guyuqi opened a new pull request #12687:
URL: https://github.com/apache/arrow/pull/12687


   Improve the 'Float64Funcs_Sum_1000000-64':
   
   From:
   BenchmarkFloat64Funcs_Sum_1000000-64                1179           1016745 
ns/op        7868.25 MB/s
   to:
   BenchmarkFloat64Funcs_Sum_1000000-64                1387            849128 
ns/op        9421.43 MB/s
   
   Get 19.7% performance uplift in cases which data set is larger than 1MB.
   
   
   Test:
   ```
   ARM_ENABLE_EXT=NEON go test
   PASS
   ok      github.com/apache/arrow/go/v8/arrow/math        0.010s
   ```
   
   


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