/// <summary>
/// Renders a single PrimitiveExpression to VHDL
/// </summary>
/// <returns>The VHDL equivalent of the expression.</returns>
/// <param name="e">The expression to render</param>
private string RenderExpression(AST.PrimitiveExpression e)
{
var tvhdl = Parent.VHDLType(e);
if (tvhdl == VHDLTypes.BOOL)
{
return(((bool)e.Value) ? "true" : "false");
}
else if (tvhdl == VHDLTypes.SYSTEM_BOOL)
{
return(((bool)e.Value) ? "'1'" : "'0'");
}
else if (e.SourceResultType.Resolve().IsEnum)
{
return(Naming.ToValidName(e.SourceResultType.FullName + "_" + e.Value.ToString()));
}
else
{
return(VHDLTypeConversion.GetPrimitiveLiteral(e, tvhdl));
}
}
/// <summary>
/// Renders a single PrimitiveExpression to VHDL
/// </summary>
/// <returns>The VHDL equivalent of the expression.</returns>
/// <param name="e">The expression to render</param>
private string RenderExpression(AST.PrimitiveExpression e)
{
if (e.SourceResultType.IsSameTypeReference(typeof(bool)))
{
return(((bool)e.Value) ? "true" : "false");
}
else if (e.SourceResultType.Resolve().IsEnum)
{
return(Naming.ToValidName(e.SourceResultType.FullName + "." + e.Value.ToString()));
}
else if (e.SourceResultType.IsSameTypeReference(typeof(long)))
{
var lv = (long)Convert.ChangeType(e.Value, typeof(long));
if (lv > int.MaxValue || lv < int.MinValue)
{
return(lv + "ll");
}
else
{
return(lv.ToString());
}
}
else if (e.SourceResultType.IsSameTypeReference(typeof(ulong)))
{
var lv = (ulong)Convert.ChangeType(e.Value, typeof(ulong));
if (lv > int.MaxValue)
{
return(lv + "ull");
}
else
{
return(lv.ToString());
}
}
else
{
return(e.Value.ToString());
}
}
