gcc/testsuite/gcc.dg/torture/bitint-2.c

   1 /* PR c/102989 */
   2 /* { dg-do run { target bitint } } */
   3 /* { dg-options "-std=c23 -pedantic-errors" } */
   4 /* { dg-skip-if "" { ! run_expensive_tests }  { "*" } { "-O0" "-O2" } } */
   5 /* { dg-skip-if "" { ! run_expensive_tests } { "-flto" } { "" } } */
   6
   7 __attribute__((noipa)) void
   8 foo (unsigned _BitInt(25) a, unsigned _BitInt(27) b, unsigned _BitInt(25) *p, unsigned _BitInt(27) *q, float c)
   9 {
  10   p[0] = b;
  11   q[0] = a;
  12   q[1] = (signed _BitInt(25)) a;
  13   q[2] = (_BitInt(12)) a;
  14   q[3] = c;
  15   q[4] += a;
  16   q[5] = a + b;
  17   q[6] = a - b;
  18   q[7] = a * b;
  19   q[8] = a / b;
  20   q[9] = a % b;
  21   q[10] = b << (24320393uwb - a);
  22   q[11] = (b * 131uwb) >> (24320393uwb - a);
  23   q[12]++;
  24   ++q[13];
  25   q[14]--;
  26   --q[15];
  27   q[16] = a == b;
  28   q[17] = a != b;
  29   q[18] = a > b;
  30   q[19] = a < b;
  31   q[20] = a >= b;
  32   q[21] = a <= b;
  33   q[22] = a && b;
  34   q[23] = a || b;
  35   q[24] = !a;
  36   q[25] = a & b;
  37   q[26] = a | b;
  38   q[27] = a ^ b;
  39   q[28] = ~a;
  40   q[29] -= a;
  41   q[30] *= b;
  42   q[31] /= b;
  43   q[32] %= a;
  44   q[33] <<= (125900uwb - b);
  45   q[34] >>= (125901uwb - b);
  46   q[35] &= a;
  47   q[36] |= b;
  48   q[37] ^= a;
  49   q[38] = sizeof (a);
  50   q[39] = q[39] ? a : b;
  51   q[40] = 24196214uwb;
  52   switch (a)
  53     {
  54     case 12345641uwb:
  55       if (b != 1244wb)
  56         __builtin_abort ();
  57       break;
  58     case 11821400uwb:
  59       if (b != 133445uwb)
  60         __builtin_abort ();
  61       break;
  62     case 12145uwb:
  63       if (b != 1212uwb)
  64         __builtin_abort ();
  65       break;
  66     case 24320389uwb:
  67       if (b != 125897uwb)
  68         __builtin_abort ();
  69       break;
  70     case 7128412uwb:
  71       if (b != 150uwb)
  72         __builtin_abort ();
  73       break;
  74     default:
  75       __builtin_abort ();
  76     }
  77 }
  78
  79 int
  80 main ()
  81 {
  82   unsigned _BitInt(25) p;
  83   unsigned _BitInt(27) q[41];
  84   static unsigned _BitInt(27) qe[41] = {
  85     24320389uwb, 124983685uwb, 134216069uwb, 42uwb, 24320407uwb,
  86     24446286uwb, 24194492uwb, 89202797uwb, 193uwb, 22268uwb,
  87     2014352uwb, 1030781uwb, 8uwb, 10uwb, 10uwb,
  88     12uwb, 0uwb, 1uwb, 1uwb, 0uwb,
  89     1uwb, 0uwb, 1uwb, 1uwb, 0uwb,
  90     67969uwb, 24378317uwb, 24310348uwb, 9234042uwb, 109897346uwb,
  91     125897uwb, 0uwb, 52uwb, 40uwb, 771uwb,
  92     5uwb, 125917uwb, 24320384uwb, 1uwb, 24320389uwb,
  93     24196214uwb
  94   };
  95   q[4] = 18uwb;
  96   q[12] = 7uwb;
  97   q[13] = 9uwb;
  98   q[14] = 11uwb;
  99   q[15] = 13uwb;
 100   q[29] = 7uwb;
 101   q[30] = -1uwb;
 102   q[31] = -13uwb;
 103   q[32] = 52uwb;
 104   q[33] = 5uwb;
 105   q[34] = 12345uwb;
 106   q[35] = 15uwb;
 107   q[36] = 28uwb;
 108   q[37] = 5uwb;
 109   q[39] = 2uwb;
 110   foo (24320389uwb, 125897uwb, &p, q, 42.0f);
 111   if (p != 125897uwb)
 112     __builtin_abort ();
 113   q[38] -= sizeof (p) - 1;
 114   for (int i = 0; i < 41; ++i)
 115     if (q[i] != qe[i])
 116       __builtin_abort ();
 117   return 0;
 118 }