#include "preprocess.h"
#include "serializer.h"
#include "deserializer.h"
+#include "encodinggraph.h"
CSolver::CSolver() :
boolTrue(BooleanEdge(new BooleanConst(true))),
Deserializer deserializer("dump");
deserializer.deserialize();
}
-
+
}
Set *CSolver::createSet(VarType type, uint64_t *elements, uint numelements) {
return set;
}
+VarType CSolver::getSetVarType(Set *set) {
+ return set->getType();
+}
+
Element *CSolver::createRangeVar(VarType type, uint64_t lowrange, uint64_t highrange) {
Set *s = createRangeSet(type, lowrange, highrange);
return getElementVar(s);
return element;
}
+void CSolver::finalizeMutableSet(MutableSet *set) {
+ set->finalize();
+}
+
Element *CSolver::getElementVar(Set *set) {
Element *element = new ElementSet(set);
allElements.push(element);
return element;
}
+Set *CSolver::getElementRange (Element *element) {
+ return element->getRange();
+}
+
+
Element *CSolver::getElementConst(VarType type, uint64_t value) {
uint64_t array[] = {value};
Set *set = new Set(type, array, 1);
}
bool CSolver::isTrue(BooleanEdge b) {
- return b.isNegated()?b->isFalse():b->isTrue();
+ return b.isNegated() ? b->isFalse() : b->isTrue();
}
bool CSolver::isFalse(BooleanEdge b) {
- return b.isNegated()?b->isTrue():b->isFalse();
+ return b.isNegated() ? b->isTrue() : b->isFalse();
}
BooleanEdge CSolver::applyLogicalOperation(LogicOp op, BooleanEdge arg1, BooleanEdge arg2) {
static int ptrcompares(const void *p1, const void *p2) {
uintptr_t b1 = *(uintptr_t const *) p1;
- uintptr_t b2 = *(uintptr_t const *) p2;
+ uintptr_t b2 = *(uintptr_t const *) p2;
if (b1 < b2)
return -1;
else if (b1 == b2)
return 1;
}
-BooleanEdge CSolver::rewriteLogicalOperation(LogicOp op, BooleanEdge * array, uint asize) {
+BooleanEdge CSolver::rewriteLogicalOperation(LogicOp op, BooleanEdge *array, uint asize) {
BooleanEdge newarray[asize];
memcpy(newarray, array, asize * sizeof(BooleanEdge));
- for(uint i=0; i < asize; i++) {
- BooleanEdge b=newarray[i];
+ for (uint i = 0; i < asize; i++) {
+ BooleanEdge b = newarray[i];
if (b->type == LOGICOP) {
if (((BooleanLogic *) b.getBoolean())->replaced) {
newarray[i] = doRewrite(newarray[i]);
case SATC_IFF: {
for (uint i = 0; i < 2; i++) {
if (array[i]->type == BOOLCONST) {
- if (array[i]->isTrue()) {
+ if (isTrue(array[i])) { // It can be undefined
return array[1 - i];
- } else {
+ } else if (isFalse(array[i])) {
newarray[0] = array[1 - i];
return applyLogicalOperation(SATC_NOT, newarray, 1);
}
} else if (array[i]->type == LOGICOP) {
- BooleanLogic *b =(BooleanLogic *)array[i].getBoolean();
+ BooleanLogic *b = (BooleanLogic *)array[i].getBoolean();
if (b->replaced) {
return rewriteLogicalOperation(op, array, asize);
}
break;
}
case SATC_OR: {
- for (uint i =0; i <asize; i++) {
+ for (uint i = 0; i < asize; i++) {
newarray[i] = applyLogicalOperation(SATC_NOT, array[i]);
}
return applyLogicalOperation(SATC_NOT, applyLogicalOperation(SATC_AND, newarray, asize));
return rewriteLogicalOperation(op, array, asize);
}
if (b->type == BOOLCONST) {
- if (b->isTrue())
+ if (isTrue(b))
continue;
- else
+ else {
return boolFalse;
+ }
} else
newarray[newindex++] = b;
}
}
BooleanEdge CSolver::orderConstraint(Order *order, uint64_t first, uint64_t second) {
+ ASSERT(first != second);
+ bool negate = false;
+ if (order->type == SATC_TOTAL) {
+ if (first > second) {
+ uint64_t tmp = first;
+ first = second;
+ second = tmp;
+ negate = true;
+ }
+ }
Boolean *constraint = new BooleanOrder(order, first, second);
- allBooleans.push(constraint);
- return BooleanEdge(constraint);
+ Boolean *b = boolMap.get(constraint);
+
+ if (b == NULL) {
+ allBooleans.push(constraint);
+ boolMap.put(constraint, constraint);
+ constraint->updateParents();
+ } else {
+ delete constraint;
+ constraint = b;
+ }
+
+ BooleanEdge be=BooleanEdge(constraint);
+ return negate ? be.negate() : be;
}
void CSolver::addConstraint(BooleanEdge constraint) {
if (isTrue(constraint))
return;
- else if (isFalse(constraint))
+ else if (isFalse(constraint)) {
+ int t = 0;
setUnSAT();
+ }
else {
if (constraint->type == LOGICOP) {
- BooleanLogic *b=(BooleanLogic *) constraint.getBoolean();
+ BooleanLogic *b = (BooleanLogic *) constraint.getBoolean();
if (!constraint.isNegated()) {
- if (b->op==SATC_AND) {
- for(uint i=0;i<b->inputs.getSize();i++) {
+ if (b->op == SATC_AND) {
+ for (uint i = 0; i < b->inputs.getSize(); i++) {
addConstraint(b->inputs.get(i));
}
return;
}
}
constraints.add(constraint);
- Boolean *ptr=constraint.getBoolean();
-
- if (ptr->boolVal == BV_UNSAT)
+ Boolean *ptr = constraint.getBoolean();
+
+ if (ptr->boolVal == BV_UNSAT) {
setUnSAT();
-
+ }
+
replaceBooleanWithTrueNoRemove(constraint);
constraint->parents.clear();
}
Preprocess pp(this);
pp.doTransform();
-
+
DecomposeOrderTransform dot(this);
dot.doTransform();
IntegerEncodingTransform iet(this);
iet.doTransform();
+ EncodingGraph eg(this);
+ eg.buildGraph();
+ eg.encode();
+ printConstraints();
naiveEncodingDecision(this);
satEncoder->encodeAllSATEncoder(this);
+ model_print("Is problem UNSAT after encoding: %d\n", unsat);
int result = unsat ? IS_UNSAT : satEncoder->solve();
+ model_print("Result Computed in CSolver: %d\n", result);
long long finishTime = getTimeNano();
elapsedTime = finishTime - startTime;
if (deleteTuner) {
return result;
}
+void CSolver::printConstraints() {
+ SetIteratorBooleanEdge *it = getConstraints();
+ while (it->hasNext()) {
+ BooleanEdge b = it->next();
+ if (b.isNegated())
+ model_print("!");
+ b->print();
+ model_print("\n");
+ }
+ delete it;
+
+}
+
uint64_t CSolver::getElementValue(Element *element) {
switch (element->type) {
case ELEMSET:
}
bool CSolver::getBooleanValue(BooleanEdge bedge) {
- Boolean *boolean=bedge.getBoolean();
+ Boolean *boolean = bedge.getBoolean();
switch (boolean->type) {
case BOOLEANVAR:
return getBooleanVariableValueSATTranslator(this, boolean);