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

   1 /* { dg-do run { target ia64-*-* } } */
   2 /* { dg-options } */
   3
   4 /* Test basic functionality of the intrinsics.  */
   5
   6 #include <ia64intrin.h>
   7
   8 static int AI[4];
   9 static int init_si[4] = { -30,-30,-50,-50 };
  10 static int test_si[4] = { -115,-115,25,25 };
  11
  12 static void
  13 do_si (void)
  14 {
  15   if (__sync_val_compare_and_swap(AI+0, -30, -115) != -30)
  16     abort ();
  17   if (__sync_val_compare_and_swap(AI+0, -30, -115) != -115)
  18     abort ();
  19   if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 1)
  20     abort ();
  21   if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 0)
  22     abort ();
  23
  24   if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != -50)
  25     abort ();
  26   if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != 25)
  27     abort ();
  28   if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)
  29     abort ();
  30   if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)
  31     abort ();
  32 }
  33
  34 static long AL[4];
  35 static long init_di[4] = { -30,-30,-50,-50 };
  36 static long test_di[4] = { -115,-115,25,25 };
  37
  38 static void
  39 do_di (void)
  40 {
  41   if (__sync_val_compare_and_swap(AL+0, -30, -115) != -30)
  42     abort ();
  43   if (__sync_val_compare_and_swap(AL+0, -30, -115) != -115)
  44     abort ();
  45   if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 1)
  46     abort ();
  47   if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 0)
  48     abort ();
  49
  50   if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != -50)
  51     abort ();
  52   if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != 25)
  53     abort ();
  54   if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)
  55     abort ();
  56   if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)
  57     abort ();
  58 }
  59
  60 int main()
  61 {
  62   memcpy(AI, init_si, sizeof(init_si));
  63   memcpy(AL, init_di, sizeof(init_di));
  64
  65   do_si ();
  66   do_di ();
  67
  68   if (memcmp (AI, test_si, sizeof(test_si)))
  69     abort ();
  70   if (memcmp (AL, test_di, sizeof(test_di)))
  71     abort ();
  72
  73   return 0;
  74 }