1#include"io.h" 2 3int main(void) 4{ 5 long long rd, rs, rt; 6 long long result; 7 8 rs = 0x12345678; 9 rt = 0x87654321; 10 result = 0xC6E80A2C; 11 12 __asm 13 ("subuh_r.qb %0, %1, %2\n\t" 14 : "=r"(rd) 15 : "r"(rs), "r"(rt) 16 ); 17 if (rd != result) { 18 printf("1 subuh_r.qb wrong\n"); 19 return -1; 20 } 21 22 rs = 0xBEFC292A; 23 rt = 0x9205C1B4; 24 result = 0x167cb4bb; 25 26 __asm 27 ("subuh_r.qb %0, %1, %2\n\t" 28 : "=r"(rd) 29 : "r"(rs), "r"(rt) 30 ); 31 if (rd != result) { 32 printf("2 subuh_r.qb wrong\n"); 33 return -1; 34 } 35 36 return 0; 37} 38