tests/tcg/s390x/mvo.c

   1 #include <stdint.h>
   2 #include <stdio.h>
   3
   4 int main(void)
   5 {
   6     uint8_t dest[6] = {0xff, 0x77, 0x88, 0x99, 0x0c, 0xff};
   7     uint8_t src[5] = {0xee, 0x12, 0x34, 0x56, 0xee};
   8     uint8_t expected[6] = {0xff, 0x01, 0x23, 0x45, 0x6c, 0xff};
   9     int i;
  10
  11     asm volatile (
  12         "    mvo 0(4,%[dest]),0(3,%[src])\n"
  13         :
  14         : [dest] "d" (dest + 1),
  15           [src] "d" (src + 1)
  16         : "memory");
  17
  18     for (i = 0; i < sizeof(expected); i++) {
  19         if (dest[i] != expected[i]) {
  20             fprintf(stderr, "bad data\n");
  21             return 1;
  22         }
  23     }
  24     return 0;
  25 }