1/* { dg-require-effective-target vect_float } */
2
3#include <stdarg.h>
4#include "tree-vect.h"
5
6#define N 256
7
8__attribute__ ((noinline))
9void bar (float *pd, float *pa, float *pb, float *pc)
10{
11  int i;
12
13  /* check results:  */
14  for (i = 0; i < N; i++)
15    {
16      if (pa[i] != (pb[i] * pc[i]))
17	abort ();
18      if (pd[i] != 5.0)
19	abort ();
20    }
21
22  return;
23}
24
25
26__attribute__ ((noinline)) int
27main1 (int n, float * __restrict__ pd, float * __restrict__ pa, float * __restrict__ pb, float * __restrict__ pc)
28{
29  int i;
30
31  for (i = 0; i < n; i++)
32    {
33      pa[i] = pb[i] * pc[i];
34      pd[i] = 5.0;
35    }
36
37  bar (pd,pa,pb,pc);
38
39  return 0;
40}
41
42int main (void)
43{
44  int i;
45  float a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
46  float d[N+1] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
47  float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
48  float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
49
50  check_vect ();
51
52  main1 (N,&d[1],a,b,c);
53  main1 (N-2,&d[1],a,b,c);
54
55  return 0;
56}
57
58/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
59/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { xfail {vect_element_align} } } } */
60
61/* For targets that support unaligned loads we version for the two unaligned
62   stores and generate misaligned accesses for the loads. For targets that
63   don't support unaligned loads we version for all four accesses.  */
64
65/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align || vect_element_align} } } }  */
66/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 2 "vect" { xfail { vect_no_align || vect_element_align } } } } */
67/*  { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */
68/*  { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 4 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */
69/* { dg-final { cleanup-tree-dump "vect" } } */
70