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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-74.c] - Rev 816

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/* { dg-require-effective-target vect_float } */
 
#include <stdarg.h>
#include "tree-vect.h"
 
#define N 16
 
/* Check handling of accesses for which the "initial condition" -
   the expression that represents the first location accessed - is
   more involved than just an ssa_name.  */
 
float a[N] __attribute__ ((__aligned__(16)));
float b[N+4] __attribute__ ((__aligned__(16))) = {0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 7.0, 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0, 16.0, 17.0, 18.0, 19.0}; 
float c[N] __attribute__ ((__aligned__(16))) = {0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 7.5, 9.5, 10.5, 11.5, 12.5, 13.5, 14.5, 15.5};
 
int
main1 (float *__restrict__  pa, float * __restrict__ pb, float * __restrict__ pc)
{
  int i;
  float *q = pb + 4;
 
  for (i = 0; i < N; i++)
    {
      pa[i] = q[i] * pc[i];
    }
 
  for (i = 0; i < N; i++)
    {
      if (pa[i] != q[i] * pc[i])
	abort();
    }
 
  return 0;
}
 
int main (void)
{ 
  check_vect ();
 
  main1 (a, b, c);
 
  return 0;	
}
 
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail vect_no_align } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */
 

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