while.h

Go to the documentation of this file.

#pragma once
 
#include <memory>
 
#include "sdfg/structured_control_flow/control_flow_node.h"
#include "sdfg/structured_control_flow/sequence.h"
#include "sdfg/symbolic/symbolic.h"
 
namespace sdfg {
 
namespace builder {
class StructuredSDFGBuilder;
}
 
namespace structured_control_flow {

class While : public ControlFlowNode {
    friend class sdfg::builder::StructuredSDFGBuilder;
 
private:
    std::unique_ptr<Sequence> root_;
 
    While(size_t element_id, const DebugInfo& debug_info, ControlFlowNode* parent);
 
    static constexpr size_t REQUIRED_ELEMENT_IDS = 2;
 
public:
    While(const While& node) = delete;
    While& operator=(const While&) = delete;
 
    ElementType type_id() const override {
        return ElementType::While;
    }
 
    static bool classof(const Element& element) {
        return element.type_id() == ElementType::While;
    }
 
    bool accept(visitor::ActualStructuredSDFGVisitor& visitor) override;
 
    void validate(const Function& function) const override;

    const Sequence& root() const;

    Sequence& root();

    void replace(const symbolic::Expression old_expression, const symbolic::Expression new_expression) override;
    void replace(const symbolic::ExpressionMapping& replacements) override;
};

class Break : public ControlFlowNode {
    friend class sdfg::builder::StructuredSDFGBuilder;
 
private:
    Break(size_t element_id, const DebugInfo& debug_info, ControlFlowNode* parent);
 
    static constexpr size_t REQUIRED_ELEMENT_IDS = 1;
 
public:
    ElementType type_id() const override {
        return ElementType::Break;
    }
 
    static bool classof(const Element& element) {
        return element.type_id() == ElementType::Break;
    }
 
    bool accept(visitor::ActualStructuredSDFGVisitor& visitor) override;
 
    void validate(const Function& function) const override;
 
    void replace(const symbolic::Expression old_expression, const symbolic::Expression new_expression) override;
    void replace(const symbolic::ExpressionMapping& replacements) override;
};

class Continue : public ControlFlowNode {
    friend class sdfg::builder::StructuredSDFGBuilder;
 
private:
    Continue(size_t element_id, const DebugInfo& debug_info, ControlFlowNode* parent);
 
    static constexpr size_t REQUIRED_ELEMENT_IDS = 1;
 
public:
    ElementType type_id() const override {
        return ElementType::Continue;
    }
 
    static bool classof(const Element& element) {
        return element.type_id() == ElementType::Continue;
    }
 
    bool accept(visitor::ActualStructuredSDFGVisitor& visitor) override;
 
    void validate(const Function& function) const override;
 
    void replace(const symbolic::Expression old_expression, const symbolic::Expression new_expression) override;
    void replace(const symbolic::ExpressionMapping& replacements) override;
};
 
} // namespace structured_control_flow
} // namespace sdfg