X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mono%2Fmetadata%2Fgc-internal.h;h=0df7104a116783f52e8014cac03d8deb276c4965;hb=86ea70695089e3a2abd48259da93fd55a09b15d0;hp=0c8c74de6a5946f24e60097e0397c9b3ba6ee696;hpb=7f449e7aff8f374d13db7023c7b326dde01b763d;p=mono.git diff --git a/mono/metadata/gc-internal.h b/mono/metadata/gc-internal.h index 0c8c74de6a5..0df7104a116 100644 --- a/mono/metadata/gc-internal.h +++ b/mono/metadata/gc-internal.h @@ -1,35 +1,111 @@ /* - * metadata/gc-internal.h: GC icalls. + * metadata/gc-internal.h: Internal GC interface * * Author: Paolo Molaro * * (C) 2002 Ximian, Inc. */ -#ifndef __MONO_METADATA_GC_H__ -#define __MONO_METADATA_GC_H__ +#ifndef __MONO_METADATA_GC_INTERNAL_H__ +#define __MONO_METADATA_GC_INTERNAL_H__ #include #include +#include -void mono_object_register_finalizer (MonoObject *obj); -void ves_icall_System_GC_InternalCollect (int generation); -gint64 ves_icall_System_GC_GetTotalMemory (MonoBoolean forceCollection); -void ves_icall_System_GC_KeepAlive (MonoObject *obj); -void ves_icall_System_GC_ReRegisterForFinalize (MonoObject *obj); -void ves_icall_System_GC_SuppressFinalize (MonoObject *obj); -void ves_icall_System_GC_WaitForPendingFinalizers (void); - -MonoObject *ves_icall_System_GCHandle_GetTarget (guint32 handle); -guint32 ves_icall_System_GCHandle_GetTargetHandle (MonoObject *obj, guint32 handle, gint32 type); -void ves_icall_System_GCHandle_FreeHandle (guint32 handle); -gpointer ves_icall_System_GCHandle_GetAddrOfPinnedObject (guint32 handle); - -extern void mono_gc_init (void); -extern void mono_gc_cleanup (void); -extern void mono_gc_enable (void); -extern void mono_gc_disable (void); +#define MONO_GC_REGISTER_ROOT(x) mono_gc_register_root ((char*)&(x), sizeof(x), NULL) + +#define MONO_GC_UNREGISTER_ROOT(x) mono_gc_deregister_root ((char*)&(x)) + +void mono_object_register_finalizer (MonoObject *obj) MONO_INTERNAL; +void ves_icall_System_GC_InternalCollect (int generation) MONO_INTERNAL; +gint64 ves_icall_System_GC_GetTotalMemory (MonoBoolean forceCollection) MONO_INTERNAL; +void ves_icall_System_GC_KeepAlive (MonoObject *obj) MONO_INTERNAL; +void ves_icall_System_GC_ReRegisterForFinalize (MonoObject *obj) MONO_INTERNAL; +void ves_icall_System_GC_SuppressFinalize (MonoObject *obj) MONO_INTERNAL; +void ves_icall_System_GC_WaitForPendingFinalizers (void) MONO_INTERNAL; + +MonoObject *ves_icall_System_GCHandle_GetTarget (guint32 handle) MONO_INTERNAL; +guint32 ves_icall_System_GCHandle_GetTargetHandle (MonoObject *obj, guint32 handle, gint32 type) MONO_INTERNAL; +void ves_icall_System_GCHandle_FreeHandle (guint32 handle) MONO_INTERNAL; +gpointer ves_icall_System_GCHandle_GetAddrOfPinnedObject (guint32 handle) MONO_INTERNAL; + +extern void mono_gc_init (void) MONO_INTERNAL; +extern void mono_gc_base_init (void) MONO_INTERNAL; +extern void mono_gc_cleanup (void) MONO_INTERNAL; +extern void mono_gc_enable (void) MONO_INTERNAL; +extern void mono_gc_disable (void) MONO_INTERNAL; + +/* + * Return whenever the current thread is registered with the GC (i.e. started + * by the GC pthread wrappers on unix. + */ +extern gboolean mono_gc_is_gc_thread (void) MONO_INTERNAL; + +/* + * Try to register a foreign thread with the GC, if we fail or the backend + * can't cope with this concept - we return FALSE. + */ +extern gboolean mono_gc_register_thread (void *baseptr) MONO_INTERNAL; + +/* only valid after the RECLAIM_START GC event and before RECLAIM_END + * Not exported in public headers, but can be linked to (unsupported). + */ +extern gboolean mono_object_is_alive (MonoObject* obj); extern gboolean mono_gc_is_finalizer_thread (MonoThread *thread); +extern gpointer mono_gc_out_of_memory (size_t size); +extern void mono_gc_enable_events (void); + +/* disappearing link functionality */ +void mono_gc_weak_link_add (void **link_addr, MonoObject *obj) MONO_INTERNAL; +void mono_gc_weak_link_remove (void **link_addr) MONO_INTERNAL; +MonoObject *mono_gc_weak_link_get (void **link_addr) MONO_INTERNAL; + +/* simple interface for data structures needed in the runtime */ +void* mono_gc_make_descr_from_bitmap (gsize *bitmap, int numbits) MONO_INTERNAL; +/* desc is the result from mono_gc_make_descr*. A NULL value means + * all the words contain GC pointers. + * The memory is non-moving and it will be explicitly deallocated. + * size bytes will be available from the returned address (ie, descr + * must not be stored in the returned memory) + */ +void* mono_gc_alloc_fixed (size_t size, void *descr) MONO_INTERNAL; +void mono_gc_free_fixed (void* addr) MONO_INTERNAL; + +/* make sure the gchandle was allocated for an object in domain */ +gboolean mono_gchandle_is_in_domain (guint32 gchandle, MonoDomain *domain) MONO_INTERNAL; +void mono_gchandle_free_domain (MonoDomain *domain) MONO_INTERNAL; + +typedef void (*FinalizerThreadCallback) (gpointer user_data); + +/* if there are finalizers to run, run them. Returns the number of finalizers run */ +int mono_gc_invoke_finalizers (void) MONO_INTERNAL; +gboolean mono_gc_pending_finalizers (void) MONO_INTERNAL; +void mono_gc_finalize_notify (void) MONO_INTERNAL; + +void* mono_gc_alloc_pinned_obj (MonoVTable *vtable, size_t size) MONO_INTERNAL; +void* mono_gc_alloc_obj (MonoVTable *vtable, size_t size) MONO_INTERNAL; +void* mono_gc_make_descr_for_string (gsize *bitmap, int numbits) MONO_INTERNAL; +void* mono_gc_make_descr_for_object (gsize *bitmap, int numbits, size_t obj_size) MONO_INTERNAL; +void* mono_gc_make_descr_for_array (int vector, gsize *elem_bitmap, int numbits, size_t elem_size) MONO_INTERNAL; + +void mono_gc_register_for_finalization (MonoObject *obj, void *user_data) MONO_INTERNAL; +void mono_gc_add_memory_pressure (gint64 value) MONO_INTERNAL; +int mono_gc_register_root (char *start, size_t size, void *descr) MONO_INTERNAL; +void mono_gc_deregister_root (char* addr) MONO_INTERNAL; +int mono_gc_finalizers_for_domain (MonoDomain *domain, MonoObject **out_array, int out_size) MONO_INTERNAL; + +void mono_gc_finalize_threadpool_threads (void) MONO_INTERNAL; + +/* fast allocation support */ +MonoMethod* mono_gc_get_managed_allocator (MonoVTable *vtable, gboolean for_box) MONO_INTERNAL; +int mono_gc_get_managed_allocator_type (MonoMethod *managed_alloc) MONO_INTERNAL; +MonoMethod *mono_gc_get_managed_allocator_by_type (int atype) MONO_INTERNAL; + +guint32 mono_gc_get_managed_allocator_types (void) MONO_INTERNAL; + +/* helper for the managed alloc support */ +MonoString *mono_string_alloc (int length) MONO_INTERNAL; -#endif /* __MONO_METADATA_GC_H__ */ +#endif /* __MONO_METADATA_GC_INTERNAL_H__ */