X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=threads-model.h;h=a99f6619350fdcd21a6f1b0c7899002f7e843e32;hb=HEAD;hp=e159697d9d54ce10c3cfb1fe204352a9e0bd7435;hpb=884ebb4495edcb6fed84c0b4746b882bb0918ddc;p=c11tester.git

diff --git a/threads-model.h b/threads-model.h
index e159697d..a99f6619 100644
--- a/threads-model.h
+++ b/threads-model.h
@@ -13,6 +13,7 @@
 #include "context.h"
 #include "classlist.h"
 #include "pthread.h"
+#include <sys/epoll.h>
 
 struct thread_params {
 	thrd_start_t func;
@@ -33,7 +34,8 @@ typedef enum thread_state {
 	 */
 	THREAD_BLOCKED,
 	/** Thread has completed its execution */
-	THREAD_COMPLETED
+	THREAD_COMPLETED,
+	THREAD_FREED
 } thread_state;
 
 
@@ -46,9 +48,11 @@ public:
 
 	~Thread();
 	void complete();
+	void freeResources();
 
 	static int swap(ucontext_t *ctxt, Thread *t);
 	static int swap(Thread *t, ucontext_t *ctxt);
+	static int swap(Thread *t, Thread *t2);
 
 	thread_state get_state() const { return state; }
 	void set_state(thread_state s);
@@ -79,7 +83,10 @@ public:
 	void * get_pthread_return() { return pthread_return; }
 
 	/** @return True if this thread is finished executing */
-	bool is_complete() const { return state == THREAD_COMPLETED; }
+	bool is_complete() const { return state == THREAD_COMPLETED || state == THREAD_FREED; }
+
+	/** @return True if this thread has finished and its resources have been freed */
+	bool is_freed() const { return state == THREAD_FREED; }
 
 	/** @return True if this thread is blocked */
 	bool is_blocked() const { return state == THREAD_BLOCKED; }
@@ -102,6 +109,7 @@ public:
 	bool is_model_thread() const { return model_thread; }
 
 	void * get_stack_addr() { return stack; }
+	ClockVector * get_acq_fence_cv() { return acq_fence_cv; }
 
 	friend void thread_startup();
 #ifdef TLS
@@ -137,6 +145,9 @@ private:
 	/** @brief The parent Thread which created this Thread */
 	Thread * const parent;
 
+	/** @brief Acquire fence cv */
+	ClockVector *acq_fence_cv;
+
 	/** @brief The THREAD_CREATE ModelAction which created this Thread */
 	ModelAction *creation;
 
@@ -193,6 +204,7 @@ void tlsdestructor(void *v);
 #endif
 
 Thread * thread_current();
+thread_id_t thread_current_id();
 void thread_startup();
 void initMainThread();
 
@@ -221,6 +233,7 @@ static inline int id_to_int(thread_id_t id)
 	return id;
 }
 
+int real_epoll_wait(int epfd, struct epoll_event *events, int maxevents, int timeout);
 int real_pthread_mutex_init(pthread_mutex_t *__mutex, const pthread_mutexattr_t *__mutexattr);
 int real_pthread_mutex_lock (pthread_mutex_t *__mutex);
 int real_pthread_mutex_unlock (pthread_mutex_t *__mutex);