Faster optimized frozen dictionary creation (3/n)#87688

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adamsitnik merged 6 commits into

dotnet:mainfrom

adamsitnik:frozenPerf3

Jun 22, 2023

Commits on Jun 16, 2023

avoid the need of having `Action<int, int> storeDestIndexFromSrcIndex` by writing the destination indexes to the provided buffer with hashcodes and moving the responsibility to the caller (1-4% gain)
adamsitnik
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CalcNumBuckets searches for the best number of buckets, which currently is the first prime number that would give less than 5% collision rate for unique hash codes.
adamsitnik
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For cases where the key is an integer and we know the input us already unique (because it comes from a dictionary or a hash set) there is no need to create another hash set
adamsitnik
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Commits on Jun 19, 2023

Revert "CalcNumBuckets searches for the best number of buckets, which currently is the first prime number that would give less than 5% collision rate for unique hash codes."
adamsitnik
committed

Commits on Jun 22, 2023