libgomp/testsuite/libgomp.c/simd-14.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2" } */
   3 /* { dg-additional-options "-msse2" { target sse2_runtime } } */
   4 /* { dg-additional-options "-mavx" { target avx_runtime } } */
   5
   6 int
   7 main ()
   8 {
   9   int i, j, b, c = 0;
  10   i = 4; j = 4; b = 7;
  11   #pragma omp simd linear(b:2) reduction(+:c)
  12   for (i = 0; i < 64; i++)
  13     {
  14       c = c + (b != 7 + 2 * i);
  15       b = b + 2;
  16     }
  17   if (c || i != 64 || b != 7 + 64 * 2)
  18     __builtin_abort ();
  19   i = 4; j = 4; b = 7;
  20   #pragma omp simd linear(b:3) reduction(+:c)
  21   for (i = 0; i < 64; i += 4)
  22     {
  23       c = c + (b != 7 + i / 4 * 3);
  24       b = b + 3;
  25     }
  26   if (c || i != 64 || b != 7 + 16 * 3)
  27     __builtin_abort ();
  28   i = 4; j = 4; b = 7;
  29   #pragma omp simd linear(i) linear(b:2) reduction(+:c)
  30   for (i = 0; i < 64; i++)
  31     {
  32       c = c + (b != 7 + 2 * i);
  33       b = b + 2;
  34     }
  35   if (c || i != 64 || b != 7 + 64 * 2)
  36     __builtin_abort ();
  37   i = 4; j = 4; b = 7;
  38   #pragma omp simd linear(i:4) linear(b:3) reduction(+:c)
  39   for (i = 0; i < 64; i += 4)
  40     {
  41       c = c + (b != 7 + i / 4 * 3);
  42       b = b + 3;
  43     }
  44   if (c || i != 64 || b != 7 + 16 * 3)
  45     __builtin_abort ();
  46   i = 4; j = 4; b = 7;
  47   #pragma omp simd collapse (2) linear(b:2) reduction(+:c)
  48   for (i = 0; i < 8; i++)
  49     for (j = 0; j < 8; j++)
  50       {
  51         c = c + (b != 7 + 2 * j + 2 * 8 * i);
  52         b = b + 2;
  53       }
  54   if (c || i != 8 || j != 8 || b != 7 + 64 * 2)
  55     __builtin_abort ();
  56   i = 4; j = 4; b = 7;
  57   #pragma omp simd collapse (2) lastprivate (i, j) linear(b:2) reduction(+:c)
  58   for (i = 0; i < 8; i++)
  59     for (j = 0; j < 8; j++)
  60       {
  61         c = c + (b != 7 + 2 * j + 2 * 8 * i);
  62         b = b + 2;
  63       }
  64   if (c || i != 8 || j != 8 || b != 7 + 64 * 2)
  65     __builtin_abort ();
  66   i = 4; j = 4; b = 7;
  67   #pragma omp parallel for simd schedule (static, 4) linear(b:2) reduction(+:c)
  68   for (i = 0; i < 64; i++)
  69     {
  70       c = c + (b != 7 + 2 * i);
  71       b = b + 2;
  72     }
  73   if (c || i != 64 || b != 7 + 64 * 2)
  74     __builtin_abort ();
  75   i = 4; j = 4; b = 7;
  76   #pragma omp parallel for simd schedule (static, 4) linear(b:3) reduction(+:c)
  77   for (i = 0; i < 64; i += 4)
  78     {
  79       c = c + (b != 7 + i / 4 * 3);
  80       b = b + 3;
  81     }
  82   if (c || i != 64 || b != 7 + 16 * 3)
  83     __builtin_abort ();
  84   i = 4; j = 4; b = 7;
  85   #pragma omp parallel for simd schedule (static, 4) linear(i) linear(b:2) reduction(+:c)
  86   for (i = 0; i < 64; i++)
  87     {
  88       c = c + (b != 7 + 2 * i);
  89       b = b + 2;
  90     }
  91   if (c || i != 64 || b != 7 + 64 * 2)
  92     __builtin_abort ();
  93   i = 4; j = 4; b = 7;
  94   #pragma omp parallel for simd schedule (static, 4) linear(i:4) linear(b:3) reduction(+:c)
  95   for (i = 0; i < 64; i += 4)
  96     {
  97       c = c + (b != 7 + i / 4 * 3);
  98       b = b + 3;
  99     }
 100   if (c || i != 64 || b != 7 + 16 * 3)
 101     __builtin_abort ();
 102   i = 4; j = 4; b = 7;
 103   #pragma omp parallel for simd lastprivate (i, j) collapse (2) schedule (static, 4) linear(b:2) reduction(+:c)
 104   for (i = 0; i < 8; i++)
 105     for (j = 0; j < 8; j++)
 106       {
 107         c = c + (b != 7 + 2 * j + 2 * 8 * i);
 108         b = b + 2;
 109       }
 110   if (c || i != 8 || j != 8 || b != 7 + 64 * 2)
 111     __builtin_abort ();
 112   i = 4; j = 4; b = 7;
 113   #pragma omp parallel for simd collapse (2) schedule (static, 4) linear(b:2) reduction(+:c)
 114   for (i = 0; i < 8; i++)
 115     for (j = 0; j < 8; j++)
 116       {
 117         c = c + (b != 7 + 2 * j + 2 * 8 * i);
 118         b = b + 2;
 119       }
 120   if (c || i != 8 || j != 8 || b != 7 + 64 * 2)
 121     __builtin_abort ();
 122   return 0;
 123 }