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-rw-r--r--src/theory/uf/tim/ecdata.cpp105
1 files changed, 0 insertions, 105 deletions
diff --git a/src/theory/uf/tim/ecdata.cpp b/src/theory/uf/tim/ecdata.cpp
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-/********************* */
-/*! \file ecdata.cpp
- ** \verbatim
- ** Original author: taking
- ** Major contributors: mdeters
- ** Minor contributors (to current version): none
- ** This file is part of the CVC4 prototype.
- ** Copyright (c) 2009, 2010 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 Implementation of equivalence class data for UF theory.
- **
- ** Implementation of equivalence class data for UF theory. This is a
- ** context-dependent object.
- **/
-
-#include "theory/uf/tim/ecdata.h"
-
-using namespace CVC4;
-using namespace CVC4::context;
-using namespace CVC4::theory;
-using namespace CVC4::theory::uf;
-using namespace CVC4::theory::uf::tim;
-
-ECData::ECData(Context * context, TNode n) :
- ContextObj(context),
- d_find(this),
- d_rep(n),
- d_watchListSize(0),
- d_first(NULL),
- d_last(NULL) {
-}
-
-bool ECData::isClassRep() {
- return this == this->d_find;
-}
-
-void ECData::addPredecessor(TNode n) {
- Assert(isClassRep());
-
- makeCurrent();
-
- Link * newPred = new(getCMM()) Link(getContext(), n, d_first);
- d_first = newPred;
- if(d_last == NULL) {
- d_last = newPred;
- }
-
- ++d_watchListSize;
-}
-
-ContextObj* ECData::save(ContextMemoryManager* pCMM) {
- return new(pCMM) ECData(*this);
-}
-
-void ECData::restore(ContextObj* pContextObj) {
- ECData* data = (ECData*)pContextObj;
- d_find = data->d_find;
- d_first = data->d_first;
- d_last = data->d_last;
- d_rep = data->d_rep;
- d_watchListSize = data->d_watchListSize;
-}
-
-Node ECData::getRep() {
- return d_rep;
-}
-
-unsigned ECData::getWatchListSize() {
- return d_watchListSize;
-}
-
-void ECData::setFind(ECData * ec) {
- makeCurrent();
- d_find = ec;
-}
-
-ECData* ECData::getFind() {
- return d_find;
-}
-
-Link* ECData::getFirst() {
- return d_first;
-}
-
-void ECData::takeOverDescendantWatchList(ECData* nslave, ECData* nmaster) {
- Assert(nslave != nmaster);
- Assert(nslave->getFind() == nmaster);
-
- nmaster->makeCurrent();
-
- nmaster->d_watchListSize += nslave->d_watchListSize;
-
- if(nmaster->d_first == NULL) {
- nmaster->d_first = nslave->d_first;
- nmaster->d_last = nslave->d_last;
- } else if(nslave->d_first != NULL) {
- Link* currLast = nmaster->d_last;
- currLast->d_next = nslave->d_first;
- nmaster->d_last = nslave->d_last;
- }
-}
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