TIL: In a proportional font, an assembler macro looks like modern poetry. On Thu, Oct 22, 2020 at 5:08 PM Steve Smith <sasd...@gmail.com> wrote:
> Submitted for your consideration... > > MACRO > &LABEL #REVSTR &STR > &ISTR SETC DEQUOTE('&STR') > &L SETA DCLEN('&ISTR') > .* > &A SETA &L > .LOOP AIF (&A LT 1).DONE > &OSTR SETC '&OSTR'.'&ISTR'(&A,1) > &A SETA &A-1 > AGO .LOOP > .* > .DONE ANOP > DC C'&OSTR' > &LABEL EQU *-1,&L > MEND > > E.G.: > > 3161 * > 3162 #TAG #REVSTR 'IKJTCB' > 3163+ DC C'BCTJKI' > 3164+#TAG EQU *-1,6 > 3165 #DOG #REVSTR 'The quick brown fox jumped over the lazy dog.' > 3166+ DC C'.god yzal eht revo depmuj xof nworb kciuq ehT' > 3167+#DOG EQU *-1,45 > > -- > sas > -- zMan -- "I've got a mainframe and I'm not afraid to use it"