private void EmitQuote(EmitContext ec)
{
ec.EmitScope();
ec.EmitReadGlobal(operand, typeof(Expression));
if (ec.HasHoistedLocals)
{
ec.EmitLoadHoistedLocalsStore();
}
else
{
ec.ig.Emit(OpCodes.Ldnull);
}
ec.EmitIsolateExpression();
}