From: Ralf Baechle <ralf@oss.sgi.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Marc Karasek <marc_karasek@ivivity.com>,
Linux MIPS <linux-mips@oss.sgi.com>
Subject: Re: Questions?
Date: Thu, 7 Mar 2002 14:18:11 +0100 [thread overview]
Message-ID: <20020307141811.A3041@dea.linux-mips.net> (raw)
In-Reply-To: <Pine.GSO.4.21.0203071410460.11036-100000@vervain.sonytel.be>; from geert@linux-m68k.org on Thu, Mar 07, 2002 at 02:11:50PM +0100
On Thu, Mar 07, 2002 at 02:11:50PM +0100, Geert Uytterhoeven wrote:
> > The MIPS ABI only covers big endian systems - every "real" MIPS UNIX
> > system is big endian. Everything else is a GNU extension. There is
> > hardly any reason to choose a particular byteorder as usually endianess
> > swapping takes so little CPU time that it isn't even meassurable but so
> > I'm told there are exceptions. If portability of software you're
> > going to write wrt. external data representation (disk or network) is
> > of any importance then I suggest you use a system of the opposite
> > endianess which trip problems much faster.
>
> I really like the last part! ;-)
>
> BTW, you forgot to mention to go for a full 64-bit port, to trip even more
> problems faster :-)
Fortunately in practice that hasn't been a minefield as big as you'd imagine.
Ralf
next prev parent reply other threads:[~2002-03-07 14:18 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-06 17:25 Questions? Marc Karasek
2002-03-06 18:20 ` Questions? Steven J. Hill
2002-03-06 18:43 ` Questions? Marc Karasek
2002-03-06 18:54 ` Questions? Hartvig Ekner
2002-03-06 18:54 ` Questions? Hartvig Ekner
2002-03-06 19:06 ` Questions? Mike McDonald
2002-03-06 19:44 ` Questions? Matthew Dharm
2002-03-06 20:32 ` Questions? Bradley D. LaRonde
2002-03-07 10:59 ` Questions? Dominic Sweetman
2002-03-07 13:07 ` Questions? Ralf Baechle
2002-03-07 13:11 ` Questions? Geert Uytterhoeven
2002-03-07 13:18 ` Ralf Baechle [this message]
2002-03-07 17:56 ` Questions? Richard Hodges
2002-03-08 9:58 ` Questions? Dominic Sweetman
-- strict thread matches above, loose matches on Subject: below --
2002-03-06 20:40 Questions? Marc Karasek
2002-03-06 20:41 ` Questions? Matthew Dharm
2002-03-07 19:19 Questions? Siders, Keith
2002-03-07 21:00 ` Questions? Richard Hodges
2002-03-07 21:44 Questions? Siders, Keith
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