Message ID | 1511335676-20797-1-git-send-email-yang.zhong@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 22/11/2017 08:27, Yang Zhong wrote: > Intel IceLake cpu has added new cpu features,AVX512_VBMI2/GFNI/ > VAES/VPCLMULQDQ/AVX512_VNNI/AVX512_BITALG. Those new cpu features > need expose to guest VM. > > The bit definition: > CPUID.(EAX=7,ECX=0):ECX[bit 06] AVX512_VBMI2 > 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] AVX512_VNNI > 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@intel.com> > --- > target/i386/cpu.c | 6 +++--- > target/i386/cpu.h | 6 ++++++ > 2 files changed, 9 insertions(+), 3 deletions(-) > > diff --git a/target/i386/cpu.c b/target/i386/cpu.c > index 045d661..a67ced2 100644 > --- a/target/i386/cpu.c > +++ b/target/i386/cpu.c > @@ -437,9 +437,9 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = { > [FEAT_7_0_ECX] = { > .feat_names = { > NULL, "avx512vbmi", "umip", "pku", > - "ospke", NULL, NULL, NULL, > - NULL, NULL, NULL, NULL, > - NULL, NULL, "avx512-vpopcntdq", NULL, > + "ospke", NULL, "avx512vbmi2", NULL, > + "gfni", "vaes", "vpclmulqdq", "avx512vnni", > + "avx512bitalg", NULL, "avx512-vpopcntdq", NULL, > "la57", NULL, NULL, NULL, > NULL, NULL, "rdpid", NULL, > NULL, NULL, NULL, NULL, > diff --git a/target/i386/cpu.h b/target/i386/cpu.h > index b086b15..cdbf8b0 100644 > --- a/target/i386/cpu.h > +++ b/target/i386/cpu.h > @@ -635,6 +635,12 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS]; > #define CPUID_7_0_ECX_UMIP (1U << 2) > #define CPUID_7_0_ECX_PKU (1U << 3) > #define CPUID_7_0_ECX_OSPKE (1U << 4) > +#define CPUID_7_0_ECX_VBMI2 (1U << 6) /* Additional VBMI Instrs */ > +#define CPUID_7_0_ECX_GFNI (1U << 8) > +#define CPUID_7_0_ECX_VAES (1U << 9) > +#define CPUID_7_0_ECX_VPCLMULQDQ (1U << 10) > +#define CPUID_7_0_ECX_AVX512VNNI (1U << 11) > +#define CPUID_7_0_ECX_AVX512BITALG (1U << 12) > #define CPUID_7_0_ECX_AVX512_VPOPCNTDQ (1U << 14) /* POPCNT for vectors of DW/QW */ > #define CPUID_7_0_ECX_LA57 (1U << 16) > #define CPUID_7_0_ECX_RDPID (1U << 22) > Queued, thanks. Paolo
On Mon, Dec 11, 2017 at 05:17:15PM +0100, Paolo Bonzini wrote: > On 22/11/2017 08:27, Yang Zhong wrote: > > Intel IceLake cpu has added new cpu features,AVX512_VBMI2/GFNI/ > > VAES/VPCLMULQDQ/AVX512_VNNI/AVX512_BITALG. Those new cpu features > > need expose to guest VM. > > > > The bit definition: > > CPUID.(EAX=7,ECX=0):ECX[bit 06] AVX512_VBMI2 > > 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] AVX512_VNNI > > 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@intel.com> > > --- > > target/i386/cpu.c | 6 +++--- > > target/i386/cpu.h | 6 ++++++ > > 2 files changed, 9 insertions(+), 3 deletions(-) > > > > diff --git a/target/i386/cpu.c b/target/i386/cpu.c > > index 045d661..a67ced2 100644 > > --- a/target/i386/cpu.c > > +++ b/target/i386/cpu.c > > @@ -437,9 +437,9 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = { > > [FEAT_7_0_ECX] = { > > .feat_names = { > > NULL, "avx512vbmi", "umip", "pku", > > - "ospke", NULL, NULL, NULL, > > - NULL, NULL, NULL, NULL, > > - NULL, NULL, "avx512-vpopcntdq", NULL, > > + "ospke", NULL, "avx512vbmi2", NULL, > > + "gfni", "vaes", "vpclmulqdq", "avx512vnni", > > + "avx512bitalg", NULL, "avx512-vpopcntdq", NULL, > > "la57", NULL, NULL, NULL, > > NULL, NULL, "rdpid", NULL, > > NULL, NULL, NULL, NULL, > > diff --git a/target/i386/cpu.h b/target/i386/cpu.h > > index b086b15..cdbf8b0 100644 > > --- a/target/i386/cpu.h > > +++ b/target/i386/cpu.h > > @@ -635,6 +635,12 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS]; > > #define CPUID_7_0_ECX_UMIP (1U << 2) > > #define CPUID_7_0_ECX_PKU (1U << 3) > > #define CPUID_7_0_ECX_OSPKE (1U << 4) > > +#define CPUID_7_0_ECX_VBMI2 (1U << 6) /* Additional VBMI Instrs */ > > +#define CPUID_7_0_ECX_GFNI (1U << 8) > > +#define CPUID_7_0_ECX_VAES (1U << 9) > > +#define CPUID_7_0_ECX_VPCLMULQDQ (1U << 10) > > +#define CPUID_7_0_ECX_AVX512VNNI (1U << 11) > > +#define CPUID_7_0_ECX_AVX512BITALG (1U << 12) > > #define CPUID_7_0_ECX_AVX512_VPOPCNTDQ (1U << 14) /* POPCNT for vectors of DW/QW */ > > #define CPUID_7_0_ECX_LA57 (1U << 16) > > #define CPUID_7_0_ECX_RDPID (1U << 22) > > > > Queued, thanks. > Thanks Paolo! Regards, Yang > Paolo
diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 045d661..a67ced2 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -437,9 +437,9 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = { [FEAT_7_0_ECX] = { .feat_names = { NULL, "avx512vbmi", "umip", "pku", - "ospke", NULL, NULL, NULL, - NULL, NULL, NULL, NULL, - NULL, NULL, "avx512-vpopcntdq", NULL, + "ospke", NULL, "avx512vbmi2", NULL, + "gfni", "vaes", "vpclmulqdq", "avx512vnni", + "avx512bitalg", NULL, "avx512-vpopcntdq", NULL, "la57", NULL, NULL, NULL, NULL, NULL, "rdpid", NULL, NULL, NULL, NULL, NULL, diff --git a/target/i386/cpu.h b/target/i386/cpu.h index b086b15..cdbf8b0 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -635,6 +635,12 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS]; #define CPUID_7_0_ECX_UMIP (1U << 2) #define CPUID_7_0_ECX_PKU (1U << 3) #define CPUID_7_0_ECX_OSPKE (1U << 4) +#define CPUID_7_0_ECX_VBMI2 (1U << 6) /* Additional VBMI Instrs */ +#define CPUID_7_0_ECX_GFNI (1U << 8) +#define CPUID_7_0_ECX_VAES (1U << 9) +#define CPUID_7_0_ECX_VPCLMULQDQ (1U << 10) +#define CPUID_7_0_ECX_AVX512VNNI (1U << 11) +#define CPUID_7_0_ECX_AVX512BITALG (1U << 12) #define CPUID_7_0_ECX_AVX512_VPOPCNTDQ (1U << 14) /* POPCNT for vectors of DW/QW */ #define CPUID_7_0_ECX_LA57 (1U << 16) #define CPUID_7_0_ECX_RDPID (1U << 22)
Intel IceLake cpu has added new cpu features,AVX512_VBMI2/GFNI/ VAES/VPCLMULQDQ/AVX512_VNNI/AVX512_BITALG. Those new cpu features need expose to guest VM. The bit definition: CPUID.(EAX=7,ECX=0):ECX[bit 06] AVX512_VBMI2 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] AVX512_VNNI 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@intel.com> --- target/i386/cpu.c | 6 +++--- target/i386/cpu.h | 6 ++++++ 2 files changed, 9 insertions(+), 3 deletions(-)