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dotnet / runtime Public

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Faster optimized frozen dictionary creation (2/n)#87630

Merged

stephentoub merged 5 commits into

dotnet:maindotnet/runtime:mainfrom

adamsitnik:frozenPerf2adamsitnik/runtime:frozenPerf2Copy head branch name to clipboard

Jun 16, 2023

Conversation Commits5 (5)Checks Files changed

Merged

Faster optimized frozen dictionary creation (2/n)#87630
stephentoub merged 5 commits into
dotnet:mainfrom
adamsitnik:frozenPerf2

Commits

Commits on Jun 14, 2023

use stackalloc for smaller sizes
adamsitnik
committed
Revert "use stackalloc for smaller sizes", it did not help much
adamsitnik
committed

Commits on Jun 15, 2023

let the caller of FrozenHashTable.Create provide the hashcodes, it avoids a closure, index boundary checks and helps with inlining (7% gain)
adamsitnik
committed
keys and values are needed for every strategy, lets create them up-front (2-4% gain)
adamsitnik
committed
refactor: there is no need to pass entriesLength anymore (hashCodes.Length is the replacement)
adamsitnik
committed

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