i2pd/libi2pd/CPU.cpp

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2018-02-16 19:01:04 +03:00
#include "CPU.h"
#if defined(__x86_64__) || defined(__i386__)
#include <cpuid.h>
#endif
#include "Log.h"
namespace i2p
{
namespace cpu
{
bool aesni = false;
bool avx = false;
void Detect()
{
#if defined(__x86_64__) || defined(__i386__)
int info[4];
__cpuid(0, info[0], info[1], info[2], info[3]);
if (info[0] >= 0x00000001) {
__cpuid(0x00000001, info[0], info[1], info[2], info[3]);
aesni = info[2] & bit_AES; // AESNI
avx = info[2] & bit_AVX; // AVX
}
#endif
if(aesni)
{
LogPrint(eLogInfo, "AESNI enabled");
}
if(avx)
{
LogPrint(eLogInfo, "AVX enabled");
}
}
}
}