private void breakpointHit(char pc) {
registersModel.fireUpdate();
memoryModel.fireUpdate(0, RAM_SIZE - 1); // TODO optimize
Integer srcline = asmMap.bin2src(pc);
if (srcline != null) {
try {
sourceTextarea.requestFocus();
sourceTextarea.setCaretPosition(sourceTextarea.getLineStartOffset(srcline - 1));
} catch (BadLocationException e) {
e.printStackTrace();
}
}
}
private void toggleBreakpoint() {
try {
int lineno = sourceTextarea.getLineOfOffset(sourceTextarea.getCaretPosition()) + 1;
Character asmaddr = asmMap.src2bin(lineno);
if (srcBreakpoints.contains(lineno)) {
srcBreakpoints.remove(lineno);
if (asmaddr != null) debugger.setBreakpoint(asmaddr, false);
} else {
srcBreakpoints.add(lineno);
if (asmaddr != null) debugger.setBreakpoint(asmaddr, true);
}
sourceRowHeader.breakpointChanged(lineno);
} catch (BadLocationException e1) {
e1.printStackTrace();
}
}
private void assemble() {
Assembler assembler = new Assembler();
assembler.genMap = true;
try {
binary = new char[] {};
binary = assembler.assemble(sourceTextarea.getText());
cpu.upload(binary);
memoryModel.fireUpdate(0, binary.length);
asmMap = assembler.asmmap;
for (Character addr : debugger.getBreakpoints()) {
debugger.setBreakpoint(addr, false);
}
for (Integer breakpoint : srcBreakpoints) {
Character addr = asmMap.src2bin(breakpoint);
if (addr != null) { // TODO if null, mark breakpoint somehow
debugger.setBreakpoint(addr, true);
}
}
} catch (Exception ex) {
JOptionPane.showMessageDialog(
frame, "Compilation error " + ex.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
ex.printStackTrace();
}
}