zuochunwei opened a new pull request #6625: URL: https://github.com/apache/incubator-doris/pull/6625
1. 通过三目表达式替换std::max，std::max很重 2. 通过数组替代std::set，std::set基于红黑树，遍历会沿着链域走，cache命中性不好 3. 优化了serialize函数，通过减少分支，提升num_non_zero_registers计算速度，通过_registers的序列化更快 4. encode_fixedXX_le/decode_fixedXX_le避免使用重的memcpy 5. 在美团优选测试发现，性能提升较为明显 -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
