From: Pedro Alves <pedro@codesourcery.com>
To: gdb@sourceware.org
Cc: Michael Snyder <msnyder@vmware.com>
Subject: Re: Random gdbserver question (x86)
Date: Wed, 31 Mar 2010 01:19:00 -0000 [thread overview]
Message-ID: <201003310219.49529.pedro@codesourcery.com> (raw)
In-Reply-To: <4BB28BF2.8080100@vmware.com>
On Wednesday 31 March 2010 00:40:34, Michael Snyder wrote:
> Question -- is gdbserver "multi-arch" to the extent that a 32-bit
> gdbserver (built with target = i386) can debug a 64-bit app?
No, only the other way around. It's "multi-arch" to the extent
that a linux 64-bit gdbserver (built with target = x86-64) can
debug a 32-bit app. It used to only be, only 64x64 or 32x32 was
possible; with multi-arch, 64x32 was made possible.
> I ask because linux-x86-low.c is full of ifdefs on the architecture.
> It looks like most of the 64-bit code won't be compiled if the
> build machine is 32-bit.
Correct.
--
Pedro Alves
next prev parent reply other threads:[~2010-03-31 1:19 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-30 23:40 Michael Snyder
2010-03-31 1:19 ` Pedro Alves [this message]
2010-03-31 17:27 ` Michael Snyder
2010-03-31 17:35 ` Michael Snyder
2010-03-31 17:43 ` Pedro Alves
2010-03-31 17:46 ` Michael Snyder
2010-03-31 17:48 ` Daniel Jacobowitz
2010-03-31 17:56 ` Michael Snyder
2010-03-31 17:57 ` Mark Kettenis
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