#include <string.h>
#include <mono/metadata/gc-internal.h>
+#include <mono/metadata/mono-gc.h>
#include <mono/metadata/threads.h>
#include <mono/metadata/tabledefs.h>
#include <mono/metadata/exception.h>
+#include <mono/metadata/profiler-private.h>
+#include <mono/metadata/domain-internals.h>
+#include <mono/metadata/class-internals.h>
+#include <mono/utils/mono-logger.h>
#define GC_I_HIDE_POINTERS
#include <mono/os/gc_wrapper.h>
static GSList *domains_to_finalize= NULL;
-static HANDLE gc_thread;
+static MonoThread *gc_thread;
static void object_register_finalizer (MonoObject *obj, void (*callback)(void *, void*));
static void finalize_notify (void);
static HANDLE pending_done_event;
static HANDLE shutdown_event;
+static HANDLE thread_started_event;
#endif
/*
if (finalize_slot < 0) {
int i;
- for (i = 0; i < mono_defaults.object_class->vtable_size; ++i) {
- MonoMethod *cm = mono_defaults.object_class->vtable [i];
+ MonoClass* obj_class = mono_get_object_class ();
+ for (i = 0; i < obj_class->vtable_size; ++i) {
+ MonoMethod *cm = obj_class->vtable [i];
- if (!strcmp (cm->name, "Finalize")) {
+ if (!strcmp (mono_method_get_name (cm), "Finalize")) {
finalize_slot = i;
break;
}
/* make sure the finalizer is not called again if the object is resurrected */
object_register_finalizer (obj, NULL);
+
+ if (o->vtable->klass == mono_get_thread_class ())
+ if (mono_gc_is_finalizer_thread ((MonoThread*)o))
+ /* Avoid finalizing ourselves */
+ return;
+
/* speedup later... and use a timeout */
/* g_print ("Finalize run on %p %s.%s\n", o, mono_object_class (o)->name_space, mono_object_class (o)->name); */
}
}
+gpointer
+mono_gc_out_of_memory (size_t size)
+{
+ /*
+ * we could allocate at program startup some memory that we could release
+ * back to the system at this point if we're really low on memory (ie, size is
+ * lower than the memory we set apart)
+ */
+ mono_raise_exception (mono_domain_get ()->out_of_memory_ex);
+
+ return NULL;
+}
+
/*
* Some of our objects may point to a different address than the address returned by GC_malloc()
* (because of the GetHashCode hack), but we need to pass the real address to register_finalizer.
guint32 res;
HANDLE done_event;
+ if (mono_thread_current () == gc_thread)
+ /* We are called from inside a finalizer, not much we can do here */
+ return FALSE;
+
+ mono_profiler_appdomain_event (domain, MONO_PROFILE_START_UNLOAD);
+
/*
* No need to create another thread 'cause the finalizer thread
* is still working and will take care of running the finalizers
*/
#if HAVE_BOEHM_GC
+ if (gc_disabled)
+ return TRUE;
+
GC_gcollect ();
done_event = CreateEvent (NULL, TRUE, FALSE, NULL);
/* Tell the finalizer thread to finalize this appdomain */
finalize_notify ();
- res = WaitForSingleObject (done_event, timeout);
+ res = WaitForSingleObjectEx (done_event, timeout, TRUE);
- //printf ("WAIT RES: %d.\n", res);
- if (res == WAIT_TIMEOUT)
+ /* printf ("WAIT RES: %d.\n", res); */
+ if (res == WAIT_TIMEOUT) {
+ /* We leak the handle here */
return FALSE;
- else
- return TRUE;
+ }
+
+ CloseHandle (done_event);
+ return TRUE;
#else
/* We don't support domain finalization without a GC */
return FALSE;
{
MONO_ARCH_SAVE_REGS;
-#if HAVE_BOEHM_GC
if (forceCollection)
- GC_gcollect ();
- return GC_get_heap_size () - GC_get_free_bytes ();
-#else
- return 0;
-#endif
+ mono_gc_collect (mono_gc_max_generation ());
+ return mono_gc_get_used_size ();
}
void
if (!GC_should_invoke_finalizers ())
return;
- if (GetCurrentThread () == gc_thread)
+ if (mono_thread_current () == gc_thread)
/* Avoid deadlocks */
return;
ResetEvent (pending_done_event);
finalize_notify ();
/* g_print ("Waiting for pending finalizers....\n"); */
- WaitForSingleObject (pending_done_event, INFINITE);
+ WaitForSingleObjectEx (pending_done_event, INFINITE, TRUE);
/* g_print ("Done pending....\n"); */
#else
#endif
static CRITICAL_SECTION allocator_section;
static CRITICAL_SECTION handle_section;
-static guint32 next_handle = 0;
-static gpointer *gc_handles = NULL;
-static guint8 *gc_handle_types = NULL;
-static guint32 array_size = 0;
-
-/*
- * The handle type is encoded in the lower two bits of the handle value:
- * 0 -> normal
- * 1 -> pinned
- * 2 -> weak
- */
typedef enum {
HANDLE_WEAK,
HANDLE_PINNED
} HandleType;
-/*
- * FIXME: make thread safe and reuse the array entries.
- */
+static void mono_gchandle_set_target (guint32 gchandle, MonoObject *obj);
+
MonoObject *
ves_icall_System_GCHandle_GetTarget (guint32 handle)
{
- MonoObject *obj;
- gint32 type;
-
- MONO_ARCH_SAVE_REGS;
-
- if (gc_handles) {
- type = handle & 0x3;
- EnterCriticalSection (&handle_section);
- g_assert (type == gc_handle_types [handle >> 2]);
- obj = gc_handles [handle >> 2];
- LeaveCriticalSection (&handle_section);
- if (!obj)
- return NULL;
-
- if ((type == HANDLE_WEAK) || (type == HANDLE_WEAK_TRACK))
- return REVEAL_POINTER (obj);
- else
- return obj;
- }
- return NULL;
+ return mono_gchandle_get_target (handle);
}
+/*
+ * if type == -1, change the target of the handle, otherwise allocate a new handle.
+ */
guint32
ves_icall_System_GCHandle_GetTargetHandle (MonoObject *obj, guint32 handle, gint32 type)
{
- gpointer val = obj;
- guint32 h, idx;
-
- MONO_ARCH_SAVE_REGS;
-
- EnterCriticalSection (&handle_section);
- /* Indexes start from 1 since 0 means the handle is not allocated */
- idx = ++next_handle;
- if (idx >= array_size) {
-#if HAVE_BOEHM_GC
- gpointer *new_array;
- guint8 *new_type_array;
- if (!array_size)
- array_size = 16;
- new_array = GC_MALLOC (sizeof (gpointer) * (array_size * 2));
- new_type_array = GC_MALLOC (sizeof (guint8) * (array_size * 2));
- if (gc_handles) {
- int i;
- memcpy (new_array, gc_handles, sizeof (gpointer) * array_size);
- memcpy (new_type_array, gc_handle_types, sizeof (guint8) * array_size);
- /* need to re-register links for weak refs. test if GC_realloc needs the same */
- for (i = 0; i < array_size; ++i) {
-#if 0 /* This breaks the threaded finalizer, by causing segfaults deep
- * inside libgc. I assume it will also break without the
- * threaded finalizer, just that the stress test (bug 31333)
- * deadlocks too early without it. Reverting to the previous
- * version here stops the segfault.
- */
- if ((gc_handle_types[i] == HANDLE_WEAK) || (gc_handle_types[i] == HANDLE_WEAK_TRACK)) { /* all and only disguised pointers have it set */
-#else
- if (((gulong)new_array [i]) & 0x1) {
-#endif
- if (gc_handles [i] != (gpointer)-1)
- GC_unregister_disappearing_link (&(gc_handles [i]));
- if (new_array [i] != (gpointer)-1)
- GC_GENERAL_REGISTER_DISAPPEARING_LINK (&(new_array [i]), REVEAL_POINTER (new_array [i]));
- }
- }
- }
- array_size *= 2;
- gc_handles = new_array;
- gc_handle_types = new_type_array;
-#else
- mono_raise_exception (mono_get_exception_execution_engine ("No GCHandle support built-in"));
-#endif
+ if (type == -1) {
+ mono_gchandle_set_target (handle, obj);
+ /* the handle doesn't change */
+ return handle;
}
-
- /* resuse the type from the old target */
- if (type == -1)
- type = handle & 0x3;
- h = (idx << 2) | type;
switch (type) {
case HANDLE_WEAK:
+ return mono_gchandle_new_weakref (obj, FALSE);
case HANDLE_WEAK_TRACK:
- val = (gpointer)HIDE_POINTER (val);
- gc_handles [idx] = val;
- gc_handle_types [idx] = type;
-#if HAVE_BOEHM_GC
- if (gc_handles [idx] != (gpointer)-1)
- GC_GENERAL_REGISTER_DISAPPEARING_LINK (&(gc_handles [idx]), obj);
-#else
- mono_raise_exception (mono_get_exception_execution_engine ("No weakref support"));
-#endif
- break;
+ return mono_gchandle_new_weakref (obj, TRUE);
+ case HANDLE_NORMAL:
+ return mono_gchandle_new (obj, FALSE);
+ case HANDLE_PINNED:
+ return mono_gchandle_new (obj, TRUE);
default:
- gc_handles [idx] = val;
- gc_handle_types [idx] = type;
- break;
+ g_assert_not_reached ();
}
- LeaveCriticalSection (&handle_section);
- return h;
+ return -1;
}
void
ves_icall_System_GCHandle_FreeHandle (guint32 handle)
{
- int idx = handle >> 2;
- int type = handle & 0x3;
+ mono_gchandle_free (handle);
+}
- MONO_ARCH_SAVE_REGS;
+gpointer
+ves_icall_System_GCHandle_GetAddrOfPinnedObject (guint32 handle)
+{
+ MonoObject *obj;
+
+ obj = mono_gchandle_get_target (handle);
+ if (obj) {
+ MonoClass *klass = mono_object_class (obj);
+ if (klass == mono_defaults.string_class) {
+ return mono_string_chars ((MonoString*)obj);
+ } else if (klass->rank) {
+ return mono_array_addr ((MonoArray*)obj, char, 0);
+ } else {
+ /* the C# code will check and throw the exception */
+ /* FIXME: missing !klass->blittable test, see bug #61134 */
+ if ((klass->flags & TYPE_ATTRIBUTE_LAYOUT_MASK) == TYPE_ATTRIBUTE_AUTO_LAYOUT)
+ return (gpointer)-1;
+ return (char*)obj + sizeof (MonoObject);
+ }
+ }
+ return NULL;
+}
+
+typedef struct {
+ guint32 *bitmap;
+ gpointer *entries;
+ guint32 size;
+ guint8 type;
+ guint slot_hint : 24; /* starting slot for search */
+} HandleData;
+
+/* weak and weak-track arrays will be allocated in malloc memory
+ * (sadly libgc still requires REVEAL/HIDE_POINTER)
+ */
+static HandleData gc_handles [] = {
+ {NULL, NULL, 0, HANDLE_WEAK, 0},
+ {NULL, NULL, 0, HANDLE_WEAK_TRACK, 0},
+ {NULL, NULL, 0, HANDLE_NORMAL, 0},
+ {NULL, NULL, 0, HANDLE_PINNED, 0}
+};
- EnterCriticalSection (&handle_section);
+#define lock_handles(handles) EnterCriticalSection (&handle_section)
+#define unlock_handles(handles) LeaveCriticalSection (&handle_section)
+static int
+find_first_unset (guint32 bitmap)
+{
+ int i;
+ for (i = 0; i < 32; ++i) {
+ if (!(bitmap & (1 << i)))
+ return i;
+ }
+ return -1;
+}
+
+static guint32
+alloc_handle (HandleData *handles, MonoObject *obj)
+{
+ gint slot, i;
+ lock_handles (handles);
+ if (!handles->size) {
+ handles->size = 32;
+ if (handles->type > HANDLE_WEAK_TRACK) {
#ifdef HAVE_BOEHM_GC
- g_assert (type == gc_handle_types [idx]);
- if ((type == HANDLE_WEAK) || (type == HANDLE_WEAK_TRACK)) {
- if (gc_handles [idx] != (gpointer)-1)
- GC_unregister_disappearing_link (&(gc_handles [idx]));
+ handles->entries = GC_MALLOC (sizeof (gpointer) * handles->size);
+#else
+ handles->entries = g_malloc0 (sizeof (gpointer) * handles->size);
+#endif
+ } else {
+ handles->entries = g_malloc0 (sizeof (gpointer) * handles->size);
+ }
+ handles->bitmap = g_malloc0 (handles->size / 8);
+ }
+ i = -1;
+ for (slot = handles->slot_hint; slot < handles->size / 32; ++slot) {
+ if (handles->bitmap [slot] != 0xffffffff) {
+ i = find_first_unset (handles->bitmap [slot]);
+ handles->slot_hint = slot;
+ break;
+ }
+ }
+ if (i == -1 && handles->slot_hint != 0) {
+ for (slot = 0; slot < handles->slot_hint; ++slot) {
+ if (handles->bitmap [slot] != 0xffffffff) {
+ i = find_first_unset (handles->bitmap [slot]);
+ handles->slot_hint = slot;
+ break;
+ }
+ }
}
+ if (i == -1) {
+ guint32 *new_bitmap;
+ guint32 new_size = handles->size * 2; /* always double: we memset to 0 based on this below */
+
+ /* resize and copy the bitmap */
+ new_bitmap = g_malloc0 (new_size / 8);
+ memcpy (new_bitmap, handles->bitmap, handles->size / 8);
+ g_free (handles->bitmap);
+ handles->bitmap = new_bitmap;
+
+ /* resize and copy the entries */
+ if (handles->type > HANDLE_WEAK_TRACK) {
+#ifdef HAVE_BOEHM_GC
+ gpointer *entries;
+ entries = GC_MALLOC (sizeof (gpointer) * new_size);
+ memcpy (entries, handles->entries, sizeof (gpointer) * handles->size);
+ handles->entries = entries;
#else
- mono_raise_exception (mono_get_exception_execution_engine ("No GCHandle support"));
+ handles->entries = g_realloc (handles->entries, sizeof (gpointer) * new_size);
+ memset (handles->entries + handles->size, 0, sizeof (gpointer) * handles->size);
+#endif
+ } else {
+#ifdef HAVE_BOEHM_GC
+ gpointer *entries;
+ entries = g_malloc (sizeof (gpointer) * new_size);
+ /* we disable GC because we could lose some disappearing link updates */
+ mono_gc_disable ();
+ memcpy (entries, handles->entries, sizeof (gpointer) * handles->size);
+ memset (entries + handles->size, 0, sizeof (gpointer) * handles->size);
+ for (i = 0; i < handles->size; ++i) {
+ GC_unregister_disappearing_link (&(handles->entries [i]));
+ /*g_print ("reg/unreg entry %d of type %d at %p to object %p (%p), was: %p\n", i, handles->type, &(entries [i]), REVEAL_POINTER (entries [i]), entries [i], handles->entries [i]);*/
+ if (entries [i] && entries [i] != (gpointer)-1) {
+ GC_GENERAL_REGISTER_DISAPPEARING_LINK (&(entries [i]), REVEAL_POINTER (entries [i]));
+ }
+ }
+ g_free (handles->entries);
+ handles->entries = entries;
+ mono_gc_enable ();
+#else
+ handles->entries = g_realloc (handles->entries, sizeof (gpointer) * new_size);
+ memset (handles->entries + handles->size, 0, sizeof (gpointer) * handles->size);
+#endif
+ }
+
+ /* set i and slot to the next free position */
+ i = 0;
+ slot = (handles->size + 1) / 32;
+ handles->slot_hint = handles->size + 1;
+ handles->size = new_size;
+ }
+ handles->bitmap [slot] |= 1 << i;
+ slot = slot * 32 + i;
+ handles->entries [slot] = obj;
+#ifdef HAVE_BOEHM_GC
+ if (handles->type <= HANDLE_WEAK_TRACK) {
+ handles->entries [slot] = (void*)HIDE_POINTER (obj);
+ GC_GENERAL_REGISTER_DISAPPEARING_LINK (&(handles->entries [slot]), obj);
+ }
#endif
- gc_handles [idx] = (gpointer)-1;
- gc_handle_types [idx] = (guint8)-1;
- LeaveCriticalSection (&handle_section);
+ unlock_handles (handles);
+ /*g_print ("allocated entry %d of type %d to object %p (in slot: %p)\n", slot, handles->type, obj, handles->entries [slot]);*/
+ return (slot << 2) | handles->type;
}
-gpointer
-ves_icall_System_GCHandle_GetAddrOfPinnedObject (guint32 handle)
+guint32
+mono_gchandle_new (MonoObject *obj, gboolean pinned)
{
- MonoObject *obj;
- int type = handle & 0x3;
+ return alloc_handle (&gc_handles [pinned? HANDLE_PINNED: HANDLE_NORMAL], obj);
+}
- MONO_ARCH_SAVE_REGS;
+guint32
+mono_gchandle_new_weakref (MonoObject *obj, gboolean track_resurrection)
+{
+ return alloc_handle (&gc_handles [track_resurrection? HANDLE_WEAK_TRACK: HANDLE_WEAK], obj);
+}
- if (gc_handles) {
- EnterCriticalSection (&handle_section);
- obj = gc_handles [handle >> 2];
- g_assert (gc_handle_types [handle >> 2] == type);
- LeaveCriticalSection (&handle_section);
- if ((type == HANDLE_WEAK) || (type == HANDLE_WEAK_TRACK)) {
+/* This will return NULL for a collected object if using a weakref handle */
+MonoObject*
+mono_gchandle_get_target (guint32 gchandle)
+{
+ guint slot = gchandle >> 2;
+ HandleData *handles = &gc_handles [gchandle & 3];
+ MonoObject *obj = NULL;
+ lock_handles (handles);
+ if (slot < handles->size) {
+ obj = handles->entries [slot];
+ if (handles->type <= HANDLE_WEAK_TRACK) {
obj = REVEAL_POINTER (obj);
if (obj == (MonoObject *) -1)
- return NULL;
+ obj = NULL;
}
- return obj;
+ } else {
+ /* print a warning? */
}
- return NULL;
+ unlock_handles (handles);
+ /*g_print ("get target of entry %d of type %d: %p\n", slot, handles->type, obj);*/
+ return obj;
+}
+
+static void
+mono_gchandle_set_target (guint32 gchandle, MonoObject *obj)
+{
+ guint slot = gchandle >> 2;
+ HandleData *handles = &gc_handles [gchandle & 3];
+ lock_handles (handles);
+ if (slot < handles->size) {
+#ifdef HAVE_BOEHM_GC
+ if (handles->type <= HANDLE_WEAK_TRACK) {
+ GC_unregister_disappearing_link (&handles->entries [slot]);
+ GC_GENERAL_REGISTER_DISAPPEARING_LINK (&(handles->entries [slot]), obj);
+ handles->entries [slot] = (void*)HIDE_POINTER (obj);
+ } else {
+ handles->entries [slot] = obj;
+ }
+#else
+ handles->entries [slot] = obj;
+#endif
+ } else {
+ /* print a warning? */
+ }
+ /*g_print ("changed entry %d of type %d to object %p (in slot: %p)\n", slot, gchandle & 3, obj, handles->entries [slot]);*/
+ unlock_handles (handles);
+}
+
+void
+mono_gchandle_free (guint32 gchandle)
+{
+ guint slot = gchandle >> 2;
+ HandleData *handles = &gc_handles [gchandle & 3];
+ lock_handles (handles);
+ if (slot < handles->size) {
+#ifdef HAVE_BOEHM_GC
+ if (handles->type <= HANDLE_WEAK_TRACK)
+ GC_unregister_disappearing_link (&handles->entries [slot]);
+#endif
+ handles->entries [slot] = NULL;
+ handles->bitmap [slot / 32] &= ~(1 << (slot % 32));
+ } else {
+ /* print a warning? */
+ }
+ /*g_print ("freed entry %d of type %d\n", slot, gchandle & 3);*/
+ unlock_handles (handles);
}
#if HAVE_BOEHM_GC
int i;
GPtrArray *objs;
MonoDomain *domain = req->domain;
-
+
while (g_hash_table_size (domain->finalizable_objects_hash) > 0) {
/*
* Since the domain is unloading, nobody is allowed to put
objs = g_ptr_array_new ();
g_hash_table_foreach (domain->finalizable_objects_hash,
collect_objects, objs);
- //printf ("FINALIZING %d OBJECTS.\n", objs->len);
+ /* printf ("FINALIZING %d OBJECTS.\n", objs->len); */
for (i = 0; i < objs->len; ++i) {
MonoObject *o = (MonoObject*)g_ptr_array_index (objs, i);
g_ptr_array_free (objs, TRUE);
}
- //printf ("DONE.\n");
+ /* Process finalizers which are already in the queue */
+ GC_invoke_finalizers ();
+
+ /* printf ("DONE.\n"); */
SetEvent (req->done_event);
- /* FIXME: How to delete the event ? */
+ /* The event is closed in mono_domain_finalize if we get here */
g_free (req);
}
static guint32 finalizer_thread (gpointer unused)
{
- guint32 stack_start;
-
- mono_thread_new_init (GetCurrentThreadId (), &stack_start, NULL);
-
+ gc_thread = mono_thread_current ();
+
+ SetEvent (thread_started_event);
+
while(!finished) {
/* Wait to be notified that there's at least one
* finaliser to run
*/
- WaitForSingleObject (finalizer_event, INFINITE);
+ WaitForSingleObjectEx (finalizer_event, INFINITE, TRUE);
if (domains_to_finalize) {
EnterCriticalSection (&finalizer_mutex);
}
SetEvent (shutdown_event);
-
return(0);
}
};
#endif /* WITH_INCLUDED_LIBGC */
+static void
+mono_gc_warning (char *msg, GC_word arg)
+{
+ mono_trace (G_LOG_LEVEL_WARNING, MONO_TRACE_GC, msg, (unsigned long)arg);
+}
+
void mono_gc_init (void)
{
InitializeCriticalSection (&handle_section);
#ifdef WITH_INCLUDED_LIBGC
gc_thread_vtable = &mono_gc_thread_vtable;
#endif
+
+ MONO_GC_REGISTER_ROOT (gc_handles [HANDLE_NORMAL].entries);
+ MONO_GC_REGISTER_ROOT (gc_handles [HANDLE_PINNED].entries);
+ GC_no_dls = TRUE;
+
+ GC_oom_fn = mono_gc_out_of_memory;
+
+ GC_set_warn_proc (mono_gc_warning);
#ifdef ENABLE_FINALIZER_THREAD
- if (getenv ("GC_DONT_GC")) {
+ if (g_getenv ("GC_DONT_GC")) {
gc_disabled = TRUE;
return;
}
finalizer_event = CreateEvent (NULL, FALSE, FALSE, NULL);
pending_done_event = CreateEvent (NULL, TRUE, FALSE, NULL);
shutdown_event = CreateEvent (NULL, TRUE, FALSE, NULL);
- if (finalizer_event == NULL || pending_done_event == NULL || shutdown_event == NULL) {
+ thread_started_event = CreateEvent (NULL, TRUE, FALSE, NULL);
+ if (finalizer_event == NULL || pending_done_event == NULL || shutdown_event == NULL || thread_started_event == NULL) {
g_assert_not_reached ();
}
GC_finalize_on_demand = 1;
GC_finalizer_notifier = finalize_notify;
-
- /* Don't use mono_thread_create here, because we don't want
- * the runtime to wait for this thread to exit when it's
- * cleaning up.
+
+ mono_thread_create (mono_domain_get (), finalizer_thread, NULL);
+ /*
+ * Wait until the finalizer thread sets gc_thread since its value is needed
+ * by mono_thread_attach ()
*/
- gc_thread = CreateThread (NULL, mono_threads_get_default_stacksize (), finalizer_thread, NULL, 0, NULL);
- if (gc_thread == NULL) {
- g_assert_not_reached ();
- }
+ WaitForSingleObjectEx (thread_started_event, INFINITE, FALSE);
#endif
}
#endif
#ifdef ENABLE_FINALIZER_THREAD
- ResetEvent (shutdown_event);
- finished = TRUE;
if (!gc_disabled) {
- finalize_notify ();
- /* Finishing the finalizer thread, so wait a little bit... */
- /* MS seems to wait for about 2 seconds */
- /*
- * FIXME: This is not thread safe. If the finalizer thread keeps
- * running, and the runtime is shut down, it will lead to a crash.
- */
- WaitForSingleObject (shutdown_event, 2000);
+ ResetEvent (shutdown_event);
+ finished = TRUE;
+ if (mono_thread_current () != gc_thread) {
+ finalize_notify ();
+ /* Finishing the finalizer thread, so wait a little bit... */
+ /* MS seems to wait for about 2 seconds */
+ if (WaitForSingleObjectEx (shutdown_event, 2000000, FALSE) == WAIT_TIMEOUT) {
+ mono_thread_stop (gc_thread);
+ }
+ }
+ gc_thread = NULL;
+ GC_finalizer_notifier = NULL;
}
#endif
#endif
+gboolean
+mono_gc_is_finalizer_thread (MonoThread *thread)
+{
+ return thread == gc_thread;
+}
+
+
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