1#include "io.h" 2 3int main(void) 4{ 5 long long rd, rs, rt; 6 long long res; 7 8 rs = 0x1234567887654321; 9 rt = 0xabcdef9812345678; 10 11 res = 0x87654321abcdef98; 12 13 __asm 14 ("packrl.pw %0, %1, %2\n\t" 15 : "=r"(rd) 16 : "r"(rs), "r"(rt) 17 ); 18 if (rd != res) { 19 printf("packrl.pw error\n"); 20 return -1; 21 } 22 23 return 0; 24} 25