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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-outer-4l.c] - Rev 298

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/* { dg-require-effective-target vect_int } */
#include <stdarg.h>
#include "tree-vect.h"
 
#define N 96
#define M 128
unsigned short in[N+M];
unsigned int out[N];
unsigned char arr[N];
 
/* Outer-loop vectorization. */
/* Not vectorized due to multiple-types in the inner-loop.  */
 
__attribute__ ((noinline)) unsigned int
foo (){
  int i,j;
  unsigned int diff;
  unsigned int s=0;
 
  for (i = 0; i < N; i++) {
    arr[i] = 3;
    diff = 0;
    for (j = 0; j < M; j+=8) {
      diff += in[j+i];
    }
    s+=diff;
  }
  return s;
}
 
__attribute__ ((noinline)) unsigned int
bar (int i, unsigned int diff, unsigned short *in)
{
    int j;
    for (j = 0; j < M; j+=8) {
      diff += in[j+i];
    }
    return diff;
}
 
int main (void)
{
  int i, j;
  unsigned int diff;
  unsigned int s=0,sum=0;
 
  check_vect ();
 
  for (i = 0; i < N+M; i++) {
    in[i] = i;
  }
 
  sum=foo ();
 
  for (i = 0; i < N; i++) {
    arr[i] = 3;
    diff = 0;
    diff = bar (i, diff, in);
    s += diff;
  }
 
  if (s != sum)
    abort ();
 
  return 0;
}
 
/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { xfail *-*-* } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */
 

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