private static void Ptr(Compiler cmp, Argument[] args)
{
int value = 0;
Function fct = cmp.Functions.Last();
PtrVariable v = new PtrVariable
{
Name = args[1],
};
if (args.Length == 3)
{
Variable assign = fct.GetVariable(args[2]);
fct.Instructions.Insert(0, new NewSetInstruction
{
Destination = v,
Source = assign
});
}
fct.AddVariable(v);
}
/// <summary>
/// Returns the variable pointed by the pointer variable, or a
/// temporary variable for that address.
/// </summary>
/// <returns>A temporary or a true variable</returns>
/// <param name="ptrVble">A PtrVariable object.</param>
public Variable GetPointedValueAsVariable(PtrVariable ptrVble)
{
Variable toret = this.LookForAddress( ptrVble.IntValue );
if ( toret == null
|| toret.GetTargetType() != ptrVble.AssociatedType )
{
toret = new TempVariable( ptrVble.AssociatedType );
toret.Address = ptrVble.IntValue.Value;
toret.LiteralValue = new IntLiteral( this.machine, ptrVble.Access );
}
return toret;
}