[Oberon] FPGA - SET initialisation

[Chris Burrows]

> -----Original Message-----
> From: Oberon [mailto:oberon-bounces at lists.inf.ethz.ch] On Behalf Of
> Tomas Kral
> Sent: Sunday, 30 April 2017 8:05 PM
> To: oberon at lists.inf.ethz.ch
> Subject: Re: [Oberon] FPGA - SET initialisation
> 
> Ah yes, sily me.
> 
> But how to best initialise a SET variable with an arbitrary byte /
> integer?
> 
> TYPE ii = POINTER TO iidsc;
> iidsc = STRUCT i: INTEGER END;
> 
> i := b; SYSTEM.PUT(ii,i); SYSTEM.GET(ii,s); (* initialise a set with
> a byte *) SYSTEM.PUT(ii,i); SYSTEM.GET(ii,s); (* initialise a set
> with an integer
> *)
> 

Do you mean how do you typecast an INTEGER / BYTE variable to a SET variable?

If so then:

  VAR
    s: SET;
    i: INTEGER;
    b: BYTE;
  
  BEGIN
    s := SYSTEM.VAL(SET, i); 
    s := SYSTEM.VAL(SET, ORD(b))

I'm curious. What is it that you are trying to do that makes you ask this question?

Regards,
Chris Burrows
CFB Software
http://www.astrobe.com/RISC5