pgsql: Introduce helper SIMD functions for small byte arrays - Mailing list pgsql-committers

Introduce helper SIMD functions for small byte arrays

vector8_min - helper for emulating ">=" semantics

vector8_highbit_mask - used to turn the result of a vector
comparison into a bitmask

Masahiko Sawada

Reviewed by Nathan Bossart, with additional adjustments by me
Discussion: https://postgr.es/m/CAFBsxsHbBm_M22gLBO%2BAZT4mfMq3L_oX3wdKZxjeNnT7fHsYMQ%40mail.gmail.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/9f225e992bedd7615b48418bd53d21b6b003dd3f

Modified Files
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src/include/port/simd.h | 47 +++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 47 insertions(+)