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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.target/] [i386/] [call-1.c] - Blame information for rev 149

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/* PR optimization/11304 */
/* Originator: <manuel.serrano@sophia.inria.fr> */
/* { dg-do run { target i?86-*-* x86_64-*-* } } */
/* { dg-options "-O -fomit-frame-pointer" } */
 
/* Verify that %eax is always restored after a call.  */
 
extern void abort(void);
 
volatile int r;
 
void set_eax(int val)
{
  __asm__ __volatile__ ("mov %0, %%eax" : : "m" (val));
}
 
void foo(int val)
{
  r = val;
}
 
int bar(int x)
{
  if (x)
  {
    set_eax(0);
    return x;
  }
 
  foo(x);
}
 
int main(void)
{
  if (bar(1) != 1)
    abort();
 
  return 0;
}

Line No.	Rev	Author	Line
1	149	jeremybenn	`/* PR optimization/11304 */`
2			`/* Originator: <manuel.serrano@sophia.inria.fr> */`
3			`/* { dg-do run { target i?86-- x86_64-- } } */`
4			`/* { dg-options "-O -fomit-frame-pointer" } */`
5
6			`/* Verify that %eax is always restored after a call. */`
7
8			`extern void abort(void);`
9
10			`volatile int r;`
11
12			`void set_eax(int val)`
13			`{`
14			`__asm__ __volatile__ ("mov %0, %%eax" : : "m" (val));`
15			`}`
16
17			`void foo(int val)`
18			`{`
19			`r = val;`
20			`}`
21
22			`int bar(int x)`
23			`{`
24			`if (x)`
25			`{`
26			`set_eax(0);`
27			`return x;`
28			`}`
29
30			`foo(x);`
31			`}`
32
33			`int main(void)`
34			`{`
35			`if (bar(1) != 1)`
36			`abort();`
37
38			`return 0;`
39			`}`

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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.target/] [i386/] [call-1.c] - Blame information for rev 149