mirror of
https://github.com/Dr-Noob/cpufetch.git
synced 2026-03-25 16:00:39 +01:00
25 lines
501 B
C
25 lines
501 B
C
void cpuid(unsigned int *eax, unsigned int *ebx,
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unsigned int *ecx, unsigned int *edx)
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{
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asm volatile("cpuid"
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: "=a" (*eax),
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"=b" (*ebx),
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"=c" (*ecx),
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"=d" (*edx)
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: "0" (*eax), "2" (*ecx));
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}
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#include <stdio.h>
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int main(int argc, char **argv)
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{
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unsigned eax, ebx, ecx, edx;
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eax = 0x0000000B;
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ecx = 0x00000000;
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cpuid(&eax, &ebx, &ecx, &edx);
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printf("Threads per core=%d\n", ebx & 0xF);
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}
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