From: Paul Brook <paul@codesourcery.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] qemu-arm: wrong execution of post-indexed loads when Rm and Rd are the same register
Date: Thu, 15 Mar 2007 22:04:39 +0000 [thread overview]
Message-ID: <200703152204.41337.paul@codesourcery.com> (raw)
In-Reply-To: <45F9C0E2.20708@wanadoo.fr>
On Thursday 15 March 2007 21:55, Laurent Desnogues wrote:
> Paul Brook a écrit :
> > I suggest you check again. I'm fairly sure the arm926 implements the Base
> > Restored abort model.
>
> Yes, but arm7 is Based Updated IIRC. What particular implementation
> does Qemu target?
Qemu currently emulates arm926 or arm1026.
For userspace emulation we have to use the Base Restored model because that's
what linux implements, even on Base Updated hardware.
In recent revisions of the ARM Architecture (v6+) Base Restored is the only
model allowed.
Paul
next prev parent reply other threads:[~2007-03-15 22:05 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-15 19:35 [Qemu-devel] qemu-arm: wrong execution of post-indexed loads when Rm and Rd are the same register Lauro Ramos Venancio
2007-03-15 19:43 ` [Qemu-devel] " Lauro Ramos Venancio
2007-03-15 20:03 ` [Qemu-devel] " Paul Brook
2007-03-15 20:32 ` Rodrigo Vivi
2007-03-15 21:10 ` Paul Brook
2007-03-15 21:19 ` Rodrigo Vivi
2007-03-15 21:55 ` Laurent Desnogues
2007-03-15 22:04 ` Paul Brook [this message]
2007-03-16 20:42 ` Lauro Ramos Venancio
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