lcc/Compiler/Compiler.cs

115 lines
No EOL
3.2 KiB
C#

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Threading;
using Compiler.Lexer;
using Compiler.Parser.Nodes;
namespace Compiler
{
public static class Compiler
{
public static void Main(string[] args)
{
if (args.Length < 1)
{
Console.WriteLine("Usage: Compiler <input path> [optional: -v]");
}
else
{
if (args[0] != "--dev-mode--")
{
NonDevMode(args);
}
else
{
DevFunctions.DevMode();
}
}
}
static void NonDevMode(string[] args)
{
bool debug = false;
string inputFileName = args[0].Split("/").Last();
string outputPath = args[0].Substring(0, args[0].LastIndexOf("/", StringComparison.Ordinal));
if (args.Length == 2)
{
if (args[1] == "-v")
{
debug = true;
}
}
Compile(args[0], $"{outputPath}/assembly.s", debug);
if (debug)
{
Console.WriteLine($"Compiled to {outputPath}/assembly.s");
}
ProcessStartInfo startInfo = new ProcessStartInfo()
{
FileName = "gcc",
Arguments = $"{outputPath}/assembly.s -o {outputPath}/{inputFileName.Replace(".c", "")}"
};
Process proc = new Process() {StartInfo = startInfo,};
proc.Start();
while (!proc.HasExited)
{
Thread.Sleep(1);
}
File.Delete($"{outputPath}/assembly.s");
if (debug)
{
Console.WriteLine($"Assembled to {outputPath}/program");
Console.WriteLine("Deleted assembly.s file. Done!");
}
}
static void Compile(string inputPath, string outputPath, bool debug)
{
//Lexing
Lexer.Lexer lexer = new Lexer.Lexer();
StreamReader file = new StreamReader(inputPath);
string contents = file.ReadToEnd();
List<Token> tokens = lexer.Lex(contents);
if (debug)
{
Console.WriteLine($"Lexed {inputPath.Split("/").Last()}.");
}
//Parsing
Parser.Parser p = new Parser.Parser(tokens);
try
{
Node programNode = p.Parse(NodeType.ProgramNode);
if (debug)
{
Console.WriteLine($"Parsed \"{inputPath.Split("/").Last()}\"");
}
//Generating
Generator.Generator generator = new Generator.Generator();
string program = generator.Generate(programNode);
File.WriteAllText(outputPath, program);
}
catch (Exception e)
{
Console.WriteLine($"Error in file \"{inputPath.Split("/").Last()}\"");
Console.WriteLine(e.Message);
}
}
}
}