gas/testsuite/gas/bpf/atomic-pseudoc.s

   1         # Test for eBPF atomic pseudo-C instructions.
   2         .text
   3         lock *(u64 *)(r1 + 0x1eef) += r2
   4         lock *(u32 *)(r1 + 0x1eef) += r2
   5         lock *(u64*)(r1+0x1eef)+=r2
   6         lock *(u32*)(r1+0x1eef)+=r2
   7         lock *(u64*)(r1+0x1eef)&=r2
   8         lock *(u32*)(r1+0x1eef)&=r2
   9         lock *(u64*)(r1+0x1eef)|=r2
  10         lock *(u32*)(r1+0x1eef)|=r2
  11         lock *(u64*)(r1+0x1eef)^=r2
  12         lock *(u32*)(r1+0x1eef)^=r2
  13         r2 = atomic_fetch_add((u64*)(r1+0x1eef),r2)
  14         w2 = atomic_fetch_add((u32*)(r1+0x1eef),w2)
  15         r2 = atomic_fetch_and((u64*)(r1+0x1eef),r2)
  16         w2 = atomic_fetch_and((u32*)(r1+0x1eef),w2)
  17         r2 = atomic_fetch_or((u64*)(r1+0x1eef),r2)
  18         w2 = atomic_fetch_or((u32*)(r1+0x1eef),w2)
  19         r2 = atomic_fetch_xor((u64*)(r1+0x1eef),r2)
  20         w2 = atomic_fetch_xor((u32*)(r1+0x1eef),w2)
  21         r0 = cmpxchg_64(r1+0x4,r0,r2)
  22         w0 = cmpxchg32_32(r2+0x4,w0,w3)
  23         r2 = xchg_64(r1+0x8,r2)
  24         w3 = xchg32_32(r1+0x8,w3)