From: "Zack Weinberg" <zack@codesourcery.com>
To: Eric Christopher <echristo@redhat.com>
Cc: Thiemo Seufer <ica2_ts@csv.ica.uni-stuttgart.de>,
Alexandre Oliva <aoliva@redhat.com>,
"Maciej W. Rozycki" <macro@ds2.pg.gda.pl>,
Atsushi Nemoto <nemoto@toshiba-tops.co.jp>,
linux-mips@linux-mips.org, binutils@sources.redhat.com
Subject: Re: recent binutils and mips64-linux
Date: Tue, 23 Sep 2003 12:45:36 -0700 [thread overview]
Message-ID: <87eky7b867.fsf@codesourcery.com> (raw)
In-Reply-To: <20030923181659.GA30037@nevyn.them.org> (Daniel Jacobowitz's message of "Tue, 23 Sep 2003 14:16:59 -0400")
Daniel Jacobowitz <dan@debian.org> writes:
> On Tue, Sep 23, 2003 at 11:01:11AM -0700, Eric Christopher wrote:
>>
>> I'm still trying to figure out why you are going through such weird
>> contortions at all. I understand not having an elf64 loader. That's what
>> the objcopy comment was for, everything else I don't understand. Why not
>> compile for the abi you want?
>
> Compare the optimal way to load an address into a register when you
> have a full 64-bit address space and when you know that addresses are
> sign extended. I'm told it saves over 100K of code.
Maybe what you really want is an -mdata-model=kernel switch (or some
such spelling) that tells gcc to do the right thing in the first
place?
zw
next prev parent reply other threads:[~2003-09-23 19:49 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-18 21:27 recent binutils and mips64-linux Daniel Jacobowitz
2003-09-19 2:58 ` Eric Christopher
2003-09-19 3:29 ` Atsushi Nemoto
2003-09-19 3:28 ` Daniel Jacobowitz
2003-09-19 7:23 ` Atsushi Nemoto
2003-09-19 5:39 ` Eric Christopher
2003-09-19 12:52 ` Maciej W. Rozycki
2003-09-19 16:20 ` Eric Christopher
2003-09-19 16:41 ` Thiemo Seufer
2003-09-19 16:46 ` Maciej W. Rozycki
2003-09-19 17:08 ` Thiemo Seufer
2003-09-19 17:19 ` Maciej W. Rozycki
2003-09-19 17:40 ` Thiemo Seufer
2003-09-19 18:14 ` Maciej W. Rozycki
2003-09-19 18:28 ` David Kesselring
2003-09-22 21:26 ` Alexandre Oliva
2003-09-22 21:31 ` Daniel Jacobowitz
2003-09-22 23:39 ` Thiemo Seufer
2003-09-23 1:21 ` Eric Christopher
2003-09-23 8:14 ` Thiemo Seufer
2003-09-23 18:01 ` Eric Christopher
2003-09-23 18:16 ` Daniel Jacobowitz
2003-09-23 19:45 ` Zack Weinberg [this message]
2003-09-23 19:56 ` Daniel Jacobowitz
2003-09-23 20:03 ` Thiemo Seufer
2003-09-23 20:06 ` Zack Weinberg
2003-09-23 20:18 ` Thiemo Seufer
2003-09-23 20:28 ` Eric Christopher
2003-09-19 16:42 ` Maciej W. Rozycki
2003-09-19 16:57 ` Thiemo Seufer
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