mirror of
https://github.com/GnoConsortium/gno.git
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356 lines
4.3 KiB
Plaintext
356 lines
4.3 KiB
Plaintext
macro
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&lab MV4 &src,&adr
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&lab lcla &count
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lda &src
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&count seta 1
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.loop1
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sta &adr(&count)
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&count seta &count+1
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aif &count>c:&adr,.part2
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ago ^loop1
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.part2
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lda &src+2
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&count seta 1
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.loop2
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sta &adr(&count)+2
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&count seta &count+1
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aif &count>c:&adr,.done
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ago ^loop2
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.done
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mend
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MACRO
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&lab subroutine &parms,&work
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&lab anop
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aif c:&work,.a
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lclc &work
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&work setc 0
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.a
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gbla &totallen
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gbla &worklen
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&worklen seta &work
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&totallen seta 0
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aif c:&parms=0,.e
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lclc &len
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lclc &p
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lcla &i
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&i seta c:&parms
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.b
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&p setc &parms(&i)
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&len amid &p,2,1
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aif "&len"=":",.c
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&len amid &p,1,2
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&p amid &p,4,l:&p-3
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ago .d
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.c
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&len amid &p,1,1
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&p amid &p,3,l:&p-2
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.d
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&p equ &totallen+3+&work
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&totallen seta &totallen+&len
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&i seta &i-1
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aif &i,^b
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.e
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tsc
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sec
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sbc #&work
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tcs
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inc a
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phd
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tcd
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phb
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phk
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plb
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mend
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MACRO
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&lab return &r
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&lab anop
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lclc &len
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aif c:&r,.a
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lclc &r
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&r setc 0
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&len setc 0
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ago .h
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.a
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&len amid &r,2,1
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aif "&len"=":",.b
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&len amid &r,1,2
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&r amid &r,4,l:&r-3
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ago .c
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.b
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&len amid &r,1,1
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&r amid &r,3,l:&r-2
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.c
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aif &len<>2,.d
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ldy &r
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ago .h
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.d
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aif &len<>4,.e
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ldx &r+2
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ldy &r
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ago .h
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.e
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aif &len<>10,.g
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ldy #&r
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ldx #^&r
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ago .h
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.g
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mnote 'Not a valid return length',16
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mexit
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.h
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aif &totallen=0,.i
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lda &worklen+1
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sta &worklen+&totallen+1
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lda &worklen
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sta &worklen+&totallen
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.i
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plb
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pld
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tsc
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clc
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adc #&worklen+&totallen
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tcs
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aif &len=0,.j
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tya
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.j
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rtl
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mend
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MACRO
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&lab add4 &arg1,&arg2,&dest
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&lab anop
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lclc &ch
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&ch amid &arg2,1,1
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clc
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lda &arg1
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adc &arg2
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sta &dest
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lda &arg1+2
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aif "&ch"="#",.a
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adc &arg2+2
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ago .b
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.a
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adc &arg2|-16
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.b
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sta &dest+2
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mend
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macro
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&lab sub4 &arg1,&arg2,&dest
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&lab anop
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lclc &ch
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&ch amid &arg2,1,1
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sec
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lda &arg1
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sbc &arg2
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sta &dest
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lda &arg1+2
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aif "&ch"="#",.a
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sbc &arg2+2
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ago .b
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.a
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sbc &arg2|-16
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.b
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sta &dest+2
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mend
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MACRO
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&lab add2 &arg1,&arg2,&dest
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lclc &char
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&lab clc
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&char amid &arg1,1,1
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aif "&char"="@",.at1
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lda &arg1
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ago .add
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.at1
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&char amid &arg1,2,1
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aif "&char"="x",.x1
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aif "&char"="X",.x1
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aif "&char"="y",.y1
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aif "&char"="Y",.y1
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ago .add
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.x1
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txa
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ago .add
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.y1
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tya
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.add
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adc &arg2
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&char amid &dest,1,1
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aif "&char"="@",.at2
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sta &dest
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ago .b
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.at2
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&char amid &dest,2,1
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aif "&char"="x",.x2
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aif "&char"="X",.x2
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aif "&char"="y",.y2
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aif "&char"="Y",.y2
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ago .b
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.x2
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tax
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ago .b
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.y2
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tay
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.b
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mend
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MACRO
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&lab UDivide &a1,&a2
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&lab pha
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pha
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ph2 &a1(1)
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ph2 &a1(2)
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Tool $0b0b
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pl2 &a2(1)
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pl2 &a2(2)
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mend
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MACRO
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&lab ph2 &parm
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lclc &char
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&lab anop
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aif c:&parm=0,.done
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&char amid &parm,1,1
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aif "&char"="#",.immediate
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aif "&char"="@",.at
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aif s:longa=1,.chk
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rep #%00100000
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.chk
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aif "&char"<>"{",.absolute
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&char amid &parm,l:&parm,1
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aif "&char"<>"}",.error
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&parm amid &parm,2,l:&parm-2
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lda (&parm)
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pha
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ago .shorten
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.absolute
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lda &parm
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pha
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ago .shorten
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.immediate
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&parm amid &parm,2,l:&parm-1
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pea &parm
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ago .done
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.at
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&char amid &parm,2,1
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ph&char
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.shorten
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aif s:longa=1,.done
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sep #%00100000
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.done
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mexit
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.error
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mnote "Missing closing '}'",16
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mend
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MACRO
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&lab pl2 &parm
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lclc &char
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&lab anop
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aif s:longa=1,.start
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rep #%00100000
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.start
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&char amid &parm,1,1
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aif "&char"="@",.at
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aif "&char"<>"{",.absolute
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&char amid &parm,l:&parm,1
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aif "&char"<>"}",.error
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&parm amid &parm,2,l:&parm-2
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pla
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sta (&parm)
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ago .shorten
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.absolute
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pla
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sta &parm
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ago .shorten
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.at
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&char amid &parm,2,1
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pl&char
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.shorten
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aif s:longa=1,.done
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sep #%00100000
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.done
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mexit
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.error
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mnote "Missing Closing '}'",16
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mend
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MACRO
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&lab long &stat
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&lab anop
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lcla &t
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lcla &len
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lclc &ch
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&t seta 0
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&len seta l:&stat
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.a
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aif &len=0,.b
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&ch amid &stat,&len,1
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aif ("&ch"="x").or.("&ch"="y").or.("&ch"="i"),.i
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aif ("&ch"="a").or.("&ch"="m"),.m
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.c
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&len seta &len-1
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ago ^a
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.i
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longi on
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&t seta &t+16
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ago ^c
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.m
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longa on
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&t seta &t+32
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ago ^c
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.b
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aif &t=0,.d
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rep #&t
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.d
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mend
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MACRO
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&lab short &stat
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&lab anop
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lcla &t
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lcla &len
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lclc &ch
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&t seta 0
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&len seta l:&stat
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.a
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aif &len=0,.b
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&ch amid &stat,&len,1
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aif ("&ch"="x").or.("&ch"="y").or.("&ch"="i"),.i
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aif ("&ch"="a").or.("&ch"="m"),.m
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.c
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&len seta &len-1
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ago ^a
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.i
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longi off
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&t seta &t+16
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ago ^c
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.m
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longa off
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&t seta &t+32
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ago ^c
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.b
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aif &t=0,.d
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sep #&t
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.d
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mend
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MACRO
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&lab MV2 &src,&adr
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&lab lcla &count
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lda &src
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&count seta 1
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.loop
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sta &adr(&count)
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&count seta &count+1
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aif &count>c:&adr,.done
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ago ^loop
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.done
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mend
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macro
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&lab jmi &loc
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&lab bpl *+5
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jmp &loc
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mend
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MACRO
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&lab tool &a1
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&lab ldx #&a1
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jsl $e10000
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mend
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MACRO
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&lab jcc &loc
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&lab bcs *+5
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jmp &loc
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mend
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