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Re: [Qemu-devel] qemu-arm: wrong execution of post-indexed loads when Rm
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From: |
Paul Brook |
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Subject: |
Re: [Qemu-devel] qemu-arm: wrong execution of post-indexed loads when Rm and Rd are the same register |
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Date: |
Thu, 15 Mar 2007 22:04:39 +0000 |
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User-agent: |
KMail/1.9.5 |
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