pgsql: Support runtime CRC feature probing on NetBSD/ARM using sysctl()

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: Support runtime CRC feature probing on NetBSD/ARM using sysctl()
Date: 2024-11-25 16:53:34
Message-ID: E1tFcL8-003ULf-96@gemulon.postgresql.org
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Support runtime CRC feature probing on NetBSD/ARM using sysctl().

Commit aac831caf left this as a to-do; here's code to do it.
Like the previous patch, this is HEAD-only for now.

Discussion: https://postgr.es/m/4496616.iHFcN1HehY@portable-bastien

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/4570b22666dd4c45a4c355f7d156d949c0247e2d

Modified Files
--------------
src/port/pg_crc32c_armv8_choose.c | 50 +++++++++++++++++++++++++++++++++++++++
1 file changed, 50 insertions(+)

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