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RE: [Xen-devel] [PATCH] add MOVSX instr support to VMX MMIO decoder


  • To: "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>
  • From: "Li, Xin B" <xin.b.li@xxxxxxxxx>
  • Date: Fri, 11 Nov 2005 17:49:07 +0800
  • Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • Delivery-date: Fri, 11 Nov 2005 09:49:26 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcXmpJoEvU7155dxRkODR3s7dQ6BigAAEMpA
  • Thread-topic: [Xen-devel] [PATCH] add MOVSX instr support to VMX MMIO decoder

>
>On 11 Nov 2005, at 08:25, Li, Xin B wrote:
>
>> Add MOVSX instr support to VMX MMIO decoder.
>>
>> Signed-off-by: Xin Li <xin.b.li@xxxxxxxxx>
>
>Applied, but I want you guys to know that the vmx mmio decoder is 
>ultimately going to be replaced by x86_emulate.c (a copy of which will 
>be compiled into both Xen and into qemu-dm). I think MOVSX is 
>the first 
>extension you've applied that isn't currently supported by 
>x86_emulate.c; the other numerous decoder extensions could have been 
>avoided by using the emulator that already existed in Xen.
>
>  -- Keir
>

We will definitely do that, but xen 3.0.0 is very near.
-Xin

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