public static InstructionSet Load(string definition)
{
string[] lines = definition.Replace("\r", "").Split('\n');
var table = new InstructionSet();
for (int i = 0; i < lines.Length; i++)
{
string line = lines[i].Trim();
if (line.StartsWith("#") || string.IsNullOrEmpty(line))
{
continue;
}
line = line.RemoveExcessWhitespace();
if (line.StartsWith("OPERAND "))
{
string[] parts = line.Split(' ');
var operand = new Operand(parts[2], parts[3]);
if (!table.OperandGroups.ContainsKey(parts[1]))
{
table.OperandGroups.Add(parts[1], new OperandGroup(parts[1]));
}
table.OperandGroups[parts[1]].Operands.Add(operand);
}
else if (line.StartsWith("INS "))
{
string[] parts = line.Split(' ');
string match = parts[1];
string value = line.Substring(line.IndexOf(' ') + 1);
value = value.Substring(value.IndexOf(' ') + 1);
table.Instructions.Add(new Instruction(match.ToLower(), value.Replace(" ", "")));
}
else if (line.StartsWith("WORDSIZE "))
{
table.WordSize = int.Parse(line.Substring(9));
}
else
{
throw new FormatException("In the instruction set, \"" + line + "\" is not valid.");
}
}
return(table);
}
public static int Main(string[] args)
{
InstructionSets = new Dictionary <string, InstructionSet>();
InstructionSets.Add("z80", LoadInternalSet("sasSX.Tables.z80.table"));
InstructionSets.Add("z80alt", LoadInternalSet("sasSX.Tables.z80alt.table"));
string instructionSet = "z80"; // Default
string inputFile = null, outputFile = null;
settings = new AssemblySettings();
List <string> defines = new List <string>();
Console.WriteLine("-------------------------------------------------------------------------------");
Console.WriteLine("sasSX v" + version + " WIP MSX cross-assembler.KnightOS [2015],Libertium Games[2016/07/30]");
Console.WriteLine("-------------------------------------------------------------------------------");
// Assembling labels, calls and jumps
// Output text file game.txt saved
// Binary file game.rom saved
// Symbol file game.sym saved
// Completed in 1.07 seconds
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 sasSX --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 "-as":
case "--asmsx":
instructionSet = "z80alt";
asmsx = true;
break;
case "-l":
case "--listing":
if (i <= arg.Length && !args[i + 1].StartsWith("-"))
{
settings.ListingOutput = args[++i];
}
else
{
Console.WriteLine("!!--listing whithout parameter !!");
}
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":
if (i <= arg.Length && !args[i + 1].StartsWith("-"))
{
settings.SymbolOutput = args[++i];
}
else
{
settings.SymbolOutput = "";
}
break;
case "-v":
case "--verbose":
settings.Verbose = VerboseLevels.Minimal;
if (i + 1 < args.Length && !args[i + 1].StartsWith("-"))
{
int level = 0;
Int32.TryParse(args[++i], out level);
settings.Verbose = (VerboseLevels)level;
}
//settings.Verbose = VerboseLevel;
Console.WriteLine("Verbose level: {0}", settings.Verbose);
break;
}
}
catch (ArgumentOutOfRangeException)
{
Console.Error.WriteLine("Error: Invalid usage. Use sasSX.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 sasSX.exe --help for usage information.");
return(1);
}
}
}
if (inputFile == null)
{
Console.Error.WriteLine("Syntax: sasSX [file.asm]");
Console.Error.WriteLine("No input file specified. Use sasSX.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);
assembler.ASMSX = asmsx;
foreach (var define in defines)
{
assembler.ExpressionEngine.Symbols.Add(define.ToLower(), new Symbol(1));
}
string file = "";
if (inputFile == "-")
{
file = Console.In.ReadToEnd();
}
else if (File.Exists(inputFile))
{
file = File.ReadAllText(inputFile);
}
else
{
Console.Error.WriteLine("File not found: {0}", inputFile);
Console.Error.WriteLine("Press any key to continue...");
Console.ReadKey(true);
}
var watch = new Stopwatch();
AssemblyOutput output = null;
if (file != "")
{
Console.WriteLine("Assembling labels, calls and jumps");
VerboseLevels v = settings.Verbose;
watch.Start();
output = assembler.Assemble(file, inputFile);
//watch.Stop ();
if (settings.Verbose != v)
{
Console.WriteLine("Verbose level from .asm: {0}", settings.Verbose);
}
var errors = from l in output.Listing
where l.Warning != AssemblyWarning.None || l.Error != AssemblyError.None
orderby l.RootLineNumber
select l;
if (settings.Verbose == VerboseLevels.Quiet ||
settings.Verbose == VerboseLevels.Diagnostic) //!settings.Verbose)
{
foreach (var listing in errors)
{
if (listing.Error != AssemblyError.None)
{
//Console.Error.WriteLine (listing.FileName + ":" + listing.LineNumber + " Error: " + listing.Error +". Code: " + listing.Code);
Console.Error.WriteLine(listing.FileName + " " + listing.LineNumber + " " + listing.Code + " : " + listing.Error);
}
// Cesc
if (settings.Verbose == VerboseLevels.Diagnostic && listing.Warning != AssemblyWarning.None)
{
Console.Error.WriteLine(listing.FileName + ":" + listing.LineNumber + " Warning: " + listing.Warning + ". Code: " + listing.Code);
}
}
}
if (settings.ListingOutput != null ||
(settings.Verbose != VerboseLevels.Quiet && settings.Verbose != VerboseLevels.Diagnostic))
{
var listing = GenerateListing(output);
if (settings.Verbose != VerboseLevels.Quiet && settings.Verbose != VerboseLevels.Minimal)
{
Console.Write(listing);
}
if (settings.ListingOutput != null)
{
File.WriteAllText(settings.ListingOutput, listing);
Console.WriteLine("Output text file " + settings.ListingOutput + " saved");
}
}
if (settings.SymbolOutput != null)
{
if (settings.SymbolOutput == "")
{
settings.SymbolOutput = inputFile.ToLower().Replace(".asm", ".sym");
}
using (var symbolWriter = new StreamWriter(settings.SymbolOutput))
{
symbolWriter.WriteLine("; This symbol table file was generated from {0}", inputFile);
symbolWriter.WriteLine("; sasSX Version " + version);
symbolWriter.WriteLine();
symbolWriter.WriteLine("; global and local labels");
WriteSymbols(assembler, symbolWriter);
Console.WriteLine("Symbols file " + settings.SymbolOutput + " saved");
}
}
// Cesc: todo pendent de validar amb casos de prova i en especial les ROM de 48KB
if (assembler.IsROM)
{
// Sizes: 16KB to 48KB in steps of 16KB
int pages = 8; // TODO Default 32KB
int size = pages * 16 * 1024; // Default 128KB
byte[] rom = setROMHeader(size, assembler.ROMStart);
int srcAdress = 0;
foreach (Assembler.ORGItem item in assembler.ORGsList)
{
if (settings.Verbose == VerboseLevels.Diagnostic)
{
Console.WriteLine("ORG: 0x{0:X}-0x{1:X} Subpage:{2}", item.ORGAdress, item.ORGLength, item.Subpage);
}
uint orgIni;
if (srcAdress == 0)
{
orgIni = item.ORGAdress - 0x4000 + 16;
}
else
{
orgIni = item.ORGAdress - 0x4000;
}
if (item.ORGAdress < 0xc000)
{
for (uint i = orgIni; i < (item.ORGLength - 0x4000); i++)
{
rom [i] = output.Data [srcAdress];
srcAdress++;
}
}
}
File.WriteAllBytes(outputFile.Replace(".bin", ".rom"), rom);
}
else if (assembler.IsMegaROM)
{
// Sizes: 128KB to 512KB in steps of 8KB
int pages = 0; // Default 128KB
foreach (Assembler.ORGItem item in assembler.ORGsList)
{
pages = (int)Math.Max(pages, item.Subpage);
if (settings.Verbose == VerboseLevels.Diagnostic)
{
Console.WriteLine("ORG: 0x{0:X}-0x{1:X} Subpage:{2}", item.ORGAdress, item.ORGLength, item.Subpage);
}
}
pages++;
if (settings.Verbose == VerboseLevels.Diagnostic)
{
Console.WriteLine("Pages count:{0}", pages);
}
if (errors.Count(e => e.Error != AssemblyError.None) == 0)
{
byte[] rom = fillMegaROM(pages, assembler, output);
File.WriteAllBytes(outputFile.Replace(".bin", ".rom"), rom);
Console.WriteLine("Binary file " + outputFile.Replace(".bin", ".rom") + " saved");
if (settings.Verbose == VerboseLevels.Diagnostic)
{
File.WriteAllBytes(outputFile, output.Data);
Console.WriteLine("Binary file " + outputFile + " saved");
}
}
else
{
Console.WriteLine("Errors count:{0}", errors.Count(e => e.Error != AssemblyError.None));
}
}
else
{
if (outputFile == "-")
{
Console.OpenStandardOutput().Write(output.Data, 0, output.Data.Length);
}
else
{
File.WriteAllBytes(outputFile, output.Data);
}
}
watch.Stop();
Console.Error.WriteLine("Assembly done: {0:F2} s", watch.ElapsedMilliseconds / 1000d);
if (Debugger.IsAttached)
{
Console.Error.WriteLine("Press any key to continue...");
Console.ReadKey(true);
}
return(errors.Count(e => e.Error != AssemblyError.None));
}
return(-1);
}
