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			74 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			74 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#ifndef INTERPRETER_INTERPRETER_H_INCLUDED
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#define INTERPRETER_INTERPRETER_H_INCLUDED
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#include <cassert>
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#include <map>
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#include <memory>
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#include <stack>
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#include <utility>
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#include "opcodes.hpp"
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#include "runtime.hpp"
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#include "types.hpp"
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namespace Interpreter
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{
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    class Interpreter
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    {
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        std::stack<Runtime> mCallstack;
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        bool mRunning;
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        Runtime mRuntime;
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        std::map<int, std::unique_ptr<Opcode1>> mSegment0;
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        std::map<int, std::unique_ptr<Opcode1>> mSegment2;
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        std::map<int, std::unique_ptr<Opcode1>> mSegment3;
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        std::map<int, std::unique_ptr<Opcode0>> mSegment5;
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        // not implemented
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        Interpreter(const Interpreter&);
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        Interpreter& operator=(const Interpreter&);
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        void execute(Type_Code code);
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        void begin();
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        void end();
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        template <typename TSeg, typename TOp>
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        void installSegment(TSeg& seg, int code, TOp&& op)
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        {
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            assert(seg.find(code) == seg.end());
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            seg.emplace(code, std::move(op));
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        }
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    public:
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        Interpreter();
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        template <typename T, typename... TArgs>
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        void installSegment0(int code, TArgs&&... args)
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        {
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            installSegment(mSegment0, code, std::make_unique<T>(std::forward<TArgs>(args)...));
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        }
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        template <typename T, typename... TArgs>
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        void installSegment2(int code, TArgs&&... args)
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        {
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            installSegment(mSegment2, code, std::make_unique<T>(std::forward<TArgs>(args)...));
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        }
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        template <typename T, typename... TArgs>
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        void installSegment3(int code, TArgs&&... args)
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        {
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            installSegment(mSegment3, code, std::make_unique<T>(std::forward<TArgs>(args)...));
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        }
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        template <typename T, typename... TArgs>
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        void installSegment5(int code, TArgs&&... args)
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        {
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            installSegment(mSegment5, code, std::make_unique<T>(std::forward<TArgs>(args)...));
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        }
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        void run(const Type_Code* code, int codeSize, Context& context);
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    };
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}
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#endif
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