X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=action.h;h=c5179bcfa81a77de58b79b5c57077a28d32cfb24;hb=db607bcf0c5a0608e2f8e3364ec1c062a48bee03;hp=9fa7a91c3f93443714f54ec34b153c4d09a1c20b;hpb=a6681ee1cceb6df1fe8ea0e524687a11c94ee3f0;p=model-checker.git

diff --git a/action.h b/action.h
index 9fa7a91..c5179bc 100644
--- a/action.h
+++ b/action.h
@@ -24,6 +24,8 @@ using std::memory_order_seq_cst;
 		hence by iteself does not indicate no value. */
 
 #define VALUE_NONE 1234567890
+#define VALUE_TRYSUCCESS 1
+#define VALUE_TRYFAILED 0
 
 /** @brief Represents an action type, identifying one of several types of
  * ModelAction */
@@ -40,7 +42,10 @@ typedef enum action_type {
 	ATOMIC_RMWC,          /**< Convert an atomic RMW action into a READ */
 	ATOMIC_INIT,          /**< Initialization of an atomic object (e.g.,
 	                       *   atomic_init()) */
-	ATOMIC_FENCE
+	ATOMIC_FENCE,
+	ATOMIC_LOCK,
+	ATOMIC_TRYLOCK,
+	ATOMIC_UNLOCK
 } action_type_t;
 
 /* Forward declaration */
@@ -67,6 +72,13 @@ public:
 	Node * get_node() const { return node; }
 	void set_node(Node *n) { node = n; }
 
+	void set_try_lock(bool obtainedlock);
+	bool is_mutex_op() const;
+	bool is_lock() const;
+	bool is_trylock() const;
+	bool is_unlock() const;
+	bool is_success_lock() const;
+	bool is_failed_trylock() const;
 	bool is_read() const;
 	bool is_write() const;
 	bool is_rmwr() const;