X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=src%2Fcsolver.cc;h=1dfe9eb8ec9cf012f9af880c672e62a9ff95c81b;hb=34ba8a7da2ea48c2fc835985eee27bf2cd3e64db;hp=14f902b85e846c5f7c6e0a7e1bc76eb03705a9a3;hpb=3267d387309bb4d2aa130a940f386b419652a956;p=satune.git

diff --git a/src/csolver.cc b/src/csolver.cc
index 14f902b..1dfe9eb 100644
--- a/src/csolver.cc
+++ b/src/csolver.cc
@@ -29,7 +29,10 @@
 #include "varorderingopt.h"
 #include <time.h>
 #include <stdarg.h>
-#include "alloyenc.h"
+#include "alloyinterpreter.h"
+#include "smtinterpreter.h"
+#include "mathsatinterpreter.h"
+#include "smtratinterpreter.h"
 
 CSolver::CSolver() :
 	boolTrue(BooleanEdge(new BooleanConst(true))),
@@ -82,8 +85,8 @@ CSolver::~CSolver() {
 	for (uint i = 0; i < size; i++) {
 		delete allFunctions.get(i);
 	}
-	
-	if(interpreter != NULL){
+
+	if (interpreter != NULL) {
 		delete interpreter;
 	}
 
@@ -162,9 +165,9 @@ CSolver *CSolver::clone() {
 	return copy;
 }
 
-CSolver *CSolver::deserialize(const char *file, bool alloy) {
+CSolver *CSolver::deserialize(const char *file, InterpreterType itype) {
 	model_print("deserializing %s ...\n", file);
-	Deserializer deserializer(file, alloy);
+	Deserializer deserializer(file, itype);
 	return deserializer.deserialize();
 }
 
@@ -316,7 +319,7 @@ Function *CSolver::completeTable(Table *table, UndefinedBehavior behavior) {
 BooleanEdge CSolver::getBooleanVar(VarType type) {
 	Boolean *boolean = new BooleanVar(type);
 	allBooleans.push(boolean);
-	if(!booleanVarUsed)
+	if (!booleanVarUsed)
 		booleanVarUsed = true;
 	return BooleanEdge(boolean);
 }
@@ -394,7 +397,7 @@ BooleanEdge CSolver::rewriteLogicalOperation(LogicOp op, BooleanEdge *array, uin
 }
 
 BooleanEdge CSolver::applyLogicalOperation(LogicOp op, BooleanEdge *array, uint asize) {
-	if(!useAlloyCompiler()){
+	if (!useInterpreter()) {
 		BooleanEdge newarray[asize];
 		switch (op) {
 		case SATC_NOT: {
@@ -457,7 +460,7 @@ BooleanEdge CSolver::applyLogicalOperation(LogicOp op, BooleanEdge *array, uint
 			return applyLogicalOperation(SATC_OR, applyLogicalOperation(SATC_NOT, array[0]), array[1]);
 		}
 		}
-	
+
 		ASSERT(asize != 0);
 		Boolean *boolean = new BooleanLogic(this, op, array, asize);
 		Boolean *b = boolMap.get(boolean);
@@ -475,7 +478,7 @@ BooleanEdge CSolver::applyLogicalOperation(LogicOp op, BooleanEdge *array, uint
 		Boolean *boolean = new BooleanLogic(this, op, array, asize);
 		allBooleans.push(boolean);
 		return BooleanEdge(boolean);
-	
+
 	}
 }
 
@@ -494,7 +497,7 @@ BooleanEdge CSolver::orderConstraint(Order *order, uint64_t first, uint64_t seco
 		}
 	}
 	Boolean *constraint = new BooleanOrder(order, first, second);
-	if (!useAlloyCompiler() ){ 
+	if (!useInterpreter() ) {
 		Boolean *b = boolMap.get(constraint);
 
 		if (b == NULL) {
@@ -531,7 +534,7 @@ BooleanEdge CSolver::orderConstraint(Order *order, uint64_t first, uint64_t seco
 }
 
 void CSolver::addConstraint(BooleanEdge constraint) {
-	if(!useAlloyCompiler()){
+	if (!useInterpreter()) {
 		if (isTrue(constraint))
 			return;
 		else if (isFalse(constraint)) {
@@ -569,7 +572,7 @@ void CSolver::addConstraint(BooleanEdge constraint) {
 			replaceBooleanWithTrueNoRemove(constraint);
 			constraint->parents.clear();
 		}
-	} else{
+	} else {
 		constraints.add(constraint);
 		constraint->parents.clear();
 	}
@@ -602,6 +605,9 @@ void CSolver::inferFixedOrders() {
 }
 
 int CSolver::solve() {
+	if (isUnSAT()) {
+		return IS_UNSAT;
+	}
 	long long startTime = getTimeNano();
 	bool deleteTuner = false;
 	if (tuner == NULL) {
@@ -609,12 +615,12 @@ int CSolver::solve() {
 		deleteTuner = true;
 	}
 	int result = IS_INDETER;
-	if(useAlloyCompiler()){
+	if (useInterpreter()) {
 		interpreter->encode();
-		model_print("Problem encoded in Alloy\n");
+		model_print("Problem encoded in Interpreter\n");
 		result = interpreter->solve();
-		model_print("Problem solved by Alloy\n");
-	} else{
+		model_print("Problem solved by Interpreter\n");
+	} else {
 
 		{
 			SetIteratorOrder *orderit = activeOrders.iterator();
@@ -650,7 +656,7 @@ int CSolver::solve() {
 		eg.encode();
 
 		naiveEncodingDecision(this);
-	//	eg.validate();
+		//	eg.validate();
 
 		VarOrderingOpt bor(this, satEncoder);
 		bor.doTransform();
@@ -664,7 +670,7 @@ int CSolver::solve() {
 		model_print("Elapse Encode time: %f\n", (time1 - startTime) / NANOSEC);
 
 		model_print("Is problem UNSAT after encoding: %d\n", unsat);
-		
+
 
 		result = unsat ? IS_UNSAT : satEncoder->solve(satsolverTimeout);
 		model_print("Result Computed in SAT solver:\t%s\n", result == IS_SAT ? "SAT" : result == IS_INDETER ? "INDETERMINATE" : " UNSAT");
@@ -679,9 +685,29 @@ int CSolver::solve() {
 	return result;
 }
 
-void CSolver::setAlloyEncoder(){
-	if(interpreter == NULL){
-		interpreter = new AlloyEnc(this);
+void CSolver::setInterpreter(InterpreterType type) {
+	if (interpreter == NULL) {
+		switch (type) {
+		case SATUNE:
+			break;
+		case ALLOY: {
+			interpreter = new AlloyInterpreter(this);
+			break;
+		} case Z3: {
+			interpreter = new SMTInterpreter(this);
+			break;
+		}
+		case MATHSAT: {
+			interpreter = new MathSATInterpreter(this);
+			break;
+		}
+		case SMTRAT: {
+			interpreter = new SMTRatInterpreter(this);
+			break;
+		}
+		default:
+			ASSERT(0);
+		}
 	}
 }
 
@@ -703,8 +729,8 @@ uint64_t CSolver::getElementValue(Element *element) {
 	case ELEMSET:
 	case ELEMCONST:
 	case ELEMFUNCRETURN:
-		return useAlloyCompiler()? interpreter->getValue(element):
-			getElementValueSATTranslator(this, element);
+		return useInterpreter() ? interpreter->getValue(element) :
+					 getElementValueSATTranslator(this, element);
 	default:
 		ASSERT(0);
 	}
@@ -715,8 +741,8 @@ bool CSolver::getBooleanValue(BooleanEdge bedge) {
 	Boolean *boolean = bedge.getBoolean();
 	switch (boolean->type) {
 	case BOOLEANVAR:
-		return useAlloyCompiler()? interpreter->getBooleanValue(boolean):
-			getBooleanVariableValueSATTranslator(this, boolean);
+		return useInterpreter() ? interpreter->getBooleanValue(boolean) :
+					 getBooleanVariableValueSATTranslator(this, boolean);
 	default:
 		ASSERT(0);
 	}