OpenCores
URL https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-104.c] - Blame information for rev 298

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 298 jeremybenn
/* { dg-require-effective-target vect_int } */
2
 
3
#include <stdlib.h>
4
#include <stdarg.h>
5
#include "tree-vect.h"
6
 
7
#define N 3
8
 
9
struct extraction
10
{
11
  int a[N][N];
12
  int b[N][N];
13
};
14
 
15
static int a[N][N] = {{1,2,3},{4,5,6},{7,8,9}};
16
static int b[N][N] = {{17,24,7},{0,2,3},{4,31,82}};
17
static int c[N][N] = {{1,2,3},{4,5,5},{5,5,5}};
18
volatile int foo;
19
 
20
__attribute__ ((noinline))
21
int main1 (int x) {
22
  int i,j;
23
  struct extraction *p;
24
  p = (struct extraction *) malloc (sizeof (struct extraction));
25
 
26
  for (i = 0; i < N; i++)
27
   {
28
    for (j = 0; j < N; j++)
29
     {
30
       p->a[i][j] = a[i][j];
31
       p->b[i][j] = b[i][j];
32
       if (foo == 135)
33
         abort (); /* to avoid vectorization  */
34
     }
35
   }
36
 
37
  /* Not vectorizable: distance = 1.  */
38
  for (i = 1; i < N; i++)
39
  {
40
    for (j = 0; j < N; j++)
41
    {
42
       *((int *)p + x + i + j + 1) = *((int *)p + x + i + j);
43
    }
44
  }
45
 
46
  /* check results: */
47
  for (i = 0; i < N; i++)
48
   {
49
    for (j = 0; j < N; j++)
50
     {
51
       if (p->a[i][j] != c[i][j])
52
         abort();
53
     }
54
  }
55
  return 0;
56
}
57
 
58
int main (void)
59
{
60
  check_vect ();
61
 
62
  foo = 0;
63
  return main1 (N);
64
}
65
 
66
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" } } */
67
/* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 1 "vect" } } */
68
/* { dg-final { cleanup-tree-dump "vect" } } */
69
 

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.