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 extern void abort (void);
   9 extern void *memcpy (void *, const void *, __SIZE_TYPE__);
  10
  11 static int AI[4];
  12 static int init_si[4] = { -30,-30,-50,-50 };
  13 static int test_si[4] = { -115,-115,25,25 };
  14
  15 static void
  16 do_si (void)
  17 {
  18   if (__sync_val_compare_and_swap(AI+0, -30, -115) != -30)
  19     abort ();
  20   if (__sync_val_compare_and_swap(AI+0, -30, -115) != -115)
  21     abort ();
  22   if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 1)
  23     abort ();
  24   if (__sync_bool_compare_and_swap(AI+1, -30, -115) != 0)
  25     abort ();
  26
  27   if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != -50)
  28     abort ();
  29   if (__sync_val_compare_and_swap(AI+2, AI[2], 25) != 25)
  30     abort ();
  31   if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)
  32     abort ();
  33   if (__sync_bool_compare_and_swap(AI+3, AI[3], 25) != 1)
  34     abort ();
  35 }
  36
  37 static long AL[4];
  38 static long init_di[4] = { -30,-30,-50,-50 };
  39 static long test_di[4] = { -115,-115,25,25 };
  40
  41 static void
  42 do_di (void)
  43 {
  44   if (__sync_val_compare_and_swap(AL+0, -30, -115) != -30)
  45     abort ();
  46   if (__sync_val_compare_and_swap(AL+0, -30, -115) != -115)
  47     abort ();
  48   if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 1)
  49     abort ();
  50   if (__sync_bool_compare_and_swap(AL+1, -30, -115) != 0)
  51     abort ();
  52
  53   if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != -50)
  54     abort ();
  55   if (__sync_val_compare_and_swap(AL+2, AL[2], 25) != 25)
  56     abort ();
  57   if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)
  58     abort ();
  59   if (__sync_bool_compare_and_swap(AL+3, AL[3], 25) != 1)
  60     abort ();
  61 }
  62
  63 int main()
  64 {
  65   memcpy(AI, init_si, sizeof(init_si));
  66   memcpy(AL, init_di, sizeof(init_di));
  67
  68   do_si ();
  69   do_di ();
  70
  71   if (memcmp (AI, test_si, sizeof(test_si)))
  72     abort ();
  73   if (memcmp (AL, test_di, sizeof(test_di)))
  74     abort ();
  75
  76   return 0;
  77 }