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SIMD popcount #13

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jianshu93 opened this issue Jan 15, 2024 · 0 comments

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jianshu93 commented Jan 15, 2024

Just to take a note here that we can have faster popcount than the scalar popcount from GCC compiler: http://0x80.pl/notesen/2019-01-29-simd-count-byte.html#gcc-vectorization

We may need to do it to have SIMD version, a much faster bindash dist.

Jianshu

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