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From: Duncan Sands <baldrick@free.fr>
To: comp.lang.ada@ada-france.org
Cc: Robert A Duff <bobduff@shell01.theworld.com>
Subject: Re: Hashing on System.Address
Date: Tue, 14 Jun 2005 13:18:42 +0200
Date: 2005-06-14T13:18:42+02:00	[thread overview]
Message-ID: <mailman.30.1118747943.17633.comp.lang.ada@ada-france.org> (raw)
In-Reply-To: <wcc3brlrfj5.fsf@shell01.TheWorld.com>

> It might be a good idea to divide that by 8, since most addresses have
> zeros in the low three bits.

Hi Bob, if the number of hash buckets is a prime number (not equal to 2),
so the actual bucket chosen is the hash value mod a prime, then I guess
dividing by 8 won't make any difference...

Ciao,

D.



  parent reply	other threads:[~2005-06-14 11:18 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-06-13 20:18 Hashing on System.Address Duncan Sands
2005-06-13 21:31 ` Mark Lorenzen
2005-06-14  7:23   ` Duncan Sands
2005-06-14 20:18     ` Randy Brukardt
2005-06-15  7:27       ` Duncan Sands
2005-06-13 21:57 ` Matthew Heaney
2005-06-13 23:41   ` Robert A Duff
2005-06-14  2:22     ` Matthew Heaney
2005-06-14  7:27       ` Duncan Sands
2005-06-14  8:52         ` Alex R. Mosteo
2005-06-14  9:06           ` Duncan Sands
2005-06-14  9:09           ` Duncan Sands
2005-06-14 17:00             ` Pascal Obry
2005-06-14 20:03             ` Randy Brukardt
2005-06-14 23:20               ` Robert A Duff
2005-06-15  7:13               ` Duncan Sands
2005-06-14  8:44       ` Larry Kilgallen
2005-06-14 10:03       ` Marius Amado Alves
     [not found]       ` <abb2a2c53e3708803aa68bb87834b7bc@netcabo.pt>
2005-06-14 10:14         ` Duncan Sands
     [not found]         ` <200506141214.14213.baldrick@free.fr>
2005-06-14 10:29           ` Marius Amado Alves
     [not found]           ` <64f19b6707e4d19f5362900bbfb80b76@netcabo.pt>
2005-06-14 10:49             ` Marius Amado Alves
2005-06-14  8:42     ` Larry Kilgallen
2005-06-14 11:18     ` Duncan Sands [this message]
2005-06-14  7:18   ` Duncan Sands
2005-06-14 15:18     ` Matthew Heaney
2005-06-14 16:22       ` Duncan Sands
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