private void ShowDisassembly()
{
byte[] data = new byte[lDisk.SectorSize * sectorsToBoot];
byte[] sec;
for (int i = 0; i <= sectorsToBoot - 1; i++)
{
sec = lDisk.ReadSector(i + 1);
sec.CopyTo(data, i * lDisk.SectorSize);
}
M6502DASM disasm = new M6502DASM(data, loadAddress - 3);
UIDisassembly.Text = disasm.Disassemble();
}
private void AssembleLine()
{
Byte[] b = new Byte[3];
UInt16 i, addr;
int n;
// Get address
try
{
addr = Convert.ToUInt16(txtAddr.Text.Trim(), 16);
}
catch
{
MessageBox.Show("Error: Invalid address");
return;
}
// Assemble line
if (txtLine.Text.Trim() == "")
{
return;
}
n = asm.AsmLine(txtLine.Text, b, addr);
// Check for errors
if (n == -1)
{
MessageBox.Show("Error: " + asm.ErrMsg, "Line ASM error");
}
else
{
// Write assembled instruction to memory
for (i = 0; i < n; i++)
{
mem.DebugWrite((UInt16)(addr + i), b[i]);
}
// Update display
lbList.Items.Add(dasm.Disassemble(addr));
addr += (UInt16)n;
txtAddr.Text = string.Format("{0:X4} ", addr);
txtLine.Text = "";
}
}
public void update()
{
int y, lines;
string s;
SizeF size;
UInt16 addr;
// Clear bitmap
g.Clear(Color.LightGray);
// Determine the size of a Byte
size = g.MeasureString("0", NormalFont);
// Determine the number of lines that will fit in the box
lines = (int)Math.Floor(pbMem.Height / size.Height);
addr = startAddress;
for (y = 0; y < lines; y++)
{
// Hightlight program counter address
if (addr == CPU.PC)
{
g.FillRectangle(CurAddressBrush, 0, y * size.Height, pbMem.Width, size.Height);
}
// Disassemble and display line
s = dasm.Disassemble(addr);
g.DrawString(s, NormalFont, NormalFontBrush, 0, y * size.Height);
// Check if we are at the end of memory
if (dasm.dPC < addr)
{
endAddress = 0xFFFF;
break;
}
endAddress = addr;
// Next address
addr = dasm.dPC;
}
pbMem.Refresh();
}
public void DisassembleBinaryLoadFile(BinaryLoadFile file, string destFileName)
{
StreamWriter sw = new StreamWriter(destFileName);
StringBuilder s;
BinaryLoadSegment seg = new BinaryLoadSegment();
for (int i = 0; i <= file.SegmentCount - 1; i++) {
seg = file.Segment(i);
s = new StringBuilder();
s.Append(string.Format("Segment {0}",i));
s.Append(string.Format(", Start Address: {0}" ,seg.StartAddress));
s.Append(string.Format(", End Address: {0}",seg.EndAddress));
sw.WriteLine(s.ToString());
sw.WriteLine("");
disAsm = new M6502DASM(seg.Data, seg.StartAddress);
sw.Write(disAsm.Disassemble());
}
sw.Close();
}
private void cbSegments_SelectedIndexChanged(System.Object sender, System.EventArgs e)
{
BinaryLoadSegment seg;
seg = _file.Segment(cbSegments.SelectedIndex);
M6502DASM disasm = new M6502DASM(seg.Data, seg.StartAddress);
txtDisasm.Text = disasm.Disassemble();
}