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mwish authored and GitHub committed 1339625b14e
GH-38560: [C++][Parquet] Rewrite BYTE_STREAM_SPLIT SSE optimizations using xsimd (#40335) ### Rationale for this change This is part of https://github.com/apache/arrow/issues/38560#issuecomment-1966666606 . It tried to Rewrite SSE4_2 using xsimd. ### What changes are included in this PR? Rewrite SSE4_2 using xsimd. ### Are these changes tested? Yes ### Are there any user-facing changes? no * GitHub Issue: #38560 Lead-authored-by: mwish <maplewish117@gmail.com> Co-authored-by: mwish <anmmscs_maple@qq.com> Signed-off-by: Antoine Pitrou <antoine@python.org>