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mutex: move mutex.h to standard name/location
[model-checker.git]
/
action.h
diff --git
a/action.h
b/action.h
index c5179bcfa81a77de58b79b5c57077a28d32cfb24..dd7de7a1ec2ca17f6081708d77758577e74777d7 100644
(file)
--- a/
action.h
+++ b/
action.h
@@
-7,11
+7,14
@@
#include <list>
#include <cstddef>
#include <list>
#include <cstddef>
+#include <inttypes.h>
-#include "threads.h"
#include "mymemory.h"
#include "mymemory.h"
-#include "clockvector.h"
#include "memoryorder.h"
#include "memoryorder.h"
+#include "modeltypes.h"
+
+class ClockVector;
+class Thread;
using std::memory_order;
using std::memory_order_relaxed;
using std::memory_order;
using std::memory_order_relaxed;
@@
-23,13
+26,20
@@
using std::memory_order_seq_cst;
/** Note that this value can be legitimately used by a program, and
hence by iteself does not indicate no value. */
/** Note that this value can be legitimately used by a program, and
hence by iteself does not indicate no value. */
-#define VALUE_NONE 1234567890
+#define VALUE_NONE 0xdeadbeef
+
+/** A special value to represent a successful trylock */
+
#define VALUE_TRYSUCCESS 1
#define VALUE_TRYSUCCESS 1
+
+/** A special value to represent a failed trylock */
#define VALUE_TRYFAILED 0
/** @brief Represents an action type, identifying one of several types of
* ModelAction */
typedef enum action_type {
#define VALUE_TRYFAILED 0
/** @brief Represents an action type, identifying one of several types of
* ModelAction */
typedef enum action_type {
+ MODEL_FIXUP_RELSEQ, /**< Special ModelAction: finalize a release
+ * sequence */
THREAD_CREATE, /**< A thread creation action */
THREAD_START, /**< First action in each thread */
THREAD_YIELD, /**< A thread yield action */
THREAD_CREATE, /**< A thread creation action */
THREAD_START, /**< First action in each thread */
THREAD_YIELD, /**< A thread yield action */
@@
-42,10
+52,10
@@
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_RMWC, /**< Convert an atomic RMW action into a READ */
ATOMIC_INIT, /**< Initialization of an atomic object (e.g.,
* atomic_init()) */
- ATOMIC_FENCE,
- ATOMIC_LOCK,
- ATOMIC_TRYLOCK,
- ATOMIC_UNLOCK
+ ATOMIC_FENCE,
/**< A fence action */
+ ATOMIC_LOCK,
/**< A lock action */
+ ATOMIC_TRYLOCK,
/**< A trylock action */
+ ATOMIC_UNLOCK
/**< An unlock action */
} action_type_t;
/* Forward declaration */
} action_type_t;
/* Forward declaration */
@@
-57,9
+67,9
@@
class ClockVector;
*/
class ModelAction {
public:
*/
class ModelAction {
public:
- ModelAction(action_type_t type, memory_order order, void *loc, uint64_t value = VALUE_NONE);
+ ModelAction(action_type_t type, memory_order order, void *loc, uint64_t value = VALUE_NONE
, Thread *thread = NULL
);
~ModelAction();
~ModelAction();
- void print(
void
) const;
+ void print() const;
thread_id_t get_tid() const { return tid; }
action_type get_type() const { return type; }
thread_id_t get_tid() const { return tid; }
action_type get_type() const { return type; }
@@
-72,7
+82,10
@@
public:
Node * get_node() const { return node; }
void set_node(Node *n) { node = n; }
Node * get_node() const { return node; }
void set_node(Node *n) { node = n; }
+ void copy_from_new(ModelAction *newaction);
+ void set_seq_number(modelclock_t num);
void set_try_lock(bool obtainedlock);
void set_try_lock(bool obtainedlock);
+ bool is_relseq_fixup() const;
bool is_mutex_op() const;
bool is_lock() const;
bool is_trylock() const;
bool is_mutex_op() const;
bool is_lock() const;
bool is_trylock() const;
@@
-81,6
+94,7
@@
public:
bool is_failed_trylock() const;
bool is_read() const;
bool is_write() const;
bool is_failed_trylock() const;
bool is_read() const;
bool is_write() const;
+ bool could_be_write() const;
bool is_rmwr() const;
bool is_rmwc() const;
bool is_rmw() const;
bool is_rmwr() const;
bool is_rmwc() const;
bool is_rmw() const;
@@
-91,12
+105,13
@@
public:
bool is_seqcst() const;
bool same_var(const ModelAction *act) const;
bool same_thread(const ModelAction *act) const;
bool is_seqcst() const;
bool same_var(const ModelAction *act) const;
bool same_thread(const ModelAction *act) const;
- bool is_synchronizing(const ModelAction *act) const;
+ bool is_conflicting_lock(const ModelAction *act) const;
+ bool could_synchronize_with(const ModelAction *act) const;
void create_cv(const ModelAction *parent = NULL);
ClockVector * get_cv() const { return cv; }
void create_cv(const ModelAction *parent = NULL);
ClockVector * get_cv() const { return cv; }
-
void
read_from(const ModelAction *act);
-
void
synchronize_with(const ModelAction *act);
+
bool
read_from(const ModelAction *act);
+
bool
synchronize_with(const ModelAction *act);
bool has_synchronized_with(const ModelAction *act) const;
bool happens_before(const ModelAction *act) const;
bool has_synchronized_with(const ModelAction *act) const;
bool happens_before(const ModelAction *act) const;
@@
-111,6
+126,10
@@
public:
void process_rmw(ModelAction * act);
void copy_typeandorder(ModelAction * act);
void process_rmw(ModelAction * act);
void copy_typeandorder(ModelAction * act);
+ void set_sleep_flag() { sleep_flag=true; }
+ bool get_sleep_flag() { return sleep_flag; }
+ unsigned int hash() const;
+
MEMALLOC
private:
MEMALLOC
private:
@@
-141,8
+160,10
@@
private:
/** The clock vector stored with this action; only needed if this
* action is a store release? */
ClockVector *cv;
/** The clock vector stored with this action; only needed if this
* action is a store release? */
ClockVector *cv;
+
+ bool sleep_flag;
};
};
-typedef std::list<
ModelAction *
> action_list_t;
+typedef std::list<
ModelAction *, SnapshotAlloc<ModelAction *>
> action_list_t;
#endif /* __ACTION_H__ */
#endif /* __ACTION_H__ */