Add AVX-VNNI-INT8 support to <sys/platform/x86.h>.
Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com>
@item
@code{AVX_VNNI} -- The AVX-VNNI instruction extensions.
+@item
+@code{AVX_VNNI_INT8} -- The AVX-VNNI-INT8 instruction extensions.
+
@item
@code{AVX512_4FMAPS} -- The AVX512_4FMAPS instruction extensions.
x86_cpu_LAM = x86_cpu_index_7_ecx_1_eax + 26,
x86_cpu_MSRLIST = x86_cpu_index_7_ecx_1_eax + 27,
+ x86_cpu_index_7_ecx_1_edx
+ = (CPUID_INDEX_7_ECX_1 * 8 * 4 * sizeof (unsigned int)
+ + cpuid_register_index_edx * 8 * sizeof (unsigned int)),
+
+ x86_cpu_AVX_VNNI_INT8 = x86_cpu_index_7_ecx_1_edx + 4,
+
x86_cpu_index_19_ebx
= (CPUID_INDEX_19 * 8 * 4 * sizeof (unsigned int)
+ cpuid_register_index_ebx * 8 * sizeof (unsigned int)),
CPU_FEATURE_SET_ACTIVE (cpu_features, AVX_IFMA);
/* Determine if AVX-VNNI is usable. */
CPU_FEATURE_SET_ACTIVE (cpu_features, AVX_VNNI);
+ /* Determine if AVX-VNNI-INT8 is usable. */
+ CPU_FEATURE_SET_ACTIVE (cpu_features, AVX_VNNI_INT8);
/* Determine if FMA is usable. */
CPU_FEATURE_SET_ACTIVE (cpu_features, FMA);
/* Determine if VAES is usable. */
#define bit_cpu_AVX_IFMA (1u << 23)
#define bit_cpu_LAM (1u << 26)
+/* EDX. */
+#define bit_cpu_AVX_VNNI_INT8 (1u << 4)
+
/* CPUID_INDEX_19. */
/* EBX. */
#define index_cpu_HRESET CPUID_INDEX_7_ECX_1
#define index_cpu_AVX_IFMA CPUID_INDEX_7_ECX_1
#define index_cpu_LAM CPUID_INDEX_7_ECX_1
+#define index_cpu_AVX_VNNI_INT8 CPUID_INDEX_7_ECX_1
/* CPUID_INDEX_19. */
#define reg_AVX_IFMA eax
#define reg_LAM eax
+/* EDX. */
+#define reg_AVX_VNNI_INT8 edx
+
/* CPUID_INDEX_19. */
/* EBX. */
CHECK_CPU_FEATURE_PRESENT (AVX_IFMA);
CHECK_CPU_FEATURE_PRESENT (LAM);
CHECK_CPU_FEATURE_PRESENT (MSRLIST);
+ CHECK_CPU_FEATURE_PRESENT (AVX_VNNI_INT8);
CHECK_CPU_FEATURE_PRESENT (AESKLE);
CHECK_CPU_FEATURE_PRESENT (WIDE_KL);
CHECK_CPU_FEATURE_PRESENT (PTWRITE);
CHECK_CPU_FEATURE_ACTIVE (FSRCS);
CHECK_CPU_FEATURE_ACTIVE (AMX_FP16);
CHECK_CPU_FEATURE_ACTIVE (AVX_IFMA);
+ CHECK_CPU_FEATURE_ACTIVE (AVX_VNNI_INT8);
CHECK_CPU_FEATURE_ACTIVE (AESKLE);
CHECK_CPU_FEATURE_ACTIVE (WIDE_KL);
CHECK_CPU_FEATURE_ACTIVE (PTWRITE);