49 lines
1.8 KiB
Java
Executable File
49 lines
1.8 KiB
Java
Executable File
import java.nio.file.Files;
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import java.nio.file.Paths;
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import backend.BackEnd;
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import frontend.lexer.Lexer;
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import frontend.lexer.TokenStream;
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import frontend.parser.Parser;
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import midend.Midend;
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import midend.errorhandle.ErrorHandler;
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import error.Errors;
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import midend.symbol.SymbolManager;
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public class Compiler {
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public static void main(String[] args) {
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Errors errors = new Errors();
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try {
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String content = new String(Files.readAllBytes(Paths.get("testfile.txt")));
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String llvmFile = "llvm_ir.txt";
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String mipsFile = "mips.txt";
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String errorFile = "error.txt";
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Lexer lexer = new Lexer(content);
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lexer.lex(errors);
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TokenStream ts = new TokenStream(lexer.getTokens());
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Parser parser = new Parser(ts);
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parser.parse(errors);
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ErrorHandler errorHandler = new ErrorHandler(parser.getCompUnit());
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errorHandler.visit(errors);
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// for (int i : SymbolManager.getSequence()) {
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// System.out.print(i + " ");
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// }
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// System.out.println(); // TODO:debug
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if (errors.size() > 0) {
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StringBuilder sb = errors.toStringBuilder();
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Files.write(Paths.get(errorFile), sb.toString().getBytes());
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} else {
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Midend midend = new Midend(parser.getCompUnit());
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midend.generateLLvmIr();
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// midend.writeToFile(llvmFile);
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BackEnd backEnd = new BackEnd(midend.getModule());
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backEnd.toMips();
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backEnd.writeToFile(mipsFile);
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}
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