diff options
Diffstat (limited to 'src/util')
-rw-r--r-- | src/util/decision_engine.cpp | 35 | ||||
-rw-r--r-- | src/util/decision_engine.h | 65 |
2 files changed, 0 insertions, 100 deletions
diff --git a/src/util/decision_engine.cpp b/src/util/decision_engine.cpp deleted file mode 100644 index 46807b1f9..000000000 --- a/src/util/decision_engine.cpp +++ /dev/null @@ -1,35 +0,0 @@ -/********************* */ -/*! \file decision_engine.cpp - ** \verbatim - ** Original author: mdeters - ** Major contributors: none - ** 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 A decision engine for CVC4 - ** - ** A decision engine for CVC4. - **/ - -#include "util/decision_engine.h" -#include "util/Assert.h" - -namespace CVC4 { - -DecisionEngine::~DecisionEngine() { -} - -/** - * Only here to permit compilation and linkage. This may be pure - * virtual in the final design (?) - */ -Node DecisionEngine::nextDecision() { - Unimplemented(); -} - -}/* CVC4 namespace */ diff --git a/src/util/decision_engine.h b/src/util/decision_engine.h deleted file mode 100644 index 1c2bd3ef7..000000000 --- a/src/util/decision_engine.h +++ /dev/null @@ -1,65 +0,0 @@ -/********************* */ -/*! \file decision_engine.h - ** \verbatim - ** Original author: mdeters - ** Major contributors: none - ** 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 A decision engine for CVC4 - ** - ** A decision engine for CVC4. - **/ - -#include "cvc4_private.h" - -#ifndef __CVC4__DECISION_ENGINE_H -#define __CVC4__DECISION_ENGINE_H - -#include "expr/node.h" - -namespace CVC4 { - -// In terms of abstraction, this is below (and provides services to) -// PropEngine. - -/** - * A decision mechanism for the next decision. - */ -class DecisionEngine { -public: - /** - * Destructor. - */ - virtual ~DecisionEngine(); - - /** - * Get the next decision. - */ - virtual Node nextDecision();// = 0 - - /** - * This is called by SmtEngine, at shutdown time, just before - * destruction. It is important because there are destruction - * ordering issues between some parts of the system. For now, - * there's nothing to do here in the DecisionEngine. - */ - virtual void shutdown() { - } - - // TODO: design decision: decision engine should be notified of - // propagated lits, and also why(?) (so that it can make decisions - // based on the utility of various theories and various theory - // literals). How? Maybe TheoryEngine has a backdoor into - // DecisionEngine "behind the back" of the PropEngine? - -};/* class DecisionEngine */ - -}/* CVC4 namespace */ - -#endif /* __CVC4__DECISION_ENGINE_H */ |