X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=nodestack.h;h=648ef4dfc318afc38a4e98b1e31bf4a1bcc944eb;hb=202542965363285e68bb33654a62fe816c69b176;hp=8df67838c87c362518bdd3100bddcd4663254475;hpb=3b39a4cdcd7eafca5480e9d9bdec4d24fe5441b3;p=model-checker.git diff --git a/nodestack.h b/nodestack.h index 8df6783..648ef4d 100644 --- a/nodestack.h +++ b/nodestack.h @@ -8,11 +8,14 @@ #include #include #include -#include "threads.h" +#include + #include "mymemory.h" -#include "clockvector.h" +#include "modeltypes.h" +#include "schedule.h" class ModelAction; +class Thread; /** * A flag used for the promise counting/combination problem within a node, @@ -50,21 +53,23 @@ struct fairness_info { */ class Node { public: - Node(ModelAction *act = NULL, Node *par = NULL, int nthreads = 1, Node *prevfairness = NULL); + Node(ModelAction *act = NULL, Node *par = NULL, int nthreads = 2, Node *prevfairness = NULL); ~Node(); /* return true = thread choice has already been explored */ bool has_been_explored(thread_id_t tid); /* return true = backtrack set is empty */ bool backtrack_empty(); - void explore_child(ModelAction *act, bool * is_enabled); + void explore_child(ModelAction *act, enabled_type_t * is_enabled); /* return false = thread was already in backtrack */ bool set_backtrack(thread_id_t id); thread_id_t get_next_backtrack(); bool is_enabled(Thread *t); bool is_enabled(thread_id_t tid); + enabled_type_t enabled_status(thread_id_t tid); + ModelAction * get_action() { return action; } - bool has_priority(thread_id_t tid) {return fairness[id_to_int(tid)].priority;} + bool has_priority(thread_id_t tid); int get_num_threads() {return num_threads;} /** @return the parent Node to this Node; that is, the action that * occurred previously in the stack. */ @@ -87,6 +92,17 @@ public: bool get_promise(unsigned int i); bool increment_promise(); bool promise_empty(); + enabled_type_t *get_enabled_array() {return enabled_array;} + + void set_misc_max(int i); + int get_misc(); + bool increment_misc(); + bool misc_empty(); + + void add_relseq_break(const ModelAction *write); + const ModelAction * get_relseq_break(); + bool increment_relseq_break(); + bool relseq_break_empty(); void print(); void print_may_read_from(); @@ -102,7 +118,7 @@ private: std::vector< bool, ModelAlloc > backtrack; std::vector< struct fairness_info, ModelAlloc< struct fairness_info> > fairness; int numBacktracks; - bool *enabled_array; + enabled_type_t *enabled_array; /** The set of ModelActions that this the action at this Node may read * from. Only meaningful if this Node represents a 'read' action. */ @@ -113,6 +129,12 @@ private: std::vector< struct future_value, ModelAlloc > future_values; std::vector< promise_t, ModelAlloc > promises; int future_index; + + std::vector< const ModelAction *, ModelAlloc > relseq_break_writes; + int relseq_break_index; + + int misc_index; + int misc_max; }; typedef std::vector< Node *, ModelAlloc< Node * > > node_list_t; @@ -129,7 +151,7 @@ class NodeStack { public: NodeStack(); ~NodeStack(); - ModelAction * explore_action(ModelAction *act, bool * is_enabled); + ModelAction * explore_action(ModelAction *act, enabled_type_t * is_enabled); Node * get_head(); Node * get_next(); void reset_execution();