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Re: recent binutils and mips64-linux

To: Thiemo Seufer <ica2_ts@csv.ica.uni-stuttgart.de>
Subject: Re: recent binutils and mips64-linux
From: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Date: Fri, 19 Sep 2003 18:46:31 +0200 (MET DST)
Cc: Eric Christopher <echristo@redhat.com>, Atsushi Nemoto <nemoto@toshiba-tops.co.jp>, Daniel Jacobowitz <dan@debian.org>, linux-mips@linux-mips.org, binutils@sources.redhat.com
In-reply-to: <20030919164119.GH13578@rembrandt.csv.ica.uni-stuttgart.de>
Organization: Technical University of Gdansk
Original-recipient: rfc822;linux-mips@linux-mips.org
Sender: linux-mips-bounce@linux-mips.org
On Fri, 19 Sep 2003, Thiemo Seufer wrote:

> > OK as in "it works for me", and OK as in "this is the correct usage" are
> > two different things. I believe that for a 64-bit kernel either -mabi=64
> > or -mabi=n32 (-mlong64) are the right long term answer,
> 
> A third answer is to add a -msign-extend-addresses switch in the assembler.
> Together with -mabi=64 this would produce optimized ELF64 output.

 Hmm, what do you exactly mean -- is that what I am worrying about?

> > part of Daniel's
> > problem was that his bootloader couldn't deal with ELF64.
> 
> Well, implementing an ELF64 bootloader ins't that hard. :-)

 That depends on how hard it's to replace some firmware.  Using a
secondary boot loader is not always feasible, either.

-- 
+  Maciej W. Rozycki, Technical University of Gdansk, Poland   +
+--------------------------------------------------------------+
+        e-mail: macro@ds2.pg.gda.pl, PGP key available        +


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