public override void ExitCondNoElse(ssuplParser.CondNoElseContext context)
{
//cond : IF LP expr RP braceblock
//new
if (type(context.expr()) != VarType.INT)
{
throw new Exception("Condition must be integer type");
}
//end new
string endif = label();
code.Put(context,
$"; begin condNoElse at line {context.Start.Line}",
code.Get(context.expr()),
"pop rax",
"cmp rax,0",
$"je {endif}",
$";begin condNoElse braceblock",
code.Get(context.braceblock()),
$"{endif}:",
$"; end condNoElse at line {context.Stop.Line}"
);
}
public override void ExitCondNoElse(ssuplParser.CondNoElseContext context)
{
string endif = label();
code.Put(context,
code.Get(context.expr()),
"cmp rax,0",
$"je {endif}",
code.Get(context.braceblock()),
$"{endif}:"
);
}
/// <summary>
/// Exit a parse tree produced by the <c>condNoElse</c>
/// labeled alternative in <see cref="ssuplParser.cond"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitCondNoElse([NotNull] ssuplParser.CondNoElseContext context)
{
}
