gdb/testsuite/gdb.cell/bt.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2009-2015 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18    Contributed by Markus Deuling <deuling@de.ibm.com>  */
  19
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <libspe2.h>
  23 #include <pthread.h>
  24 #include <sys/wait.h>
  25
  26 extern spe_program_handle_t bt_spu;
  27 extern spe_program_handle_t bt2_spu;
  28 #define nr_t 5
  29
  30 void *
  31 spe_thread (void * arg)
  32 {
  33   int flags = 0;
  34   unsigned int entry = SPE_DEFAULT_ENTRY;
  35   spe_context_ptr_t *ctx = (spe_context_ptr_t *) arg;
  36
  37   spe_program_load (*ctx, &bt_spu);
  38   spe_context_run (*ctx, &entry, flags, NULL, NULL, NULL);
  39
  40   pthread_exit (NULL);
  41 }
  42
  43 int
  44 indirect_handler (unsigned char *base, unsigned long offset)
  45 {
  46   int flags = 0;
  47   unsigned int entry = SPE_DEFAULT_ENTRY;
  48   spe_context_ptr_t ctx = spe_context_create (0, NULL);
  49
  50   spe_program_load (ctx, &bt2_spu);
  51   spe_context_run (ctx, &entry, flags, NULL, NULL, NULL);
  52
  53   return 0;
  54 }
  55
  56 static pthread_mutex_t crash_mutex = PTHREAD_MUTEX_INITIALIZER;
  57 static int crash_count = 0;
  58
  59 int
  60 crash_handler (unsigned char *base, unsigned long offset)
  61 {
  62   int count;
  63
  64   pthread_mutex_lock (&crash_mutex);
  65   count = ++crash_count;
  66   pthread_mutex_unlock (&crash_mutex);
  67
  68   while (count < nr_t)
  69     ;
  70
  71   abort ();
  72 }
  73
  74 int
  75 main (void)
  76 {
  77   int thread_id[nr_t];
  78   pthread_t pts[nr_t];
  79   spe_context_ptr_t ctx[nr_t];
  80   int value = 1;
  81   int cnt;
  82
  83   spe_callback_handler_register (indirect_handler, 0x11, SPE_CALLBACK_NEW);
  84   spe_callback_handler_register (crash_handler, 0x12, SPE_CALLBACK_NEW);
  85
  86   for (cnt = 0; cnt < nr_t; cnt++)
  87     {
  88       ctx[cnt] = spe_context_create (0, NULL);
  89       thread_id[cnt]
  90         = pthread_create (&pts[cnt], NULL, &spe_thread, &ctx[cnt]);
  91     }
  92
  93   for (cnt = 0; cnt < nr_t; cnt++)
  94     pthread_join (pts[cnt], NULL);
  95
  96   for (cnt = 0; cnt < nr_t; cnt++)
  97     spe_context_destroy (ctx[cnt]);
  98
  99   return 0;
 100 }
 101