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Now StoRM can be properly compiled without support for MathSAT if needed. 

Former-commit-id: 28da4f5ed8
main
dehnert 11 years ago
parent
7b8c382303
commit
85a4376e39
4 changed files with 28 additions and 26 deletions
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  1. 2
      src/adapters/MathsatExpressionAdapter.h
  2. 2
      src/counterexamples/SMTMinimalCommandSetGenerator.h
  3. 24
      src/solver/MathsatSmtSolver.cpp
  4. 26
      src/solver/MathsatSmtSolver.h

2
src/adapters/MathsatExpressionAdapter.h
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@ -5,7 +5,9 @@
#include <stack>
#ifdef STORM_HAVE_MSAT
#include "mathsat.h"
#endif
#include "storage/expressions/Expressions.h"
#include "storage/expressions/ExpressionVisitor.h"

2
src/counterexamples/SMTMinimalCommandSetGenerator.h
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@ -620,7 +620,7 @@ namespace storm {
}
}
storm::adapters::Z3ExpressionAdapter expressionAdapter(localContext, solverVariables);
storm::adapters::Z3ExpressionAdapter expressionAdapter(localContext, false, solverVariables);
// Then add the constraints for bounds of the integer variables..
for (auto const& integerVariable : program.getGlobalIntegerVariables()) {

24
src/solver/MathsatSmtSolver.cpp
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@ -11,7 +11,7 @@ namespace storm {
MathsatSmtSolver::MathsatAllsatModelReference::MathsatAllsatModelReference(msat_env const& env, msat_term* model, std::unordered_map<std::string, uint_fast64_t> const& atomNameToSlotMapping) : env(env), model(model), atomNameToSlotMapping(atomNameToSlotMapping) {
// Intentionally left empty.
}
#endif
bool MathsatSmtSolver::MathsatAllsatModelReference::getBooleanValue(std::string const& name) const {
std::unordered_map<std::string, uint_fast64_t>::const_iterator nameSlotPair = atomNameToSlotMapping.find(name);
STORM_LOG_THROW(nameSlotPair != atomNameToSlotMapping.end(), storm::exceptions::InvalidArgumentException, "Cannot retrieve value of unknown variable '" << name << "' from model.");
@ -32,11 +32,10 @@ namespace storm {
STORM_LOG_THROW(false, storm::exceptions::NotSupportedException, "Unable to retrieve double value from model that only contains boolean values.");
}
#ifdef STORM_HAVE_MSAT
MathsatSmtSolver::MathsatModelReference::MathsatModelReference(msat_env const& env, storm::adapters::MathsatExpressionAdapter& expressionAdapter) : env(env), expressionAdapter(expressionAdapter) {
// Intentionally left empty.
}
#endif
bool MathsatSmtSolver::MathsatModelReference::getBooleanValue(std::string const& name) const {
msat_term msatVariable = expressionAdapter.translateExpression(storm::expressions::Expression::createBooleanVariable(name));
msat_term msatValue = msat_get_model_value(env, msatVariable);
@ -63,7 +62,8 @@ namespace storm {
STORM_LOG_THROW(value.hasIntegralReturnType(), storm::exceptions::InvalidArgumentException, "Unable to retrieve double value of non-double variable '" << name << "'.");
return value.evaluateAsDouble();
}
#endif
MathsatSmtSolver::MathsatSmtSolver(Options const& options)
#ifdef STORM_HAVE_MSAT
: expressionAdapter(nullptr), lastCheckAssumptions(false), lastResult(CheckResult::Unknown)
@ -92,8 +92,12 @@ namespace storm {
}
MathsatSmtSolver::~MathsatSmtSolver() {
#ifdef STORM_HAVE_MSAT
STORM_LOG_THROW(!MSAT_ERROR_ENV(env), storm::exceptions::UnexpectedException, "Illegal MathSAT environment.");
msat_destroy_env(env);
#else
// Empty.
#endif
}
void MathsatSmtSolver::push() {
@ -113,7 +117,11 @@ namespace storm {
}
void MathsatSmtSolver::pop(uint_fast64_t n) {
#ifdef STORM_HAVE_MSAT
SmtSolver::pop(n);
#else
STORM_LOG_THROW(false, storm::exceptions::NotSupportedException, "StoRM is compiled without MathSAT support.");
#endif
}
void MathsatSmtSolver::reset()
@ -347,8 +355,7 @@ namespace storm {
#endif
uint_fast64_t MathsatSmtSolver::allSat(std::vector<storm::expressions::Expression> const& important, std::function<bool(storm::expressions::SimpleValuation&)> const& callback)
{
uint_fast64_t MathsatSmtSolver::allSat(std::vector<storm::expressions::Expression> const& important, std::function<bool(storm::expressions::SimpleValuation&)> const& callback) {
#ifdef STORM_HAVE_MSAT
// Create a backtracking point, because MathSAT will modify the assertions stack during its AllSat procedure.
this->push();
@ -368,12 +375,11 @@ namespace storm {
this->pop();
return static_cast<uint_fast64_t>(numberOfModels);
#else
LOG_THROW(false, storm::exceptions::NotSupportedException, "StoRM is compiled without MathSAT support.");
STORM_LOG_THROW(false, storm::exceptions::NotSupportedException, "StoRM is compiled without MathSAT support.");
#endif
}
uint_fast64_t MathsatSmtSolver::allSat(std::vector<storm::expressions::Expression> const& important, std::function<bool(SmtSolver::ModelReference&)> const& callback)
{
uint_fast64_t MathsatSmtSolver::allSat(std::vector<storm::expressions::Expression> const& important, std::function<bool(SmtSolver::ModelReference&)> const& callback) {
#ifdef STORM_HAVE_MSAT
// Create a backtracking point, because MathSAT will modify the assertions stack during its AllSat procedure.
this->push();

26
src/solver/MathsatSmtSolver.h
View File

@ -6,10 +6,6 @@
#include "src/adapters/MathsatExpressionAdapter.h"
#include <boost/container/flat_map.hpp>
#ifndef STORM_HAVE_MSAT
#define STORM_HAVE_MSAT
#endif
#ifdef STORM_HAVE_MSAT
#include "mathsat.h"
#endif
@ -34,38 +30,36 @@ namespace storm {
bool enableInterpolantGeneration = false;
};
#ifdef STORM_HAVE_MSAT
class MathsatAllsatModelReference : public SmtSolver::ModelReference {
public:
#ifdef STORM_HAVE_MSAT
MathsatAllsatModelReference(msat_env const& env, msat_term* model, std::unordered_map<std::string, uint_fast64_t> const& atomNameToSlotMapping);
#endif
virtual bool getBooleanValue(std::string const& name) const override;
virtual bool getBooleanValue(std::string const& name) const override;
virtual int_fast64_t getIntegerValue(std::string const& name) const override;
virtual double getDoubleValue(std::string const& name) const override;
private:
#ifdef STORM_HAVE_MSAT
msat_env const& env;
msat_term* model;
std::unordered_map<std::string, uint_fast64_t> const& atomNameToSlotMapping;
#endif
};
#endif
#ifdef STORM_HAVE_MSAT
class MathsatModelReference : public SmtSolver::ModelReference {
public:
#ifdef STORM_HAVE_MSAT
MathsatModelReference(msat_env const& env, storm::adapters::MathsatExpressionAdapter& expressionAdapter);
#endif
virtual bool getBooleanValue(std::string const& name) const override;
virtual bool getBooleanValue(std::string const& name) const override;
virtual int_fast64_t getIntegerValue(std::string const& name) const override;
virtual double getDoubleValue(std::string const& name) const override;
private:
#ifdef STORM_HAVE_MSAT
msat_env const& env;
storm::adapters::MathsatExpressionAdapter& expressionAdapter;
#endif
};
#endif
MathsatSmtSolver(Options const& options = Options());
@ -104,15 +98,16 @@ namespace storm {
virtual storm::expressions::Expression getInterpolant(std::vector<uint_fast64_t> const& groupsA) override;
private:
#ifdef STORM_HAVE_MSAT
storm::expressions::SimpleValuation convertMathsatModelToValuation();
#ifdef STORM_HAVE_MSAT
// The MathSAT environment.
msat_env env;
// The expression adapter used to translate expressions to MathSAT's format. This has to be a pointer, since
// it must be initialized after creating the environment, but the adapter class has no default constructor.
std::unique_ptr<storm::adapters::MathsatExpressionAdapter> expressionAdapter;
#endif
// A flag storing whether the last call was a check involving assumptions.
bool lastCheckAssumptions;
@ -123,7 +118,6 @@ namespace storm {
// A mapping of interpolation group indices to their MathSAT identifier.
typedef boost::container::flat_map<uint_fast64_t, int> InterpolationGroupMapType;
InterpolationGroupMapType interpolationGroups;
#endif
};
}
}
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