CPUID

A class handling runtime CPU feature detection

class CPUID {

static size_t cacheLineSize();

static bool hasRdtsc();

static bool hasSse2();

static bool hasSsse3();

static bool hasSse41();

static bool hasSse42();

static bool hasAvx2();

static bool hasAvx512f();

static bool hasBmi2();

static bool hasAesNi();

static bool hasClmul();

static bool hasIntelSha();

static bool hasAdx();

static bool hasRdrand();

static bool hasRdseed();

static bool hasAltivec();

static string toString();

}

Members

Static functions

cacheLineSize size_t cacheLineSize(): Return a best guess of the cache line size
hasAdx bool hasAdx(): Check if the processor supports ADX extension
hasAesNi bool hasAesNi(): Check if the processor supports AES-NI
hasAltivec bool hasAltivec(): Check if the processor supports AltiVec/VMX
hasAvx2 bool hasAvx2(): Check if the processor supports AVX2
hasAvx512f bool hasAvx512f(): Check if the processor supports AVX-512F
hasBmi2 bool hasBmi2(): Check if the processor supports BMI2
hasClmul bool hasClmul(): Check if the processor supports CLMUL
hasIntelSha bool hasIntelSha(): Check if the processor supports Intel SHA extension
hasRdrand bool hasRdrand(): Check if the processor supports RDRAND
hasRdseed bool hasRdseed(): Check if the processor supports RDSEED
hasRdtsc bool hasRdtsc(): Check if the processor supports RDTSC
hasSse2 bool hasSse2(): Check if the processor supports SSE2
hasSse41 bool hasSse41(): Check if the processor supports SSE4.1
hasSse42 bool hasSse42(): Check if the processor supports SSE4.2
hasSsse3 bool hasSsse3(): Check if the processor supports SSSE3
toString string toString(): Undocumented in source. Be warned that the author may not have intended to support it.

Meta

Source

See Implementation

botan utils cpuid classes

CPUID

functions