#include "sattranslator.h"
#include "tunable.h"
#include "polarityassignment.h"
-#include "transformer.h"
+#include "decomposeordertransform.h"
#include "autotuner.h"
#include "astops.h"
#include "structs.h"
#include "orderresolver.h"
+#include "integerencoding.h"
+#include <stdlib.h>
CSolver::CSolver() :
boolTrue(new BooleanConst(true)),
elapsedTime(0)
{
satEncoder = new SATEncoder(this);
- transformer = new Transformer(this);
}
/** This function tears down the solver and the entire AST */
delete boolTrue;
delete boolFalse;
delete satEncoder;
- delete transformer;
}
CSolver *CSolver::clone() {
Boolean *CSolver::applyPredicateTable(Predicate *predicate, Element **inputs, uint numInputs, Boolean *undefinedStatus) {
BooleanPredicate *boolean = new BooleanPredicate(predicate, inputs, numInputs, undefinedStatus);
- Boolean * b = boolMap.get(boolean);
+ Boolean *b = boolMap.get(boolean);
if (b == NULL) {
boolMap.put(boolean, boolean);
allBooleans.push(boolean);
return b->isFalse();
}
-Boolean *CSolver::applyLogicalOperation(LogicOp op, Boolean * arg1, Boolean * arg2) {
- Boolean * array[] = {arg1, arg2};
+Boolean *CSolver::applyLogicalOperation(LogicOp op, Boolean *arg1, Boolean *arg2) {
+ Boolean *array[] = {arg1, arg2};
return applyLogicalOperation(op, array, 2);
}
Boolean *CSolver::applyLogicalOperation(LogicOp op, Boolean *arg) {
- Boolean * array[] = {arg};
+ Boolean *array[] = {arg};
return applyLogicalOperation(op, array, 1);
}
+static int ptrcompares(const void *p1, const void *p2) {
+ uintptr_t b1 = *(uintptr_t const *) p1;
+ uintptr_t b2 = *(uintptr_t const *) p2;
+ if (b1 < b2)
+ return -1;
+ else if (b1 == b2)
+ return 0;
+ else
+ return 1;
+}
Boolean *CSolver::applyLogicalOperation(LogicOp op, Boolean **array, uint asize) {
- Boolean * newarray[asize];
- switch(op) {
+ Boolean *newarray[asize];
+ switch (op) {
case SATC_NOT: {
- if (array[0]->type == LOGICOP && ((BooleanLogic *)array[0])->op==SATC_NOT) {
+ if (array[0]->type == LOGICOP && ((BooleanLogic *)array[0])->op == SATC_NOT) {
return ((BooleanLogic *) array[0])->inputs.get(0);
} else if (array[0]->type == BOOLCONST) {
return array[0]->isTrue() ? boolFalse : boolTrue;
break;
}
case SATC_IFF: {
- for(uint i=0;i<2;i++) {
+ for (uint i = 0; i < 2; i++) {
if (array[i]->type == BOOLCONST) {
if (array[i]->isTrue()) {
- return array[1-i];
+ return array[1 - i];
} else {
- newarray[0]=array[1-i];
+ newarray[0] = array[1 - i];
return applyLogicalOperation(SATC_NOT, newarray, 1);
}
}
}
break;
}
- case SATC_XOR: {
- for(uint i=0;i<2;i++) {
- if (array[i]->type == BOOLCONST) {
- if (array[i]->isTrue()) {
- newarray[0]=array[1-i];
- return applyLogicalOperation(SATC_NOT, newarray, 1);
- } else
- return array[1-i];
- }
- }
- break;
- }
case SATC_OR: {
- uint newindex=0;
- for(uint i=0;i<asize;i++) {
- Boolean *b=array[i];
- if (b->type == BOOLCONST) {
- if (b->isTrue())
- return boolTrue;
- else
- continue;
- } else
- newarray[newindex++]=b;
- }
- if (newindex==0) {
- return boolFalse;
- } else if (newindex==1)
- return newarray[0];
- else if (newindex == 2) {
- bool isNot0 = (newarray[0]->type==BOOLCONST) && ((BooleanLogic *)newarray[0])->op == SATC_NOT;
- bool isNot1 = (newarray[1]->type==BOOLCONST) && ((BooleanLogic *)newarray[1])->op == SATC_NOT;
-
- if (isNot0 != isNot1) {
- if (isNot0) {
- newarray[0] = ((BooleanLogic *) newarray[0])->inputs.get(0);
- } else {
- Boolean *tmp = ((BooleanLogic *) array[1])->inputs.get(0);
- array[1] = array[0];
- array[0] = tmp;
- }
- return applyLogicalOperation(SATC_IMPLIES, newarray, 2);
- }
- } else {
- array = newarray;
- asize = newindex;
+ for (uint i =0; i <asize; i++) {
+ newarray[i] = applyLogicalOperation(SATC_NOT, array[i]);
}
- break;
+ return applyLogicalOperation(SATC_NOT, applyLogicalOperation(SATC_AND, newarray, asize));
}
case SATC_AND: {
- uint newindex=0;
- for(uint i=0;i<asize;i++) {
- Boolean *b=array[i];
+ uint newindex = 0;
+ for (uint i = 0; i < asize; i++) {
+ Boolean *b = array[i];
if (b->type == BOOLCONST) {
if (b->isTrue())
continue;
else
return boolFalse;
} else
- newarray[newindex++]=b;
+ newarray[newindex++] = b;
}
- if (newindex==0) {
+ if (newindex == 0) {
return boolTrue;
- } else if(newindex==1) {
+ } else if (newindex == 1) {
return newarray[0];
} else {
+ qsort(newarray, asize, sizeof(Boolean *), ptrcompares);
array = newarray;
asize = newindex;
}
break;
}
+ case SATC_XOR: {
+ //handle by translation
+ return applyLogicalOperation(SATC_NOT, applyLogicalOperation(SATC_IFF, array, asize));
+ }
case SATC_IMPLIES: {
- if (array[0]->type == BOOLCONST) {
- if (array[0]->isTrue()) {
- return array[1];
- } else {
- return boolTrue;
- }
- } else if (array[1]->type == BOOLCONST) {
- if (array[1]->isTrue()) {
- return array[1];
- } else {
- return applyLogicalOperation(SATC_NOT, array, 1);
- }
- }
- break;
+ //handle by translation
+ 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);
if (b == NULL) {
boolMap.put(boolean, boolean);
allBooleans.push(boolean);
- return boolean;
+ return boolean;
} else {
delete boolean;
return b;
return;
else if (constraint == boolFalse)
setUnSAT();
- else
+ else {
+ if (constraint->type == LOGICOP) {
+ BooleanLogic *b=(BooleanLogic *) constraint;
+ if (b->op==SATC_AND) {
+ for(uint i=0;i<b->inputs.getSize();i++) {
+ addConstraint(b->inputs.get(i));
+ }
+ return;
+ }
+ }
+
constraints.add(constraint);
+ }
}
Order *CSolver::createOrder(OrderType type, Set *set) {
Order *order = new Order(type, set);
allOrders.push(order);
+ activeOrders.add(order);
return order;
}
tuner = new DefaultTuner();
deleteTuner = true;
}
-
+
long long startTime = getTimeNano();
computePolarities(this);
- transformer->orderAnalysis();
+
+ DecomposeOrderTransform dot(this);
+ dot.doTransform();
+
+ //This leaks like crazy
+ // IntegerEncodingTransform iet(this);
+ //iet.doTransform();
+
naiveEncodingDecision(this);
satEncoder->encodeAllSATEncoder(this);
int result = unsat ? IS_UNSAT : satEncoder->solve();
exit(-1);
}
-HappenedBefore CSolver::getOrderConstraintValue(Order *order, uint64_t first, uint64_t second) {
- return order->encoding.resolver->resolveOrder(first, second);
+bool CSolver::getOrderConstraintValue(Order *order, uint64_t first, uint64_t second) {
+ return order->encoding.resolver->resolveOrder(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 *autotuner = new AutoTuner(budget);
autotuner->addProblem(this);
autotuner->tune();
delete autotuner;