gcc/testsuite/gcc.dg/ia64-sync-3.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target sync_int_long } */
   3 /* { dg-options } */
   4 /* { dg-options "-march=i486" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
   5 /* { dg-options "-mcpu=v9" { target sparc*-*-* } } */
   6
   7 /* Test basic functionality of the intrinsics.  */
   8
   9 __extension__ typedef __SIZE_TYPE__ size_t;
  10
  11 extern void abort (void);
  12 extern void *memcpy (void *, const void *, size_t);
  13 extern int memcmp (const void *, const void *, size_t);
  14
  15 static int AI[4];
  16 static int init_si[4] = { -30,-30,-50,-50 };
  17 static int test_si[4] = { -115,-115,25,25 };
  18
  19 static void
  20 do_si (void)
  21 {
  22   if (__sync_val_compare_and_swap(AI+0, -30, -115) != -30)
  23     abort ();
  24   if (__sync_val_compare_and_swap(AI+0, -30, -115) != -115)
  25     abort ();
  26   if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 1)
  27     abort ();
  28   if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 0)
  29     abort ();
  30
  31   if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != -50)
  32     abort ();
  33   if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != 25)
  34     abort ();
  35   if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)
  36     abort ();
  37   if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)
  38     abort ();
  39 }
  40
  41 static long AL[4];
  42 static long init_di[4] = { -30,-30,-50,-50 };
  43 static long test_di[4] = { -115,-115,25,25 };
  44
  45 static void
  46 do_di (void)
  47 {
  48   if (__sync_val_compare_and_swap(AL+0, -30, -115) != -30)
  49     abort ();
  50   if (__sync_val_compare_and_swap(AL+0, -30, -115) != -115)
  51     abort ();
  52   if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 1)
  53     abort ();
  54   if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 0)
  55     abort ();
  56
  57   if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != -50)
  58     abort ();
  59   if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != 25)
  60     abort ();
  61   if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)
  62     abort ();
  63   if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)
  64     abort ();
  65 }
  66
  67 int main()
  68 {
  69   memcpy(AI, init_si, sizeof(init_si));
  70   memcpy(AL, init_di, sizeof(init_di));
  71
  72   do_si ();
  73   do_di ();
  74
  75   if (memcmp (AI, test_si, sizeof(test_si)))
  76     abort ();
  77   if (memcmp (AL, test_di, sizeof(test_di)))
  78     abort ();
  79
  80   return 0;
  81 }