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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [tm/] [pub-safety-1.c] - Blame information for rev 801

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/* { dg-do compile } */
/* { dg-options "-fgnu-tm -O1 -fdump-tree-lim1" } */
 
/* Test that thread visible loads do not get hoisted out of loops if
   the load would not have occurred on each path out of the loop.  */
 
int x[10] = {0,0,0,0,0,0,0,0,0,0};
int DATA_DATA = 0;
 
void reader()
{
  int i;
  __transaction_atomic
    {
      for (i = 0; i < 10; i++)
        if (x[i])
          x[i] += DATA_DATA;
      /* If we loaded DATA_DATA here, we could hoist it before the loop,
         but since we don't... we can't.  */
    }
}
 
/* { dg-final { scan-tree-dump-times "Cannot hoist.*DATA_DATA because it is in a transaction" 1 "lim1" } } */
/* { dg-final { cleanup-tree-dump "lim1" } } */

Line No.	Rev	Author	Line
1	689	jeremybenn	`/* { dg-do compile } */`
2			`/* { dg-options "-fgnu-tm -O1 -fdump-tree-lim1" } */`
3
4			`/* Test that thread visible loads do not get hoisted out of loops if`
5			`the load would not have occurred on each path out of the loop. */`
6
7			`int x[10] = {0,0,0,0,0,0,0,0,0,0};`
8			`int DATA_DATA = 0;`
9
10			`void reader()`
11			`{`
12			`int i;`
13			`__transaction_atomic`
14			`{`
15			`for (i = 0; i < 10; i++)`
16			`if (x[i])`
17			`x[i] += DATA_DATA;`
18			`/* If we loaded DATA_DATA here, we could hoist it before the loop,`
19			`but since we don't... we can't. */`
20			`}`
21			`}`
22
23			`/* { dg-final { scan-tree-dump-times "Cannot hoist.DATA_DATA because it is in a transaction" 1 "lim1" } } /`
24			`/* { dg-final { cleanup-tree-dump "lim1" } } */`

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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [tm/] [pub-safety-1.c] - Blame information for rev 801