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Posted to issues@arrow.apache.org by "Liya Fan (Jira)" <ji...@apache.org> on 2019/12/24 06:30:00 UTC
[jira] [Created] (ARROW-7469) [C++] Improve division related bit
operations
Liya Fan created ARROW-7469:
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Summary: [C++] Improve division related bit operations
Key: ARROW-7469
URL: https://issues.apache.org/jira/browse/ARROW-7469
Project: Apache Arrow
Issue Type: Improvement
Components: C++
Reporter: Liya Fan
Assignee: Liya Fan
Improve some operations in bit_util:
1. Eliminate one division for CeilDiv
2. Avoid overflow for RoundUp
3. Add a utility for CeilDiv(value, 8)
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