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.target/] [i386/] [call-1.c] - Diff between revs 318 and 338

Rev 318	Rev 338
`/* PR optimization/11304 */`	`/* PR optimization/11304 */`
`/* Originator: <manuel.serrano@sophia.inria.fr> */`	`/* Originator: <manuel.serrano@sophia.inria.fr> */`
`/* { dg-do run } */`	`/* { dg-do run } */`
`/* { dg-options "-O -fomit-frame-pointer" } */`	`/* { dg-options "-O -fomit-frame-pointer" } */`

`/* Verify that %eax is always restored after a call. */`	`/* Verify that %eax is always restored after a call. */`

`extern void abort(void);`	`extern void abort(void);`

`volatile int r;`	`volatile int r;`

`void set_eax(int val)`	`void set_eax(int val)`
`{`	`{`
`__asm__ __volatile__ ("mov %0, %%eax" : : "m" (val));`	`__asm__ __volatile__ ("mov %0, %%eax" : : "m" (val));`
`}`	`}`

`void foo(int val)`	`void foo(int val)`
`{`	`{`
`r = val;`	`r = val;`
`}`	`}`

`int bar(int x)`	`int bar(int x)`
`{`	`{`
`if (x)`	`if (x)`
`{`	`{`
`set_eax(0);`	`set_eax(0);`
`return x;`	`return x;`
`}`	`}`

`foo(x);`	`foo(x);`
`}`	`}`

`int main(void)`	`int main(void)`
`{`	`{`
`if (bar(1) != 1)`	`if (bar(1) != 1)`
`abort();`	`abort();`

`return 0;`	`return 0;`
`}`	`}`