78 lines
1.9 KiB
C
78 lines
1.9 KiB
C
/* This testcase is part of GDB, the GNU debugger.
|
|
|
|
Copyright 2010-2017 Free Software Foundation, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
Contributed by Ulrich Weigand <uweigand@de.ibm.com> */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <libspe2.h>
|
|
#include <pthread.h>
|
|
#include <sys/types.h>
|
|
#include <sys/wait.h>
|
|
#include <unistd.h>
|
|
|
|
extern spe_program_handle_t fork_spu;
|
|
|
|
void *
|
|
spe_thread (void * arg)
|
|
{
|
|
int flags = 0;
|
|
unsigned int entry = SPE_DEFAULT_ENTRY;
|
|
spe_context_ptr_t *ctx = (spe_context_ptr_t *) arg;
|
|
|
|
spe_program_load (*ctx, &fork_spu);
|
|
spe_context_run (*ctx, &entry, flags, NULL, NULL, NULL);
|
|
|
|
pthread_exit (NULL);
|
|
}
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
pthread_t pts;
|
|
spe_context_ptr_t ctx;
|
|
unsigned int value;
|
|
unsigned int pid;
|
|
|
|
ctx = spe_context_create (0, NULL);
|
|
pthread_create (&pts, NULL, &spe_thread, &ctx);
|
|
|
|
/* Wait until the SPU thread is running. */
|
|
spe_out_intr_mbox_read (ctx, &value, 1, SPE_MBOX_ALL_BLOCKING);
|
|
|
|
pid = fork ();
|
|
if (pid == 0)
|
|
{
|
|
/* This is the child. Just exit immediately. */
|
|
exit (0);
|
|
}
|
|
else
|
|
{
|
|
/* This is the parent. Wait for the child to exit. */
|
|
waitpid (pid, NULL, 0);
|
|
}
|
|
|
|
/* Tell SPU to continue. */
|
|
spe_in_mbox_write (ctx, &value, 1, SPE_MBOX_ALL_BLOCKING);
|
|
|
|
pthread_join (pts, NULL);
|
|
spe_context_destroy (ctx);
|
|
|
|
return 0;
|
|
}
|
|
|