public void PushStack(VirtualRegister r)
{
m_stack.Push(r);
if (r is TemporaryRegister || r.RegisterNumber < 0)
m_stackDepth++;
m_maxStackDepth = Math.Max(m_maxStackDepth, m_stackDepth);
}
/// <summary>
/// Emits instructions for pushing a value onto the stack
/// </summary>
/// <param name="sourceRegister"></param>
public void PushStack(VirtualRegister sourceRegister)
{
m_state.PushStack(sourceRegister);
if (sourceRegister is TemporaryRegister || sourceRegister.RegisterNumber < 0)
{
if (m_state.StackDepth > 511)
throw new Exception("Too deep stack");
m_state.Instructions.Add(new SPEEmulator.OpCodes.stqd((uint)sourceRegister.RegisterNumber, _SP, (uint)m_state.StackDepth + 1));
}
}