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

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target sync_char_short } */
   3 /* { dg-options "-ansi" } */
   4 /* { dg-options "-march=i486" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
   5 /* { dg-options "-mcpu=v9" { target sparc*-*-* } } */
   6
   7 /* Test functionality of the intrinsics for 'short' and 'char'.  */
   8
   9 extern void abort (void);
  10 extern void *memcpy (void *, const void *, __SIZE_TYPE__);
  11 extern int memcmp (const void *, const void *, __SIZE_TYPE__);
  12
  13 static char AI[18] __attribute__((__aligned__ (4)));
  14 static char init_qi[18] = { 3,5,7,9,0,0,0 ,0  ,-1,0,0,-1,0,0  ,-1,0,0,-1 };
  15 static char test_qi[18] = { 3,5,7,9,1,4,22,-12,7 ,8,9,~7,1,-12,7 ,8,9,~7 };
  16
  17 static void
  18 do_qi (void)
  19 {
  20   if (__sync_fetch_and_add(AI+4, 1) != 0)
  21     abort ();
  22   if (__sync_fetch_and_add(AI+5, 4) != 0)
  23     abort ();
  24   if (__sync_fetch_and_add(AI+6, 22) != 0)
  25     abort ();
  26   if (__sync_fetch_and_sub(AI+7, 12) != 0)
  27     abort ();
  28   if (__sync_fetch_and_and(AI+8, 7) != (char)-1)
  29     abort ();
  30   if (__sync_fetch_and_or(AI+9, 8) != 0)
  31     abort ();
  32   if (__sync_fetch_and_xor(AI+10, 9) != 0)
  33     abort ();
  34   if (__sync_fetch_and_nand(AI+11, 7) != (char)-1) /* { dg-message "note: '__sync_fetch_and_nand' changed semantics in GCC 4.4" "" } */
  35     abort ();
  36
  37   if (__sync_add_and_fetch(AI+12, 1) != 1)
  38     abort ();
  39   if (__sync_sub_and_fetch(AI+13, 12) != (char)-12)
  40     abort ();
  41   if (__sync_and_and_fetch(AI+14, 7) != 7)
  42     abort ();
  43   if (__sync_or_and_fetch(AI+15, 8) != 8)
  44     abort ();
  45   if (__sync_xor_and_fetch(AI+16, 9) != 9)
  46     abort ();
  47   if (__sync_nand_and_fetch(AI+17, 7) != (char)~7) /* { dg-message "note: '__sync_nand_and_fetch' changed semantics in GCC 4.4" "" } */
  48     abort ();
  49 }
  50
  51 static short AL[18];
  52 static short init_hi[18] = { 3,5,7,9,0,0,0 ,0  ,-1,0,0,-1,0,0  ,-1,0,0,-1 };
  53 static short test_hi[18] = { 3,5,7,9,1,4,22,-12,7 ,8,9,~7,1,-12,7 ,8,9,~7 };
  54
  55 static void
  56 do_hi (void)
  57 {
  58   if (__sync_fetch_and_add(AL+4, 1) != 0)
  59     abort ();
  60   if (__sync_fetch_and_add(AL+5, 4) != 0)
  61     abort ();
  62   if (__sync_fetch_and_add(AL+6, 22) != 0)
  63     abort ();
  64   if (__sync_fetch_and_sub(AL+7, 12) != 0)
  65     abort ();
  66   if (__sync_fetch_and_and(AL+8, 7) != -1)
  67     abort ();
  68   if (__sync_fetch_and_or(AL+9, 8) != 0)
  69     abort ();
  70   if (__sync_fetch_and_xor(AL+10, 9) != 0)
  71     abort ();
  72   if (__sync_fetch_and_nand(AL+11, 7) != -1)
  73     abort ();
  74
  75   if (__sync_add_and_fetch(AL+12, 1) != 1)
  76     abort ();
  77   if (__sync_sub_and_fetch(AL+13, 12) != -12)
  78     abort ();
  79   if (__sync_and_and_fetch(AL+14, 7) != 7)
  80     abort ();
  81   if (__sync_or_and_fetch(AL+15, 8) != 8)
  82     abort ();
  83   if (__sync_xor_and_fetch(AL+16, 9) != 9)
  84     abort ();
  85   if (__sync_nand_and_fetch(AL+17, 7) != ~7)
  86     abort ();
  87 }
  88
  89 int main()
  90 {
  91   memcpy(AI, init_qi, sizeof(init_qi));
  92   memcpy(AL, init_hi, sizeof(init_hi));
  93
  94   do_qi ();
  95   do_hi ();
  96
  97   if (memcmp (AI, test_qi, sizeof(test_qi)))
  98     abort ();
  99   if (memcmp (AL, test_hi, sizeof(test_hi)))
 100     abort ();
 101
 102   return 0;
 103 }