/* src/threads/threads-common.h - machine independent thread functions
- Copyright (C) 2007 R. Grafl, A. Krall, C. Kruegel,
- C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
- E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
- J. Wenninger, Institut f. Computersprachen - TU Wien
+ Copyright (C) 2007, 2008
+ CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
This file is part of CACAO.
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- $Id: threads-common.h 7904 2007-05-14 13:29:32Z twisti $
-
*/
#include "vm/global.h"
-#include "native/jni.h"
+#include "native/llni.h"
#if defined(ENABLE_THREADS)
# include "threads/native/threads.h"
#if defined(ENABLE_THREADS)
-/* typedefs *******************************************************************/
-
-typedef struct threads_table_entry_t threads_table_entry_t;
-typedef struct threads_table_t threads_table_t;
-
-
/* thread states **************************************************************/
#define THREAD_STATE_NEW 0
#define MAX_PRIORITY 10
-/* threads_table_entry_t *******************************************************
+/* debug **********************************************************************/
+
+#if !defined(NDEBUG)
+# define DEBUGTHREADS(message, thread) \
+ do { \
+ if (opt_DebugThreads) { \
+ printf("[Thread %-16s: ", message); \
+ threads_thread_print_info(thread); \
+ printf("]\n"); \
+ } \
+ } while (0)
+#else
+# define DEBUGTHREADS(message, thread)
+#endif
+
+
+#if defined(__LINUX__)
+/* XXX Remove for exact-GC. */
+extern bool threads_pthreads_implementation_nptl;
+#endif
+
+
+/* inline functions ***********************************************************/
- An entry in the global threads table.
+/* threads_thread_get_object ***************************************************
+
+ Return the java.lang.Thread object for the given thread.
*******************************************************************************/
-struct threads_table_entry_t {
- threadobject *thread; /* an existing thread */
- s4 next; /* next free or used index */
-};
+static inline java_handle_t *threads_thread_get_object(threadobject *t)
+{
+ return LLNI_WRAP(t->object);
+}
-/* threads_table_t *************************************************************
+/* threads_thread_set_object ***************************************************
- Struct for the global threads table.
+ Set the java.lang.Thread object for the given thread.
*******************************************************************************/
-struct threads_table_t {
- threads_table_entry_t *table; /* the table, threads[0] is the head */
- /* of the free list. Real entries */
- /* start at threads[1]. */
- s4 size; /* current size of the table */
- s4 used; /* number of thread entries */
- s4 daemons; /* number of daemon thread entries */
-};
+static inline void threads_thread_set_object(threadobject *t, java_handle_t *object)
+{
+ t->object = LLNI_DIRECT(object);
+}
/* function prototypes ********************************************************/
void threads_preinit(void);
-s4 threads_table_add(threadobject *thread);
-void threads_table_remove(threadobject *thread);
-s4 threads_table_get_threads(void);
-s4 threads_table_get_non_daemons(void);
-threadobject *threads_table_first(void);
-threadobject *threads_table_next(threadobject *thread);
-
-#if !defined(NDEBUG)
-void threads_table_dump(void);
-#endif
-
threadobject *threads_thread_new(void);
void threads_thread_free(threadobject *t);
+
bool threads_thread_start_internal(utf *name, functionptr f);
-void threads_thread_start(java_lang_Thread *object);
+void threads_thread_start(java_handle_t *object);
void threads_thread_print_info(threadobject *t);
ptrint threads_get_current_tid(void);
-utf *threads_thread_get_state(threadobject *thread);
-bool threads_thread_is_alive(threadobject *thread);
+
+void threads_thread_state_runnable(threadobject *t);
+void threads_thread_state_waiting(threadobject *t);
+void threads_thread_state_timed_waiting(threadobject *t);
+void threads_thread_state_terminated(threadobject *t);
+utf *threads_thread_get_state(threadobject *t);
+
+bool threads_thread_is_alive(threadobject *t);
void threads_dump(void);
void threads_thread_print_stacktrace(threadobject *thread);
void threads_impl_preinit(void);
-void threads_impl_table_init(void);
-void threads_table_lock(void);
-void threads_table_unlock(void);
+void threads_list_lock(void);
+void threads_list_unlock(void);
+
+#if defined(ENABLE_GC_CACAO)
+void threads_mutex_gc_lock(void);
+void threads_mutex_gc_unlock(void);
+#endif
+
+void threads_mutex_join_lock(void);
+void threads_mutex_join_unlock(void);
void threads_set_current_threadobject(threadobject *thread);
-void threads_impl_thread_new(threadobject *t);
+void threads_impl_thread_init(threadobject *t);
+void threads_impl_thread_clear(threadobject *t);
+void threads_impl_thread_reuse(threadobject *t);
void threads_impl_thread_free(threadobject *t);
void threads_impl_thread_start(threadobject *thread, functionptr f);
+void threads_yield(void);
+
#endif /* ENABLE_THREADS */
#endif /* _THREADS_COMMON_H */