11 /** @brief Constructor */
12 ModelHistory::ModelHistory() :
13 func_counter(1), /* function id starts with 1 */
19 void ModelHistory::enter_function(const uint32_t func_id, thread_id_t tid)
21 //model_print("thread %d entering func %d\n", tid, func_id);
22 uint32_t id = id_to_int(tid);
23 SnapVector<func_id_list_t *> * thrd_func_list = model->get_execution()->get_thrd_func_list();
24 SnapVector< SnapList<func_inst_list_t *> *> *
25 thrd_func_inst_lists = model->get_execution()->get_thrd_func_inst_lists();
27 if ( thrd_func_list->size() <= id ) {
28 thrd_func_list->resize( id + 1 );
29 thrd_func_inst_lists->resize( id + 1 );
32 func_id_list_t * func_list = thrd_func_list->at(id);
33 SnapList<func_inst_list_t *> * func_inst_lists = thrd_func_inst_lists->at(id);
35 if (func_list == NULL) {
36 func_list = new func_id_list_t();
37 thrd_func_list->at(id) = func_list;
40 if (func_inst_lists == NULL) {
41 func_inst_lists = new SnapList< func_inst_list_t *>();
42 thrd_func_inst_lists->at(id) = func_inst_lists;
45 func_list->push_back(func_id);
46 func_inst_lists->push_back( new func_inst_list_t() );
49 /* @param func_id a non-zero value */
50 void ModelHistory::exit_function(const uint32_t func_id, thread_id_t tid)
52 uint32_t id = id_to_int(tid);
53 SnapVector<func_id_list_t *> * thrd_func_list = model->get_execution()->get_thrd_func_list();
54 SnapVector< SnapList<func_inst_list_t *> *> *
55 thrd_func_inst_lists = model->get_execution()->get_thrd_func_inst_lists();
57 func_id_list_t * func_list = thrd_func_list->at(id);
58 SnapList<func_inst_list_t *> * func_inst_lists = thrd_func_inst_lists->at(id);
60 uint32_t last_func_id = func_list->back();
62 if (last_func_id == func_id) {
63 func_list->pop_back();
65 func_inst_list_t * curr_inst_list = func_inst_lists->back();
66 link_insts(curr_inst_list);
68 func_inst_lists->pop_back();
70 model_print("trying to exit with a wrong function id\n");
71 model_print("--- last_func: %d, func_id: %d\n", last_func_id, func_id);
73 //model_print("thread %d exiting func %d\n", tid, func_id);
76 void ModelHistory::process_action(ModelAction *act, thread_id_t tid)
78 /* return if thread i has not entered any function or has exited
80 SnapVector<func_id_list_t *> * thrd_func_list = model->get_execution()->get_thrd_func_list();
81 SnapVector< SnapList<func_inst_list_t *> *> *
82 thrd_func_inst_lists = model->get_execution()->get_thrd_func_inst_lists();
84 uint32_t id = id_to_int(tid);
85 if ( thrd_func_list->size() <= id )
87 else if (thrd_func_list->at(id) == NULL)
90 /* get the function id that thread i is currently in */
91 func_id_list_t * func_list = thrd_func_list->at(id);
92 SnapList<func_inst_list_t *> * func_inst_lists = thrd_func_inst_lists->at(id);
94 uint32_t func_id = func_list->back();
96 if ( func_nodes.size() <= func_id )
97 func_nodes.resize( func_id + 1 );
99 FuncNode * func_node = func_nodes[func_id];
100 if (func_node == NULL) {
101 const char * func_name = func_map_rev[func_id];
102 func_node = new FuncNode();
103 func_node->set_func_id(func_id);
104 func_node->set_func_name(func_name);
106 func_nodes[func_id] = func_node;
109 /* add corresponding FuncInst to func_node and curr_inst_list*/
110 FuncInst * inst = func_node->get_or_add_action(act);
116 func_node->store_read(act, tid);
118 func_inst_list_t * curr_inst_list = func_inst_lists->back();
119 ASSERT(curr_inst_list != NULL);
120 curr_inst_list->push_back(inst);
123 /* Link FuncInsts in a list - add one FuncInst to another's predecessors and successors */
124 void ModelHistory::link_insts(func_inst_list_t * inst_list)
126 if (inst_list == NULL)
129 func_inst_list_t::iterator it = inst_list->begin();
130 func_inst_list_t::iterator prev;
132 if (inst_list->size() == 0)
135 /* add the first instruction to the list of entry insts */
136 FuncInst * entry_inst = *it;
137 FuncNode * func_node = entry_inst->get_func_node();
138 func_node->add_entry_inst(entry_inst);
141 while (it != inst_list->end()) {
145 FuncInst * prev_inst = *prev;
146 FuncInst * curr_inst = *it;
148 prev_inst->add_succ(curr_inst);
149 curr_inst->add_pred(prev_inst);
155 void ModelHistory::print()
157 for (uint32_t i = 0; i < func_nodes.size(); i++ ) {
158 FuncNode * funcNode = func_nodes[i];
159 if (funcNode == NULL)
162 func_inst_list_mt * entry_insts = funcNode->get_entry_insts();
164 model_print("function %s has entry actions\n", funcNode->get_func_name());
165 func_inst_list_mt::iterator it;
166 for (it = entry_insts->begin(); it != entry_insts->end(); it++) {
167 FuncInst *inst = *it;
168 model_print("type: %d, at: %s\n", inst->get_type(), inst->get_position());
172 func_inst_list_mt * inst_list = funcNode->get_inst_list();
174 model_print("function %s has following actions\n", funcNode->get_func_name());
175 func_inst_list_mt::iterator it;
176 for (it = inst_list->begin(); it != inst_list->end(); it++) {
177 FuncInst *inst = *it;
178 model_print("type: %d, at: %s\n", inst->get_type(), inst->get_position());