model: schedule appropriate fence backtracking points

[c11tester.git] / promise.h

diff --git a/promise.h b/promise.h
index 35515d24b2da913b387e5ec06b786a83e3d43877..278b7cc224e34a262ebbca9c20d3294ede514d31 100644 (file)
--- a/promise.h
+++ b/promise.h
@@ -8,10 +8,12 @@
 #define __PROMISE_H__
 
 #include <inttypes.h>
-#include "threads-model.h"
+#include <vector>
 
-#include "model.h"
 #include "modeltypes.h"
+#include "mymemory.h"
+
+class ModelAction;
 
 struct future_value {
        uint64_t value;
@@ -21,16 +23,7 @@ struct future_value {
 
 class Promise {
  public:
-       Promise(ModelAction *act, struct future_value fv) :
-               num_available_threads(0),
-               value(fv.value),
-               expiration(fv.expiration),
-               read(act),
-               write(NULL)
-       {
-               add_thread(fv.tid);
-               eliminate_thread(act->get_tid());
-       }
+       Promise(ModelAction *read, struct future_value fv);
        modelclock_t get_expiration() const { return expiration; }
        ModelAction * get_action() const { return read; }
        bool eliminate_thread(thread_id_t tid);
@@ -39,8 +32,10 @@ class Promise {
        bool has_failed() const;
        uint64_t get_value() const { return value; }
        void set_write(const ModelAction *act) { write = act; }
-       const ModelAction * get_write() { return write; }
-       int get_num_available_threads() { return num_available_threads; }
+       const ModelAction * get_write() const { return write; }
+       int get_num_available_threads() const { return num_available_threads; }
+       bool is_compatible(const ModelAction *act) const;
+       bool is_compatible_exclusive(const ModelAction *act) const;
 
        void print() const;
 
@@ -54,7 +49,10 @@ class Promise {
 
        const uint64_t value;
        const modelclock_t expiration;
+
+       /** @brief The action which reads a promised value */
        ModelAction * const read;
+
        const ModelAction *write;
 };