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

Subversion Repositories openrisc

[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr27285.c] - Blame information for rev 338

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 297 jeremybenn 
/* PR tree-optimization/27285 */
2 
 
3 
extern void abort (void);
4 
 
5 
struct S { unsigned char a, b, c, d[16]; };
6 
 
7 
void __attribute__ ((noinline))
8 
foo (struct S *x, struct S *y)
9 
{
10 
  int a, b;
11 
  unsigned char c, *d, *e;
12 
 
13 
  b = x->b;
14 
  d = x->d;
15 
  e = y->d;
16 
  a = 0;
17 
  while (b)
18 
    {
19 
      if (b >= 8)
20 
        {
21 
          c = 0xff;
22 
          b -= 8;
23 
        }
24 
      else
25 
        {
26 
          c = 0xff << (8 - b);
27 
          b = 0;
28 
        }
29 
 
30 
      e[a] = d[a] & c;
31 
      a++;
32 
    }
33 
}
34 
 
35 
int
36 
main (void)
37 
{
38 
  struct S x = { 0, 25, 0, { 0xaa, 0xbb, 0xcc, 0xdd }};
39 
  struct S y = { 0, 0, 0, { 0 }};
40 
 
41 
  foo (&x, &y);
42 
  if (x.d[0] != y.d[0] || x.d[1] != y.d[1]
43 
      || x.d[2] != y.d[2] || (x.d[3] & 0x80) != y.d[3])
44 
    abort ();
45 
   return 0;
46 
}

powered by: WebSVN 2.1.0

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