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Re: [Qemu-devel] [PATCH v2 56/60] target-i386: Tidy gen_add_A0_im
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From: |
Peter Maydell |
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Subject: |
Re: [Qemu-devel] [PATCH v2 56/60] target-i386: Tidy gen_add_A0_im |
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Date: |
Fri, 27 Dec 2013 15:32:18 +0000 |
On 27 December 2013 15:17, Richard Henderson <address@hidden> wrote:
> On 12/26/2013 02:34 PM, Peter Maydell wrote:
>> Looking a bit more closely, is it even possible for code64 to be
>> 1 if we're in real or vm86 mode? If not, then the behaviour here
>> is unchanged (ie still always zero extends).
>
> No, real or vm86 mode implies 16-bit.
In that case
Reviewed-by: Peter Maydell <address@hidden>
since that means this patch isn't changing anything (though
as you say the zero-extend is probably strictly speaking a
bug).
-- PMM