2015-03-14 21:47:37 +00:00
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PR#3
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2015-06-03 18:30:57 +00:00
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PREFIX /A2OSX.SRC
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2015-03-14 21:47:37 +00:00
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NEW
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INC 1
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AUTO 6
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.LIST OFF
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.OP 65C02
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.OR $2000
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2015-08-05 20:38:05 +00:00
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.TF /A2OSX.BOOT/BIN/ASM
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2015-03-14 21:47:37 +00:00
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*---------------------------------------
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.INB INC/MACROS.I
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.INB INC/A2OSX.I
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2015-08-05 20:38:05 +00:00
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.INB INC/A2OSX.API.I
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2015-03-14 21:47:37 +00:00
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.INB INC/LIBSTR.I
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*---------------------------------------
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SYM.BLOCK.SIZE .EQ 4096
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SYM.BLOCK.MAX .EQ 8
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2015-09-16 15:58:06 +00:00
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SRC.IN.DEPTH.MAX .EQ 7
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2015-10-02 16:04:30 +00:00
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SRC.LABEL.MAXLEN .EQ 16
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2015-03-14 21:47:37 +00:00
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*---------------------------------------
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ERR.INV.ARGS .EQ 1
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ERR.SRC.INV.TYPE .EQ 2
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2015-09-25 15:50:15 +00:00
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ERR.SRC.TOO.MANY.IN .EQ 3
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2015-10-02 16:04:30 +00:00
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ERR.SYNTAX.ERROR .EQ 99
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ERR.SYM.TOO.LONG .EQ 10
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ERR.VAL.TOO.BIG .EQ 11
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2015-09-25 15:50:15 +00:00
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ERR.LINE.TOO.LONG .EQ 20
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ERR.INVALID.LABEL .EQ 21
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2015-08-05 20:38:05 +00:00
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*--------------------------------------
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* File Header (16 Bytes)
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*--------------------------------------
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2015-03-14 21:47:37 +00:00
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CS.START cld
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jmp (.1,x)
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2015-08-05 20:38:05 +00:00
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.DA #$61 6502,Level 1 (65c02)
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.DA #1 BIN Layout Version 1
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.DA 0
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.DA CS.END-CS.START
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.DA DS.END-DS.START Data Segment to Allocate
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.DA 0
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.DA 0
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*--------------------------------------
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* Relocation Table
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*--------------------------------------
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2015-03-14 21:47:37 +00:00
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.1 .DA CS.INIT
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.DA CS.RUN
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.DA CS.DOEVENT
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.DA CS.QUIT
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L.LIBSTR .DA LIBSTR
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L.MSG.HELP1 .DA MSG.HELP1
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L.MSG.HELP2 .DA MSG.HELP2
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L.MSG.SRCLINE .DA MSG.SRCLINE
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2015-10-02 16:04:30 +00:00
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L.MSG.ERROR .DA MSG.ERROR
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2015-03-14 21:47:37 +00:00
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L.READ.BUFFER .DA READ.BUFFER
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2015-10-02 16:04:30 +00:00
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T.DIRECTIVES.JMP .DA DIR.LI
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2015-03-14 21:47:37 +00:00
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.DA 0
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*---------------------------------------
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2015-08-05 20:38:05 +00:00
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CS.INIT >LDYA L.LIBSTR
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>LOADLIBYA
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2015-03-14 21:47:37 +00:00
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sta hLIBSTR
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ldy #S.PS.hARGS
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2015-08-05 20:38:05 +00:00
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lda (pPs),y
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2015-03-14 21:47:37 +00:00
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bne CS.INIT.ARGS
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>PUSHW L.MSG.HELP1
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>LIBCALL hLIBSTR,LIBSTR.PRINTF
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>PUSHW L.MSG.HELP2
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>LIBCALL hLIBSTR,LIBSTR.PRINTF
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lda #ERR.INV.ARGS
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sec
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rts
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CS.INIT.ARGS >SYSCALL SYS.GetMemPtrA
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>STYA ZPQuickPtr1
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lda (ZPQuickPtr1)
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2015-08-05 20:38:05 +00:00
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beq .98
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2015-03-14 21:47:37 +00:00
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.1 ldy #1
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lda (ZPQuickPtr1),y
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cmp #'/'
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bne .2
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ldy #S.PS.hARGS
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2015-08-05 20:38:05 +00:00
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lda (pPs),y
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2015-03-14 21:47:37 +00:00
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>SYSCALL SYS.PStrCpyA
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2015-08-05 20:38:05 +00:00
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bra .3
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2015-03-14 21:47:37 +00:00
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.2 ldy #S.PS.hARGS
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2015-08-05 20:38:05 +00:00
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lda (pPs),y
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2015-03-14 21:47:37 +00:00
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>PUSHA
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ldy #S.PS.hPREFIX
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2015-08-05 20:38:05 +00:00
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lda (pPs),y
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2015-03-14 21:47:37 +00:00
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>PUSHA
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>SYSCALL SYS.PStrCat
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2015-10-02 16:04:30 +00:00
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ldy #SRC.hFILENAME
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sta (pData),y Store filename
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2015-03-14 21:47:37 +00:00
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2015-10-02 16:04:30 +00:00
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.3 lda (pPs)
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2015-03-14 21:47:37 +00:00
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ora #S.PS.F.EVENT Now accept events
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2015-08-05 20:38:05 +00:00
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sta (pPs)
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2015-03-14 21:47:37 +00:00
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clc
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rts
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2015-08-05 20:38:05 +00:00
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.98 lda #ERR.INV.ARGS
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2015-03-14 21:47:37 +00:00
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sec
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.99 rts
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*--------------------------------------
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2015-09-16 20:48:59 +00:00
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CS.RUN ldy #bCANCEL
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lda (pData),y
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2015-10-02 16:04:30 +00:00
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bne .99
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2015-03-14 21:47:37 +00:00
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2015-10-02 16:04:30 +00:00
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ldy #bSTOP
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2015-09-16 20:48:59 +00:00
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lda (pData),y
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2015-10-02 16:04:30 +00:00
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bne .8
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ldy #SRC.COUNT root file is already opened?
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lda (pData),y
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bne .10
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ldy #SRC.hFILENAME
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lda (pData),y
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jsr SRC.OpenFileA
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bcs *
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.10 jsr SRC.ReadLine
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bcc .2
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cmp #$4C End Of File?
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bne .9
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jsr SRC.FileClose
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ldy #SRC.COUNT end of root file ?
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lda (pData),y
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bne .8 no continue back to previous file
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ldy #ASM.PASS
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lda (pData),y End of pass #2 ??
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bne .1
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inc
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sta (pData),y
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2015-03-14 21:47:37 +00:00
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clc
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rts
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2015-10-02 16:04:30 +00:00
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.1 lda #0 End of assembly, exit with no error
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.99 sec
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rts
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.2 jsr SRC.ParseLine
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2015-09-25 15:50:15 +00:00
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bcs .9
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2015-03-14 21:47:37 +00:00
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>PUSHWI TmpBuffer256
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>PUSHW SRC.LINENUM
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>PUSHW L.MSG.SRCLINE
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>LIBCALL hLIBSTR,LIBSTR.PRINTF
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2015-10-02 16:04:30 +00:00
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.8 clc
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rts
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.9 >PUSHA
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>PUSHW SRC.LINENUM
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>PUSHW L.MSG.ERROR
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>LIBCALL hLIBSTR,LIBSTR.PRINTF
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sec
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rts
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2015-08-05 20:38:05 +00:00
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*--------------------------------------
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CS.DOEVENT ldy #S.EVT.hDEV is Event from active IN device?
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lda (pEvent),y
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ldy #S.PS.hINDEV
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cmp (pPs),y
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bne .9
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lda (pEvent)
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and #S.EVT.F.KEY is it a KEY event?
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beq .9
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ldy #S.EVT.DATAHI is it an O or SAPPLE key ?
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lda (pEvent),y
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bne .9
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ldy #S.EVT.DATALO
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lda (pEvent),y
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cmp #$03 Ctrl-C
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bne .1
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2015-09-16 20:48:59 +00:00
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2015-08-05 20:38:05 +00:00
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lda #$FF
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2015-09-16 20:48:59 +00:00
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ldy #bCANCEL
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sta (pData),y
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2015-08-05 20:38:05 +00:00
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bra .8
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2015-09-16 20:48:59 +00:00
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2015-08-05 20:38:05 +00:00
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.1 cmp #$13 Ctrl-S
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bne .8
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2015-09-16 20:48:59 +00:00
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ldy #bSTOP
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lda (pData),y
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2015-08-05 20:38:05 +00:00
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eor #$FF
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2015-09-16 20:48:59 +00:00
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sta (pData),y
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2015-08-05 20:38:05 +00:00
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.8 clc
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rts
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.9 sec
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rts
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*--------------------------------------
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2015-10-02 16:04:30 +00:00
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CS.QUIT jsr SRC.FileClose
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bne CS.QUIT
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ldy #SRC.hFILENAME
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2015-08-05 20:38:05 +00:00
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lda (pData),y
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2015-09-16 15:58:06 +00:00
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beq .8
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2015-08-05 20:38:05 +00:00
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>SYSCALL SYS.FreeMemA
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.8 lda hLIBSTR
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>SYSCALL SYS.UnloadLibA
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clc
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rts
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*---------------------------------------
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LOAD.ASM.T
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clc
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rts
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*---------------------------------------
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2015-10-02 16:04:30 +00:00
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SRC.OpenFileA sta hFileName
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2015-09-16 15:58:06 +00:00
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ldy #SRC.COUNT
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lda (pData),y
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cmp #SRC.IN.DEPTH.MAX
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bne .10
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lda #ERR.SRC.TOO.MANY.IN
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sec
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rts
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.10 lda hFileName
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2015-08-05 20:38:05 +00:00
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>SYSCALL SYS.MLIOpenA
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bcs .99
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pha
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2015-09-16 15:58:06 +00:00
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ldy #SRC.COUNT
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2015-08-05 20:38:05 +00:00
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lda (pData),y
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clc
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2015-09-16 20:48:59 +00:00
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adc #SRC.hREFNUMS
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2015-08-05 20:38:05 +00:00
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tay
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pla
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sta (pData),y
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2015-09-16 15:58:06 +00:00
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ldy #SRC.COUNT
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2015-08-05 20:38:05 +00:00
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lda (pData),y
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clc
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2015-09-16 20:48:59 +00:00
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adc #SRC.hBUFFERS
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2015-08-05 20:38:05 +00:00
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tay
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txa
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sta (pData),y
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lda hFileName
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>SYSCALL SYS.MLIGetFileInfoA
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bcs .99
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2015-09-16 20:48:59 +00:00
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2015-08-05 20:38:05 +00:00
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>STYA ZPQuickPtr1
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2015-09-16 20:48:59 +00:00
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ldy #1
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lda (ZPQuickPtr1),y
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tax
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2015-09-16 15:58:06 +00:00
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ldy #SRC.COUNT
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2015-08-05 20:38:05 +00:00
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lda (pData),y
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clc
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2015-09-16 20:48:59 +00:00
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adc #SRC.hFILETYPES
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2015-08-05 20:38:05 +00:00
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tay
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2015-09-16 15:58:06 +00:00
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2015-09-16 20:48:59 +00:00
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txa
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2015-08-05 20:38:05 +00:00
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sta (pData),y
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2015-10-02 16:04:30 +00:00
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cmp #$FA S-C/BAS?
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beq .8
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2015-08-05 20:38:05 +00:00
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2015-10-02 16:04:30 +00:00
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cmp #$04 TXT ?
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bne .98
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>PUSHBI $0D Line separator for TXT file
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2015-08-05 20:38:05 +00:00
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>PUSHBI $FF
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2015-10-02 16:04:30 +00:00
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ldy #SRC.COUNT
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lda (pData),y
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clc
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adc #SRC.hREFNUMS
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tay
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lda (pData),y
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>PUSHA
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2015-08-05 20:38:05 +00:00
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>SYSCALL SYS.MLINewLine
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bcs .99
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2015-09-16 15:58:06 +00:00
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.8 ldy #SRC.COUNT
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2015-08-05 20:38:05 +00:00
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lda (pData),y
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inc
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sta (pData),y
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clc
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rts
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.98 lda #ERR.SRC.INV.TYPE
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|
.99 sec
|
|
|
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rts
|
2015-03-14 21:47:37 +00:00
|
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|
*---------------------------------------
|
2015-09-16 15:58:06 +00:00
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|
SRC.ReadLine ldy #SRC.COUNT
|
2015-08-05 20:38:05 +00:00
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|
lda (pData),y
|
|
|
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clc
|
2015-09-16 15:58:06 +00:00
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adc #SRC.hFILETYPES-1
|
2015-08-05 20:38:05 +00:00
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tay
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lda (pData),y
|
2015-10-02 16:04:30 +00:00
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bmi .10
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>PUSHWI 256
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>PUSHWI TmpBuffer256
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jsr SRC.ReadFromFile
|
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bcs .19
|
2015-03-14 21:47:37 +00:00
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2015-10-02 16:04:30 +00:00
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lda #0 replace ending $0D with $00
|
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sta TmpBuffer256,y
|
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.19 rts
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.10 >PUSHWI 3
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>PUSHW L.READ.BUFFER
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jsr SRC.ReadFromFile
|
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bcs .9
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2015-03-14 21:47:37 +00:00
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lda READ.BUFFER+1
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sta SRC.LINENUM
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lda READ.BUFFER+2
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sta SRC.LINENUM+1
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2015-09-25 15:50:15 +00:00
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lda READ.BUFFER LEN
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sec
|
2015-10-02 16:04:30 +00:00
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sbc #3
|
2015-09-25 15:50:15 +00:00
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bcc .9 LEN should be at least 3
|
2015-10-02 16:04:30 +00:00
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tay
|
2015-03-14 21:47:37 +00:00
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lda #0
|
2015-10-02 16:04:30 +00:00
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>PUSHYA
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>PUSHW L.READ.BUFFER
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jsr SRC.ReadFromFile
|
2015-03-14 21:47:37 +00:00
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ldy #0
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ldx #0
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.1 lda READ.BUFFER,y
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bmi .2
|
2015-10-02 16:04:30 +00:00
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|
2015-03-14 21:47:37 +00:00
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sta TmpBuffer256,x
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|
beq .8 Ending 00
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inx
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beq .99
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iny
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bne .1
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bra .99
|
2015-09-25 15:50:15 +00:00
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2015-03-14 21:47:37 +00:00
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|
.2 cmp #$C0 REPEAT char?
|
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bne .5
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iny
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beq .99
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lda READ.BUFFER,y
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iny
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beq .99
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.3 pha
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|
lda READ.BUFFER,y
|
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sta TmpBuffer256,x
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pla
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inx
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|
beq .99
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dec
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bne .3
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iny
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bne .1
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bra .99
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.5 and #$3F Compute blank count
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.6 pha
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lda #$20
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sta TmpBuffer256,x
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pla
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inx
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beq .99
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dec
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bne .6
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|
iny
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bne .1
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bra .99
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.8 clc
|
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|
.9 rts
|
2015-08-05 20:38:05 +00:00
|
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|
2015-09-25 15:50:15 +00:00
|
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|
.99 lda #ERR.LINE.TOO.LONG
|
2015-03-14 21:47:37 +00:00
|
|
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|
sec
|
|
|
|
|
rts
|
|
|
|
|
*--------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.ReadFromFile ldy #SRC.COUNT
|
2015-08-05 20:38:05 +00:00
|
|
|
|
lda (pData),y
|
|
|
|
|
clc
|
2015-09-16 15:58:06 +00:00
|
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|
adc #SRC.hREFNUMS-1
|
2015-08-05 20:38:05 +00:00
|
|
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|
tay
|
|
|
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|
lda (pData),y
|
2015-03-14 21:47:37 +00:00
|
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|
|
>PUSHA
|
|
|
|
|
>SYSCALL SYS.MLIRead
|
2015-10-02 16:04:30 +00:00
|
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|
bcs .9
|
|
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|
|
tax $100 byte transfered ?
|
|
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|
beq .9
|
|
|
|
|
lda #ERR.LINE.TOO.LONG
|
|
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|
|
sec
|
|
|
|
|
.9 rts
|
2015-03-14 21:47:37 +00:00
|
|
|
|
*---------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.FileClose ldy #SRC.COUNT
|
|
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|
|
lda (pData),y
|
2015-09-25 15:50:15 +00:00
|
|
|
|
beq .8
|
2015-10-02 16:04:30 +00:00
|
|
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|
|
|
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|
clc
|
|
|
|
|
adc #SRC.hREFNUMS-1
|
|
|
|
|
tay
|
|
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|
|
lda (pData),y
|
|
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|
|
>SYSCALL SYS.MLICloseA
|
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|
|
ldy #SRC.COUNT
|
|
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|
lda (pData),y
|
|
|
|
|
clc
|
|
|
|
|
adc #SRC.hBUFFERS-1
|
|
|
|
|
tay
|
|
|
|
|
lda (pData),y
|
|
|
|
|
>SYSCALL SYS.FreeMemA
|
|
|
|
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|
|
ldy #SRC.COUNT
|
|
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|
|
lda (pData),y
|
|
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|
|
dec
|
|
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|
|
sta (pData),y
|
|
|
|
|
|
|
|
|
|
.8 clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
SRC.ParseLine stz SRC.Label.Flags
|
|
|
|
|
stz SRC.BufPtr
|
|
|
|
|
lda TmpBuffer256
|
|
|
|
|
beq SRC.ParseLine.Ok
|
2015-09-25 15:50:15 +00:00
|
|
|
|
cmp #'*' Comment?
|
2015-10-02 16:04:30 +00:00
|
|
|
|
beq SRC.ParseLine.Ok
|
2015-09-25 15:50:15 +00:00
|
|
|
|
cmp #' '
|
2015-10-02 16:04:30 +00:00
|
|
|
|
beq SRC.ParseLine.OpCde
|
2015-09-25 15:50:15 +00:00
|
|
|
|
|
|
|
|
|
SRC.ParseLine.Sym cmp #'.' Local Label?
|
|
|
|
|
bne SRC.ParseLine.SymG
|
|
|
|
|
|
2015-10-02 16:04:30 +00:00
|
|
|
|
jsr SRC.GetChar
|
|
|
|
|
beq SRC.ParseLine.Err1
|
|
|
|
|
jsr SRC.GetDecimal
|
2015-09-25 15:50:15 +00:00
|
|
|
|
bcs SRC.ParseLine.Err1
|
2015-10-02 16:04:30 +00:00
|
|
|
|
jsr SYM.AddLocal
|
|
|
|
|
bcc SRC.ParseLine.OpCde
|
|
|
|
|
rts
|
2015-09-25 15:50:15 +00:00
|
|
|
|
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.ParseLine.SymG jsr SYM.ClearLocal
|
|
|
|
|
jsr SRC.GetLabel
|
|
|
|
|
bcs SRC.ParseLine.Err1
|
|
|
|
|
|
|
|
|
|
inc SRC.Label.Flags Remember to Add Label
|
2015-09-25 15:50:15 +00:00
|
|
|
|
|
2015-10-02 16:04:30 +00:00
|
|
|
|
ldx #3 Makes Current Label = PC for now
|
|
|
|
|
ldy #ASM.PC
|
|
|
|
|
lda (pdata),y
|
|
|
|
|
.1 sta SRC.LabelValue,x
|
|
|
|
|
dey
|
|
|
|
|
dex
|
|
|
|
|
bpl .1
|
|
|
|
|
|
|
|
|
|
SRC.ParseLine.OpCde jsr SRC.GetCharNB
|
|
|
|
|
beq SRC.ParseLine.Ok
|
2015-09-25 15:50:15 +00:00
|
|
|
|
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.ParseLine.Ok lda SRC.Label.Flags
|
2015-09-25 15:50:15 +00:00
|
|
|
|
beq .8
|
|
|
|
|
|
2015-10-02 16:04:30 +00:00
|
|
|
|
jsr SYM.AddLocal
|
|
|
|
|
|
2015-09-25 15:50:15 +00:00
|
|
|
|
.8 clc
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
SRC.ParseLine.Err1 lda #ERR.INVALID.LABEL
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.ParseLine.Err sec
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
SRC.GetDecimal stz SRC.ACC+1
|
|
|
|
|
stz SRC.ACC+2
|
|
|
|
|
stz SRC.ACC+3
|
|
|
|
|
|
|
|
|
|
jsr SRC.GetChar
|
|
|
|
|
beq .99
|
|
|
|
|
jsr SRC.IsDigit10
|
|
|
|
|
bcs .99
|
|
|
|
|
and #$0F
|
|
|
|
|
sta SRC.ACC
|
|
|
|
|
|
|
|
|
|
.1 jsr SRC.GetChar
|
|
|
|
|
beq .8
|
|
|
|
|
cmp #' '
|
|
|
|
|
beq .8
|
|
|
|
|
jsr SRC.IsDigit10
|
|
|
|
|
bcs .99
|
|
|
|
|
and #$0F
|
|
|
|
|
|
|
|
|
|
pha
|
|
|
|
|
jsr SRC.ACC10
|
|
|
|
|
pla
|
|
|
|
|
bcs .9
|
|
|
|
|
clc
|
|
|
|
|
adc SRC.ACC
|
|
|
|
|
sta SRC.ACC
|
|
|
|
|
bcc .1
|
|
|
|
|
|
|
|
|
|
inc SRC.ACC+1
|
|
|
|
|
bne .1
|
|
|
|
|
inc SRC.ACC+2
|
|
|
|
|
bne .1
|
|
|
|
|
inc SRC.ACC+3
|
|
|
|
|
bne .1
|
|
|
|
|
|
|
|
|
|
.9 lda #ERR.VAL.TOO.BIG
|
|
|
|
|
sec
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
.8 clc
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
.99 lda #ERR.SYNTAX.ERROR
|
2015-09-25 15:50:15 +00:00
|
|
|
|
sec
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.GetLabel jsr SRC.GetChar
|
|
|
|
|
|
|
|
|
|
beq .9
|
|
|
|
|
jsr SRC.IsLetter
|
|
|
|
|
bcs .9
|
|
|
|
|
sta SRC.Label
|
|
|
|
|
|
|
|
|
|
ldy #1
|
|
|
|
|
|
|
|
|
|
.1 jsr SRC.GetChar
|
|
|
|
|
beq .8
|
|
|
|
|
|
|
|
|
|
cmp #' '
|
|
|
|
|
beq .8
|
|
|
|
|
|
|
|
|
|
cmp #'.'
|
|
|
|
|
beq .2
|
|
|
|
|
|
|
|
|
|
jsr SRC.IsLetterOrDigit
|
|
|
|
|
bcs .9
|
|
|
|
|
.2 sta SRC.Label,y
|
|
|
|
|
iny
|
|
|
|
|
cpy #SRC.LABEL.MAXLEN
|
|
|
|
|
bne .1 if equ Carry is set
|
|
|
|
|
|
|
|
|
|
.9 sec
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
.8 lda #0
|
|
|
|
|
sta SRC.Label,y
|
|
|
|
|
clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
SRC.IsLetterOrDigit jsr SRC.IsDigit10
|
|
|
|
|
bcc SRC.IsLetterRTS
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
SRC.IsLetter cmp #'A'
|
|
|
|
|
bcc .9
|
|
|
|
|
cmp #'['
|
|
|
|
|
bcc SRC.IsLetterRTS
|
|
|
|
|
|
|
|
|
|
cmp #'a'
|
|
|
|
|
bcc .9
|
|
|
|
|
cmp #'{'
|
|
|
|
|
bcs SRC.IsLetterRTS
|
|
|
|
|
|
|
|
|
|
adc #$20 to Uppercase
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
.9 sec
|
|
|
|
|
SRC.IsLetterRTS rts
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
SRC.IsDigit10 cmp #'0'
|
|
|
|
|
bcc .9
|
|
|
|
|
cmp #':'
|
|
|
|
|
rts cc if ok, cs if not
|
|
|
|
|
|
|
|
|
|
.9 sec
|
|
|
|
|
rts
|
2015-09-25 15:50:15 +00:00
|
|
|
|
*---------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.GetCharNB jsr SRC.GetChar
|
2015-09-25 15:50:15 +00:00
|
|
|
|
beq .9
|
|
|
|
|
cmp #' '
|
2015-10-02 16:04:30 +00:00
|
|
|
|
beq SRC.GetCharNB
|
2015-09-25 15:50:15 +00:00
|
|
|
|
.9 rts
|
|
|
|
|
*---------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.GetChar ldx SRC.BufPtr
|
2015-09-25 15:50:15 +00:00
|
|
|
|
lda TmpBuffer256,x
|
|
|
|
|
inc SRC.BufPtr
|
|
|
|
|
and #$7f
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SYM.ClearPrivate
|
|
|
|
|
clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
SYM.AddPrivate
|
|
|
|
|
clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
SYM.LookupPrivate
|
|
|
|
|
clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
2015-09-25 15:50:15 +00:00
|
|
|
|
SYM.ClearLocal
|
|
|
|
|
clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
SYM.AddLocal
|
|
|
|
|
clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SYM.LookupLocal
|
|
|
|
|
clc
|
|
|
|
|
rts
|
2015-09-25 15:50:15 +00:00
|
|
|
|
*---------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SYM.AddGlobal
|
2015-03-14 21:47:37 +00:00
|
|
|
|
clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SYM.LookupGlobal
|
2015-03-14 21:47:37 +00:00
|
|
|
|
clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
SYM.BLOCK.ALLOC ldx #0
|
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|
|
.1 lda SYM.BLOCKS,x
|
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|
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|
beq .2
|
|
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|
|
inx
|
|
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|
cpx #SYM.BLOCK.MAX
|
|
|
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|
bne .1
|
2015-10-02 16:04:30 +00:00
|
|
|
|
lda #ERR.SYM.TOO.LONG
|
2015-03-14 21:47:37 +00:00
|
|
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|
sec Out of block error
|
|
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|
rts
|
2015-08-05 20:38:05 +00:00
|
|
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|
|
2015-03-14 21:47:37 +00:00
|
|
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|
.2 phx Save next free block
|
|
|
|
|
>LDYA SYM.BLOCK.SIZE
|
|
|
|
|
>SYSCALL SYS.GetMem
|
|
|
|
|
bcs .9
|
|
|
|
|
txa
|
|
|
|
|
plx
|
|
|
|
|
sta SYM.BLOCKS,x
|
|
|
|
|
clc
|
|
|
|
|
.9 rts
|
|
|
|
|
*---------------------------------------
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.ACC10 lda SRC.ACC ACC*2-> ACC & ACCTMP
|
|
|
|
|
asl
|
|
|
|
|
sta SRC.ACC
|
|
|
|
|
sta SRC.ACCTMP
|
|
|
|
|
lda SRC.ACC+1
|
|
|
|
|
rol
|
|
|
|
|
sta SRC.ACC+1
|
|
|
|
|
sta SRC.ACCTMP+1
|
|
|
|
|
lda SRC.ACC+2
|
|
|
|
|
rol
|
|
|
|
|
sta SRC.ACC+2
|
|
|
|
|
sta SRC.ACCTMP+2
|
|
|
|
|
lda SRC.ACC+3
|
|
|
|
|
rol
|
|
|
|
|
sta SRC.ACC+3
|
|
|
|
|
sta SRC.ACCTMP+3
|
|
|
|
|
bcs .9
|
|
|
|
|
|
|
|
|
|
ldx #1
|
|
|
|
|
.1 asl SRC.ACC ACC=ACC*8
|
|
|
|
|
rol SRC.ACC+1
|
|
|
|
|
rol SRC.ACC+2
|
|
|
|
|
rol SRC.ACC+3
|
|
|
|
|
bcs .9
|
|
|
|
|
dex
|
|
|
|
|
bne .1
|
|
|
|
|
|
|
|
|
|
lda SRC.ACC CC from ROL SRC.ACC+3
|
|
|
|
|
adc SRC.ACCTMP
|
|
|
|
|
sta SRC.ACC
|
|
|
|
|
lda SRC.ACC+1
|
|
|
|
|
adc SRC.ACCTMP+1
|
|
|
|
|
sta SRC.ACC+1
|
|
|
|
|
lda SRC.ACC+2
|
|
|
|
|
adc SRC.ACCTMP+2
|
|
|
|
|
sta SRC.ACC+2
|
|
|
|
|
lda SRC.ACC+3
|
|
|
|
|
adc SRC.ACCTMP+3
|
|
|
|
|
sta SRC.ACC+3 CS if overflow
|
|
|
|
|
|
|
|
|
|
.9 rts
|
|
|
|
|
*---------------------------------------
|
|
|
|
|
DIR.LI clc
|
|
|
|
|
rts
|
|
|
|
|
*---------------------------------------
|
2015-03-14 21:47:37 +00:00
|
|
|
|
CS.END
|
|
|
|
|
T.DIRECTIVES .AS "AS"
|
|
|
|
|
.AS "AT"
|
|
|
|
|
.AS "AZ"
|
|
|
|
|
.AS "BS"
|
|
|
|
|
.AS "DA"
|
|
|
|
|
.AS "DO"
|
|
|
|
|
.AS "DU"
|
|
|
|
|
.AS "ED"
|
|
|
|
|
.AS "EL"
|
|
|
|
|
.AS "EN"
|
|
|
|
|
.AS "EP"
|
|
|
|
|
.AS "EQ"
|
|
|
|
|
.AS "FI"
|
|
|
|
|
.AS "HS"
|
|
|
|
|
.AS "IN"
|
|
|
|
|
.AS "LI"
|
|
|
|
|
.AS "MA"
|
|
|
|
|
.AS "OP"
|
|
|
|
|
.AS "OR"
|
|
|
|
|
.AS "PG"
|
|
|
|
|
.AS "PH"
|
|
|
|
|
.AS "TA"
|
|
|
|
|
.AS "TF"
|
|
|
|
|
.AS "TI"
|
|
|
|
|
.AS "US"
|
2015-08-05 20:38:05 +00:00
|
|
|
|
T.DIRECTIVES.END .EQ *
|
2015-03-14 21:47:37 +00:00
|
|
|
|
*---------------------------------------
|
|
|
|
|
LIBSTR >PSTRING "libstr.o"
|
2015-08-05 20:38:05 +00:00
|
|
|
|
MSG.HELP1 >CSTRING "A2osX-Macro Assembler (S-C MASM 2.0 Based)\n"
|
2015-03-14 21:47:37 +00:00
|
|
|
|
MSG.HELP2 >CSTRING "Usage : ASM <src file> [type TXT ($04) or S-C/BAS ($FA)]\n"
|
|
|
|
|
MSG.SRCLINE >CSTRING "%05D-%s\n"
|
2015-10-02 16:04:30 +00:00
|
|
|
|
MSG.ERROR >CSTRING "%05D-Error:$%h\n"
|
2015-03-14 21:47:37 +00:00
|
|
|
|
hLIBSTR .BS 1
|
2015-08-05 20:38:05 +00:00
|
|
|
|
hFileName .BS 1
|
2015-09-16 20:48:59 +00:00
|
|
|
|
SRC.LINENUM .BS 2
|
2015-09-25 15:50:15 +00:00
|
|
|
|
SRC.BufPtr .BS 1
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.Label.Flags .BS 1
|
|
|
|
|
SRC.Label .BS SRC.LABEL.MAXLEN
|
|
|
|
|
SRC.LabelValue .BS 4
|
|
|
|
|
SRC.ACC .BS 4
|
|
|
|
|
SRC.ACCTMP .BS 4
|
2015-08-05 20:38:05 +00:00
|
|
|
|
READ.BUFFER .BS 256
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
.DUMMY
|
|
|
|
|
.OR 0
|
|
|
|
|
DS.START
|
|
|
|
|
bSTOP .BS 1
|
|
|
|
|
bCANCEL .BS 1
|
2015-09-16 20:48:59 +00:00
|
|
|
|
|
2015-10-02 16:04:30 +00:00
|
|
|
|
SRC.hFILENAME .BS 1
|
|
|
|
|
|
2015-09-16 15:58:06 +00:00
|
|
|
|
SRC.COUNT .BS 1
|
|
|
|
|
SRC.hREFNUMS .BS SRC.IN.DEPTH.MAX Store ref_num of opened files (Main, .INs & .INBs)
|
|
|
|
|
SRC.hBUFFERS .BS SRC.IN.DEPTH.MAX Store hMem to allocated buffers
|
|
|
|
|
SRC.hFILETYPES .BS SRC.IN.DEPTH.MAX Store file type of opened SRC files
|
2015-08-05 20:38:05 +00:00
|
|
|
|
|
2015-03-14 21:47:37 +00:00
|
|
|
|
DST.hFILENAME .BS 1
|
2015-08-05 20:38:05 +00:00
|
|
|
|
DST.hREFNUM .BS 1
|
2015-03-14 21:47:37 +00:00
|
|
|
|
DST.hBUFFER .BS 1
|
2015-10-02 16:04:30 +00:00
|
|
|
|
DST.hFILETYPE .BS 1
|
2015-09-16 20:48:59 +00:00
|
|
|
|
|
|
|
|
|
ASM.T.hFILENAME .BS 1
|
|
|
|
|
ASM.T.hFILE .BS 1 handle to loaded ASM.T.xxxxx
|
2015-08-05 20:38:05 +00:00
|
|
|
|
ASM.PASS .BS 1
|
2015-10-02 16:04:30 +00:00
|
|
|
|
ASM.PH.ON .BS 1
|
|
|
|
|
ASM.LI.OFF .BS 1
|
|
|
|
|
ASM.PC .BS 4 32Bits PC
|
|
|
|
|
ASM.PC.PH .BS 4 32Bits PC saved for PH directive
|
2015-09-16 20:48:59 +00:00
|
|
|
|
|
2015-03-14 21:47:37 +00:00
|
|
|
|
SYM.BLOCKS .BS SYM.BLOCK.MAX
|
2015-08-05 20:38:05 +00:00
|
|
|
|
DS.END .ED
|
2015-03-14 21:47:37 +00:00
|
|
|
|
*---------------------------------------
|
|
|
|
|
MAN
|
|
|
|
|
SAVE BIN/ASM.S
|
|
|
|
|
ASM
|