/** lc3_add_watch
*
* Adds a watchpoint at the given symbol. A watch point is a breakpoint on data.
* @param state lc3_state
* @param symbol symbol to add watchpoint to
* @param label label for this breakpoint
* @param condition If condition evaluates to true then the breakpoint will stop execution.
* @param times Hit count. After the breakpoint is hit this number of times it disappears
* @return true if there was an error adding the breakpoint false otherwise.
*/
bool lc3_add_watch(lc3_state& state, const std::string& symbol, const std::string& condition, const std::string& label, int times)
{
int addr = lc3_sym_lookup(state, symbol);
if (addr == -1) return true;
return lc3_add_watch(state, false, addr, condition, label, times);
}
/** SetWatchpoint
*
* Sets a watchpoint
*/
void MemoryGrid::OnWatchpoint(wxCommandEvent& event)
{
int addr = -1;
addr = GetSelectedRow();
if (addr == -1) return;
bool exist = lc3_add_watch(state, false, (unsigned short) addr, "1");
if (exist) lc3_remove_watch(state, false, (unsigned short) addr);
Refresh(addr);
}
void do_watch(unsigned char reg, const std::string& condition, const std::string& name, int times)
{
lc3_add_watch(state, true, reg, condition, name, times);
registers->Update();
}
void do_watch(const std::string& symbol, const std::string& condition, const std::string& name, int times)
{
lc3_add_watch(state, symbol, condition, name, times);
memory->Update();
}
void do_watch(unsigned short address, const std::string& condition, const std::string& name, int times)
{
lc3_add_watch(state, false, address, condition, name, times);
memory->Update();
}
