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/********************* */
/*! \file smt1.cpp
** \verbatim
** Original author: Morgan Deters
** Major contributors: Christopher L. Conway
** Minor contributors (to current version): Tim King, Tianyi Liang, Dejan Jovanovic, Clark Barrett
** This file is part of the CVC4 project.
** Copyright (c) 2009-2014 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** Definitions of SMT-LIB (v1) constants.
**/
#include <ext/hash_map>
namespace std {
using namespace __gnu_cxx;
}
#include "expr/type.h"
#include "expr/command.h"
#include "parser/parser.h"
#include "parser/smt1/smt1.h"
namespace CVC4 {
namespace parser {
std::hash_map<const std::string, Smt1::Logic, CVC4::StringHashFunction> Smt1::newLogicMap() {
std::hash_map<const std::string, Smt1::Logic, CVC4::StringHashFunction> logicMap;
logicMap["AUFLIA"] = AUFLIA;
logicMap["AUFLIRA"] = AUFLIRA;
logicMap["AUFNIRA"] = AUFNIRA;
logicMap["LRA"] = LRA;
logicMap["QF_AX"] = QF_AX;
logicMap["QF_BV"] = QF_BV;
logicMap["QF_IDL"] = QF_IDL;
logicMap["QF_LIA"] = QF_LIA;
logicMap["QF_LRA"] = QF_LRA;
logicMap["QF_NIA"] = QF_NIA;
logicMap["QF_NRA"] = QF_NRA;
logicMap["QF_RDL"] = QF_RDL;
logicMap["QF_S"] = QF_S;
logicMap["QF_SAT"] = QF_SAT;
logicMap["QF_UF"] = QF_UF;
logicMap["QF_UFIDL"] = QF_UFIDL;
logicMap["QF_UFBV"] = QF_UFBV;
logicMap["QF_UFLRA"] = QF_UFLRA;
logicMap["QF_UFLIA"] = QF_UFLIA;
logicMap["QF_UFLIRA"] = QF_UFLIRA;
logicMap["QF_UFNIA"] = QF_UFNIA;
logicMap["QF_UFNIRA"] = QF_UFNIRA;
logicMap["QF_UFNRA"] = QF_UFNRA;
logicMap["QF_ABV"] = QF_ABV;
logicMap["QF_AUFBV"] = QF_AUFBV;
logicMap["QF_AUFBVLIA"] = QF_AUFBVLIA;
logicMap["QF_AUFBVLRA"] = QF_AUFBVLRA;
logicMap["QF_UFNIRA"] = QF_UFNIRA;
logicMap["QF_AUFLIA"] = QF_AUFLIA;
logicMap["QF_AUFLIRA"] = QF_AUFLIRA;
logicMap["UFNIA"] = UFNIA;
logicMap["UFNIRA"] = UFNIRA;
logicMap["UFLRA"] = UFLRA;
logicMap["QF_ALL_SUPPORTED"] = QF_ALL_SUPPORTED;
logicMap["ALL_SUPPORTED"] = ALL_SUPPORTED;
return logicMap;
}
Smt1::Logic Smt1::toLogic(const std::string& name) {
static std::hash_map<const std::string, Smt1::Logic, CVC4::StringHashFunction> logicMap = newLogicMap();
return logicMap[name];
}
Smt1::Smt1(ExprManager* exprManager, Input* input, bool strictMode, bool parseOnly) :
Parser(exprManager,input,strictMode,parseOnly),
d_logicSet(false) {
// Boolean symbols are always defined
addOperator(kind::AND);
addOperator(kind::EQUAL);
addOperator(kind::IFF);
addOperator(kind::IMPLIES);
addOperator(kind::ITE);
addOperator(kind::NOT);
addOperator(kind::OR);
addOperator(kind::XOR);
}
void Smt1::addArithmeticOperators() {
addOperator(kind::PLUS);
addOperator(kind::MINUS);
addOperator(kind::UMINUS);
addOperator(kind::MULT);
addOperator(kind::LT);
addOperator(kind::LEQ);
addOperator(kind::GT);
addOperator(kind::GEQ);
}
void Smt1::addTheory(Theory theory) {
switch(theory) {
case THEORY_ARRAYS:
case THEORY_ARRAYS_EX: {
Type indexType = mkSort("Index");
Type elementType = mkSort("Element");
DeclarationSequence* seq = new DeclarationSequence();
seq->addCommand(new DeclareTypeCommand("Index", 0, indexType));
seq->addCommand(new DeclareTypeCommand("Element", 0, elementType));
preemptCommand(seq);
defineType("Array", getExprManager()->mkArrayType(indexType, elementType));
addOperator(kind::SELECT);
addOperator(kind::STORE);
break;
}
case THEORY_BITVECTOR_ARRAYS_EX: {
// We don't define the "Array" symbol in this case;
// the parser creates the Array[m:n] types on the fly.
addOperator(kind::SELECT);
addOperator(kind::STORE);
break;
}
case THEORY_INT_INT_REAL_ARRAY_ARRAYS_EX: {
defineType("Array1", getExprManager()->mkArrayType(getSort("Int"), getSort("Real")));
defineType("Array2", getExprManager()->mkArrayType(getSort("Int"), getSort("Array1")));
addOperator(kind::SELECT);
addOperator(kind::STORE);
break;
}
case THEORY_INT_ARRAYS:
case THEORY_INT_ARRAYS_EX: {
defineType("Array", getExprManager()->mkArrayType(getExprManager()->integerType(), getExprManager()->integerType()));
addOperator(kind::SELECT);
addOperator(kind::STORE);
break;
}
case THEORY_EMPTY: {
Type sort = mkSort("U");
preemptCommand(new DeclareTypeCommand("U", 0, sort));
break;
}
case THEORY_REALS_INTS:
defineType("Real", getExprManager()->realType());
// falling-through on purpose, to add Ints part of RealsInts
case THEORY_INTS:
defineType("Int", getExprManager()->integerType());
addArithmeticOperators();
break;
case THEORY_REALS:
defineType("Real", getExprManager()->realType());
addArithmeticOperators();
break;
case THEORY_BITVECTORS:
break;
case THEORY_QUANTIFIERS:
break;
default:
std::stringstream ss;
ss << "internal error: unsupported theory " << theory;
throw ParserException(ss.str());
}
}
bool Smt1::logicIsSet() {
return d_logicSet;
}
void Smt1::setLogic(const std::string& name) {
d_logicSet = true;
if(logicIsForced()) {
d_logic = toLogic(getForcedLogic());
} else {
d_logic = toLogic(name);
}
switch(d_logic) {
case QF_S:
throw ParserException("Strings theory unsupported in SMT-LIBv1 front-end; try SMT-LIBv2.");
break;
case QF_AX:
addTheory(THEORY_ARRAYS_EX);
break;
case QF_IDL:
case QF_LIA:
case QF_NIA:
addTheory(THEORY_INTS);
break;
case QF_RDL:
case QF_LRA:
case QF_NRA:
addTheory(THEORY_REALS);
break;
case QF_SAT:
/* no extra symbols needed */
break;
case QF_UFIDL:
case QF_UFLIA:
case QF_UFNIA:// nonstandard logic
addTheory(THEORY_INTS);
addOperator(kind::APPLY_UF);
break;
case QF_UFLRA:
case QF_UFNRA:
addTheory(THEORY_REALS);
addOperator(kind::APPLY_UF);
break;
case QF_UFLIRA:// nonstandard logic
case QF_UFNIRA:// nonstandard logic
addTheory(THEORY_INTS);
addTheory(THEORY_REALS);
addOperator(kind::APPLY_UF);
break;
case QF_UF:
addTheory(THEORY_EMPTY);
addOperator(kind::APPLY_UF);
break;
case QF_BV:
addTheory(THEORY_BITVECTORS);
break;
case QF_ABV:// nonstandard logic
addTheory(THEORY_BITVECTOR_ARRAYS_EX);
addTheory(THEORY_BITVECTORS);
break;
case QF_UFBV:
addOperator(kind::APPLY_UF);
addTheory(THEORY_BITVECTORS);
break;
case QF_AUFBV:
addOperator(kind::APPLY_UF);
addTheory(THEORY_BITVECTOR_ARRAYS_EX);
addTheory(THEORY_BITVECTORS);
break;
case QF_AUFBVLIA:// nonstandard logic
addOperator(kind::APPLY_UF);
addTheory(THEORY_ARRAYS_EX);
addTheory(THEORY_BITVECTORS);
addTheory(THEORY_INTS);
break;
case QF_AUFBVLRA:// nonstandard logic
addOperator(kind::APPLY_UF);
addTheory(THEORY_ARRAYS_EX);
addTheory(THEORY_BITVECTORS);
addTheory(THEORY_REALS);
break;
case QF_AUFLIA:
addTheory(THEORY_INT_ARRAYS_EX);// nonstandard logic
addOperator(kind::APPLY_UF);
addTheory(THEORY_INTS);
break;
case QF_AUFLIRA:// nonstandard logic
addTheory(THEORY_INT_INT_REAL_ARRAY_ARRAYS_EX);
addOperator(kind::APPLY_UF);
addTheory(THEORY_INTS);
addTheory(THEORY_REALS);
break;
case ALL_SUPPORTED:// nonstandard logic
addTheory(THEORY_QUANTIFIERS);
/* fall through */
case QF_ALL_SUPPORTED:// nonstandard logic
addTheory(THEORY_ARRAYS_EX);
addOperator(kind::APPLY_UF);
addTheory(THEORY_INTS);
addTheory(THEORY_REALS);
addTheory(THEORY_BITVECTORS);
break;
case AUFLIA:
addOperator(kind::APPLY_UF);
addTheory(THEORY_INTS);
addTheory(THEORY_INT_ARRAYS_EX);
addTheory(THEORY_QUANTIFIERS);
break;
case AUFLIRA:
case AUFNIRA:
addOperator(kind::APPLY_UF);
addTheory(THEORY_INTS);
addTheory(THEORY_REALS);
addTheory(THEORY_INT_INT_REAL_ARRAY_ARRAYS_EX);
addTheory(THEORY_QUANTIFIERS);
break;
case LRA:
addTheory(THEORY_REALS);
addTheory(THEORY_QUANTIFIERS);
break;
case UFNIA:
addOperator(kind::APPLY_UF);
addTheory(THEORY_INTS);
addTheory(THEORY_QUANTIFIERS);
break;
case UFNIRA:
addOperator(kind::APPLY_UF);
addTheory(THEORY_INTS);
addTheory(THEORY_REALS);
addTheory(THEORY_QUANTIFIERS);
break;
case UFLRA:
addOperator(kind::APPLY_UF);
addTheory(THEORY_REALS);
addTheory(THEORY_QUANTIFIERS);
break;
}
}/* Smt1::setLogic() */
}/* CVC4::parser namespace */
}/* CVC4 namespace */
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