avoid deref in type-dedup probe

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5235dd4
radlink: size the assigned-ti table by unique types, not total (reclaim ~3GB peak)

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fe2d35a
radlink: release the ~1GB image buffer early so reclaim overlaps the run

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e6cddda
radlink: pack LNK_ParsedSymbolLite to 16B (offset + U32 value)

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e287b5a