Kindly ping for any comments. BR, Jiaxi
On 12/8/2022 3:19 PM, Jiaxi Chen wrote: > Latest Intel platform Granite Rapids/Sierra Forest has introduced below > new instructions and CPUIDs: > > - CMPccXADD CPUID.(EAX=7,ECX=1):EAX[bit 7] > - AMX-FP16 CPUID.(EAX=7,ECX=1):EAX[bit 21] > - AVX-IFMA CPUID.(EAX=7,ECX=1):EAX[bit 23] > - AVX-VNNI-INT8 CPUID.(EAX=7,ECX=1):EDX[bit 4] > - AVX-NE-CONVERT CPUID.(EAX=7,ECX=1):EDX[bit 5] > - PREFETCHITI CPUID.(EAX=7,ECX=1):EDX[bit 14] > > Details can be found in recent Intel ISE (Instruction Set Extensions)[1]. > > Linux 6.2 will support for advertising these features to userspace. KVM > patches have been merged into kvm/next[2]. This patch series adds CPUID > definitions of the corresponding features in QEMU. > > [1] Intel ISE: https://cdrdv2.intel.com/v1/dl/getContent/671368 > [2] kvm/next: https://git.kernel.org/pub/scm/virt/kvm/kvm.git > > Jiaxi Chen (6): > target/i386: Add support for CMPCCXADD in CPUID enumeration > target/i386: Add support for AMX-FP16 in CPUID enumeration > target/i386: Add support for AVX-IFMA in CPUID enumeration > target/i386: Add support for AVX-VNNI-INT8 in CPUID enumeration > target/i386: Add support for AVX-NE-CONVERT in CPUID enumeration > target/i386: Add support for PREFETCHIT0/1 in CPUID enumeration > > target/i386/cpu.c | 26 +++++++++++++++++++++++--- > target/i386/cpu.h | 15 +++++++++++++++ > 2 files changed, 38 insertions(+), 3 deletions(-) > > > base-commit: ea3a008d2d9ced9c4f93871c823baee237047f93 -- Regards, Jiaxi
