#include "sattranslator.h"
#include "tunable.h"
#include "polarityassignment.h"
-#include "orderdecompose.h"
-
-CSolver::CSolver() : unsat(false) {
- tuner = new Tuner();
- satEncoder = allocSATEncoder(this);
+#include "analyzer.h"
+#include "autotuner.h"
+
+CSolver::CSolver() :
+ unsat(false),
+ tuner(NULL),
+ elapsedTime(0)
+{
+ satEncoder = new SATEncoder(this);
}
/** This function tears down the solver and the entire AST */
delete allFunctions.get(i);
}
- deleteSATEncoder(satEncoder);
- delete tuner;
+ delete satEncoder;
+}
+
+CSolver *CSolver::clone() {
+ CSolver *copy = new CSolver();
+ CloneMap map;
+ HSIteratorBoolean *it = getConstraints();
+ while (it->hasNext()) {
+ Boolean *b = it->next();
+ copy->addConstraint(b->clone(copy, &map));
+ }
+ delete it;
+ return copy;
}
Set *CSolver::createSet(VarType type, uint64_t *elements, uint numelements) {
}
Element *CSolver::getElementConst(VarType type, uint64_t value) {
- Element *element = new ElementConst(value, type);
- allElements.push(element);
- return element;
+ uint64_t array[] = {value};
+ Set *set = new Set(type, array, 1);
+ Element *element = new ElementConst(value, type, set);
+ Element *e = elemMap.get(element);
+ if (e == NULL) {
+ allSets.push(set);
+ allElements.push(element);
+ elemMap.put(element, element);
+ return element;
+ } else {
+ delete set;
+ delete element;
+ return e;
+ }
}
-Boolean *CSolver::getBooleanVar(VarType type) {
- Boolean *boolean = new BooleanVar(type);
- allBooleans.push(boolean);
- return boolean;
+Element *CSolver::applyFunction(Function *function, Element **array, uint numArrays, Boolean *overflowstatus) {
+ Element *element = new ElementFunction(function,array,numArrays,overflowstatus);
+ Element *e = elemMap.get(element);
+ if (e == NULL) {
+ allElements.push(element);
+ elemMap.put(element, element);
+ return element;
+ } else {
+ delete element;
+ return e;
+ }
}
Function *CSolver::createFunctionOperator(ArithOp op, Set **domain, uint numDomain, Set *range,OverFlowBehavior overflowbehavior) {
return function;
}
-Element *CSolver::applyFunction(Function *function, Element **array, uint numArrays, Boolean *overflowstatus) {
- Element *element = new ElementFunction(function,array,numArrays,overflowstatus);
- allElements.push(element);
- return element;
+Boolean *CSolver::getBooleanVar(VarType type) {
+ Boolean *boolean = new BooleanVar(type);
+ allBooleans.push(boolean);
+ return boolean;
}
Boolean *CSolver::applyPredicate(Predicate *predicate, Element **inputs, uint numInputs) {
Boolean *CSolver::applyPredicateTable(Predicate *predicate, Element **inputs, uint numInputs, Boolean *undefinedStatus) {
BooleanPredicate *boolean = new BooleanPredicate(predicate, inputs, numInputs, undefinedStatus);
- allBooleans.push(boolean);
- return boolean;
+ Boolean * b = boolMap.get(boolean);
+ if (b == NULL) {
+ boolMap.put(boolean, boolean);
+ allBooleans.push(boolean);
+ return boolean;
+ } else {
+ delete boolean;
+ return b;
+ }
}
Boolean *CSolver::applyLogicalOperation(LogicOp op, Boolean **array, uint asize) {
Boolean *boolean = new BooleanLogic(this, op, array, asize);
- allBooleans.push(boolean);
- return boolean;
+ Boolean *b = boolMap.get(boolean);
+ if (b == NULL) {
+ boolMap.put(boolean, boolean);
+ allBooleans.push(boolean);
+ return boolean;
+ } else {
+ delete boolean;
+ return b;
+ }
+}
+
+Boolean *CSolver::orderConstraint(Order *order, uint64_t first, uint64_t second) {
+ Boolean *constraint = new BooleanOrder(order, first, second);
+ allBooleans.push(constraint);
+ return constraint;
}
void CSolver::addConstraint(Boolean *constraint) {
return order;
}
-Boolean *CSolver::orderConstraint(Order *order, uint64_t first, uint64_t second) {
- Boolean *constraint = new BooleanOrder(order, first, second);
- allBooleans.push(constraint);
- return constraint;
-}
-
int CSolver::startEncoding() {
+ bool deleteTuner = false;
+ if (tuner == NULL) {
+ tuner = new DefaultTuner();
+ deleteTuner = true;
+ }
+
+ long long startTime = getTimeNano();
computePolarities(this);
orderAnalysis(this);
naiveEncodingDecision(this);
- encodeAllSATEncoder(this, satEncoder);
- int result = solveCNF(satEncoder->cnf);
- model_print("sat_solver's result:%d\tsolutionSize=%d\n", result, satEncoder->cnf->solver->solutionsize);
- for (int i = 1; i <= satEncoder->cnf->solver->solutionsize; i++) {
- model_print("%d, ", satEncoder->cnf->solver->solution[i]);
+ satEncoder->encodeAllSATEncoder(this);
+ int result = unsat ? IS_UNSAT : satEncoder->solve();
+ long long finishTime = getTimeNano();
+ elapsedTime = finishTime - startTime;
+ if (deleteTuner) {
+ delete tuner;
+ tuner = NULL;
}
- model_print("\n");
return result;
}
uint64_t CSolver::getElementValue(Element *element) {
- switch (GETELEMENTTYPE(element)) {
+ switch (element->type) {
case ELEMSET:
case ELEMCONST:
case ELEMFUNCRETURN:
}
bool CSolver::getBooleanValue(Boolean *boolean) {
- switch (GETBOOLEANTYPE(boolean)) {
+ switch (boolean->type) {
case BOOLEANVAR:
return getBooleanVariableValueSATTranslator(this, boolean);
default:
return getOrderConstraintValueSATTranslator(this, order, first, second);
}
+long long CSolver::getEncodeTime() { return satEncoder->getEncodeTime(); }
+
+long long CSolver::getSolveTime() { return satEncoder->getSolveTime(); }
+
+void CSolver::autoTune(uint budget) {
+ AutoTuner * autotuner=new AutoTuner(budget);
+ autotuner->addProblem(this);
+ autotuner->tune();
+ delete autotuner;
+}