tests/tcg/s390x/pack.c

   1 #include <unistd.h>
   2
   3 int main(void)
   4 {
   5     char data[] = {0xaa, 0xaa, 0xf1, 0xf2, 0xf3, 0xc4, 0xaa, 0xaa};
   6     char exp[] = {0xaa, 0xaa, 0x00, 0x01, 0x23, 0x4c, 0xaa, 0xaa};
   7     int i;
   8
   9     asm volatile(
  10         "    pack 2(4,%[data]),2(4,%[data])\n"
  11         :
  12         : [data] "r" (&data[0])
  13         : "memory");
  14     for (i = 0; i < 8; i++) {
  15         if (data[i] != exp[i]) {
  16             write(1, "bad data\n", 9);
  17             return 1;
  18         }
  19     }
  20     return 0;
  21 }