(Linux)coprocessor CPUID 확인

#include <stdio.h>
 
#ifndef REAL
        #define REAL double
#endif
 
#ifndef LOOP_SIZE
        #define LOOP_SIZE 5000000000
#endif
 
static inline void vfma64_operation_d1();
 
int main(){
        unsigned int i,f;
 
        for (i=0 ; i<LOOP_SIZE/8 ; i++) {
                vfma64_operation_d1();
        }
 
        return 0;
}
 
// Diffence bw. Dest and Src1
static inline void vfma64_operation_d1() {
 
        __asm__ __volatile__ (
                        "vfma.F64       d0, d1, d2 \n\t"
                        : \
                        : \
                        : \
                        );
 
 
}