5 #include "corestructs.h"
7 #include "solver_interface.h"
14 /** This function creates a set containing the elements passed in the array. */
15 Set *createSet(VarType type, uint64_t *elements, uint num);
17 /** This function creates a set from lowrange to highrange (inclusive). */
19 Set *createRangeSet(VarType type, uint64_t lowrange, uint64_t highrange);
21 Element *createRangeVar(VarType type, uint64_t lowrange, uint64_t highrange);
23 /** This function creates a mutable set. */
25 MutableSet *createMutableSet(VarType type);
27 /** This function adds a new item to a set. */
29 void addItem(MutableSet *set, uint64_t element);
31 /** This function adds a new unique item to the set and returns it.
32 This function cannot be used in conjunction with manually adding
35 uint64_t createUniqueItem(MutableSet *set);
37 /** This function creates an element variable over a set. */
39 Element *getElementVar(Set *set);
41 /** This function creates an element constrant. */
42 Element *getElementConst(VarType type, uint64_t value);
44 BooleanEdge getBooleanTrue();
46 BooleanEdge getBooleanFalse();
48 /** This function creates a boolean variable. */
50 BooleanEdge getBooleanVar(VarType type);
52 /** This function creates a function operator. */
54 Function *createFunctionOperator(ArithOp op, Set **domain, uint numDomain, Set *range,
55 OverFlowBehavior overflowbehavior);
57 /** This function creates a predicate operator. */
59 Predicate *createPredicateOperator(CompOp op, Set **domain, uint numDomain);
61 Predicate *createPredicateTable(Table *table, UndefinedBehavior behavior);
63 /** This function creates an empty instance table.*/
65 Table *createTable(Set **domains, uint numDomain, Set *range);
67 Table *createTableForPredicate(Set **domains, uint numDomain);
68 /** This function adds an input output relation to a table. */
70 void addTableEntry(Table *table, uint64_t *inputs, uint inputSize, uint64_t result);
72 /** This function converts a completed table into a function. */
74 Function *completeTable(Table *, UndefinedBehavior behavior);
76 /** This function applies a function to the Elements in its input. */
78 Element *applyFunction(Function *function, Element **array, uint numArrays, BooleanEdge overflowstatus);
80 /** This function applies a predicate to the Elements in its input. */
82 BooleanEdge applyPredicateTable(Predicate *predicate, Element **inputs, uint numInputs, BooleanEdge undefinedStatus);
84 BooleanEdge applyPredicate(Predicate *predicate, Element **inputs, uint numInputs);
86 /** This function applies a logical operation to the Booleans in its input. */
88 BooleanEdge applyLogicalOperation(LogicOp op, BooleanEdge *array, uint asize);
90 /** This function applies a logical operation to the Booleans in its input. */
92 BooleanEdge applyLogicalOperation(LogicOp op, BooleanEdge arg1, BooleanEdge arg2);
94 /** This function applies a logical operation to the Booleans in its input. */
96 BooleanEdge applyLogicalOperation(LogicOp op, BooleanEdge arg);
98 /** This function adds a boolean constraint to the set of constraints
101 void addConstraint(BooleanEdge constraint);
103 /** This function instantiates an order of type type over the set set. */
104 Order *createOrder(OrderType type, Set *set);
106 /** This function instantiates a boolean on two items in an order. */
107 BooleanEdge orderConstraint(Order *order, uint64_t first, uint64_t second);
109 /** When everything is done, the client calls this function and then csolver starts to encode*/
112 /** After getting the solution from the SAT solver, client can get the value of an element via this function*/
113 uint64_t getElementValue(Element *element);
115 /** After getting the solution from the SAT solver, client can get the value of a boolean via this function*/
116 bool getBooleanValue(BooleanEdge boolean);
118 bool getOrderConstraintValue(Order *order, uint64_t first, uint64_t second);
120 bool isTrue(BooleanEdge b);
121 bool isFalse(BooleanEdge b);
123 void setUnSAT() { unsat = true; }
125 bool isUnSAT() { return unsat; }
127 Vector<Order *> *getOrders() { return &allOrders;}
128 HashsetOrder * getActiveOrders() { return &activeOrders;}
130 Tuner *getTuner() { return tuner; }
132 SetIteratorBooleanEdge * getConstraints() { return constraints.iterator(); }
134 SATEncoder *getSATEncoder() {return satEncoder;}
136 void replaceBooleanWithTrue(BooleanEdge bexpr);
137 void replaceBooleanWithTrueNoRemove(BooleanEdge bexpr);
138 void replaceBooleanWithFalse(BooleanEdge bexpr);
139 void replaceBooleanWithBoolean(BooleanEdge oldb, BooleanEdge newb);
142 void autoTune(uint budget);
144 void setTuner(Tuner *_tuner) { tuner = _tuner; }
145 long long getElapsedTime() { return elapsedTime; }
146 long long getEncodeTime();
147 long long getSolveTime();
152 void handleIFFTrue(BooleanLogic *bexpr, BooleanEdge child);
153 void handleANDTrue(BooleanLogic *bexpr, BooleanEdge child);
155 //These two functions are helpers if the client has a pointer to a
156 //Boolean object that we have since replaced
157 BooleanEdge rewriteLogicalOperation(LogicOp op, BooleanEdge *array, uint asize);
158 BooleanEdge doRewrite(BooleanEdge b);
159 /** This is a vector of constraints that must be satisfied. */
160 HashsetBooleanEdge constraints;
162 /** This is a vector of all boolean structs that we have allocated. */
163 Vector<Boolean *> allBooleans;
165 /** This is a vector of all set structs that we have allocated. */
166 Vector<Set *> allSets;
168 /** This is a vector of all element structs that we have allocated. */
169 Vector<Element *> allElements;
171 /** This is a vector of all predicate structs that we have allocated. */
172 Vector<Predicate *> allPredicates;
174 /** This is a vector of all table structs that we have allocated. */
175 Vector<Table *> allTables;
177 /** This is a vector of all order structs that we have allocated. */
178 Vector<Order *> allOrders;
180 HashsetOrder activeOrders;
182 /** This is a vector of all function structs that we have allocated. */
183 Vector<Function *> allFunctions;
185 BooleanEdge boolTrue;
186 BooleanEdge boolFalse;
188 /** These two tables are used for deduplicating entries. */
189 BooleanMatchMap boolMap;
190 ElementMatchMap elemMap;
192 SATEncoder *satEncoder;
195 long long elapsedTime;