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Documentation with performance tips would be nice #462

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sjakobi opened this issue May 12, 2022 · 0 comments
Open

Documentation with performance tips would be nice #462

sjakobi opened this issue May 12, 2022 · 0 comments
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sjakobi commented May 12, 2022

For example:

  • Enabling -msse4.2 results in more performant popCount code, resulting in a 5-10% speedup in my measurements. (Context: https://gitlab.haskell.org/ghc/ghc/-/issues/21560)
  • Hashes should be have a "good" distribution, particularly in the lower bits.
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