public override string VisitDirectivaInicio([NotNull] SicAsmParser.DirectivaInicioContext context)
{
string label = context.LABEL().GetText();
int addr_value = 0;
if (context.INT() != null)
{
addr_value = int.Parse(context.INT().GetText());
}
if (context.HEX() != null)
{
string hex_str = context.HEX().GetText().Remove(context.HEX().GetText().Length - 1);
addr_value = int.Parse(hex_str, System.Globalization.NumberStyles.HexNumber);
}
if (_is_first_pass)
{
_prog_name = label;
_prog_size = addr_value;
}
if (addr_value <= MAX_ADDR)
{
_program_counter = addr_value;
}
else
{
return("Error, dirección fuera de rango, debe ser menor o igual a 0x7FFF");
}
/* cehcar si la direccion es menor a 0x7FFF*/
return(label + addr_value);
}
/// <summary>
/// Exit a parse tree produced by the <c>DirectivaInicio</c>
/// labeled alternative in <see cref="SicAsmParser.start"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitDirectivaInicio([NotNull] SicAsmParser.DirectivaInicioContext context)
{
}
/// <summary>
/// Visit a parse tree produced by the <c>DirectivaInicio</c>
/// labeled alternative in <see cref="SicAsmParser.start"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitDirectivaInicio([NotNull] SicAsmParser.DirectivaInicioContext context)
{
return(VisitChildren(context));
}