vertexclique opened a new pull request #8665:
URL: https://github.com/apache/arrow/pull/8665
Implements bit and on avx512.
```
AVX2
=============
buffer_bit_ops and time: [729.17 ns 729.31 ns 729.49 ns]
Found 12 outliers among 100 measurements (12.00%)
7 (7.00%) low mild
1 (1.00%) high mild
4 (4.00%) high severe
AVX512
==============
buffer_bit_ops and time: [332.39 ns 332.55 ns 332.71 ns]
change: [-54.427% -54.390% -54.355%] (p = 0.00 <
0.05)
Performance has improved.
Found 3 outliers among 100 measurements (3.00%)
2 (2.00%) high mild
1 (1.00%) high severe
```
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