Re: [PORTS] Linux/Alpha patches for Postgresql 6.5.2 - Mailing list pgsql-hackers

From Ryan Kirkpatrick
Subject Re: [PORTS] Linux/Alpha patches for Postgresql 6.5.2
Date
Msg-id Pine.LNX.4.10.9909201916020.30766-100000@excelsior.rkirkpat.net
Whole thread Raw
In response to Re: [PORTS] Linux/Alpha patches for Postgresql 6.5.2  (Uncle George <gatgul@voicenet.com>)
List pgsql-hackers
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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