diff options
Diffstat (limited to 'src/lib/utils/cpuid/cpuid.h')
| -rw-r--r-- | src/lib/utils/cpuid/cpuid.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/lib/utils/cpuid/cpuid.h b/src/lib/utils/cpuid/cpuid.h index 4c0f1668b..633824a6c 100644 --- a/src/lib/utils/cpuid/cpuid.h +++ b/src/lib/utils/cpuid/cpuid.h @@ -98,6 +98,7 @@ class BOTAN_PUBLIC_API(2,1) CPUID final CPUID_RDTSC_BIT = (1ULL << 10), CPUID_BMI2_BIT = (1ULL << 11), CPUID_ADX_BIT = (1ULL << 12), + CPUID_BMI1_BIT = (1ULL << 13), // Crypto-specific ISAs CPUID_AESNI_BIT = (1ULL << 16), @@ -215,6 +216,12 @@ class BOTAN_PUBLIC_API(2,1) CPUID final { return has_cpuid_bit(CPUID_AVX512F_BIT); } /** + * Check if the processor supports BMI1 + */ + static bool has_bmi1() + { return has_cpuid_bit(CPUID_BMI1_BIT); } + + /** * Check if the processor supports BMI2 */ static bool has_bmi2() |