Re: [Xen-devel] [PATCH v2 1/4] x86/cpuid: Enable new SSE/AVX/AVX512 cpu features

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 10.11.17 at 10:36, <yang.zhong@xxxxxxxxx> wrote:
> Intel IceLake cpu has added new cpu features: AVX512VBMI2/GFNI/
> VAES/AVX512VNNI/AVX512BITALG/VPCLMULQDQ. Those new cpu features
> need expose to guest.
> 
> The bit definition:
> CPUID.(EAX=7,ECX=0):ECX[bit 06] AVX512VBMI2
> CPUID.(EAX=7,ECX=0):ECX[bit 08] GFNI
> CPUID.(EAX=7,ECX=0):ECX[bit 09] VAES
> CPUID.(EAX=7,ECX=0):ECX[bit 10] VPCLMULQDQ
> CPUID.(EAX=7,ECX=0):ECX[bit 11] AVX512VNNI
> CPUID.(EAX=7,ECX=0):ECX[bit 12] AVX512_BITALG
> 
> The release document ref below link:
> https://software.intel.com/sites/default/files/managed/c5/15/\ 
> architecture-instruction-set-extensions-programming-reference.pdf
> 
> Signed-off-by: Yang Zhong <yang.zhong@xxxxxxxxx>

Properly placed last in the series, the non-toolstack parts here
Acked-by: Jan Beulich <jbeulich@xxxxxxxx>

Jan


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