Abstract some more architecture-specific details away from SIMD functionality Add a typedef to represent vectors containing four 32-bit integers, and add functions operating on them. Also separate out saturating subtraction into its own function. The motivation for this is to prepare for a future commit to add ARM NEON support. Nathan Bossart Reviewed by John Naylor and Tom Lane Discussion: https://www.postgresql.org/message-id/flat/CAFBsxsEyR9JkfbPcDXBRYEfdfC__OkwVGdwEAgY4Rv0cvw35EA%40mail.gmail.com#aba7a64b11503494ffd8dd27067626a9 Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/f8f19f70868c6351b80f02a47fa65d56b728a5a2 Modified Files -------------- src/include/port/pg_lfind.h | 65 +++++++++++++++++------------ src/include/port/simd.h | 99 +++++++++++++++++++++++++++++++++++++-------- 2 files changed, 121 insertions(+), 43 deletions(-)
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