Musa-Cpp-Lib-V2/lib/Base/CPU_X64.cpp

26 lines
439 B
C++

#if OS_WINDOWS
#include <intrin.h>
int CPU_Base_Frequency() {
int cpuInfo[4] = {0};
// Call CPUID with EAX = 0x16 (Base CPU Frequency)
__cpuid(cpuInfo, 0x16);
return cpuInfo[0];
}
#endif
#if OS_IS_UNIX
#include <cpuid.h>
int CPU_Base_Frequency() {
unsigned int eax, ebx, ecx, edx;
if (__get_cpuid(0x16, &eax, &ebx, &ecx, &edx)) {
return eax;
}
return 0; // not found or supported
}
#endif