From: Daniel Jacobowitz <dan@debian.org>
To: Andreas Jaeger <aj@suse.de>
Cc: Guido Guenther <guido.guenther@gmx.net>, linux-mips@oss.sgi.com
Subject: Re: understanding elf_machine_load_address
Date: Sat, 8 Dec 2001 11:47:13 -0500 [thread overview]
Message-ID: <20011208114713.A20432@nevyn.them.org> (raw)
In-Reply-To: <u8n10tg2oy.fsf@gromit.moeb>
On Sat, Dec 08, 2001 at 04:18:53PM +0100, Andreas Jaeger wrote:
> > " bltzal $0, here\n"
> > " nop\n"
> > "here: subu %0, $31, %0\n"
>
> Subtract shared address of "here" from address of "here" at build time
> - and you know at which address byte 0 of the shared library is
> loaded.
Wait a second. Does bltzal fill in $31 even on a not-taken branch?
Because bltzal $0 should never be taken. My handy MIPS reference and
SPIM seem to agree that it won't fill in $31.
--
Daniel Jacobowitz Carnegie Mellon University
MontaVista Software Debian GNU/Linux Developer
next prev parent reply other threads:[~2001-12-08 17:49 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-08 14:11 understanding elf_machine_load_address Guido Guenther
2001-12-08 15:18 ` Andreas Jaeger
2001-12-08 16:37 ` Guido Guenther
2001-12-08 16:47 ` Daniel Jacobowitz [this message]
2001-12-08 19:42 ` Andreas Jaeger
2001-12-08 20:23 ` Guido Guenther
2001-12-08 20:52 ` Andreas Jaeger
2001-12-08 21:03 ` Daniel Jacobowitz
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