42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
#pragma once
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#include "ir.h"
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#include <unordered_map>
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#include <variant>
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#include <string>
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#include <vector>
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#include <iostream>
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#include <unordered_set>
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class IRInterpreter {
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public:
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void runUntil(const std::vector<Quad>& quads, int breakLine);
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void runStepByStep(const std::vector<Quad>& quads);
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void execute(const Quad& q,
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const std::vector<Quad>& quads,
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const std::unordered_map<std::string, int>& labelToIndex);
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std::string findLastSource(const std::vector<Quad>& quads, const std::string& target);
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using Value = std::variant<int, std::string>;
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struct CallFrame {
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int return_pc;
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std::unordered_map<std::string, Value> locals;
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};
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Value getOrZero(const std::string& name);
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std::unordered_map<std::string, Value> memory_;
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std::unordered_map<std::string, TypePtr> types_;
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int pc_ = 0;
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std::unordered_set<int> breakpoints_;
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int lastBreakpointPC = -1; // 在类中记录
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int asInt(const std::string& s);
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std::string asStr(const std::string& s);
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Value evalBinary(const std::string& op, const Value& a, const Value& b);
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void dumpVariables(int breakLine);
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std::stack<CallFrame> callStack_;
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std::vector<Value> paramStack_;
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std::unordered_map<std::string, int> labelToIndex_;
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std::vector<Quad> quads_;
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};
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