Re: [Qemu-devel] [PATCH] target-i386: add Intel AVX-512 support

[Eduardo Habkost]

On Thu, Oct 23, 2014 at 04:34:46PM +0200, Paolo Bonzini wrote:
> On 10/23/2014 05:02 AM, Chao Peng wrote:
> > Add AVX512 feature bits, register definition and corresponding
> > xsave/vmstate support.
> > 
> > Signed-off-by: Chao Peng <address@hidden>
> > ---
> >  target-i386/cpu.c     |   10 ++++--
> >  target-i386/cpu.h     |   61 ++++++++++++++++++++++++++++++++++
> >  target-i386/kvm.c     |   19 +++++++++++
> >  target-i386/machine.c |   87 
> > +++++++++++++++++++++++++++++++++++++++++++++++++
> >  4 files changed, 175 insertions(+), 2 deletions(-)
> 
> Looks good---Eduardo, Juan, can you look at it too?  Documentation is at
> 
> https://software.intel.com/sites/default/files/managed/68/8b/319433-019.pdf
> 
> See Tables 2-5, 3-6, 3-7, 3-8.

Also, if anybody is confused by the TARGET_X86_64 #ifdefs, see section
1.2.2 32 SIMD Register Support ("The number of available vector
registers in 32-bit mode is still 8").

-- 
Eduardo