Files
MY_COMPILER/Compiler.java
2025-12-10 17:58:17 +08:00

43 lines
1.5 KiB
Java

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