From: Brian Norris <banorris@uci.edu>
Date: Tue, 29 May 2012 17:21:06 +0000 (-0700)
Subject: threads: add 'creation' information
X-Git-Tag: pldi2013~392^2~7
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=96f9065dff50a8cf382977123deb6bbd98dc78a6;p=model-checker.git

threads: add 'creation' information

The 'creation' field will hold the ModelAction that created the thread. For the
main user-thread, this is NULL.
---

diff --git a/threads.h b/threads.h
index e52c324..7d2189b 100644
--- a/threads.h
+++ b/threads.h
@@ -16,6 +16,8 @@ typedef enum thread_state {
 	THREAD_COMPLETED
 } thread_state;
 
+class ModelAction;
+
 class Thread {
 public:
 	Thread(thrd_t *t, void (*func)(void *), void *a);
@@ -31,12 +33,16 @@ public:
 	thrd_t get_thrd_t() { return *user_thread; }
 	Thread * get_parent() { return parent; }
 
+	void set_creation(ModelAction *act) { creation = act; }
+	ModelAction * get_creation() { return creation; }
+
 	friend void thread_startup();
 
 	SNAPSHOTALLOC
 private:
 	int create_context();
 	Thread *parent;
+	ModelAction *creation;
 
 	void (*start_routine)(void *);
 	void *arg;