#include "io.h" int main(void) { long long rd, rs, result; rs = 0x12345678ABCDEF0; result = 0x000000000001E258; __asm ("raddu.l.ob %0, %1, %2\n\t" : "=r"(rd) : "r"(rs) ); if (rd != result) { printf("raddu.l.ob error\n"); return -1; } return 0; }