Unary encoding of predicates

[satune.git] / src / Backend / satencoder.h

diff --git a/src/Backend/satencoder.h b/src/Backend/satencoder.h
index f74965b4af8ac92333ca5041d3487e7cacbd7ae7..1f8253ad030e07ef514856a825f210c7c9a47519 100644 (file)
--- a/src/Backend/satencoder.h
+++ b/src/Backend/satencoder.h
@@ -5,33 +5,76 @@
 #include "structs.h"
 #include "inc_solver.h"
 #include "constraint.h"
-#include "satelemencoder.h"
-#include "satorderencoder.h"
-#include "satfunctableencoder.h"
 
+typedef Hashtable<Boolean *, Node *, uintptr_t, 4> BooleanToEdgeMap;
 
 class SATEncoder {
- public:
-       uint varcount;
-       CNF *cnf;
-       CSolver *solver;
-
+public:
+       int solve(long timeout);
        SATEncoder(CSolver *solver);
        ~SATEncoder();
+       void resetSATEncoder();
        void encodeAllSATEncoder(CSolver *csolver);
-       Edge encodeConstraintSATEncoder(Boolean *constraint);
-       MEMALLOC;
-};
+       Edge encodeConstraintSATEncoder(BooleanEdge constraint);
+       CNF *getCNF() { return cnf;}
+       long long getSolveTime() { return cnf->solveTime; }
+       long long getEncodeTime() { return cnf->encodeTime; }
 
+       CMEMALLOC;
+private:
+       void shouldMemoize(Element *elem, uint64_t val, bool &memo);
+       Edge getNewVarSATEncoder();
+       void getArrayNewVarsSATEncoder(uint num, Edge *carray);
+       Edge encodeVarSATEncoder(BooleanVar *constraint);
+       Edge encodeLogicSATEncoder(BooleanLogic *constraint);
+       Edge encodePredicateSATEncoder(BooleanPredicate *constraint);
+       Edge encodeTablePredicateSATEncoder(BooleanPredicate *constraint);
+       void encodeElementSATEncoder(Element *element);
+       void encodeElementFunctionSATEncoder(ElementFunction *function);
+       void encodeTableElementFunctionSATEncoder(ElementFunction *This);
+       Edge getElementValueOneHotConstraint(Element *elem, Polarity p, uint64_t value);
+       Edge getElementValueUnaryConstraint(Element *elem, Polarity p, uint64_t value);
+       Edge getElementValueBinaryIndexConstraint(Element *element, Polarity p, uint64_t value);
+       Edge getElementValueBinaryValueConstraint(Element *element, Polarity p, uint64_t value);
+       Edge getElementValueConstraint(Element *element, Polarity p, uint64_t value);
+       void generateOneHotEncodingVars(ElementEncoding *encoding);
+       void generateUnaryEncodingVars(ElementEncoding *encoding);
+       void generateBinaryIndexEncodingVars(ElementEncoding *encoding);
+       void generateBinaryValueEncodingVars(ElementEncoding *encoding);
+       void generateElementEncoding(Element *element);
+       Edge encodeOperatorPredicateSATEncoder(BooleanPredicate *constraint);
+       Edge encodeEnumOperatorPredicateSATEncoder(BooleanPredicate *constraint);
+       Edge encodeUnaryPredicateSATEncoder(BooleanPredicate *constraint);
+       Edge encodeEnumEqualsPredicateSATEncoder(BooleanPredicate *constraint);
+       void encodeOperatorElementFunctionSATEncoder(ElementFunction *This);
+       Edge encodeCircuitOperatorPredicateEncoder(BooleanPredicate *constraint);
+       Edge encodeOrderSATEncoder(BooleanOrder *constraint);
+       Edge inferOrderConstraintFromGraph(Order *order, uint64_t _first, uint64_t _second);
+       Edge getPairConstraint(Order *order, OrderPair *pair);
+       Edge getPartialPairConstraint(Order *order, OrderPair *pair);
+       Edge encodeTotalOrderSATEncoder(BooleanOrder *constraint);
+       Edge encodePartialOrderSATEncoder(BooleanOrder *constraint);
+       void createAllTotalOrderConstraintsSATEncoder(Order *order);
+       void createAllPartialOrderConstraintsSATEncoder(Order *order);
+       void createAllTotalOrderConstraintsSATEncoderSparse(Order *order);
+       void createAllPartialOrderConstraintsSATEncoderSparse(Order *order);
+       Edge getOrderConstraint(HashtableOrderPair *table, OrderPair *pair);
+       Edge generateTransOrderConstraintSATEncoder(Edge constIJ, Edge constJK, Edge constIK);
+       Edge generatePartialOrderConstraintsSATEncoder(Edge ij,Edge ji, Edge jk, Edge kj,Edge ik, Edge ki);
+       Edge encodeEnumEntriesTablePredicateSATEncoder(BooleanPredicate *constraint);
+       Edge encodeEnumTablePredicateSATEncoder(BooleanPredicate *constraint);
+       void encodeEnumTableElemFunctionSATEncoder(ElementFunction *This);
+       void encodeEnumEntriesTableElemFuncSATEncoder(ElementFunction *This);
+       void generateAnyValueBinaryIndexEncoding(ElementEncoding *encoding);
+       int getMaximumUsedSize(ElementEncoding *encoding);
+       void generateAnyValueBinaryIndexEncodingPositive(ElementEncoding *encoding);
+       void generateAnyValueBinaryValueEncoding(ElementEncoding *encoding);
+       CNF *cnf;
+       CSolver *solver;
+       BooleanToEdgeMap booledgeMap;
+       VectorEdge *vector;
+       friend class VarOrderingOpt;
+};
 
-       Edge getNewVarSATEncoder(SATEncoder *This);
-       void getArrayNewVarsSATEncoder(SATEncoder *encoder, uint num, Edge *carray);
-
-       Edge encodeVarSATEncoder(SATEncoder *This, BooleanVar *constraint);
-       Edge encodeLogicSATEncoder(SATEncoder *This, BooleanLogic *constraint);
-       Edge encodePredicateSATEncoder(SATEncoder *This, BooleanPredicate *constraint);
-       Edge encodeTablePredicateSATEncoder(SATEncoder *This, BooleanPredicate *constraint);
-       void encodeElementSATEncoder(SATEncoder *encoder, Element *This);
-       void encodeElementFunctionSATEncoder(SATEncoder *encoder, ElementFunction *This);
-       void encodeTableElementFunctionSATEncoder(SATEncoder *encoder, ElementFunction *This);
+void allocElementConstraintVariables(ElementEncoding *ee, uint numVars);
 #endif