public Assembler(InstructionSet instructionSet, AssemblySettings settings)
{
InstructionSet = instructionSet;
Settings = settings;
ExpressionEngine = new ExpressionEngine(settings);
SuspendedLines = 0;
LineNumbers = new Stack<int>();
FileNames = new Stack<string>();
IncludePaths = new List<string>();
Macros = new List<Macro>();
IfStack = new Stack<bool>();
WorkingIfStack = new Stack<bool>();
Listing = true;
}
public static int Main(string[] args)
{
InstructionSets = new Dictionary<string, InstructionSet>();
InstructionSets.Add("z80", LoadInternalSet("sass.Tables.z80.table"));
string instructionSet = "z80"; // Default
string inputFile = null, outputFile = null;
var settings = new AssemblySettings();
List<string> defines = new List<string>();
for (int i = 0; i < args.Length; i++)
{
string arg = args[i];
if (arg.StartsWith("-") && arg != "-")
{
try
{
switch (arg)
{
case "-d":
case "--define":
defines.AddRange(args[++i].Split(','));
break;
case "--debug-mode":
Thread.Sleep(10000);
break;
case "--encoding":
try
{
settings.Encoding = Encoding.GetEncoding(args[++i]);
}
catch
{
Console.Error.WriteLine("The specified encoding was not recognized. Use sass --list-encodings to see available encodings.");
return 1;
}
break;
case "-h":
case "-?":
case "/?":
case "/help":
case "-help":
case "--help":
DisplayHelp();
return 0;
case "--inc":
case "--include":
settings.IncludePath = args[++i].Split(';');
break;
case "--input":
case "--input-file":
inputFile = args[++i];
break;
case "--instr":
case "--instruction-set":
instructionSet = args[++i];
break;
case "-l":
case "--listing":
settings.ListingOutput = args[++i];
break;
case "--list-encodings":
Console.WriteLine("The default encoding is UTF-8. The following are available: ");
foreach (var encoding in Encoding.GetEncodings())
Console.WriteLine("{0} [{1}]", encoding.DisplayName, encoding.Name);
Console.WriteLine("Use the identifier (in [brackets]) with --encoding).");
return 0;
case "--nest-macros":
settings.AllowNestedMacros = true;
break;
case "--output":
case "--output-file":
outputFile = args[++i];
break;
case "-s":
case "--symbols":
settings.SymbolOutput = args[++i];
break;
case "-v":
case "--verbose":
settings.Verbose = true;
break;
}
}
catch (ArgumentOutOfRangeException)
{
Console.Error.WriteLine("Error: Invalid usage. Use sass.exe --help for usage information.");
return 1;
}
}
else
{
if (inputFile == null)
inputFile = args[i];
else if (outputFile == null)
outputFile = args[i];
else
{
Console.Error.WriteLine("Error: Invalid usage. Use sass.exe --help for usage information.");
return 1;
}
}
}
if (inputFile == null)
{
Console.Error.WriteLine("No input file specified. Use sass.exe --help for usage information.");
return 1;
}
if (outputFile == null)
outputFile = Path.GetFileNameWithoutExtension(inputFile) + ".bin";
InstructionSet selectedInstructionSet;
if (!InstructionSets.ContainsKey(instructionSet))
{
if (File.Exists(instructionSet))
selectedInstructionSet = InstructionSet.Load(File.ReadAllText(instructionSet));
else
{
Console.Error.WriteLine("Specified instruction set was not found.");
return 1;
}
}
else
selectedInstructionSet = InstructionSets[instructionSet];
var assembler = new Assembler(selectedInstructionSet, settings);
foreach (var define in defines)
assembler.ExpressionEngine.Symbols.Add(define.ToLower(), new Symbol(1));
string file;
if (inputFile == "-")
file = Console.In.ReadToEnd();
else
file = File.ReadAllText(inputFile);
var watch = new Stopwatch();
watch.Start();
var output = assembler.Assemble(file, inputFile);
watch.Stop();
if (outputFile == "-")
Console.OpenStandardOutput().Write(output.Data, 0, output.Data.Length);
else
File.WriteAllBytes(outputFile, output.Data);
var errors = from l in output.Listing
where l.Warning != AssemblyWarning.None || l.Error != AssemblyError.None
orderby l.RootLineNumber
select l;
if (!settings.Verbose)
{
foreach (var listing in errors)
{
if (listing.Error != AssemblyError.None)
Console.Error.WriteLine(listing.FileName + ":" + listing.LineNumber + " Error: " + listing.Error);
if (listing.Warning != AssemblyWarning.None)
Console.Error.WriteLine(listing.FileName + ":" + listing.LineNumber + " Warning: " + listing.Warning);
}
}
if (settings.Verbose || settings.ListingOutput != null)
{
var listing = GenerateListing(output);
if (settings.Verbose)
Console.Write(listing);
if (settings.ListingOutput != null)
File.WriteAllText(settings.ListingOutput, listing);
}
if (settings.SymbolOutput != null)
WriteSymbols(settings.SymbolOutput, assembler);
Console.Error.WriteLine("Assembly done: {0} ms", watch.ElapsedMilliseconds);
if (Debugger.IsAttached)
{
Console.Error.WriteLine("Press any key to continue...");
Console.ReadKey(true);
}
return errors.Count(e => e.Error != AssemblyError.None);
}
public ExpressionEngine(AssemblySettings settings)
{
Symbols = new Dictionary <string, Symbol>();
RelativeLabels = new List <RelativeLabel>();
Settings = settings;
}
public ExpressionEngine(AssemblySettings settings)
{
Symbols = new Dictionary<string, Symbol>();
RelativeLabels = new List<RelativeLabel>();
Settings = settings;
}
public static int Main(string[] args)
{
InstructionSets = new Dictionary <string, InstructionSet>();
InstructionSets.Add("z80", LoadInternalSet("sass.Tables.z80.table"));
string instructionSet = "z80"; // Default
string inputFile = null, outputFile = null;
var settings = new AssemblySettings();
List <string> defines = new List <string>();
for (int i = 0; i < args.Length; i++)
{
string arg = args[i];
if (arg.StartsWith("-") && arg != "-")
{
try
{
switch (arg)
{
case "-d":
case "--define":
defines.AddRange(args[++i].Split(','));
break;
case "--debug-mode":
Thread.Sleep(10000);
break;
case "--encoding":
try
{
settings.Encoding = Encoding.GetEncoding(args[++i]);
}
catch
{
Console.Error.WriteLine("The specified encoding was not recognized. Use sass --list-encodings to see available encodings.");
return(1);
}
break;
case "-h":
case "-?":
case "/?":
case "/help":
case "-help":
case "--help":
DisplayHelp();
return(0);
case "--inc":
case "--include":
settings.IncludePath = args[++i].Split(';');
break;
case "--input":
case "--input-file":
inputFile = args[++i];
break;
case "--instr":
case "--instruction-set":
instructionSet = args[++i];
break;
case "-l":
case "--listing":
settings.ListingOutput = args[++i];
break;
case "--list-encodings":
Console.WriteLine("The default encoding is UTF-8. The following are available: ");
foreach (var encoding in Encoding.GetEncodings())
{
Console.WriteLine("{0} [{1}]", encoding.DisplayName, encoding.Name);
}
Console.WriteLine("Use the identifier (in [brackets]) with --encoding).");
return(0);
case "--nest-macros":
settings.AllowNestedMacros = true;
break;
case "--output":
case "--output-file":
outputFile = args[++i];
break;
case "-s":
case "--symbols":
settings.SymbolOutput = args[++i];
break;
case "-v":
case "--verbose":
settings.Verbose = true;
break;
}
}
catch (ArgumentOutOfRangeException)
{
Console.Error.WriteLine("Error: Invalid usage. Use sass.exe --help for usage information.");
return(1);
}
}
else
{
if (inputFile == null)
{
inputFile = args[i];
}
else if (outputFile == null)
{
outputFile = args[i];
}
else
{
Console.Error.WriteLine("Error: Invalid usage. Use sass.exe --help for usage information.");
return(1);
}
}
}
if (inputFile == null)
{
Console.Error.WriteLine("No input file specified. Use sass.exe --help for usage information.");
return(1);
}
if (outputFile == null)
{
outputFile = Path.GetFileNameWithoutExtension(inputFile) + ".bin";
}
InstructionSet selectedInstructionSet;
if (!InstructionSets.ContainsKey(instructionSet))
{
if (File.Exists(instructionSet))
{
selectedInstructionSet = InstructionSet.Load(File.ReadAllText(instructionSet));
}
else
{
Console.Error.WriteLine("Specified instruction set was not found.");
return(1);
}
}
else
{
selectedInstructionSet = InstructionSets[instructionSet];
}
var assembler = new Assembler(selectedInstructionSet, settings);
foreach (var define in defines)
{
assembler.ExpressionEngine.Symbols.Add(define.ToLower(), new Symbol(1));
}
string file;
if (inputFile == "-")
{
file = Console.In.ReadToEnd();
}
else
{
file = File.ReadAllText(inputFile);
}
var watch = new Stopwatch();
watch.Start();
var output = assembler.Assemble(file, inputFile);
watch.Stop();
if (outputFile == "-")
{
Console.OpenStandardOutput().Write(output.Data, 0, output.Data.Length);
}
else
{
File.WriteAllBytes(outputFile, output.Data);
}
var errors = from l in output.Listing
where l.Warning != AssemblyWarning.None || l.Error != AssemblyError.None
orderby l.RootLineNumber
select l;
if (!settings.Verbose)
{
foreach (var listing in errors)
{
if (listing.Error != AssemblyError.None)
{
Console.Error.WriteLine(listing.FileName + ":" + listing.LineNumber + " Error: " + listing.Error);
}
if (listing.Warning != AssemblyWarning.None)
{
Console.Error.WriteLine(listing.FileName + ":" + listing.LineNumber + " Warning: " + listing.Warning);
}
}
}
if (settings.Verbose || settings.ListingOutput != null)
{
var listing = GenerateListing(output);
if (settings.Verbose)
{
Console.Write(listing);
}
if (settings.ListingOutput != null)
{
File.WriteAllText(settings.ListingOutput, listing);
}
}
if (settings.SymbolOutput != null)
{
WriteSymbols(settings.SymbolOutput, assembler);
}
Console.Error.WriteLine("Assembly done: {0} ms", watch.ElapsedMilliseconds);
if (Debugger.IsAttached)
{
Console.Error.WriteLine("Press any key to continue...");
Console.ReadKey(true);
}
return(errors.Count(e => e.Error != AssemblyError.None));
}
