static void Main(string[] args)
{
try
{
var assemblyPath = Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
var commandLine = new CommandLineParser();
commandLine.Parse(args);
if (commandLine.Has("help"))
{
Console.WriteLine("编译器可使用下列参数：");
Console.Write("-S");
Console.WriteLine("\t[编译选项][必选]，输入的源程序路径。");
Console.WriteLine();
Console.Write("-RUN");
Console.WriteLine("\t[运行选项][可选]，使用该选项后，源程序将不会被编译（忽略编译参数），直接解析运行源程序。");
Console.WriteLine();
Console.Write("-ARCH");
Console.WriteLine("\t[编译选项][可选][默认值：x86]，选择目标运行平台的机器架构，可用架构系统：");
{
var files = Directory.GetFiles(assemblyPath, "*.Loader");
var archs = files.Select((s) =>
{
var temp = Path.GetFileNameWithoutExtension(s).Split('.');
if (temp.Length == 3)
{
return(temp[2]);
}
return(string.Empty);
}).Distinct();
foreach (var a in archs)
{
Console.WriteLine($"\t\t{a}");
}
}
Console.WriteLine();
Console.Write("-OS");
Console.WriteLine("\t[编译选项][可选][默认值：windows]，选择目标运行平台的操作系统，可用系统名称：");
{
var files = Directory.GetFiles(assemblyPath, "*.Loader");
var archs = files.Select((s) =>
{
var temp = Path.GetFileNameWithoutExtension(s).Split('.');
if (temp.Length == 3)
{
return(temp[1]);
}
return(string.Empty);
}).Distinct();
foreach (var a in archs)
{
Console.WriteLine($"\t\t{a}");
}
}
Console.WriteLine();
Console.Write("-I");
Console.WriteLine("\t[链接选项][可选][默认值：根据选择的OS和ARCH自动选择]，选择函数导入表文件，可用名称：");
{
var files = Directory.GetFiles(assemblyPath, "*.def");
var archs = files.Select((s) => Path.GetFileName(s)).Distinct();
foreach (var a in archs)
{
Console.WriteLine($"\t\t{a}");
}
}
Console.WriteLine();
Console.Write("-T");
Console.WriteLine("\t[链接选项][可选][默认值：EXE]，选择输出文件类型，可用类型：");
{
Console.WriteLine("\t\tASM\t字节码汇编文件。");
Console.WriteLine("\t\tBIN\t字节码文件。");
Console.WriteLine("\t\tEXE\t可执行文件。");
}
Console.WriteLine();
Console.Write("-O");
Console.WriteLine("\t[链接选项][可选][默认值：output]，选择输出文件路径。");
Console.WriteLine();
Console.Write("-help");
Console.WriteLine("\t[帮助选项][可选]，显示本页信息。");
Console.WriteLine();
}
else if (commandLine.Has("S"))
{
var source = commandLine.GetValue("S", "");
if (!Path.IsPathRooted(source))
{
source = Path.GetFullPath(source);
}
Lexer lexer = new Lexer(new SourceInputStream(source));
GrammarParser parser = new GrammarParser();
var ast = parser.ParseProgram(lexer);
if (commandLine.Has("RUN"))
{
Console.Clear();
DemoActuator vm = new DemoActuator();
var vargs = new ArrayValue(args.Length, 1);
for (int i = 0; i < args.Length; ++i)//命令行参数
{
vargs.SetValue(i, 0, new StringValue(args[i]));
}
vm.GVariableTable["命令行参数"] = vargs;
ast.Execute(vm);
}
else
{
Compiler compiler = new Compiler();
var arch = commandLine.GetValue("ARCH", "x86");
var os = commandLine.GetValue("OS", "windows");
var importFile = commandLine.GetValue("I", $"import.{arch}.{os}.def");
var type = commandLine.GetValue("T", "EXE");
var output = commandLine.GetValue("O", "output");
if (!Path.IsPathRooted(importFile))
{
importFile = Path.Combine(assemblyPath, importFile);
}
if (!Path.IsPathRooted(output))
{
output = Path.Combine(Path.GetDirectoryName(source), output);
}
compiler.LoadImportDefine(importFile);
ast.Compile(compiler);
if (string.Compare(type, "ASM") == 0)
{
if (!Path.HasExtension(output))
{
output += ".asm";
}
compiler.LinkProgram(output, Compiler.OutputType.ASM, string.Empty);
}
else if (string.Compare(type, "BIN", true) == 0)
{
if (!Path.HasExtension(output))
{
output += ".bin";
}
compiler.LinkProgram(output, Compiler.OutputType.BIN, string.Empty);
}
else
{
if (!Path.HasExtension(output))
{
if (os == "windows")
{
output += ".exe";
}
else if (os == "linux")
{
output += ".elf";
}
}
string loaderPath = Path.Combine(assemblyPath, $"link.{os}.{arch}.Loader");
compiler.LinkProgram(output, Compiler.OutputType.EXE, loaderPath);
}
}
}
else
{
throw new ArgumentNullException("S", "必需输入源程序路径.");
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}