block_fusion.h

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#pragma once
 
#include "sdfg/passes/pass.h"
#include "sdfg/visitor/structured_sdfg_visitor.h"
 
namespace sdfg {
namespace passes {
 
class BlockFusion : public visitor::NonStoppingStructuredSDFGVisitor {
private:
    bool ignore_libnodes_;
 
    bool can_be_applied(data_flow::DataFlowGraph& first_graph, data_flow::DataFlowGraph& second_graph);
 
    void apply(structured_control_flow::Block& first_block, structured_control_flow::Block& second_block);
 
public:
    BlockFusion(
        builder::StructuredSDFGBuilder& builder,
        analysis::AnalysisManager& analysis_manager,
        bool ignore_libnodes = false
    );
 
    static std::string name() {
        return "BlockFusion";
    };
 
    bool accept(structured_control_flow::Sequence& node) override;
};
 
typedef VisitorPass<BlockFusion> BlockFusionPass;
 
class NoLibnodesBlockFusionPass : public Pass {
public:
    std::string name() override {
        return BlockFusion::name();
    }
 
    bool run_pass(builder::StructuredSDFGBuilder& builder, analysis::AnalysisManager& analysis_manager) override {
        BlockFusion visitor(builder, analysis_manager, true);
        return visitor.visit();
    }
};
 
} // namespace passes
} // namespace sdfg