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Re: [PORTS] Linux/Alpha patches for Postgresql 6.5.2

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 (view raw or flat)
Thread:
Lists: pgsql-hackerspgsql-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."                    |
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|   Ryan Kirkpatrick  |  Boulder, Colorado  |  http://www.rkirkpat.net/   |
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