internal void Else()
{
IfState state = this.PopIfState();
this.Br(state.EndIf);
this.MarkLabel(state.ElseBegin);
state.ElseBegin = state.EndIf;
this.blockStack.Push(state);
}
internal void EndIf()
{
IfState ifState = PopIfState();
if (!ifState.ElseBegin.Equals(ifState.EndIf))
{
MarkLabel(ifState.ElseBegin);
}
MarkLabel(ifState.EndIf);
}
internal void Else()
{
IfState ifState = PopIfState();
Br(ifState.EndIf);
MarkLabel(ifState.ElseBegin);
ifState.ElseBegin = ifState.EndIf;
blockStack.Push(ifState);
}
internal void EndIf()
{
IfState state = this.PopIfState();
if (!state.ElseBegin.Equals(state.EndIf))
{
this.MarkLabel(state.ElseBegin);
}
this.MarkLabel(state.EndIf);
}
IfState PopIfState()
{
object stackTop = blockStack.Pop();
IfState ifState = stackTop as IfState;
if (ifState == null)
{
ThrowMismatchException(stackTop);
}
return(ifState);
}
private IfState PopIfState()
{
object expected = this.blockStack.Pop();
IfState state = expected as IfState;
if (state == null)
{
this.ThrowMismatchException(expected);
}
return(state);
}
void InternalIf(bool negate)
{
IfState ifState = new IfState();
ifState.EndIf = DefineLabel();
ifState.ElseBegin = DefineLabel();
if (negate)
{
Brtrue(ifState.ElseBegin);
}
else
{
Brfalse(ifState.ElseBegin);
}
blockStack.Push(ifState);
}
private void InternalIf(bool negate)
{
IfState state = new IfState {
EndIf = this.DefineLabel(),
ElseBegin = this.DefineLabel()
};
if (negate)
{
this.Brtrue(state.ElseBegin);
}
else
{
this.Brfalse(state.ElseBegin);
}
this.blockStack.Push(state);
}