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#ifndef STATEMENT_HPP
#define STATEMENT_HPP
#include "bindings.hpp"
#include "declaration.hpp"
#include "expression.hpp"
#include "node.hpp"
#include <memory>
class Statement;
typedef std::shared_ptr<Statement> StatementPtr;
class Statement : public Node
{
protected:
StatementPtr next_statement_;
public:
Statement(Statement* statement = nullptr);
virtual void print() const = 0;
virtual void printXml() const = 0;
virtual VariableStackBindings printAsm(VariableStackBindings bindings, unsigned& label_count) const = 0;
virtual void countVariables(unsigned& var_count) const = 0;
virtual void countArguments(unsigned& argument_count) const = 0;
void linkStatement(Statement* next);
};
class CompoundStatement : public Statement
{
protected:
DeclarationPtr declaration_;
StatementPtr statement_;
public:
CompoundStatement(Declaration* declaration = nullptr, Statement* statement = nullptr);
CompoundStatement(Statement* statement);
virtual void print() const;
virtual void printXml() const;
virtual VariableStackBindings printAsm(VariableStackBindings bindings, unsigned& label_count) const;
virtual void countVariables(unsigned& var_count) const;
virtual void countArguments(unsigned& argument_count) const;
};
class SelectionStatement : public Statement
{
protected:
ExpressionPtr condition_;
StatementPtr if_;
StatementPtr else_;
public:
SelectionStatement(Expression* condition, Statement* _if, Statement* _else = nullptr);
virtual void print() const;
virtual void printXml() const;
virtual VariableStackBindings printAsm(VariableStackBindings bindings, unsigned& label_count) const;
virtual void countVariables(unsigned& var_count) const;
virtual void countArguments(unsigned& argument_count) const;
};
class ExpressionStatement : public Statement
{
protected:
ExpressionPtr expression_;
public:
ExpressionStatement(Expression* expression = nullptr);
virtual void print() const;
virtual void printXml() const;
virtual VariableStackBindings printAsm(VariableStackBindings bindings, unsigned& label_count) const;
virtual void countVariables(unsigned& var_count) const;
virtual void countArguments(unsigned& argument_count) const;
};
class JumpStatement : public Statement
{
protected:
ExpressionPtr expression_;
public:
JumpStatement(Expression* expression = nullptr);
virtual void print() const;
virtual void printXml() const;
virtual VariableStackBindings printAsm(VariableStackBindings bindings, unsigned& label_count) const;
virtual void countVariables(unsigned& var_count) const;
virtual void countArguments(unsigned& argument_count) const;
};
class IterationStatement : public Statement
{
protected:
ExpressionPtr condition_;
StatementPtr statement_;
public:
IterationStatement(Expression* condition, Statement* statement);
virtual void print() const;
virtual void printXml() const;
virtual VariableStackBindings printAsm(VariableStackBindings bindings, unsigned& label_count) const = 0;
virtual void countVariables(unsigned& var_count) const;
virtual void countArguments(unsigned& argument_count) const;
};
class WhileLoop : public IterationStatement
{
public:
WhileLoop(Expression* condition, Statement* statement);
virtual VariableStackBindings printAsm(VariableStackBindings bindings, unsigned& label_cout) const;
};
class ForLoop : public IterationStatement
{
private:
ExpressionPtr initializer_;
ExpressionPtr incrementer_;
public:
ForLoop(Expression* initializer, Expression* condition, Expression* incrementer, Statement* statement);
virtual VariableStackBindings printAsm(VariableStackBindings bindings, unsigned& label_count) const;
};
#endif
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