trunk/gcc/testsuite/gcc.dg/graphite/block-1.c

   1 /* { dg-require-effective-target size32plus } */
   2
   3 #define MAX 8192
   4
   5 void bar (void);
   6
   7 int main()
   8 {
   9   int i, j;
  10   int sum = 0;
  11   int A[MAX * MAX];
  12   int B[MAX * MAX];
  13
  14   bar ();
  15
  16   for (i = 0; i < MAX; i++)
  17     for (j = 0; j < MAX; j++)
  18       {
  19         A[i*MAX + j] = j;
  20         B[i*MAX + j] = j;
  21       }
  22
  23   for (i = 0; i < MAX; i++)
  24     for (j = 0; j < MAX; j++)
  25       A[i*MAX + j] += B[j*MAX + i];
  26
  27   bar ();
  28
  29   for(i = 0; i < MAX; i++)
  30     for(j = 0; j < MAX; j++)
  31       sum += A[i*MAX + j];
  32
  33   return sum;
  34 }
  35
  36 /* { dg-final { scan-tree-dump-times "will be loop blocked" 2 "graphite" { xfail *-*-* } } } */
  37 /* { dg-final { cleanup-tree-dump "graphite" } } */