From: | Ryan Kirkpatrick <pgsql(at)rkirkpat(dot)net> |
---|---|
To: | Uncle George <gatgul(at)voicenet(dot)com> |
Cc: | pgsql-hackers(at)postgreSQL(dot)org, pgsql-patches(at)postgreSQL(dot)org, pgsql-ports(at)postgreSQL(dot)org |
Subject: | Re: [PORTS] Linux/Alpha patches for Postgresql 6.5.2 |
Date: | 1999-09-21 00:18:54 |
Message-ID: | Pine.LNX.4.10.9909201916020.30766-100000@excelsior.rkirkpat.net |
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Thread: | |
Lists: | pgsql-hackers pgsql-ports |
On Sun, 19 Sep 1999, Uncle George wrote:
> Not its not. It is the 'cost' of the 'parsed' branch trees that are
> causing the final display to be slightly different. If one were to
> change the size of an 'internal' 'C struct' to be the same size of an
> 'i386' 'C struct' then the results are the same ( or at least make the
> sizeof() values the same ) then the results would be the same.
>
> as for the differences in the 'off by a small fraction' is due to i386
> having 80bit float operations, and the alpha does 64bit float
> operations. ( Both under the same ieee mandate to do the same
> algorithm)
> gat
Thank you for those clarifications.
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| "For to me to live is Christ, and to die is gain." |
| --- Philippians 1:21 (KJV) |
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| Ryan Kirkpatrick | Boulder, Colorado | http://www.rkirkpat.net/ |
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