From: David Edelsohn <dje@watson.ibm.com>
To: Dan Brennan <dmb8@optonline.net>
Cc: LinuxPPC-Dev <linuxppc-dev@lists.linuxppc.org>
Subject: Re: as question
Date: Thu, 18 Apr 2002 16:25:41 -0400 [thread overview]
Message-ID: <200204182025.QAA29880@makai.watson.ibm.com> (raw)
In-Reply-To: Message from Dan Brennan <dmb8@optonline.net> of "Thu, 18 Apr 2002 16:17:56 EDT." <3CBF29F4.B00B75B6@optonline.net>
>>>>> Dan Brennan writes:
Dan> In arch/ppc/kernel/head.S the following code segment exists:
Dan> lis r0,start_here@h
Dan> ori r0,r0,start_here@l
Dan> However, when I do objdump on head.o this is what appears:
Dan> 94: 3c 00 00 00 lis r0,0
Dan> 98: 60 00 00 00 nop
Dan> It appears that the code which loads the address of the label start_here
Dan> does not get assembled correctly. Is this observation correct?
What do those instructions look like in the final executable after
the link-editor has statically substituted the address of the start_here
symbol?
David
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2002-04-18 20:25 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-18 20:17 as question Dan Brennan
2002-04-18 20:25 ` David Edelsohn [this message]
2002-04-18 20:40 ` Dan Brennan
2002-04-18 22:47 ` Dan Malek
2002-04-19 7:37 ` asm info Giuliano Pochini
2002-04-18 21:42 ` Benjamin Herrenschmidt
2002-04-19 13:37 ` Giuliano Pochini
2002-04-19 8:14 ` Kaoru Fukui
2002-04-19 13:12 ` Giuliano Pochini
2002-04-19 10:07 ` as question Gabriel Paubert
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