private MachineInstruction RunTest(params ushort [] words)
{
var bytes = new byte[words.Length * 2];
LeImageWriter writer = new LeImageWriter(bytes);
foreach (ushort word in words)
{
writer.WriteLeUInt16(word);
}
var image = new LoadedImage(Address.Ptr16(0x200), bytes);
var rdr = new LeImageReader(image, 0);
var arch = new Pdp11Architecture();
var dasm = new Pdp11Disassembler(rdr, arch);
return dasm.First();
}
protected MachineInstruction Disassemble16(params ushort[] instrs)
{
var image = new MemoryArea(Address.Ptr32(0x00100000), new byte[4]);
LeImageWriter w = new LeImageWriter(image.Bytes);
foreach (var instr in instrs)
{
w.WriteLeUInt16(instr);
}
var arch = CreateArchitecture();
var dasm = CreateDisassembler(arch, image.CreateLeReader(0));
Assert.IsTrue(dasm.MoveNext());
var armInstr = dasm.Current;
dasm.Dispose();
return armInstr;
}
private byte[] CreateMsdosHeader()
{
ImageWriter stm = new LeImageWriter(new byte[16]);
stm.WriteByte(0x4D); // MZ
stm.WriteByte(0x5A);
stm.WriteBytes(0xCC, 4);
stm.WriteLeUInt16(0x0090);
stm.WriteBytes(0xCC, 0x12);
stm.WriteByte(0x00);
stm.WriteByte(0x00);
stm.WriteByte(0x05);
stm.WriteByte(0x21);
stm.WriteString("PKLITE", Encoding.ASCII);
stm.WriteBytes(0xCC, 0x0C);
return stm.Bytes;
}