1 #include<stdio.h> 2 #include<assert.h> 3 main()4int main() 5 { 6 int rd, rs, rt; 7 int result; 8 9 rs = 0x00000010; 10 rt = 0x00000001; 11 result = 0x00000008; 12 13 __asm 14 ("addqh.w %0, %1, %2\n\t" 15 : "=r"(rd) 16 : "r"(rs), "r"(rt) 17 ); 18 19 assert(rd == result); 20 21 rs = 0xFFFFFFFE; 22 rt = 0x00000001; 23 result = 0xFFFFFFFF; 24 25 __asm 26 ("addqh.w %0, %1, %2\n\t" 27 : "=r"(rd) 28 : "r"(rs), "r"(rt) 29 ); 30 31 assert(rd == result); 32 33 return 0; 34 } 35