From: | Nathan Bossart <nathandbossart(at)gmail(dot)com> |
---|---|
To: | John Naylor <john(dot)naylor(at)enterprisedb(dot)com> |
Cc: | Andres Freund <andres(at)anarazel(dot)de>, John Naylor <jcnaylor(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: optimize lookups in snapshot [sub]xip arrays |
Date: | 2022-08-03 17:11:59 |
Message-ID: | 20220803171159.GB843340@nathanxps13 |
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Lists: | pgsql-hackers |
Here is a new patch set. 0001 is the currently-proposed patch from the
other thread [0] for determining SSE2 support. 0002 introduces the
optimized linear search function. And 0003 makes use of the new function
for the [sub]xip lookups in XidInMVCCSnapshot().
[0] https://postgr.es/m/CAFBsxsGktHL7%3DJXbgnKTi_uL0VRPcH4FSAqc6yK-3%2BJYfqPPjA%40mail.gmail.com
--
Nathan Bossart
Amazon Web Services: https://aws.amazon.com
Attachment | Content-Type | Size |
---|---|---|
v5-0001-Support-SSE2-intrinsics-where-available.patch | text/x-diff | 2.1 KB |
v5-0002-Introduce-optimized-routine-for-linear-searches-t.patch | text/x-diff | 3.3 KB |
v5-0003-Optimize-linear-searches-in-XidInMVCCSnapshot.patch | text/x-diff | 2.8 KB |
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