void
mono_gc_base_init (void)
{
MonoThreadInfoCallbacks cb;
int dummy;
if (gc_initialized)
return;
mono_counters_init ();
corgc_init ();
memset (&cb, 0, sizeof (cb));
cb.thread_register = corgc_thread_register;
cb.thread_unregister = corgc_thread_unregister;
cb.mono_method_is_critical = (gboolean(*)(void*))mono_runtime_is_critical_method;
#ifndef HOST_WIN32
cb.thread_exit = mono_gc_pthread_exit;
cb.mono_gc_pthread_create = mono_gc_pthread_create;
#endif
mono_threads_init (&cb, sizeof (CorgcThreadInfo));
mono_thread_info_attach (&dummy);
mono_gc_enable_events ();
gc_initialized = TRUE;
}
int
main (void)
{
MonoThreadInfoCallbacks cb = { NULL };
MonoThreadInfoRuntimeCallbacks ticallbacks;
int res = 0;
CHECKED_MONO_INIT ();
mono_threads_init (&cb, sizeof (MonoThreadInfo));
memset (&ticallbacks, 0, sizeof (ticallbacks));
ticallbacks.thread_state_init = thread_state_init;
mono_threads_runtime_init (&ticallbacks);
mono_thread_info_attach ((gpointer)&cb);
// benchmark_conc ();
// benchmark_glib ();
res += single_writer_single_reader ();
res += parallel_writer_single_reader ();
res += single_writer_parallel_reader ();
res += parallel_writer_parallel_reader ();
return res;
}
void
mono_gc_base_init (void)
{
MonoThreadInfoCallbacks cb;
memset (&cb, 0, sizeof (cb));
cb.mono_method_is_critical = mono_runtime_is_critical_method;
cb.mono_gc_pthread_create = (gpointer)mono_gc_pthread_create;
mono_threads_init (&cb, sizeof (MonoThreadInfo));
}
void
mono_gc_base_init (void)
{
MonoThreadInfoCallbacks cb;
int dummy;
mono_counters_init ();
memset (&cb, 0, sizeof (cb));
/* TODO: This casts away an incompatible pointer type warning in the same
manner that boehm-gc does it. This is probably worth investigating
more carefully. */
cb.mono_method_is_critical = (gpointer)mono_runtime_is_critical_method;
mono_threads_init (&cb, sizeof (MonoThreadInfo));
mono_thread_info_attach (&dummy);
}
int
main (int argc, char *argv [])
{
int primes [] = { 1, 2, 3, 5, 7, 11, 13, 17 };
MonoThreadInfoCallbacks thread_callbacks;
thread_data_t thread_data [NUM_THREADS];
int i;
memset (&thread_callbacks, 0, sizeof (thread_callbacks));
mono_metadata_init ();
mono_threads_init (&thread_callbacks, 0);
mono_thread_smr_init ();
mono_lls_init (&lls, free_node);
for (i = 0; i < N; ++i) {
nodes [i].node.key = i;
nodes [i].state = STATE_OUT;
}
for (i = 0; i < NUM_THREADS; ++i) {
int result;
thread_data [i].num_adds = thread_data [i].num_removes = 0;
thread_data [i].skip = primes [i];
result = pthread_create (&thread_data [i].thread, NULL, worker, &thread_data [i]);
assert (!result);
}
for (i = 0; i < NUM_THREADS; ++i) {
int result = pthread_join (thread_data [i].thread, NULL);
assert (!result);
printf ("thread %d adds %d removes %d\n", i, thread_data [i].num_adds, thread_data [i].num_removes);
}
return 0;
}
void
mono_gc_base_init (void)
{
MonoThreadInfoCallbacks cb;
char *env;
if (gc_initialized)
return;
/*
* Handle the case when we are called from a thread different from the main thread,
* confusing libgc.
* FIXME: Move this to libgc where it belongs.
*
* we used to do this only when running on valgrind,
* but it happens also in other setups.
*/
#if defined(HAVE_PTHREAD_GETATTR_NP) && defined(HAVE_PTHREAD_ATTR_GETSTACK)
{
size_t size;
void *sstart;
pthread_attr_t attr;
pthread_getattr_np (pthread_self (), &attr);
pthread_attr_getstack (&attr, &sstart, &size);
pthread_attr_destroy (&attr);
/*g_print ("stackbottom pth is: %p\n", (char*)sstart + size);*/
#ifdef __ia64__
/*
* The calculation above doesn't seem to work on ia64, also we need to set
* GC_register_stackbottom as well, but don't know how.
*/
#else
/* apparently with some linuxthreads implementations sstart can be NULL,
* fallback to the more imprecise method (bug# 78096).
*/
if (sstart) {
GC_stackbottom = (char*)sstart + size;
} else {
int dummy;
gsize stack_bottom = (gsize)&dummy;
stack_bottom += 4095;
stack_bottom &= ~4095;
GC_stackbottom = (char*)stack_bottom;
}
#endif
}
#elif defined(HAVE_PTHREAD_GET_STACKSIZE_NP) && defined(HAVE_PTHREAD_GET_STACKADDR_NP)
GC_stackbottom = (char*)pthread_get_stackaddr_np (pthread_self ());
#elif defined(__OpenBSD__)
# include <pthread_np.h>
{
stack_t ss;
int rslt;
rslt = pthread_stackseg_np(pthread_self(), &ss);
g_assert (rslt == 0);
GC_stackbottom = (char*)ss.ss_sp;
}
#elif defined(__native_client__)
/* Do nothing, GC_stackbottom is set correctly in libgc */
#else
{
int dummy;
gsize stack_bottom = (gsize)&dummy;
stack_bottom += 4095;
stack_bottom &= ~4095;
/*g_print ("stackbottom is: %p\n", (char*)stack_bottom);*/
GC_stackbottom = (char*)stack_bottom;
}
#endif
#if !defined(PLATFORM_ANDROID)
/* If GC_no_dls is set to true, GC_find_limit is not called. This causes a seg fault on Android. */
GC_no_dls = TRUE;
#endif
GC_init ();
GC_oom_fn = mono_gc_out_of_memory;
GC_set_warn_proc (mono_gc_warning);
GC_finalize_on_demand = 1;
GC_finalizer_notifier = mono_gc_finalize_notify;
#ifdef HAVE_GC_GCJ_MALLOC
GC_init_gcj_malloc (5, NULL);
#endif
#ifdef HAVE_GC_ALLOW_REGISTER_THREADS
GC_allow_register_threads();
#endif
if ((env = getenv ("MONO_GC_PARAMS"))) {
char **ptr, **opts = g_strsplit (env, ",", -1);
for (ptr = opts; *ptr; ++ptr) {
char *opt = *ptr;
if (g_str_has_prefix (opt, "max-heap-size=")) {
glong max_heap;
opt = strchr (opt, '=') + 1;
if (*opt && mono_gc_parse_environment_string_extract_number (opt, &max_heap)) {
if (max_heap < MIN_BOEHM_MAX_HEAP_SIZE) {
fprintf (stderr, "max-heap-size must be at least %dMb.\n", MIN_BOEHM_MAX_HEAP_SIZE_IN_MB);
exit (1);
}
GC_set_max_heap_size (max_heap);
} else {
fprintf (stderr, "max-heap-size must be an integer.\n");
exit (1);
}
continue;
} else {
fprintf (stderr, "MONO_GC_PARAMS must be a comma-delimited list of one or more of the following:\n");
fprintf (stderr, " max-heap-size=N (where N is an integer, possibly with a k, m or a g suffix)\n");
exit (1);
}
}
g_strfreev (opts);
}
memset (&cb, 0, sizeof (cb));
cb.thread_register = boehm_thread_register;
cb.mono_method_is_critical = (gpointer)mono_runtime_is_critical_method;
#ifndef HOST_WIN32
cb.mono_gc_pthread_create = (gpointer)mono_gc_pthread_create;
#endif
mono_threads_init (&cb, sizeof (MonoThreadInfo));
mono_gc_enable_events ();
gc_initialized = TRUE;
}