2 #include "threads-model.h"
8 /* global "model" object */
11 int pthread_create(pthread_t *t, const pthread_attr_t * attr,
12 pthread_start_t start_routine, void * arg) {
13 struct pthread_params params = { start_routine, arg };
15 ModelAction *act = new ModelAction(PTHREAD_CREATE, std::memory_order_seq_cst, t, (uint64_t)¶ms);
16 model->pthread_map[*t] = act;
18 /* seq_cst is just a 'don't care' parameter */
19 model->switch_to_master(act);
24 int pthread_join(pthread_t t, void **value_ptr) {
25 ModelAction *act = model->pthread_map[t];
26 Thread *th = act->get_thread_operand();
27 model->switch_to_master(new ModelAction(PTHREAD_JOIN, std::memory_order_seq_cst, th, id_to_int(th->get_id())));
31 void pthread_exit(void *value_ptr) {
32 Thread * th = thread_current();
33 model->switch_to_master(new ModelAction(THREAD_FINISH, std::memory_order_seq_cst, th));
36 int pthread_mutex_init(pthread_mutex_t *p_mutex, const pthread_mutexattr_t *) {
37 if (model->mutex_map.find(p_mutex) != model->mutex_map.end() /*&& table[p_mutex]->is_initialized()*/ ) {
38 model_print("Reinitialize a lock\n");
39 // return 1; // 0 means success; 1 means failure
42 std::mutex *m = new std::mutex();
44 model->mutex_map[p_mutex] = m;
48 int pthread_mutex_lock(pthread_mutex_t *p_mutex) {
49 std::mutex *m = model->mutex_map[p_mutex];
54 int pthread_mutex_trylock(pthread_mutex_t *p_mutex) {
55 std::mutex *m = model->mutex_map[p_mutex];
59 int pthread_mutex_unlock(pthread_mutex_t *p_mutex) {
60 std::mutex *m = model->mutex_map[p_mutex];