Use _mm512_popcnt_epi64 to speedup hamming distance evaluation.

Signed-off-by: Mulugeta Mammo <[email protected]>
facebookresearch · Nov 6, 2024 · 953112e · 953112e
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diff --git a/faiss/CMakeLists.txt b/faiss/CMakeLists.txt
@@ -221,6 +221,7 @@ set(FAISS_HEADERS
   utils/hamming_distance/hamdis-inl.h
   utils/hamming_distance/neon-inl.h
   utils/hamming_distance/avx2-inl.h
+  utils/hamming_distance/avx512-inl.h
 )
 
 if(NOT WIN32)