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Re: [Qemu-devel] [PATCH 2/2] s390x: Ignore sam31
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From: |
Alexander Graf |
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Subject: |
Re: [Qemu-devel] [PATCH 2/2] s390x: Ignore sam31 |
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Date: |
Tue, 04 Nov 2014 20:06:01 +0100 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 |
On 04.11.14 19:40, Bastian Koppelmann wrote:
> Hi Alex,
>
> I'm not really happy with that. A brief look into the instruction manual
> shows, that modal instructions have different outputs depending on the
> addressing mode. On the long run it would be better to implement this.
> That said I'm not an expert on s390x and there is a reason we're only
> doing 64-bit.
IIRC we even do support 31bit mode - we merely would need to set the
respective PSW bit :).
I'll give that a try.
Alex