[BUGFIX] Unsupported instruction was included in the Hamming distance AVX512 processing.

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[BUGFIX] Unsupported instruction was included in the Hamming distance AVX512 processing. #162

Closed kpango closed 3 months ago

kpango commented 3 months ago

Bugfix of #161

I've fixed the problem that _mm512_extract_epi64 is not a supported instruction. So use _mm512_extracti64x4_epi64 to split into upper and lower bits and use 256 for calculation. If AVX512VPOPCNTDQ is supported, use _mm512_popcnt_epi64 without extract.