public static void main(String[] args) {
if (args.length != 1) {
System.out.println("Usage: java Disassembler [filename]");
System.exit(0);
}
String filename = args[0];
Disassembler d = new Disassembler(filename);
d.run();
}
public long getParameterValue(InstructionParameter p) {
long value = 0;
for (int i = 0; i < words.length; i++) {
InstructionWord iword = descriptor.instruction.getWords().get(i);
List<InstructionSection> sections = iword.getSections();
int length = 0;
for (int j = sections.size() - 1; j >= 0; j--) {
InstructionSection section = sections.get(j);
if (section instanceof ParameterSection) {
ParameterSection psection = ((ParameterSection) section);
if (p.equals(psection.getParameter())) {
long mask = Disassembler.mask(psection.getSize(), length);
long psectionvalue = (words[i] & mask);
psectionvalue = psectionvalue >> length;
value |= psectionvalue << psection.getShift();
}
}
length += section.getSize();
}
}
return value;
}
private void openBin() {
fileChooser.resetChoosableFileFilters();
fileChooser.addChoosableFileFilter(binFilter);
fileChooser.setFileFilter(binFilter);
if (fileChooser.showOpenDialog(frame) == JFileChooser.APPROVE_OPTION) {
try {
FileInputStream inbinf = new FileInputStream(fileChooser.getSelectedFile());
int len = inbinf.available();
if (len % 2 == 1) throw new IOException(String.format("Odd file size (0x%x)\n", len));
len /= 2;
if (len > 0x10000) throw new IOException(String.format("Too large file (0x%x)\n", len));
binary = new char[len];
for (int i = 0; i < len; i++) {
int lo = inbinf.read();
int hi = inbinf.read();
if (lo == -1 || hi == -1) throw new IOException("Unable to read\n");
binary[i] = (char) ((hi << 8) | lo);
}
asmMap = new AsmMap();
Disassembler dasm = new Disassembler();
dasm.init(binary);
// TODO attach asmmap
StringBuilder sb = new StringBuilder();
while (dasm.getAddress() < binary.length) {
int addr = dasm.getAddress();
sb.append(String.format("%-26s ; [%04x] =", dasm.next(true), addr));
int addr2 = dasm.getAddress();
while (addr < addr2) {
char i = binary[addr++];
sb.append(
String.format(" %04x '%s'", (int) i, (i >= 0x20 && i < 0x7f) ? (char) i : '.'));
}
sb.append("\n");
}
srcBreakpoints.clear();
sourceRowHeader.breakpointsChanged();
sourceTextarea.setText(sb.toString());
} catch (IOException e1) {
JOptionPane.showMessageDialog(
frame, "Unable to open file: %s" + e1.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
e1.printStackTrace();
}
}
}
