1 #include <stdio.h> 2 #include <assert.h> 3 4 int main(void) 5 { 6 int value, rd; 7 int *p; 8 unsigned long addr, index; 9 int result; 10 11 value = 0xBCDEF389; 12 p = &value; 13 addr = (unsigned long)p; 14 index = 0; 15 result = value & 0xFF; 16 __asm 17 ("lbux %0, %1(%2)\n\t" 18 : "=r"(rd) 19 : "r"(index), "r"(addr) 20 ); 21 22 assert(rd == result); 23 24 return 0; 25 } 26