-
-ModelAction::ModelAction(action_type_t type, memory_order order, void *loc, int value)
-{
- Thread *t = thread_current();
- ModelAction *act = this;
-
- act->type = type;
- act->order = order;
- act->location = loc;
- act->tid = t->get_id();
- act->value = value;
- act->seq_number = model->get_next_seq_num();
-}
-
-bool ModelAction::is_read()
-{
- return type == ATOMIC_READ;
-}
-
-bool ModelAction::is_write()
-{
- return type == ATOMIC_WRITE;
-}
-
-bool ModelAction::is_acquire()
-{
- switch (order) {
- case memory_order_acquire:
- case memory_order_acq_rel:
- case memory_order_seq_cst:
- return true;
- default:
- return false;
- }
-}
-
-bool ModelAction::is_release()
-{
- switch (order) {
- case memory_order_release:
- case memory_order_acq_rel:
- case memory_order_seq_cst:
- return true;
- default:
- return false;
- }
-}
-
-bool ModelAction::same_var(ModelAction *act)
-{
- return location == act->location;
-}
-
-bool ModelAction::same_thread(ModelAction *act)
-{
- return tid == act->tid;
-}
-
-bool ModelAction::is_dependent(ModelAction *act)
-{
- if (!is_read() && !is_write())
- return false;
- if (!act->is_read() && !act->is_write())
- return false;
- if (same_var(act) && !same_thread(act) &&
- (is_write() || act->is_write()))
- return true;
- return false;
-}
-
-void ModelAction::print(void)
-{
- const char *type_str;
- switch (this->type) {
- case THREAD_CREATE:
- type_str = "thread create";
- break;
- case THREAD_YIELD:
- type_str = "thread yield";
- break;
- case THREAD_JOIN:
- type_str = "thread join";
- break;
- case ATOMIC_READ:
- type_str = "atomic read";
- break;
- case ATOMIC_WRITE:
- type_str = "atomic write";
- break;
- default:
- type_str = "unknown type";
- }
-
- printf("(%4d) Thread: %d\tAction: %s\tMO: %d\tLoc: %14p\tValue: %d\n",
- seq_number, id_to_int(tid), type_str, order, location, value);
-}