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

   1 /* { dg-require-effective-target size32plus } */
   2
   3 #define DEBUG 0
   4 #if DEBUG
   5 #include <stdio.h>
   6 #endif
   7
   8 #define MAX 100
   9
  10 int main()
  11 {
  12   int i, j;
  13   int sum = 0;
  14   int A[MAX * MAX];
  15   int B[MAX * MAX];
  16
  17   for (i = 0; i < MAX; i++)
  18     for (j = 0; j < MAX; j++)
  19       {
  20         A[i*MAX + j] = j;
  21         B[i*MAX + j] = j;
  22       }
  23
  24   for (i = 0; i < MAX; i++)
  25     for (j = 0; j < MAX; j++)
  26       A[i*MAX + j] += B[j*MAX + i];
  27
  28   for(i = 0; i < MAX; i++)
  29     for(j = 0; j < MAX; j++)
  30       sum += A[i*MAX + j];
  31
  32 #if DEBUG
  33   fprintf (stderr, "sum = %d \n", sum);
  34 #endif
  35
  36   return sum != 990000;
  37 }
  38
  39 /* { dg-final { scan-tree-dump-times "will be loop blocked" 2 "graphite" { xfail *-*-* } } } */
  40 /* { dg-final { cleanup-tree-dump "graphite" } } */