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Code generation and output file gen

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Clemens-Dautermann 2020-08-19 22:55:28 +02:00
parent 3ea0178678
commit 26d10cfef0
8 changed files with 197 additions and 69 deletions
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92
Compiler/Compiler.cs
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@ -1,30 +1,75 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Threading;
using Compiler.Lexer;
using Compiler.Parser;
using Compiler.Parser.Nodes;
namespace Compiler
{
public static class Compiler
{
public static void Main()
public static void Main(string[] args)
{
string[] validFiles = Directory.GetFiles("../../../../tests/week_1/valid");
string[] invalidFiles = Directory.GetFiles("../../../../tests/week_1/invalid");
foreach (string filepath in validFiles)
if (args.Length != 1)
{
List<Token> tokens = TestLexer(filepath, 0);
TestParser(tokens, filepath, 1);
Console.WriteLine("Usage: Compiler <input path>");
}
foreach (string filepath in invalidFiles)
else
{
List<Token> tokens = TestLexer(filepath, 0);
TestParser(tokens, filepath, 1);
string outputPath = args[0].Substring(0, args[0].LastIndexOf("/"));
Compile(args[0], $"{outputPath}/assembly.s");
Console.WriteLine($"Compiled to {outputPath}/assembly.s");
ProcessStartInfo startInfo = new ProcessStartInfo()
{FileName = "gcc", Arguments = $"{outputPath}/assembly.s -o {outputPath}/program"};
Process proc = new Process() {StartInfo = startInfo,};
proc.Start();
while (!proc.HasExited)
{
Thread.Sleep(1);
}
Console.WriteLine($"Assembled to {outputPath}/program");
File.Delete($"{outputPath}/assembly.s");
Console.WriteLine("Deleted assembly.s file. Done!");
}
}
static void Compile(string inputPath, string outputPath)
{
//Lexing
Lexer.Lexer lexer = new Lexer.Lexer();
StreamReader file = new StreamReader(inputPath);
string contents = file.ReadToEnd();
List<Token> tokens = lexer.Lex(contents);
Console.WriteLine($"Lexed {inputPath.Split("/").Last()}.");
//Parsing
Parser.Parser p = new Parser.Parser(tokens);
try
{
Node programNode = p.Parse(NodeType.ProgramNode);
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);
}
}
@ -37,6 +82,20 @@ namespace Compiler
}
}
static void TestGenerator(Node root, string destinationPath, int debugLevel)
{
if (root != null)
{
Generator.Generator gen = new Generator.Generator();
string asm = gen.Generate(root);
if (debugLevel > 0)
{
Console.Write(asm);
}
}
}
static List<Token> TestLexer(string path, int debugLevel)
{
Lexer.Lexer lexer = new Lexer.Lexer();
@ -50,20 +109,17 @@ namespace Compiler
if (debugLevel > 0)
{
Console.WriteLine("-----------" + path + "-----------");
foreach (Token token in tokens)
{
Console.WriteLine(token.ToString());
}
Console.WriteLine("--------------------------------------");
}
return tokens;
}
static void TestParser(List<Token> tokenList, string path, int debugLevel)
static Node TestParser(List<Token> tokenList, string path, int debugLevel)
{
Parser.Parser p = new Parser.Parser(tokenList);
@ -75,12 +131,16 @@ namespace Compiler
{
PrettyPrint(programNode, "");
}
return programNode;
}
catch (Exception e)
{
Console.WriteLine("Error in file \"" + path.Split("/").Last() + "\"");
Console.WriteLine(e.Message);
}
return null;
}
}
}