ORCA-C/Native.macros

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MACRO &lab subroutine &parms,&work &lab anop aif c:&work,.a lclc &work &work setc 0 .a gbla &totallen gbla &worklen &worklen seta &work &totallen seta 0 aif c:&parms=0,.e lclc &len lclc &p lcla &i &i seta c:&parms .b &p setc &parms(&i) &len amid &p,2,1 aif "&len"=":",.c &len amid &p,1,2 &p amid &p,4,l:&p-3 ago .d .c &len amid &p,1,1 &p amid &p,3,l:&p-2 .d &p equ &totallen+3+&work &totallen seta &totallen+&len &i seta &i-1 aif &i,^b .e tsc sec sbc #&work tcs inc a phd tcd mend MACRO &lab return &r &lab anop lclc &len aif c:&r,.a lclc &r &r setc 0 &len setc 0 ago .h .a &len amid &r,2,1 aif "&len"=":",.b &len amid &r,1,2 &r amid &r,4,l:&r-3 ago .c .b &len amid &r,1,1 &r amid &r,3,l:&r-2 .c aif &len<>2,.d ldy &r ago .h .d aif &len<>4,.e ldx &r+2 ldy &r ago .h .e aif &len<>10,.g aif &totallen=0,.f lda &worklen+1 sta &worklen+&totallen+1 lda &worklen sta &worklen+&totallen .f pld tsc clc adc #&worklen+&totallen tcs phb plx ply lda &r+8 pha lda &r+6 pha lda &r+4 pha lda &r+2 pha lda &r pha phy phx plb rtl mexit .g mnote 'Not a valid return length',16 mexit .h aif &totallen=0,.i lda &worklen+1 sta &worklen+&totallen+1 lda &worklen sta &worklen+&totallen .i pld tsc clc adc #&worklen+&totallen tcs aif &len=0,.j tya .j rtl mend