gcc/testsuite/gcc.dg/vect/no-section-anchors-vect-65.c

   1 /* { dg-require-effective-target vect_int } */
   2 /* { dg-add-options bind_pic_locally } */
   3
   4 #include <stdarg.h>
   5 #include "tree-vect.h"
   6
   7 #define N 16
   8 #define M 4
   9
  10 int ib[M][M][N] = {{{0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  11                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  12                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  13                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}},
  14                    {{0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  15                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  16                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  17                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}},
  18                    {{0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  19                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  20                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  21                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}},
  22                    {{0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  23                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  24                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45},
  25                     {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}}};
  26 int ia[M][M][N];
  27 int ic[N];
  28
  29 __attribute__ ((noinline))
  30 int main1 ()
  31 {
  32   int i, j;
  33
  34   /* Multidimensional array. Aligned. The "inner" dimensions
  35      are invariant in the inner loop. Load and store. */
  36   for (i = 0; i < M; i++)
  37     {
  38       for (j = 0; j < N; j++)
  39         {
  40            ia[i][1][j] = ib[2][i][j];
  41         }
  42     }
  43
  44   /* check results: */
  45   for (i = 0; i < M; i++)
  46     {
  47       for (j = 0; j < N; j++)
  48         {
  49            if (ia[i][1][j] != ib[2][i][j])
  50               abort();
  51         }
  52     }
  53
  54   /* Multidimensional array. Aligned. The "inner" dimensions
  55      are invariant in the inner loop. Load. */
  56   for (i = 0; i < M; i++)
  57     {
  58       for (j = 0; j < N; j++)
  59         {
  60            ic[j] = ib[2][i][j];
  61         }
  62     }
  63
  64   /* check results: */
  65   for (i = 0; i < M; i++)
  66     {
  67       for (j = 0; j < N; j++)
  68         {
  69            if (ic[j] != ib[2][i][j])
  70               abort();
  71         }
  72     }
  73
  74   return 0;
  75 }
  76
  77 int main (void)
  78 {
  79   check_vect ();
  80
  81   return main1 ();
  82 }
  83
  84 /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */
  85 /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */