private void PauseExecution()
{
ExecutionState = PrgmExecutionState.Paused;
m_PauseCtrl.PauseChildTaskExecution();
m_InstructionStepCmd.CanExecute = true;
m_ResumeExecutionCmd.CanExecute = true;
m_PauseExecutionCmd.CanExecute = false;
}
private void ResumeExecution()
{
ExecutionState = PrgmExecutionState.Running;
m_PauseCtrl.ResumeChildExecution();
m_InstructionStepCmd.CanExecute = false;
m_ResumeExecutionCmd.CanExecute = false;
m_PauseExecutionCmd.CanExecute = true;
}
private void ExecuteUntilEnd()
{
var runTimer = new Stopwatch();
ExecutionState = PrgmExecutionState.Running;
ResetProgramContext();
runTimer.Start();
try
{
while (IsRunning && !m_Ctx.EndOfFile)
{
// double check this here, to see if the user paused it
// or there is a breakpoint at our current instruction. if the user
// pauses this, a breakpoint will not be applied at the instruction so
// we need to see the flag value (as the flag will be set).
if (IsPaused ||
IsBreakpointAppliedAtInstruction(m_Ctx.UserRegisters[InterpreterCommon.PC_REGISTER].Value))
{
// we set the pause flag here. if the user steps to the next instruction, we want to
// once again reset the condition variable so we pause again. this is because the step needs
// to happen in this task
PauseExecution();
}
m_PauseCtrl.WaitIfPauseCommanded();
ExecuteNextInstruction();
}
runTimer.Stop();
m_Terminal.PrintString("\n\nINFO: Execution completed in " + runTimer.Elapsed);
}
catch (AbortSignal)
{
}
m_Terminal.RequestOutputFlush();
m_ExecutionState = PrgmExecutionState.Stopped;
m_InstructionStepCmd.CanExecute = false;
m_TerminateExecutionCmd.CanExecute = false;
m_ResumeExecutionCmd.CanExecute = false;
m_PauseExecutionCmd.CanExecute = false;
m_ExecuteFileCmd.CanExecute = true;
}
private void CancelExecution()
{
ExecutionState = PrgmExecutionState.Stopped;
m_PauseCtrl.AbortChildProcess();
m_Ctx.AbortUserInputOperation();
}