gcc/testsuite/gcc.target/aarch64/atomic-op-short.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3
   4 short v = 0;
   5
   6 short
   7 atomic_fetch_add_RELAXED (short a)
   8 {
   9   return __atomic_fetch_add (&v, a, __ATOMIC_RELAXED);
  10 }
  11
  12 short
  13 atomic_fetch_sub_RELAXED (short a)
  14 {
  15   return __atomic_fetch_sub (&v, a, __ATOMIC_RELAXED);
  16 }
  17
  18 short
  19 atomic_fetch_and_RELAXED (short a)
  20 {
  21   return __atomic_fetch_and (&v, a, __ATOMIC_RELAXED);
  22 }
  23
  24 short
  25 atomic_fetch_nand_RELAXED (short a)
  26 {
  27   return __atomic_fetch_nand (&v, a, __ATOMIC_RELAXED);
  28 }
  29
  30 short
  31 atomic_fetch_xor_RELAXED (short a)
  32 {
  33   return __atomic_fetch_xor (&v, a, __ATOMIC_RELAXED);
  34 }
  35
  36 short
  37 atomic_fetch_or_RELAXED (short a)
  38 {
  39   return __atomic_fetch_or (&v, a, __ATOMIC_RELAXED);
  40 }
  41
  42 /* { dg-final { scan-assembler-times "ldxrh\tw\[0-9\]+, \\\[x\[0-9\]+\\\]" 6 } } */
  43 /* { dg-final { scan-assembler-times "stxrh\tw\[0-9\]+, w\[0-9\]+, \\\[x\[0-9\]+\\\]" 6 } } */