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/********************* */
/*! \file theory.cpp
** \verbatim
** Original author: mdeters
** Major contributors: taking
** Minor contributors (to current version): none
** This file is part of the CVC4 prototype.
** Copyright (c) 2009, 2010, 2011 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief Base for theory interface.
**
** Base for theory interface.
**/
#include "theory/theory.h"
#include "util/Assert.h"
#include <vector>
using namespace std;
namespace CVC4 {
namespace theory {
/** Default value for the uninterpreted sorts is the UF theory */
TheoryId Theory::d_uninterpretedSortOwner = THEORY_UF;
std::ostream& operator<<(std::ostream& os, Theory::Effort level){
switch(level){
case Theory::MIN_EFFORT:
os << "MIN_EFFORT"; break;
case Theory::QUICK_CHECK:
os << "QUICK_CHECK"; break;
case Theory::STANDARD:
os << "STANDARD"; break;
case Theory::FULL_EFFORT:
os << "FULL_EFFORT"; break;
default:
Unreachable();
}
return os;
}/* ostream& operator<<(ostream&, Theory::Effort) */
void Theory::addSharedTermInternal(TNode n) {
Debug("sharing") << "Theory::addSharedTerm<" << getId() << ">(" << n << ")" << std::endl;
d_sharedTerms.push_back(n);
addSharedTerm(n);
}
void Theory::computeCareGraph(CareGraph& careGraph) {
for (; d_sharedTermsIndex < d_sharedTerms.size(); d_sharedTermsIndex = d_sharedTermsIndex + 1) {
TNode a = d_sharedTerms[d_sharedTermsIndex];
TypeNode aType = a.getType();
for (unsigned i = 0; i < d_sharedTermsIndex; ++ i) {
TNode b = d_sharedTerms[i];
if (b.getType() != aType) {
// We don't care about the terms of different types
continue;
}
switch (getEqualityStatus(a, b)) {
case EQUALITY_TRUE_AND_PROPAGATED:
case EQUALITY_FALSE_AND_PROPAGATED:
// If we know about it, we should have propagated it, so we can skip
break;
default:
// Let's split on it
careGraph.push_back(CarePair(a, b, getId()));
break;
}
}
}
}
}/* CVC4::theory namespace */
}/* CVC4 namespace */
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