Re: -cpu core2duo still has no SSE4 support?

Jun Koi
2011-09-15T09:15:16Z

On Thu, Sep 15, 2011 at 5:05 PM, Sasha Levin <levinsasha928@gmail.com> wrote:
> On Thu, 2011-09-15 at 17:04 +0800, Jun Koi wrote:
>> hi,
>>
>> i run kvm with "-cpu core2duo" option, but /proc/cpuinfo only shows
>> SSE and SSE2.
>> my host is Core i7, so i suppose that i should have SSE4 with this
>> option, but it seems not?
>>
>> is there any way to get SSE4?
>
> How about just running it with '-cpu host'?

hah, that works, thanks!

but then there are 2 problems:

- "-cpu host" should be exposed in the doc. "kvm -cpu ?" reports no
such option, so i missed it.
- "-cpu core2duo" should enable SSE4, but it doesnt. a bug?

thanks,
Jun