i have a task: Check exist on my platform commands AVX, SSE (SSE1-SSE4.2), FPU. My assembler code do not work, and i can not unterstand why. I think so the thing in not correct description output modifiers.

    unsigned int AVX;
unsigned int SSE1;
unsigned int SSE2;
unsigned int SSE3;
unsigned int SSSE3;
unsigned int SSE41;
unsigned int SSE42;
unsigned int FPU;
__asm__(
    "cpuid\n\t"
    "movl %