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