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

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [loadpre5.c] - Blame information for rev 816

Details | Compare with Previous | View Log


/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-pre-stats" } */
int p;
int r;
int a(void)
{
  return p;
}
int main(int argc)
{
  int q;
  q = a();
 
  /* We should be able to move the call to a into the if path.
     in a perfect world, we'd actually decide that it can't touch
     r, and not recompute it at all!.  */
  if (argc)
    r = 9;
  return q + a();
}
/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */
/* { dg-final { cleanup-tree-dump "pre" } } */

Line No.	Rev	Author	Line
1	149	jeremybenn	`/* { dg-do compile } */`
2			`/* { dg-options "-O2 -fdump-tree-pre-stats" } */`
3			`int p;`
4			`int r;`
5			`int a(void)`
6			`{`
7			`return p;`
8			`}`
9			`int main(int argc)`
10			`{`
11			`int q;`
12			`q = a();`
13
14			`/* We should be able to move the call to a into the if path.`
15			`in a perfect world, we'd actually decide that it can't touch`
16			`r, and not recompute it at all!. */`
17			`if (argc)`
18			`r = 9;`
19			`return q + a();`
20			`}`
21			`/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */`
22			`/* { dg-final { cleanup-tree-dump "pre" } } */`

Browse

Tools

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [loadpre5.c] - Blame information for rev 816