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Split PrismParser and PrismGrammar in differenc object files.

Added reset method for grammars, now we can parse multiple files in one program execution.
Added test for mdp parsing.
tempestpy_adaptions
gereon 12 years ago
parent
commit
3b76126f6b
  1. 8
      src/models/Mdp.h
  2. 236
      src/parser/PrismParser.cpp
  3. 109
      src/parser/PrismParser.h
  4. 5
      src/parser/PrismParser/BaseGrammar.h
  5. 258
      src/parser/PrismParser/PrismGrammar.cpp
  6. 142
      src/parser/PrismParser/PrismGrammar.h
  7. 14
      test/parser/ParsePrismTest.cpp

8
src/models/Mdp.h

@ -89,6 +89,14 @@ public:
uint_fast64_t getNumberOfStates() const {
return this->probabilityMatrix->getColumnCount();
}
/*!
* Returns the number of choices for all states of the MDP.
* @return The number of choices for all states of the MDP.
*/
uint_fast64_t getNumberOfChoices() const {
return this->probabilityMatrix->getRowCount();
}
/*!
* Returns the number of (non-zero) transitions of the MDP.

236
src/parser/PrismParser.cpp

@ -9,14 +9,7 @@
#include "src/utility/OsDetection.h"
#include "src/parser/PrismParser/Includes.h"
#include "src/parser/PrismParser/BooleanExpressionGrammar.h"
#include "src/parser/PrismParser/ConstBooleanExpressionGrammar.h"
#include "src/parser/PrismParser/ConstDoubleExpressionGrammar.h"
#include "src/parser/PrismParser/ConstIntegerExpressionGrammar.h"
#include "src/parser/PrismParser/IntegerExpressionGrammar.h"
#include "src/parser/PrismParser/IdentifierGrammars.h"
#include "src/parser/PrismParser/VariableState.h"
#include "src/parser/PrismParser/PrismGrammar.h"
// If the parser fails due to ill-formed data, this exception is thrown.
#include "src/exceptions/WrongFileFormatException.h"
@ -30,234 +23,17 @@
#include "log4cplus/loggingmacros.h"
extern log4cplus::Logger logger;
// Some typedefs and namespace definitions to reduce code size.
typedef std::string::const_iterator BaseIteratorType;
typedef boost::spirit::classic::position_iterator2<BaseIteratorType> PositionIteratorType;
namespace qi = boost::spirit::qi;
namespace phoenix = boost::phoenix;
namespace storm {
namespace parser {
void dump(const std::string& s) {
std::cerr << "Dump: " << s << std::endl;
}
std::shared_ptr<BaseExpression> PrismParser::PrismGrammar::addIntegerConstant(const std::string& name, const std::shared_ptr<BaseExpression> value) {
this->state->integerConstants_.add(name, value);
this->state->allConstantNames_.add(name, name);
return value;
}
void PrismParser::PrismGrammar::addLabel(const std::string& name, std::shared_ptr<BaseExpression> value, std::map<std::string, std::shared_ptr<BaseExpression>>& mapping) {
this->state->labelNames_.add(name, name);
mapping[name] = value;
}
void PrismParser::PrismGrammar::addIntAssignment(const std::string& variable, std::shared_ptr<BaseExpression> value, std::map<std::string, Assignment>& mapping) {
//std::cout << "Adding int assignment for " << variable << std::endl;
this->state->assignedLocalIntegerVariables_.add(variable, variable);
mapping[variable] = Assignment(variable, value);
}
void PrismParser::PrismGrammar::addBoolAssignment(const std::string& variable, std::shared_ptr<BaseExpression> value, std::map<std::string, Assignment>& mapping) {
//std::cout << "Adding bool assignment for " << variable << std::endl;
this->state->assignedLocalBooleanVariables_.add(variable, variable);
mapping[variable] = Assignment(variable, value);
}
Module PrismParser::PrismGrammar::renameModule(const std::string& name, const std::string& oldname, std::map<std::string, std::string>& mapping) {
this->state->moduleNames_.add(name, name);
Module* old = this->state->moduleMap_.find(oldname);
if (old == nullptr) {
LOG4CPLUS_ERROR(logger, "Renaming module failed: module " << oldname << " does not exist!");
throw "Renaming module failed";
}
Module res(*old, name, mapping, this->state);
this->state->moduleMap_.at(name) = res;
return res;
}
Module PrismParser::PrismGrammar::createModule(const std::string name, std::vector<BooleanVariable>& bools, std::vector<IntegerVariable>& ints, std::map<std::string, uint_fast64_t>& boolids, std::map<std::string, uint_fast64_t> intids, std::vector<storm::ir::Command> commands) {
this->state->moduleNames_.add(name, name);
Module res(name, bools, ints, boolids, intids, commands);
this->state->moduleMap_.at(name) = res;
return res;
}
void PrismParser::PrismGrammar::createIntegerVariable(const std::string name, std::shared_ptr<BaseExpression> lower, std::shared_ptr<BaseExpression> upper, std::shared_ptr<BaseExpression> init, std::vector<IntegerVariable>& vars, std::map<std::string, uint_fast64_t>& varids) {
//std::cout << "Creating int " << name << " = " << init << std::endl;
uint_fast64_t id = this->state->addIntegerVariable(name, lower, upper, init);
vars.emplace_back(id, name, lower, upper, init);
varids[name] = id;
this->state->localIntegerVariables_.add(name, name);
}
void PrismParser::PrismGrammar::createBooleanVariable(const std::string name, std::shared_ptr<BaseExpression> init, std::vector<BooleanVariable>& vars, std::map<std::string, uint_fast64_t>& varids) {
//std::cout << "Creating bool " << name << std::endl;
uint_fast64_t id = this->state->addBooleanVariable(name, init);
vars.emplace_back(id, name, init);
varids[name] = id;
this->state->localBooleanVariables_.add(name, name);
}
StateReward createStateReward(std::shared_ptr<BaseExpression> guard, std::shared_ptr<BaseExpression> reward) {
return StateReward(guard, reward);
}
TransitionReward createTransitionReward(std::string label, std::shared_ptr<BaseExpression> guard, std::shared_ptr<BaseExpression> reward) {
return TransitionReward(label, guard, reward);
}
void createRewardModel(std::string name, std::vector<StateReward>& stateRewards, std::vector<TransitionReward>& transitionRewards, std::map<std::string, RewardModel>& mapping) {
mapping[name] = RewardModel(name, stateRewards, transitionRewards);
}
Update createUpdate(std::shared_ptr<BaseExpression> likelihood, std::map<std::string, Assignment>& bools, std::map<std::string, Assignment> ints) {
return Update(likelihood, bools, ints);
}
Command createCommand(std::string& label, std::shared_ptr<BaseExpression> guard, std::vector<Update>& updates) {
return Command(label, guard, updates);
}
Program createProgram(
Program::ModelType modelType,
std::map<std::string, std::shared_ptr<BooleanConstantExpression>> undefBoolConst,
std::map<std::string, std::shared_ptr<IntegerConstantExpression>> undefIntConst,
std::map<std::string, std::shared_ptr<DoubleConstantExpression>> undefDoubleConst,
std::vector<Module> modules,
std::map<std::string, RewardModel> rewards,
std::map<std::string, std::shared_ptr<BaseExpression>> labels) {
return Program(modelType, undefBoolConst, undefIntConst, undefDoubleConst, modules, rewards, labels);
}
PrismParser::PrismGrammar::PrismGrammar() : PrismParser::PrismGrammar::base_type(start), state(new storm::parser::prism::VariableState()) {
labelDefinition = (qi::lit("label") >> -qi::lit("\"") >> prism::FreeIdentifierGrammar::instance(this->state) >> -qi::lit("\"") >> qi::lit("=") >> prism::BooleanExpressionGrammar::instance(this->state) >> qi::lit(";"))
[phoenix::bind(&PrismParser::PrismGrammar::addLabel, this, qi::_1, qi::_2, qi::_r1)];
labelDefinition.name("label declaration");
labelDefinitionList %= *labelDefinition(qi::_r1);
labelDefinitionList.name("label declaration list");
// This block defines all entities that are needed for parsing a reward model.
stateRewardDefinition = (prism::BooleanExpressionGrammar::instance(this->state) > qi::lit(":") > prism::ConstDoubleExpressionGrammar::instance(this->state) >> qi::lit(";"))[qi::_val = phoenix::bind(&createStateReward, qi::_1, qi::_2)];
stateRewardDefinition.name("state reward definition");
transitionRewardDefinition = (qi::lit("[") > -(commandName[qi::_a = qi::_1]) > qi::lit("]") > prism::BooleanExpressionGrammar::instance(this->state) > qi::lit(":") > prism::ConstDoubleExpressionGrammar::instance(this->state) > qi::lit(";"))[qi::_val = phoenix::bind(&createTransitionReward, qi::_a, qi::_2, qi::_3)];
transitionRewardDefinition.name("transition reward definition");
rewardDefinition = (qi::lit("rewards") > qi::lit("\"") > prism::FreeIdentifierGrammar::instance(this->state) > qi::lit("\"") > +(stateRewardDefinition[phoenix::push_back(qi::_a, qi::_1)] | transitionRewardDefinition[phoenix::push_back(qi::_b, qi::_1)]) >> qi::lit("endrewards"))
[phoenix::bind(&createRewardModel, qi::_1, qi::_a, qi::_b, qi::_r1)];
rewardDefinition.name("reward definition");
rewardDefinitionList = *rewardDefinition(qi::_r1);
rewardDefinitionList.name("reward definition list");
commandName %= this->state->commandNames_;
commandName.name("command name");
unassignedLocalBooleanVariableName %= this->state->localBooleanVariables_ - this->state->assignedLocalBooleanVariables_;
unassignedLocalBooleanVariableName.name("unassigned local boolean variable");
unassignedLocalIntegerVariableName %= this->state->localIntegerVariables_ - this->state->assignedLocalIntegerVariables_;
unassignedLocalIntegerVariableName.name("unassigned local integer variable");
// This block defines all entities that are needed for parsing a single command.
assignmentDefinition =
(qi::lit("(") >> unassignedLocalIntegerVariableName > qi::lit("'") > qi::lit("=") > prism::IntegerExpressionGrammar::instance(this->state) > qi::lit(")"))[phoenix::bind(&PrismParser::PrismGrammar::addIntAssignment, this, qi::_1, qi::_2, qi::_r2)] |
(qi::lit("(") >> unassignedLocalBooleanVariableName > qi::lit("'") > qi::lit("=") > prism::BooleanExpressionGrammar::instance(this->state) > qi::lit(")"))[phoenix::bind(&PrismParser::PrismGrammar::addBoolAssignment, this, qi::_1, qi::_2, qi::_r1)];
assignmentDefinition.name("assignment");
assignmentDefinitionList = assignmentDefinition(qi::_r1, qi::_r2) % "&";
assignmentDefinitionList.name("assignment list");
updateDefinition = (
prism::ConstDoubleExpressionGrammar::instance(this->state) > qi::lit(":")[phoenix::clear(phoenix::ref(this->state->assignedLocalBooleanVariables_)), phoenix::clear(phoenix::ref(this->state->assignedLocalIntegerVariables_))] > assignmentDefinitionList(qi::_a, qi::_b))[qi::_val = phoenix::bind(&createUpdate, qi::_1, qi::_a, qi::_b)];
updateDefinition.name("update");
updateListDefinition = +updateDefinition % "+";
updateListDefinition.name("update list");
commandDefinition = (
qi::lit("[") > -(
(prism::FreeIdentifierGrammar::instance(this->state)[phoenix::bind(this->state->commandNames_.add, qi::_1, qi::_1)] | commandName)[qi::_a = qi::_1]
) > qi::lit("]") > prism::BooleanExpressionGrammar::instance(this->state) > qi::lit("->") > updateListDefinition > qi::lit(";")
)[qi::_val = phoenix::bind(&createCommand, qi::_a, qi::_2, qi::_3)];
commandDefinition.name("command");
// This block defines all entities that are needed for parsing variable definitions.
booleanVariableDefinition = (prism::FreeIdentifierGrammar::instance(this->state) >> qi::lit(":") >> qi::lit("bool") > -(qi::lit("init") > prism::ConstBooleanExpressionGrammar::instance(this->state)[qi::_b = phoenix::construct<std::shared_ptr<BaseExpression>>(qi::_1)]) > qi::lit(";"))
[
phoenix::bind(&PrismParser::PrismGrammar::createBooleanVariable, this, qi::_1, qi::_b, qi::_r1, qi::_r2)
];
booleanVariableDefinition.name("boolean variable declaration");
integerVariableDefinition = (prism::FreeIdentifierGrammar::instance(this->state) >> qi::lit(":") >> qi::lit("[") > prism::ConstIntegerExpressionGrammar::instance(this->state) > qi::lit("..") > prism::ConstIntegerExpressionGrammar::instance(this->state) > qi::lit("]") > -(qi::lit("init") > prism::ConstIntegerExpressionGrammar::instance(this->state)[qi::_b = phoenix::construct<std::shared_ptr<BaseExpression>>(qi::_1)]) > qi::lit(";"))
[
phoenix::bind(&PrismParser::PrismGrammar::createIntegerVariable, this, qi::_1, qi::_2, qi::_3, qi::_b, qi::_r1, qi::_r2)
];
integerVariableDefinition.name("integer variable declaration");
variableDefinition = (booleanVariableDefinition(qi::_r1, qi::_r3) | integerVariableDefinition(qi::_r2, qi::_r4));
variableDefinition.name("variable declaration");
// This block defines all entities that are needed for parsing a module.
moduleDefinition = (qi::lit("module") >> prism::FreeIdentifierGrammar::instance(this->state)[phoenix::bind(&prism::VariableState::startModule, *this->state)]
>> *(variableDefinition(qi::_a, qi::_b, qi::_c, qi::_d)) >> +commandDefinition > qi::lit("endmodule"))
[qi::_val = phoenix::bind(&PrismParser::PrismGrammar::createModule, this, qi::_1, qi::_a, qi::_b, qi::_c, qi::_d, qi::_2)];
moduleDefinition.name("module");
moduleRenaming = (qi::lit("module") >> prism::FreeIdentifierGrammar::instance(this->state) >> qi::lit("=")
> this->state->moduleNames_ > qi::lit("[") > *(
(prism::IdentifierGrammar::instance(this->state) > qi::lit("=") > prism::IdentifierGrammar::instance(this->state) >> -qi::lit(","))[phoenix::insert(qi::_a, phoenix::construct<std::pair<std::string,std::string>>(qi::_1, qi::_2))]
) > qi::lit("]") > qi::lit("endmodule"))
[qi::_val = phoenix::bind(&PrismParser::PrismGrammar::renameModule, this, qi::_1, qi::_2, qi::_a)];
moduleRenaming.name("renamed module");
moduleDefinitionList %= +(moduleDefinition | moduleRenaming);
moduleDefinitionList.name("module list");
// This block defines all entities that are needed for parsing constant definitions.
definedBooleanConstantDefinition = (qi::lit("const") >> qi::lit("bool") >> prism::FreeIdentifierGrammar::instance(this->state) >> qi::lit("=") > prism::ConstBooleanExpressionGrammar::instance(this->state) > qi::lit(";"))[phoenix::bind(this->state->booleanConstants_.add, qi::_1, qi::_2), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1), qi::_val = qi::_2];
definedBooleanConstantDefinition.name("defined boolean constant declaration");
definedIntegerConstantDefinition = (
qi::lit("const") >> qi::lit("int") >> prism::FreeIdentifierGrammar::instance(this->state) >> qi::lit("=") >>
prism::ConstIntegerExpressionGrammar::instance(this->state) >> qi::lit(";")
)[ qi::_val = phoenix::bind(&PrismParser::PrismGrammar::addIntegerConstant, this, qi::_1, qi::_2) ];
definedIntegerConstantDefinition.name("defined integer constant declaration");
definedDoubleConstantDefinition = (qi::lit("const") >> qi::lit("double") >> prism::FreeIdentifierGrammar::instance(this->state) >> qi::lit("=") > prism::ConstDoubleExpressionGrammar::instance(this->state) > qi::lit(";"))[phoenix::bind(this->state->doubleConstants_.add, qi::_1, qi::_2), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1), qi::_val = qi::_2];
definedDoubleConstantDefinition.name("defined double constant declaration");
undefinedBooleanConstantDefinition = (qi::lit("const") >> qi::lit("bool") > prism::FreeIdentifierGrammar::instance(this->state) > qi::lit(";"))[qi::_a = phoenix::construct<std::shared_ptr<BooleanConstantExpression>>(phoenix::new_<BooleanConstantExpression>(qi::_1)), phoenix::insert(qi::_r1, phoenix::construct<std::pair<std::string, std::shared_ptr<BooleanConstantExpression>>>(qi::_1, qi::_a)), phoenix::bind(this->state->booleanConstants_.add, qi::_1, qi::_a), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1)];
undefinedBooleanConstantDefinition.name("undefined boolean constant declaration");
undefinedIntegerConstantDefinition = (qi::lit("const") >> qi::lit("int") > prism::FreeIdentifierGrammar::instance(this->state) > qi::lit(";"))[qi::_a = phoenix::construct<std::shared_ptr<IntegerConstantExpression>>(phoenix::new_<IntegerConstantExpression>(qi::_1)), phoenix::insert(qi::_r1, phoenix::construct<std::pair<std::string, std::shared_ptr<IntegerConstantExpression>>>(qi::_1, qi::_a)), phoenix::bind(this->state->integerConstants_.add, qi::_1, qi::_a), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1)];
undefinedIntegerConstantDefinition.name("undefined integer constant declaration");
undefinedDoubleConstantDefinition = (qi::lit("const") >> qi::lit("double") > prism::FreeIdentifierGrammar::instance(this->state) > qi::lit(";"))[qi::_a = phoenix::construct<std::shared_ptr<DoubleConstantExpression>>(phoenix::new_<DoubleConstantExpression>(qi::_1)), phoenix::insert(qi::_r1, phoenix::construct<std::pair<std::string, std::shared_ptr<DoubleConstantExpression>>>(qi::_1, qi::_a)), phoenix::bind(this->state->doubleConstants_.add, qi::_1, qi::_a), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1)];
undefinedDoubleConstantDefinition.name("undefined double constant declaration");
definedConstantDefinition %= (definedBooleanConstantDefinition | definedIntegerConstantDefinition | definedDoubleConstantDefinition);
definedConstantDefinition.name("defined constant declaration");
undefinedConstantDefinition = (undefinedBooleanConstantDefinition(qi::_r1) | undefinedIntegerConstantDefinition(qi::_r2) | undefinedDoubleConstantDefinition(qi::_r3));
undefinedConstantDefinition.name("undefined constant declaration");
constantDefinitionList = *(definedConstantDefinition | undefinedConstantDefinition(qi::_r1, qi::_r2, qi::_r3));
constantDefinitionList.name("constant declaration list");
// This block defines all entities that are needed for parsing a program.
modelTypeDefinition = modelType_;
modelTypeDefinition.name("model type");
start = (
modelTypeDefinition >
constantDefinitionList(qi::_a, qi::_b, qi::_c) >
moduleDefinitionList >
rewardDefinitionList(qi::_d) >
labelDefinitionList(qi::_e)
)[qi::_val = phoenix::bind(&createProgram, qi::_1, qi::_a, qi::_b, qi::_c, qi::_2, qi::_d, qi::_e)];
start.name("probabilistic program declaration");
}
void PrismParser::PrismGrammar::prepareForSecondRun() {
LOG4CPLUS_INFO(logger, "Preparing parser for second run.");
this->state->getIntegerVariable("d1");
this->state->getIntegerVariable("d2");
this->state->getIntegerVariable("s1");
this->state->getIntegerVariable("s2");
this->state->prepareForSecondRun();
this->state->getIntegerVariable("d1");
this->state->getIntegerVariable("d2");
this->state->getIntegerVariable("s1");
this->state->getIntegerVariable("s2");
prism::BooleanExpressionGrammar::secondRun();
prism::ConstBooleanExpressionGrammar::secondRun();
prism::ConstDoubleExpressionGrammar::secondRun();
prism::ConstIntegerExpressionGrammar::secondRun();
prism::IntegerExpressionGrammar::secondRun();
}
/*!
* Opens the given file for parsing, invokes the helper function to parse the actual content and
* closes the file properly, even if an exception is thrown in the parser. In this case, the
* exception is passed on to the caller.
*/
storm::ir::Program PrismParser::parseFile(std::string const& filename) const {
std::cerr << "parseFile( " << filename << " )" << std::endl;
// Open file and initialize result.
std::ifstream inputFileStream(filename, std::ios::in);
storm::ir::Program result;
@ -266,6 +42,7 @@ storm::ir::Program PrismParser::parseFile(std::string const& filename) const {
try {
result = parse(inputFileStream, filename);
} catch(std::exception& e) {
std::cerr << "Exception: " << e.what() << std::endl;
// In case of an exception properly close the file before passing exception.
inputFileStream.close();
throw e;
@ -299,7 +76,7 @@ storm::ir::Program PrismParser::parse(std::istream& inputStream, std::string con
// In order to instantiate the grammar, we have to pass the type of the skipping parser.
// As this is more complex, we let Boost figure out the actual type for us.
PrismGrammar grammar;
prism::PrismGrammar grammar;
try {
// Now parse the content using phrase_parse in order to be able to supply a skipping parser.
// First run.
@ -311,7 +88,12 @@ storm::ir::Program PrismParser::parse(std::istream& inputStream, std::string con
// Second run.
qi::phrase_parse(positionIteratorBegin2, positionIteratorEnd, grammar, boost::spirit::ascii::space | qi::lit("//") >> *(qi::char_ - qi::eol) >> qi::eol, result);
LOG4CPLUS_INFO(logger, "Finished parsing, here is the parsed program:" << std::endl << result.toString());
// Reset grammars.
grammar.resetGrammars();
} catch(const qi::expectation_failure<PositionIteratorType>& e) {
// Reset grammars in any case.
grammar.resetGrammars();
// If the parser expected content different than the one provided, display information
// about the location of the error.
const boost::spirit::classic::file_position_base<std::string>& pos = e.first.get_position();

109
src/parser/PrismParser.h

@ -9,15 +9,6 @@
// All classes of the intermediate representation are used.
#include "src/ir/IR.h"
#include "src/parser/PrismParser/Includes.h"
#include "src/parser/PrismParser/Tokens.h"
#include "src/parser/PrismParser/IdentifierGrammars.h"
#include "src/parser/PrismParser/VariableState.h"
#include "src/parser/PrismParser/ConstBooleanExpressionGrammar.h"
#include "src/parser/PrismParser/ConstDoubleExpressionGrammar.h"
#include "src/parser/PrismParser/ConstIntegerExpressionGrammar.h"
#include "src/parser/PrismParser/BooleanExpressionGrammar.h"
#include "src/parser/PrismParser/IntegerExpressionGrammar.h"
// Used for file input.
#include <istream>
@ -42,106 +33,6 @@ public:
* @return a shared pointer to the intermediate representation of the PRISM file.
*/
storm::ir::Program parseFile(std::string const& filename) const;
/*!
* The Boost spirit grammar for the PRISM language. Returns the intermediate representation of
* the input that complies with the PRISM syntax.
*/
class PrismGrammar : public qi::grammar<
Iterator,
Program(),
qi::locals<
std::map<std::string, std::shared_ptr<BooleanConstantExpression>>,
std::map<std::string, std::shared_ptr<IntegerConstantExpression>>,
std::map<std::string, std::shared_ptr<DoubleConstantExpression>>,
std::map<std::string, RewardModel>,
std::map<std::string, std::shared_ptr<BaseExpression>>
>,
Skipper> {
public:
PrismGrammar();
void prepareForSecondRun();
private:
std::shared_ptr<storm::parser::prism::VariableState> state;
// The starting point of the grammar.
qi::rule<
Iterator,
Program(),
qi::locals<
std::map<std::string, std::shared_ptr<BooleanConstantExpression>>,
std::map<std::string, std::shared_ptr<IntegerConstantExpression>>,
std::map<std::string, std::shared_ptr<DoubleConstantExpression>>,
std::map<std::string, RewardModel>,
std::map<std::string, std::shared_ptr<BaseExpression>>
>,
Skipper> start;
qi::rule<Iterator, Program::ModelType(), Skipper> modelTypeDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BooleanConstantExpression>>&, std::map<std::string, std::shared_ptr<IntegerConstantExpression>>&, std::map<std::string, std::shared_ptr<DoubleConstantExpression>>&), Skipper> constantDefinitionList;
qi::rule<Iterator, std::vector<Module>(), Skipper> moduleDefinitionList;
// Rules for module definition.
qi::rule<Iterator, Module(), qi::locals<std::vector<BooleanVariable>, std::vector<IntegerVariable>, std::map<std::string, uint_fast64_t>, std::map<std::string, uint_fast64_t>>, Skipper> moduleDefinition;
qi::rule<Iterator, Module(), qi::locals<std::map<std::string, std::string>>, Skipper> moduleRenaming;
// Rules for variable definitions.
qi::rule<Iterator, qi::unused_type(std::vector<BooleanVariable>&, std::vector<IntegerVariable>&, std::map<std::string, uint_fast64_t>&, std::map<std::string, uint_fast64_t>&), Skipper> variableDefinition;
qi::rule<Iterator, qi::unused_type(std::vector<BooleanVariable>&, std::map<std::string, uint_fast64_t>&), qi::locals<uint_fast64_t, std::shared_ptr<BaseExpression>>, Skipper> booleanVariableDefinition;
qi::rule<Iterator, qi::unused_type(std::vector<IntegerVariable>&, std::map<std::string, uint_fast64_t>&), qi::locals<uint_fast64_t, std::shared_ptr<BaseExpression>>, Skipper> integerVariableDefinition;
// Rules for command definitions.
qi::rule<Iterator, Command(), qi::locals<std::string>, Skipper> commandDefinition;
qi::rule<Iterator, std::vector<Update>(), Skipper> updateListDefinition;
qi::rule<Iterator, Update(), qi::locals<std::map<std::string, Assignment>, std::map<std::string, Assignment>>, Skipper> updateDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, Assignment>&, std::map<std::string, Assignment>&), Skipper> assignmentDefinitionList;
qi::rule<Iterator, qi::unused_type(std::map<std::string, Assignment>&, std::map<std::string, Assignment>&), Skipper> assignmentDefinition;
// Rules for variable/command names.
qi::rule<Iterator, std::string(), Skipper> commandName;
qi::rule<Iterator, std::string(), Skipper> unassignedLocalBooleanVariableName;
qi::rule<Iterator, std::string(), Skipper> unassignedLocalIntegerVariableName;
// Rules for reward definitions.
qi::rule<Iterator, qi::unused_type(std::map<std::string, RewardModel>&), Skipper> rewardDefinitionList;
qi::rule<Iterator, qi::unused_type(std::map<std::string, RewardModel>&), qi::locals<std::vector<StateReward>, std::vector<TransitionReward>>, Skipper> rewardDefinition;
qi::rule<Iterator, StateReward(), Skipper> stateRewardDefinition;
qi::rule<Iterator, TransitionReward(), qi::locals<std::string>, Skipper> transitionRewardDefinition;
// Rules for label definitions.
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BaseExpression>>&), Skipper> labelDefinitionList;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BaseExpression>>&), Skipper> labelDefinition;
// Rules for constant definitions.
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> constantDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BooleanConstantExpression>>&, std::map<std::string, std::shared_ptr<IntegerConstantExpression>>&, std::map<std::string, std::shared_ptr<DoubleConstantExpression>>&), Skipper> undefinedConstantDefinition;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> definedConstantDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BooleanConstantExpression>>&), qi::locals<std::shared_ptr<BooleanConstantExpression>>, Skipper> undefinedBooleanConstantDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<IntegerConstantExpression>>&), qi::locals<std::shared_ptr<IntegerConstantExpression>>, Skipper> undefinedIntegerConstantDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<DoubleConstantExpression>>&), qi::locals<std::shared_ptr<DoubleConstantExpression>>, Skipper> undefinedDoubleConstantDefinition;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> definedBooleanConstantDefinition;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> definedIntegerConstantDefinition;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> definedDoubleConstantDefinition;
// Rules for variable recognition.
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> booleanVariableCreatorExpression;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), qi::locals<std::shared_ptr<BaseExpression>>, Skipper> integerVariableCreatorExpression;
storm::parser::prism::keywordsStruct keywords_;
storm::parser::prism::modelTypeStruct modelType_;
storm::parser::prism::relationalOperatorStruct relations_;
std::shared_ptr<BaseExpression> addIntegerConstant(const std::string& name, const std::shared_ptr<BaseExpression> value);
void addLabel(const std::string& name, std::shared_ptr<BaseExpression> value, std::map<std::string, std::shared_ptr<BaseExpression>>& mapping);
void addBoolAssignment(const std::string& variable, std::shared_ptr<BaseExpression> value, std::map<std::string, Assignment>& mapping);
void addIntAssignment(const std::string& variable, std::shared_ptr<BaseExpression> value, std::map<std::string, Assignment>& mapping);
Module renameModule(const std::string& name, const std::string& oldname, std::map<std::string, std::string>& mapping);
Module createModule(const std::string name, std::vector<BooleanVariable>& bools, std::vector<IntegerVariable>& ints, std::map<std::string, uint_fast64_t>& boolids, std::map<std::string, uint_fast64_t> intids, std::vector<storm::ir::Command> commands);
void createIntegerVariable(const std::string name, std::shared_ptr<BaseExpression> lower, std::shared_ptr<BaseExpression> upper, std::shared_ptr<BaseExpression> init, std::vector<IntegerVariable>& vars, std::map<std::string, uint_fast64_t>& varids);
void createBooleanVariable(const std::string name, std::shared_ptr<BaseExpression> init, std::vector<BooleanVariable>& vars, std::map<std::string, uint_fast64_t>& varids);
};
private:
/*!

5
src/parser/PrismParser/BaseGrammar.h

@ -29,11 +29,14 @@ namespace prism {
return *BaseGrammar::instanceObject;
}
static void resetInstance() {
BaseGrammar::instanceObject = nullptr;
}
static void secondRun() {
if (BaseGrammar::instanceObject != nullptr) {
BaseGrammar::instanceObject->prepareSecondRun();
}
}
std::shared_ptr<BaseExpression> createBoolLiteral(const bool value) {

258
src/parser/PrismParser/PrismGrammar.cpp

@ -0,0 +1,258 @@
/*
* PrismGrammar.cpp
*
* Created on: 11.01.2013
* Author: chris
*/
#include "PrismGrammar.h"
#include "src/utility/OsDetection.h"
#include "src/parser/PrismParser/Includes.h"
#include "src/parser/PrismParser/BooleanExpressionGrammar.h"
#include "src/parser/PrismParser/ConstBooleanExpressionGrammar.h"
#include "src/parser/PrismParser/ConstDoubleExpressionGrammar.h"
#include "src/parser/PrismParser/ConstIntegerExpressionGrammar.h"
#include "src/parser/PrismParser/IntegerExpressionGrammar.h"
#include "src/parser/PrismParser/IdentifierGrammars.h"
#include "src/parser/PrismParser/VariableState.h"
// If the parser fails due to ill-formed data, this exception is thrown.
#include "src/exceptions/WrongFileFormatException.h"
// Needed for file IO.
#include <fstream>
#include <iomanip>
#include <limits>
#include "log4cplus/logger.h"
#include "log4cplus/loggingmacros.h"
extern log4cplus::Logger logger;
// Some typedefs and namespace definitions to reduce code size.
typedef std::string::const_iterator BaseIteratorType;
typedef boost::spirit::classic::position_iterator2<BaseIteratorType> PositionIteratorType;
namespace qi = boost::spirit::qi;
namespace phoenix = boost::phoenix;
namespace storm {
namespace parser {
namespace prism {
void dump(const std::string& s) {
std::cerr << "Dump: " << s << std::endl;
}
std::shared_ptr<BaseExpression> PrismGrammar::addIntegerConstant(const std::string& name, const std::shared_ptr<BaseExpression> value) {
this->state->integerConstants_.add(name, value);
this->state->allConstantNames_.add(name, name);
return value;
}
void PrismGrammar::addLabel(const std::string& name, std::shared_ptr<BaseExpression> value, std::map<std::string, std::shared_ptr<BaseExpression>>& mapping) {
this->state->labelNames_.add(name, name);
mapping[name] = value;
}
void PrismGrammar::addIntAssignment(const std::string& variable, std::shared_ptr<BaseExpression> value, std::map<std::string, Assignment>& mapping) {
//std::cout << "Adding int assignment for " << variable << std::endl;
this->state->assignedLocalIntegerVariables_.add(variable, variable);
mapping[variable] = Assignment(variable, value);
}
void PrismGrammar::addBoolAssignment(const std::string& variable, std::shared_ptr<BaseExpression> value, std::map<std::string, Assignment>& mapping) {
//std::cout << "Adding bool assignment for " << variable << std::endl;
this->state->assignedLocalBooleanVariables_.add(variable, variable);
mapping[variable] = Assignment(variable, value);
}
Module PrismGrammar::renameModule(const std::string& name, const std::string& oldname, std::map<std::string, std::string>& mapping) {
this->state->moduleNames_.add(name, name);
Module* old = this->state->moduleMap_.find(oldname);
if (old == nullptr) {
LOG4CPLUS_ERROR(logger, "Renaming module failed: module " << oldname << " does not exist!");
throw "Renaming module failed";
}
Module res(*old, name, mapping, this->state);
this->state->moduleMap_.at(name) = res;
return res;
}
Module PrismGrammar::createModule(const std::string name, std::vector<BooleanVariable>& bools, std::vector<IntegerVariable>& ints, std::map<std::string, uint_fast64_t>& boolids, std::map<std::string, uint_fast64_t> intids, std::vector<storm::ir::Command> commands) {
this->state->moduleNames_.add(name, name);
Module res(name, bools, ints, boolids, intids, commands);
this->state->moduleMap_.at(name) = res;
return res;
}
void PrismGrammar::createIntegerVariable(const std::string name, std::shared_ptr<BaseExpression> lower, std::shared_ptr<BaseExpression> upper, std::shared_ptr<BaseExpression> init, std::vector<IntegerVariable>& vars, std::map<std::string, uint_fast64_t>& varids) {
//std::cout << "Creating int " << name << " = " << init << std::endl;
uint_fast64_t id = this->state->addIntegerVariable(name, lower, upper, init);
vars.emplace_back(id, name, lower, upper, init);
varids[name] = id;
this->state->localIntegerVariables_.add(name, name);
}
void PrismGrammar::createBooleanVariable(const std::string name, std::shared_ptr<BaseExpression> init, std::vector<BooleanVariable>& vars, std::map<std::string, uint_fast64_t>& varids) {
//std::cout << "Creating bool " << name << std::endl;
uint_fast64_t id = this->state->addBooleanVariable(name, init);
vars.emplace_back(id, name, init);
varids[name] = id;
this->state->localBooleanVariables_.add(name, name);
}
StateReward createStateReward(std::shared_ptr<BaseExpression> guard, std::shared_ptr<BaseExpression> reward) {
return StateReward(guard, reward);
}
TransitionReward createTransitionReward(std::string label, std::shared_ptr<BaseExpression> guard, std::shared_ptr<BaseExpression> reward) {
return TransitionReward(label, guard, reward);
}
void createRewardModel(std::string name, std::vector<StateReward>& stateRewards, std::vector<TransitionReward>& transitionRewards, std::map<std::string, RewardModel>& mapping) {
mapping[name] = RewardModel(name, stateRewards, transitionRewards);
}
Update createUpdate(std::shared_ptr<BaseExpression> likelihood, std::map<std::string, Assignment>& bools, std::map<std::string, Assignment> ints) {
return Update(likelihood, bools, ints);
}
Command createCommand(std::string& label, std::shared_ptr<BaseExpression> guard, std::vector<Update>& updates) {
return Command(label, guard, updates);
}
Program createProgram(
Program::ModelType modelType,
std::map<std::string, std::shared_ptr<BooleanConstantExpression>> undefBoolConst,
std::map<std::string, std::shared_ptr<IntegerConstantExpression>> undefIntConst,
std::map<std::string, std::shared_ptr<DoubleConstantExpression>> undefDoubleConst,
std::vector<Module> modules,
std::map<std::string, RewardModel> rewards,
std::map<std::string, std::shared_ptr<BaseExpression>> labels) {
return Program(modelType, undefBoolConst, undefIntConst, undefDoubleConst, modules, rewards, labels);
}
PrismGrammar::PrismGrammar() : PrismGrammar::base_type(start), state(new VariableState()) {
labelDefinition = (qi::lit("label") >> -qi::lit("\"") >> FreeIdentifierGrammar::instance(this->state) >> -qi::lit("\"") >> qi::lit("=") >> BooleanExpressionGrammar::instance(this->state) >> qi::lit(";"))
[phoenix::bind(&PrismGrammar::addLabel, this, qi::_1, qi::_2, qi::_r1)];
labelDefinition.name("label declaration");
labelDefinitionList %= *labelDefinition(qi::_r1);
labelDefinitionList.name("label declaration list");
// This block defines all entities that are needed for parsing a reward model.
stateRewardDefinition = (BooleanExpressionGrammar::instance(this->state) > qi::lit(":") > ConstDoubleExpressionGrammar::instance(this->state) >> qi::lit(";"))[qi::_val = phoenix::bind(&createStateReward, qi::_1, qi::_2)];
stateRewardDefinition.name("state reward definition");
transitionRewardDefinition = (qi::lit("[") > -(commandName[qi::_a = qi::_1]) > qi::lit("]") > BooleanExpressionGrammar::instance(this->state) > qi::lit(":") > ConstDoubleExpressionGrammar::instance(this->state) > qi::lit(";"))[qi::_val = phoenix::bind(&createTransitionReward, qi::_a, qi::_2, qi::_3)];
transitionRewardDefinition.name("transition reward definition");
rewardDefinition = (qi::lit("rewards") > qi::lit("\"") > FreeIdentifierGrammar::instance(this->state) > qi::lit("\"") > +(stateRewardDefinition[phoenix::push_back(qi::_a, qi::_1)] | transitionRewardDefinition[phoenix::push_back(qi::_b, qi::_1)]) >> qi::lit("endrewards"))
[phoenix::bind(&createRewardModel, qi::_1, qi::_a, qi::_b, qi::_r1)];
rewardDefinition.name("reward definition");
rewardDefinitionList = *rewardDefinition(qi::_r1);
rewardDefinitionList.name("reward definition list");
commandName %= this->state->commandNames_;
commandName.name("command name");
unassignedLocalBooleanVariableName %= this->state->localBooleanVariables_ - this->state->assignedLocalBooleanVariables_;
unassignedLocalBooleanVariableName.name("unassigned local boolean variable");
unassignedLocalIntegerVariableName %= this->state->localIntegerVariables_ - this->state->assignedLocalIntegerVariables_;
unassignedLocalIntegerVariableName.name("unassigned local integer variable");
// This block defines all entities that are needed for parsing a single command.
assignmentDefinition =
(qi::lit("(") >> unassignedLocalIntegerVariableName > qi::lit("'") > qi::lit("=") > IntegerExpressionGrammar::instance(this->state) > qi::lit(")"))[phoenix::bind(&PrismGrammar::addIntAssignment, this, qi::_1, qi::_2, qi::_r2)] |
(qi::lit("(") >> unassignedLocalBooleanVariableName > qi::lit("'") > qi::lit("=") > BooleanExpressionGrammar::instance(this->state) > qi::lit(")"))[phoenix::bind(&PrismGrammar::addBoolAssignment, this, qi::_1, qi::_2, qi::_r1)];
assignmentDefinition.name("assignment");
assignmentDefinitionList = assignmentDefinition(qi::_r1, qi::_r2) % "&";
assignmentDefinitionList.name("assignment list");
updateDefinition = (
ConstDoubleExpressionGrammar::instance(this->state) > qi::lit(":")[phoenix::clear(phoenix::ref(this->state->assignedLocalBooleanVariables_)), phoenix::clear(phoenix::ref(this->state->assignedLocalIntegerVariables_))] > assignmentDefinitionList(qi::_a, qi::_b))[qi::_val = phoenix::bind(&createUpdate, qi::_1, qi::_a, qi::_b)];
updateDefinition.name("update");
updateListDefinition = +updateDefinition % "+";
updateListDefinition.name("update list");
commandDefinition = (
qi::lit("[") > -(
(FreeIdentifierGrammar::instance(this->state)[phoenix::bind(this->state->commandNames_.add, qi::_1, qi::_1)] | commandName)[qi::_a = qi::_1]
) > qi::lit("]") > BooleanExpressionGrammar::instance(this->state) > qi::lit("->") > updateListDefinition > qi::lit(";")
)[qi::_val = phoenix::bind(&createCommand, qi::_a, qi::_2, qi::_3)];
commandDefinition.name("command");
// This block defines all entities that are needed for parsing variable definitions.
booleanVariableDefinition = (FreeIdentifierGrammar::instance(this->state) >> qi::lit(":") >> qi::lit("bool") > -(qi::lit("init") > ConstBooleanExpressionGrammar::instance(this->state)[qi::_b = phoenix::construct<std::shared_ptr<BaseExpression>>(qi::_1)]) > qi::lit(";"))
[
phoenix::bind(&PrismGrammar::createBooleanVariable, this, qi::_1, qi::_b, qi::_r1, qi::_r2)
];
booleanVariableDefinition.name("boolean variable declaration");
integerVariableDefinition = (FreeIdentifierGrammar::instance(this->state) >> qi::lit(":") >> qi::lit("[") > ConstIntegerExpressionGrammar::instance(this->state) > qi::lit("..") > ConstIntegerExpressionGrammar::instance(this->state) > qi::lit("]") > -(qi::lit("init") > ConstIntegerExpressionGrammar::instance(this->state)[qi::_b = phoenix::construct<std::shared_ptr<BaseExpression>>(qi::_1)]) > qi::lit(";"))
[
phoenix::bind(&PrismGrammar::createIntegerVariable, this, qi::_1, qi::_2, qi::_3, qi::_b, qi::_r1, qi::_r2)
];
integerVariableDefinition.name("integer variable declaration");
variableDefinition = (booleanVariableDefinition(qi::_r1, qi::_r3) | integerVariableDefinition(qi::_r2, qi::_r4));
variableDefinition.name("variable declaration");
// This block defines all entities that are needed for parsing a module.
moduleDefinition = (qi::lit("module") >> FreeIdentifierGrammar::instance(this->state)[phoenix::bind(&VariableState::startModule, *this->state)]
>> *(variableDefinition(qi::_a, qi::_b, qi::_c, qi::_d)) >> +commandDefinition > qi::lit("endmodule"))
[qi::_val = phoenix::bind(&PrismGrammar::createModule, this, qi::_1, qi::_a, qi::_b, qi::_c, qi::_d, qi::_2)];
moduleDefinition.name("module");
moduleRenaming = (qi::lit("module") >> FreeIdentifierGrammar::instance(this->state) >> qi::lit("=")
> this->state->moduleNames_ > qi::lit("[") > *(
(IdentifierGrammar::instance(this->state) > qi::lit("=") > IdentifierGrammar::instance(this->state) >> -qi::lit(","))[phoenix::insert(qi::_a, phoenix::construct<std::pair<std::string,std::string>>(qi::_1, qi::_2))]
) > qi::lit("]") > qi::lit("endmodule"))
[qi::_val = phoenix::bind(&PrismGrammar::renameModule, this, qi::_1, qi::_2, qi::_a)];
moduleRenaming.name("renamed module");
moduleDefinitionList %= +(moduleDefinition | moduleRenaming);
moduleDefinitionList.name("module list");
// This block defines all entities that are needed for parsing constant definitions.
definedBooleanConstantDefinition = (qi::lit("const") >> qi::lit("bool") >> FreeIdentifierGrammar::instance(this->state) >> qi::lit("=") > ConstBooleanExpressionGrammar::instance(this->state) > qi::lit(";"))[phoenix::bind(this->state->booleanConstants_.add, qi::_1, qi::_2), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1), qi::_val = qi::_2];
definedBooleanConstantDefinition.name("defined boolean constant declaration");
definedIntegerConstantDefinition = (
qi::lit("const") >> qi::lit("int") >> FreeIdentifierGrammar::instance(this->state) >> qi::lit("=") >>
ConstIntegerExpressionGrammar::instance(this->state) >> qi::lit(";")
)[ qi::_val = phoenix::bind(&PrismGrammar::addIntegerConstant, this, qi::_1, qi::_2) ];
definedIntegerConstantDefinition.name("defined integer constant declaration");
definedDoubleConstantDefinition = (qi::lit("const") >> qi::lit("double") >> FreeIdentifierGrammar::instance(this->state) >> qi::lit("=") > ConstDoubleExpressionGrammar::instance(this->state) > qi::lit(";"))[phoenix::bind(this->state->doubleConstants_.add, qi::_1, qi::_2), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1), qi::_val = qi::_2];
definedDoubleConstantDefinition.name("defined double constant declaration");
undefinedBooleanConstantDefinition = (qi::lit("const") >> qi::lit("bool") > FreeIdentifierGrammar::instance(this->state) > qi::lit(";"))[qi::_a = phoenix::construct<std::shared_ptr<BooleanConstantExpression>>(phoenix::new_<BooleanConstantExpression>(qi::_1)), phoenix::insert(qi::_r1, phoenix::construct<std::pair<std::string, std::shared_ptr<BooleanConstantExpression>>>(qi::_1, qi::_a)), phoenix::bind(this->state->booleanConstants_.add, qi::_1, qi::_a), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1)];
undefinedBooleanConstantDefinition.name("undefined boolean constant declaration");
undefinedIntegerConstantDefinition = (qi::lit("const") >> qi::lit("int") > FreeIdentifierGrammar::instance(this->state) > qi::lit(";"))[qi::_a = phoenix::construct<std::shared_ptr<IntegerConstantExpression>>(phoenix::new_<IntegerConstantExpression>(qi::_1)), phoenix::insert(qi::_r1, phoenix::construct<std::pair<std::string, std::shared_ptr<IntegerConstantExpression>>>(qi::_1, qi::_a)), phoenix::bind(this->state->integerConstants_.add, qi::_1, qi::_a), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1)];
undefinedIntegerConstantDefinition.name("undefined integer constant declaration");
undefinedDoubleConstantDefinition = (qi::lit("const") >> qi::lit("double") > FreeIdentifierGrammar::instance(this->state) > qi::lit(";"))[qi::_a = phoenix::construct<std::shared_ptr<DoubleConstantExpression>>(phoenix::new_<DoubleConstantExpression>(qi::_1)), phoenix::insert(qi::_r1, phoenix::construct<std::pair<std::string, std::shared_ptr<DoubleConstantExpression>>>(qi::_1, qi::_a)), phoenix::bind(this->state->doubleConstants_.add, qi::_1, qi::_a), phoenix::bind(this->state->allConstantNames_.add, qi::_1, qi::_1)];
undefinedDoubleConstantDefinition.name("undefined double constant declaration");
definedConstantDefinition %= (definedBooleanConstantDefinition | definedIntegerConstantDefinition | definedDoubleConstantDefinition);
definedConstantDefinition.name("defined constant declaration");
undefinedConstantDefinition = (undefinedBooleanConstantDefinition(qi::_r1) | undefinedIntegerConstantDefinition(qi::_r2) | undefinedDoubleConstantDefinition(qi::_r3));
undefinedConstantDefinition.name("undefined constant declaration");
constantDefinitionList = *(definedConstantDefinition | undefinedConstantDefinition(qi::_r1, qi::_r2, qi::_r3));
constantDefinitionList.name("constant declaration list");
// This block defines all entities that are needed for parsing a program.
modelTypeDefinition = modelType_;
modelTypeDefinition.name("model type");
start = (
modelTypeDefinition >
constantDefinitionList(qi::_a, qi::_b, qi::_c) >
moduleDefinitionList >
rewardDefinitionList(qi::_d) >
labelDefinitionList(qi::_e)
)[qi::_val = phoenix::bind(&createProgram, qi::_1, qi::_a, qi::_b, qi::_c, qi::_2, qi::_d, qi::_e)];
start.name("probabilistic program declaration");
}
void PrismGrammar::prepareForSecondRun() {
LOG4CPLUS_INFO(logger, "Preparing parser for second run.");
this->state->prepareForSecondRun();
BooleanExpressionGrammar::secondRun();
ConstBooleanExpressionGrammar::secondRun();
ConstDoubleExpressionGrammar::secondRun();
ConstIntegerExpressionGrammar::secondRun();
IntegerExpressionGrammar::secondRun();
}
void PrismGrammar::resetGrammars() {
LOG4CPLUS_INFO(logger, "Resetting grammars.");
BooleanExpressionGrammar::resetInstance();
ConstBooleanExpressionGrammar::resetInstance();
ConstDoubleExpressionGrammar::resetInstance();
ConstIntegerExpressionGrammar::resetInstance();
IntegerExpressionGrammar::resetInstance();
}
} // namespace prism
} // namespace parser
} // namespace storm

142
src/parser/PrismParser/PrismGrammar.h

@ -0,0 +1,142 @@
/*
* File: PrismGrammar.h
* Author: nafur
*
* Created on April 30, 2013, 5:20 PM
*/
#ifndef PRISMGRAMMAR_H
#define PRISMGRAMMAR_H
// All classes of the intermediate representation are used.
#include "src/ir/IR.h"
#include "src/parser/PrismParser/Includes.h"
#include "src/parser/PrismParser/Tokens.h"
#include "src/parser/PrismParser/IdentifierGrammars.h"
#include "src/parser/PrismParser/VariableState.h"
#include "src/parser/PrismParser/ConstBooleanExpressionGrammar.h"
#include "src/parser/PrismParser/ConstDoubleExpressionGrammar.h"
#include "src/parser/PrismParser/ConstIntegerExpressionGrammar.h"
#include "src/parser/PrismParser/BooleanExpressionGrammar.h"
#include "src/parser/PrismParser/IntegerExpressionGrammar.h"
// Used for file input.
#include <istream>
#include <memory>
namespace storm {
namespace parser {
namespace prism {
using namespace storm::ir;
using namespace storm::ir::expressions;
/*!
* The Boost spirit grammar for the PRISM language. Returns the intermediate representation of
* the input that complies with the PRISM syntax.
*/
class PrismGrammar : public qi::grammar<
Iterator,
Program(),
qi::locals<
std::map<std::string, std::shared_ptr<BooleanConstantExpression>>,
std::map<std::string, std::shared_ptr<IntegerConstantExpression>>,
std::map<std::string, std::shared_ptr<DoubleConstantExpression>>,
std::map<std::string, RewardModel>,
std::map<std::string, std::shared_ptr<BaseExpression>>
>,
Skipper> {
public:
PrismGrammar();
void prepareForSecondRun();
void resetGrammars();
private:
std::shared_ptr<storm::parser::prism::VariableState> state;
// The starting point of the grammar.
qi::rule<
Iterator,
Program(),
qi::locals<
std::map<std::string, std::shared_ptr<BooleanConstantExpression>>,
std::map<std::string, std::shared_ptr<IntegerConstantExpression>>,
std::map<std::string, std::shared_ptr<DoubleConstantExpression>>,
std::map<std::string, RewardModel>,
std::map<std::string, std::shared_ptr<BaseExpression>>
>,
Skipper> start;
qi::rule<Iterator, Program::ModelType(), Skipper> modelTypeDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BooleanConstantExpression>>&, std::map<std::string, std::shared_ptr<IntegerConstantExpression>>&, std::map<std::string, std::shared_ptr<DoubleConstantExpression>>&), Skipper> constantDefinitionList;
qi::rule<Iterator, std::vector<Module>(), Skipper> moduleDefinitionList;
// Rules for module definition.
qi::rule<Iterator, Module(), qi::locals<std::vector<BooleanVariable>, std::vector<IntegerVariable>, std::map<std::string, uint_fast64_t>, std::map<std::string, uint_fast64_t>>, Skipper> moduleDefinition;
qi::rule<Iterator, Module(), qi::locals<std::map<std::string, std::string>>, Skipper> moduleRenaming;
// Rules for variable definitions.
qi::rule<Iterator, qi::unused_type(std::vector<BooleanVariable>&, std::vector<IntegerVariable>&, std::map<std::string, uint_fast64_t>&, std::map<std::string, uint_fast64_t>&), Skipper> variableDefinition;
qi::rule<Iterator, qi::unused_type(std::vector<BooleanVariable>&, std::map<std::string, uint_fast64_t>&), qi::locals<uint_fast64_t, std::shared_ptr<BaseExpression>>, Skipper> booleanVariableDefinition;
qi::rule<Iterator, qi::unused_type(std::vector<IntegerVariable>&, std::map<std::string, uint_fast64_t>&), qi::locals<uint_fast64_t, std::shared_ptr<BaseExpression>>, Skipper> integerVariableDefinition;
// Rules for command definitions.
qi::rule<Iterator, Command(), qi::locals<std::string>, Skipper> commandDefinition;
qi::rule<Iterator, std::vector<Update>(), Skipper> updateListDefinition;
qi::rule<Iterator, Update(), qi::locals<std::map<std::string, Assignment>, std::map<std::string, Assignment>>, Skipper> updateDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, Assignment>&, std::map<std::string, Assignment>&), Skipper> assignmentDefinitionList;
qi::rule<Iterator, qi::unused_type(std::map<std::string, Assignment>&, std::map<std::string, Assignment>&), Skipper> assignmentDefinition;
// Rules for variable/command names.
qi::rule<Iterator, std::string(), Skipper> commandName;
qi::rule<Iterator, std::string(), Skipper> unassignedLocalBooleanVariableName;
qi::rule<Iterator, std::string(), Skipper> unassignedLocalIntegerVariableName;
// Rules for reward definitions.
qi::rule<Iterator, qi::unused_type(std::map<std::string, RewardModel>&), Skipper> rewardDefinitionList;
qi::rule<Iterator, qi::unused_type(std::map<std::string, RewardModel>&), qi::locals<std::vector<StateReward>, std::vector<TransitionReward>>, Skipper> rewardDefinition;
qi::rule<Iterator, StateReward(), Skipper> stateRewardDefinition;
qi::rule<Iterator, TransitionReward(), qi::locals<std::string>, Skipper> transitionRewardDefinition;
// Rules for label definitions.
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BaseExpression>>&), Skipper> labelDefinitionList;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BaseExpression>>&), Skipper> labelDefinition;
// Rules for constant definitions.
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> constantDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BooleanConstantExpression>>&, std::map<std::string, std::shared_ptr<IntegerConstantExpression>>&, std::map<std::string, std::shared_ptr<DoubleConstantExpression>>&), Skipper> undefinedConstantDefinition;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> definedConstantDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<BooleanConstantExpression>>&), qi::locals<std::shared_ptr<BooleanConstantExpression>>, Skipper> undefinedBooleanConstantDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<IntegerConstantExpression>>&), qi::locals<std::shared_ptr<IntegerConstantExpression>>, Skipper> undefinedIntegerConstantDefinition;
qi::rule<Iterator, qi::unused_type(std::map<std::string, std::shared_ptr<DoubleConstantExpression>>&), qi::locals<std::shared_ptr<DoubleConstantExpression>>, Skipper> undefinedDoubleConstantDefinition;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> definedBooleanConstantDefinition;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> definedIntegerConstantDefinition;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> definedDoubleConstantDefinition;
// Rules for variable recognition.
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), Skipper> booleanVariableCreatorExpression;
qi::rule<Iterator, std::shared_ptr<BaseExpression>(), qi::locals<std::shared_ptr<BaseExpression>>, Skipper> integerVariableCreatorExpression;
storm::parser::prism::keywordsStruct keywords_;
storm::parser::prism::modelTypeStruct modelType_;
storm::parser::prism::relationalOperatorStruct relations_;
std::shared_ptr<BaseExpression> addIntegerConstant(const std::string& name, const std::shared_ptr<BaseExpression> value);
void addLabel(const std::string& name, std::shared_ptr<BaseExpression> value, std::map<std::string, std::shared_ptr<BaseExpression>>& mapping);
void addBoolAssignment(const std::string& variable, std::shared_ptr<BaseExpression> value, std::map<std::string, Assignment>& mapping);
void addIntAssignment(const std::string& variable, std::shared_ptr<BaseExpression> value, std::map<std::string, Assignment>& mapping);
Module renameModule(const std::string& name, const std::string& oldname, std::map<std::string, std::string>& mapping);
Module createModule(const std::string name, std::vector<BooleanVariable>& bools, std::vector<IntegerVariable>& ints, std::map<std::string, uint_fast64_t>& boolids, std::map<std::string, uint_fast64_t> intids, std::vector<storm::ir::Command> commands);
void createIntegerVariable(const std::string name, std::shared_ptr<BaseExpression> lower, std::shared_ptr<BaseExpression> upper, std::shared_ptr<BaseExpression> init, std::vector<IntegerVariable>& vars, std::map<std::string, uint_fast64_t>& varids);
void createBooleanVariable(const std::string name, std::shared_ptr<BaseExpression> init, std::vector<BooleanVariable>& vars, std::map<std::string, uint_fast64_t>& varids);
};
} // namespace prism
} // namespace parser
} // namespace storm
#endif /* PRISMGRAMMAR_H */

14
test/parser/ParsePrismTest.cpp

@ -4,8 +4,9 @@
#include "src/utility/IoUtility.h"
#include "src/ir/Program.h"
#include "src/adapters/ExplicitModelAdapter.h"
#include "src/models/Mdp.h"
TEST(ParsePrismTest, parseAndOutput) {
TEST(ParsePrismTest, parseCrowds5_5) {
storm::parser::PrismParser parser;
storm::ir::Program program;
ASSERT_NO_THROW(program = parser.parseFile("examples/dtmc/crowds/crowds5_5.pm"));
@ -17,4 +18,15 @@ TEST(ParsePrismTest, parseAndOutput) {
ASSERT_EQ(model->getNumberOfTransitions(), (uint_fast64_t)15113);
}
TEST(ParsePrismTest, parseTwoDice) {
storm::parser::PrismParser parser;
storm::ir::Program program;
ASSERT_NO_THROW(program = parser.parseFile("examples/mdp/two_dice/two_dice.nm"));
storm::adapters::ExplicitModelAdapter adapter(program);
std::shared_ptr<storm::models::Mdp<double>> model = adapter.getModel()->as<storm::models::Mdp<double>>();
ASSERT_EQ(model->getNumberOfStates(), (uint_fast64_t)169);
ASSERT_EQ(model->getNumberOfChoices(), (uint_fast64_t)254);
ASSERT_EQ(model->getNumberOfTransitions(), (uint_fast64_t)436);
}
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