[gambit-list] Naming of fixnum bitwise operations

Marc Feeley feeley at iro.umontreal.ca
Thu Jan 3 14:29:17 EST 2013


On 2012-12-05, at 12:02 PM, Bradley Lucier <lucier at math.purdue.edu> wrote:

> Marc:
> 
> I've been hacking on _num.scm a bit and came across the following naming situation:
> 
> heine:~/programs/gambit/lib> grep 'fixnum.*bitwise' *gambit*.scm
> _gambit#.scm:;;; ##fixnum.bitwise-ior ##fixnum.bitwise-xor
> _gambit#.scm:;;; ##fixnum.bitwise-and ##fixnum.bitwise-not
> <more stuff omitted>
> heine:~/programs/gambit/lib> grep 'fxbitwise' *gambit*.scm
> heine:~/programs/gambit/lib> 
> 
> In making mass changes of ##fixnum.* names to ##fx* names in my codeI found out that ##fxbitwise-ior, etc., are not internal names for procedures.
> 
> Should these be changed?
> 
> Brad

Gambit uses the R6RS names :

> (list (bitwise-ior 5 3) (fxior 5 3))
(7 7)
> (list (bitwise-and 5 3) (fxand 5 3))
(1 1)
> (list (bitwise-xor 5 3) (fxxor 5 3))
(6 6)
> (list (bitwise-not 5) (fxnot 5))
(-6 -6)

Marc



More information about the Gambit-list mailing list