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
  14 static int AI[4];
  15 static int init_si[4] = { -30,-30,-50,-50 };
  16 static int test_si[4] = { -115,-115,25,25 };
  17
  18 static void
  19 do_si (void)
  20 {
  21   if (__sync_val_compare_and_swap(AI+0, -30, -115) != -30)
  22     abort ();
  23   if (__sync_val_compare_and_swap(AI+0, -30, -115) != -115)
  24     abort ();
  25   if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 1)
  26     abort ();
  27   if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 0)
  28     abort ();
  29
  30   if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != -50)
  31     abort ();
  32   if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != 25)
  33     abort ();
  34   if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)
  35     abort ();
  36   if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)
  37     abort ();
  38 }
  39
  40 static long AL[4];
  41 static long init_di[4] = { -30,-30,-50,-50 };
  42 static long test_di[4] = { -115,-115,25,25 };
  43
  44 static void
  45 do_di (void)
  46 {
  47   if (__sync_val_compare_and_swap(AL+0, -30, -115) != -30)
  48     abort ();
  49   if (__sync_val_compare_and_swap(AL+0, -30, -115) != -115)
  50     abort ();
  51   if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 1)
  52     abort ();
  53   if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 0)
  54     abort ();
  55
  56   if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != -50)
  57     abort ();
  58   if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != 25)
  59     abort ();
  60   if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)
  61     abort ();
  62   if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)
  63     abort ();
  64 }
  65
  66 int main()
  67 {
  68   memcpy(AI, init_si, sizeof(init_si));
  69   memcpy(AL, init_di, sizeof(init_di));
  70
  71   do_si ();
  72   do_di ();
  73
  74   if (memcmp (AI, test_si, sizeof(test_si)))
  75     abort ();
  76   if (memcmp (AL, test_di, sizeof(test_di)))
  77     abort ();
  78
  79   return 0;
  80 }