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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-117.c] - Rev 689

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/* { dg-require-effective-target vect_int } */
 
#include <stdlib.h>
#include <stdarg.h>
#include "tree-vect.h"
 
#define N 5
 
static  int a[N][N] = {{ 1, 2, 3, 4, 5},
		       { 6, 7, 8, 9,10},
		       {11,12,13,14,15},
		       {16,17,18,19,20},
		       {21,22,23,24,25}};
 
static  int c[N][N] = {{ 1, 2, 3, 4, 5},
		       { 7, 9,11, 13,15},
		       {18,21,24,27,30},
		       {34,38,42,46,50},
		       {55,60,65,70,75}};
 
volatile int foo;
 
__attribute__ ((noinline))
int main1 (int A[N][N], int n) 
{
 
  int i,j;
 
  /* vectorizable */
  for (i = 1; i < N; i++)
  {
    for (j = 0; j < n; j++)
    {
      A[i][j] = A[i-1][j] + A[i][j];
    }
  }
 
  return 0;
}
 
int main (void)
{ 
  int i,j;
 
  check_vect ();
 
  foo = 0;
  main1 (a, N);
 
  /* check results: */
 
  for (i = 0; i < N; i++)
   {
    for (j = 0; j < N; j++)
     {
       if (a[i][j] != c[i][j])
         abort();
     }
  }
  return 0;
}
 
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 0 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */
 
 

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