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/********************* */
/*! \file options_handlers.h
** \verbatim
** Original author: mdeters
** Major contributors: none
** Minor contributors (to current version): none
** This file is part of the CVC4 prototype.
** Copyright (c) 2009-2012 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 [[ Add one-line brief description here ]]
**
** [[ Add lengthier description here ]]
** \todo document this file
**/
#include "cvc4_private.h"
#ifndef __CVC4__THEORY__QUANTIFIERS__OPTIONS_HANDLERS_H
#define __CVC4__THEORY__QUANTIFIERS__OPTIONS_HANDLERS_H
#include <string>
namespace CVC4 {
namespace theory {
namespace quantifiers {
static const std::string instWhenHelp = "\
Modes currently supported by the --inst-when option:\n\
\n\
full\n\
+ Run instantiation round at full effort, before theory combination.\n\
\n\
full-last-call (default)\n\
+ Alternate running instantiation rounds at full effort and last\n\
call. In other words, interleave instantiation and theory combination.\n\
\n\
last-call\n\
+ Run instantiation at last call effort, after theory combination.\n\
\n\
";
static const std::string literalMatchHelp = "\
Literal match modes currently supported by the --literal-match option:\n\
\n\
none (default)\n\
+ Do not use literal matching.\n\
\n\
predicate\n\
+ Consider the phase requirements of predicate literals when applying heuristic\n\
quantifier instantiation. For example, the trigger P( x ) in the quantified \n\
formula forall( x ). ( P( x ) V ~Q( x ) ) will only be matched with ground\n\
terms P( t ) where P( t ) is in the equivalence class of false, and likewise\n\
Q( x ) with Q( s ) where Q( s ) is in the equivalence class of true.\n\
\n\
";
inline InstWhenMode stringToInstWhenMode(std::string option, std::string optarg, SmtEngine* smt) throw(OptionException) {
if(optarg == "pre-full") {
return INST_WHEN_PRE_FULL;
} else if(optarg == "full") {
return INST_WHEN_FULL;
} else if(optarg == "full-last-call") {
return INST_WHEN_FULL_LAST_CALL;
} else if(optarg == "last-call") {
return INST_WHEN_LAST_CALL;
} else if(optarg == "help") {
puts(instWhenHelp.c_str());
exit(1);
} else {
throw OptionException(std::string("unknown option for --inst-when: `") +
optarg + "'. Try --inst-when help.");
}
}
inline void checkInstWhenMode(std::string option, InstWhenMode mode, SmtEngine* smt) throw(OptionException) {
if(mode == INST_WHEN_PRE_FULL) {
throw OptionException(std::string("Mode pre-full for ") + option + " is not supported in this release.");
}
}
inline LiteralMatchMode stringToLiteralMatchMode(std::string option, std::string optarg, SmtEngine* smt) throw(OptionException) {
if(optarg == "none") {
return LITERAL_MATCH_NONE;
} else if(optarg == "predicate") {
return LITERAL_MATCH_PREDICATE;
} else if(optarg == "equality") {
return LITERAL_MATCH_EQUALITY;
} else if(optarg == "help") {
puts(literalMatchHelp.c_str());
exit(1);
} else {
throw OptionException(std::string("unknown option for --literal-matching: `") +
optarg + "'. Try --literal-matching help.");
}
}
inline void checkLiteralMatchMode(std::string option, LiteralMatchMode mode, SmtEngine* smt) throw(OptionException) {
if(mode == LITERAL_MATCH_EQUALITY) {
throw OptionException(std::string("Mode equality for ") + option + " is not supported in this release.");
}
}
}/* CVC4::theory::quantifiers namespace */
}/* CVC4::theory namespace */
}/* CVC4 namespace */
#endif /* __CVC4__THEORY__QUANTIFIERS__OPTIONS_HANDLERS_H */
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