91 lines
2.0 KiB
C++
91 lines
2.0 KiB
C++
#include <iostream>
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#include <ctime>
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#include <Automata.h>
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#include <SymbolTable.h>
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#include <GrammarResourcePool.h>
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#include <AnalyseTableGenerator.h>
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#include <LR1Generator.h>
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#include <SyntaxParser.h>
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using std::vector;
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using std::wstring;
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using std::wcout;
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using std::endl;
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int main(int argc, const char* argv[]) {
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try {
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wcout << "Compile Program Based on LR(1) Written By Saturneric(胡宇 2018303206)" << endl;
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wcout << "老师注意：本程序区分关键字的大小写！！！" << endl
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<< "这样做的原因是本人在实践上还没有见过有哪门语言不区分关键字大小写的" << endl;
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if (argc < 2) {
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printf("Usage: <Input Path>\n");
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return -1;
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}
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clock_t start, end;
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start = clock();
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Automata atm(argv[1]);
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atm.parse();
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atm.output();
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// 输出时间
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end = clock();
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double times = double(end - start) / CLOCKS_PER_SEC;
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wcout << "Token Automata Run time = " << times << "s MicroSeconds" << " = " << times * 1000 << "ms" << endl;
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// LR1生成
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start = clock();
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const GrammarResourcePool *pool;
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const AnalyseTableGenerator *atg;
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LR1Generator generator;
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generator.getProductions();
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generator.run();
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generator.output(pool, atg);
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//输出时间
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end = clock(); //结束时间
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times = double(end - start) / CLOCKS_PER_SEC;
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wcout << "LR(1) Generator Run time = " << times << "s MicroSeconds" << " = " << times * 1000 << "ms" << endl;
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// 语法分析
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start = clock(); //开始时间
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SyntaxParser syntaxParser(pool, atg);
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syntaxParser.getToken();
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syntaxParser.parse();
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//输出时间
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end = clock(); //结束时间
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times = double(end - start) / CLOCKS_PER_SEC;
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wcout << "Syntax Parser Run time = " << times << "s MicroSeconds " << " = " << times * 1000 << "ms" << endl;
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} catch(std::runtime_error &e) {
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std::wcout << "Runtime Error: " << e.what() << endl;
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}
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return 0;
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}
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