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From: "Blue Swirl" <blauwirbel@gmail.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] RFC: fix run of 32 bits Linux executables on 64 bits targets
Date: Wed, 10 Oct 2007 19:09:56 +0300	[thread overview]
Message-ID: <f43fc5580710100909q7476748ax8e0d5ce270aa59cd@mail.gmail.com> (raw)
In-Reply-To: <470C8AD9.6000002@bellard.org>

On 10/10/07, Fabrice Bellard <fabrice@bellard.org> wrote:
> J. Mayer wrote:
> > Following the patches done for elfload32, it appeared to me that there
> > were still problems that would prevent 32 bits executables to run on 64
> > bits target in linux user mode emulation.
>  > [...]
>
> Are you sure it is a good idea to try to add 32 bit executable support
> to a 64 bit target ? In the end you will need to write a 64 bit to 32
> bit linux syscall converter which would mean duplicating all the
> linux-user code of the corresponding 32 bit target (think of ioctls with
> strutures, signals frames, etc...).

True. But I hope some day we have Solaris binary execution support,
and we need this 32+64 mode for that. I think Linux can emulate
Solaris system calls.

  reply	other threads:[~2007-10-10 16:10 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-10  7:42 [Qemu-devel] RFC: fix run of 32 bits Linux executables on 64 bits targets J. Mayer
2007-10-10  8:18 ` Fabrice Bellard
2007-10-10 16:09   ` Blue Swirl [this message]
2007-10-10 17:49   ` Thiemo Seufer
2007-10-10 18:40     ` Fabrice Bellard
2007-10-10 19:02       ` Blue Swirl
2007-10-10 21:51         ` J. Mayer
2007-10-11 15:17       ` Thiemo Seufer
2007-10-11 15:47         ` Blue Swirl
2007-10-11 16:00           ` Thiemo Seufer
2007-10-11 19:26       ` Blue Swirl
2007-10-11 22:00         ` J. Mayer
2007-10-12 16:21           ` Blue Swirl
2007-10-12 18:42             ` Thiemo Seufer
2007-10-12 19:37               ` Blue Swirl
2007-10-12 20:24                 ` Thiemo Seufer
2007-10-10 16:01 ` Blue Swirl
2007-10-10 18:42   ` J. Mayer

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