LXR qemu/tests/tcg/s390x/ipm.c

   1#include <stdint.h>
   2#include <unistd.h>
   3
   4int main(void)
   5{
   6    uint32_t op1 = 0x55555555;
   7    uint32_t op2 = 0x44444444;
   8    uint64_t cc = 0xffffffffffffffffull;
   9
  10    asm volatile(
  11        "    clc 0(4,%[op1]),0(%[op2])\n"
  12        "    ipm %[cc]\n"
  13        : [cc] "+r" (cc)
  14        : [op1] "r" (&op1),
  15          [op2] "r" (&op2)
  16        : "cc");
  17    if (cc != 0xffffffff20ffffffull) {
  18        write(1, "bad cc\n", 7);
  19        return 1;
  20    }
  21    return 0;
  22}
  23