[jira] [Created] (ARROW-5458) Apache Arrow parallel CRC32c computation optimization

[Yuqi Gu (JIRA)]

Yuqi Gu created ARROW-5458:
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             Summary: Apache Arrow parallel CRC32c computation optimization
                 Key: ARROW-5458
                 URL: https://issues.apache.org/jira/browse/ARROW-5458
             Project: Apache Arrow
          Issue Type: Improvement
          Components: C++
            Reporter: Yuqi Gu


ARMv8 defines VMULL/PMULL crypto instruction.
This patch optimizes crc32c calculate with the instruction when
available rather than original linear crc instructions.



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