Re: Undocumented primitives

Bernd Paysan <[email protected]> Mon, 26 Jul 2021 00:35:17 +0200

Newsgroups	gmane.comp.lang.forth.gforth
Message-ID	<3467218.ahkNtjiPKj@liubei>

Am Sonntag, 25. Juli 2021, 11:38:36 CEST schrieb [email protected]:
> On 2021-07-25 08:00, David Kuehling wrote:
> [..]
> 
> > ror / rol / dror / drol / arshift / darshift / mux / select / inc# /
> > 'cell/' / cell- / fourth / third
> 
> You may want 16/32/64 variants for the first 6 (mainly for porting
> old code found on CLF or in papers).

For rol/ror, I understand why that is a good idea, but drol is double cell, 
and the shifts should make no difference.  I.e. if you have code like

sw@ xx arshift .. w!

this is just doing the right thing, regardless of cell size.

-- 
Bernd Paysan
"If you want it done right, you have to do it yourself"
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