mirror of
https://github.com/RGBCube/serenity
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39 lines
904 B
C++
39 lines
904 B
C++
/*
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* Copyright (c) 2023, Dan Klishch <danilklishch@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/TypeCasts.h>
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#include "Compiler/ControlFlowGraph.h"
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#include "Compiler/GenericASTPass.h"
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namespace JSSpecCompiler {
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class CFGBuildingPass
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: public IntraproceduralCompilerPass
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, private RecursiveASTVisitor {
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public:
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inline static constexpr StringView name = "cfg-building"sv;
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using IntraproceduralCompilerPass::IntraproceduralCompilerPass;
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protected:
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void process_function() override;
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RecursionDecision on_entry(Tree tree) override;
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void on_leave(Tree tree) override;
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private:
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BasicBlockRef create_empty_block();
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BasicBlockRef exchange_current_with_empty();
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void will_be_used_as_expression(Tree const& tree);
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ControlFlowGraph* m_cfg;
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BasicBlockRef m_current_block;
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Vector<bool> m_is_expression_stack;
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};
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}
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