mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-23 07:35:19 +00:00
550 lines
10 KiB
Plaintext
550 lines
10 KiB
Plaintext
NEW
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PREFIX
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AUTO 4,1
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.LIST OFF
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.OP 65C02
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.OR $2000
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.TF BIN/DEV/ASM
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*---------------------------------------
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.INB INC/MACROS.I
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.INB INC/A2OSX.I
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*---------------------------------------
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ZPPtr1 .EQ ZPBIN
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ZPPtr2 .EQ ZPBIN+2
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ZPLineBuf .EQ ZPBIN+4
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ZPLinePtr .EQ ZPBIN+6
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ZPNameBuf .EQ ZPBIN+8
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ZPGlobalBuf .EQ ZPBIN+10
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ZPLookupBuf .EQ ZPBIN+12
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ZPMacroBuf .EQ ZPBIN+14
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ZPCtxBuf .EQ ZPBIN+16
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ZPAMPtr .EQ ZPBIN+18
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ZPRPtr .EQ ZPBIN+20
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ZPOpsPtr .EQ ZPBIN+22
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ZPOpDefPtr .EQ ZPBIN+24
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ZPTmpBuf .EQ ZPBIN+16
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*---------------------------------------
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SYMG.LEN .EQ 0
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SYMG.F .EQ 1
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SYMG.F.RW .EQ %10000000
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SYMG.F.SIZE .EQ %00000111
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SYMG.V .EQ 2
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*
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SYMG.SIZE .EQ 5
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*---------------------------------------
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SYML.ID .EQ 0
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SYML.V .EQ 1
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*
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SYML.SIZE .EQ 5
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*---------------------------------------
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MCTX.LEN .EQ 0
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MCTX.PTR .EQ 1
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MCTX.ID .EQ 2
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MCTX.ARGS .EQ 4
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*---------------------------------------
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ASM.T.AM .EQ 0
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ASM.T.R .EQ 2
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ASM.T.O .EQ 4
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*---------------------------------------
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DO.MAXDEPTH .EQ 8
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IN.MAXDEPTH .EQ 7
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MA.MAXDEPTH .EQ 8
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*---------------------------------------
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ERR.INV.ARGS .EQ $80
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ERR.INV.T.FILE .EQ $81
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ERR.SRC.INV.TYPE .EQ $90
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ERR.SRC.TOO.MANY.IN .EQ $91
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ERR.SRC.UNEXP.EOF .EQ $92
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ERR.SYNTAX.ERROR .EQ $A0
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ERR.SYM.TOO.LONG .EQ $A1
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ERR.VAL.TOO.BIG .EQ $A2
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ERR.LINE.TOO.LONG .EQ $A3
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ERR.INV.LABEL .EQ $A4
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ERR.INV.DIR .EQ $A5
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ERR.INV.OPCODE .EQ $A6
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ERR.INV.AM.SYN .EQ $A7
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ERR.INV.AM .EQ $A8
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ERR.INV.AM.4.OC .EQ $A9
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ERR.RANGE .EQ $AA
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ERR.UNDEF.SYMBOL .EQ $AB
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ERR.SYMBOL.REDEF .EQ $AC
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ERR.TOO.MANY.DO .EQ $AD
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ERR.ELSE.WITHOUT.DO .EQ $AE
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ERR.TOO.MANY.LOCAL .EQ $AF
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ERR.MISSING.EXP .EQ $B0
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ERR.EXP.SYN.ERROR .EQ $B1
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ERR.MACRO.INV.DEF .EQ $E0
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ERR.MACRO.TOO.BIG .EQ $E1
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ERR.MACRO.INV .EQ $E2
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ERR.MACRO.TOO.MANY .EQ $E3
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*--------------------------------------
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* File Header (16 Bytes)
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*--------------------------------------
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CS.START cld
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jmp (.1,x)
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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 CS
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.DA DS.END-DS.START DS
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.DA #0 SS
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.DA #32 ZP
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.DA 0
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*--------------------------------------
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* Relocation Table
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*--------------------------------------
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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.MSG.HELP .DA MSG.HELP
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L.MSG.OUT0 .DA MSG.OUT0
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.DA MSG.OUT1
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.DA MSG.OUT2
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.DA MSG.OUT3
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L.MSG.EQU0 .DA MSG.EQU0
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.DA MSG.EQU1
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.DA MSG.EQU2
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.DA MSG.EQU3
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.DA MSG.EQU4
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L.MSG.LSYMBOL .DA MSG.LSYMBOL
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L.MSG.SRCLINE .DA MSG.SRCLINE
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L.MSG.ERROR .DA MSG.ERROR
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L.MSG.SYMBOLS .DA MSG.SYMBOLS
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L.MSG.PSTRCRLF .DA MSG.PSTRCRLF
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L.MSG.PSTR .DA MSG.PSTR
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L.MSG.CRLF .DA MSG.CRLF
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L.MSG.SUMMARY .DA MSG.SUMMARY
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L.MSG.PASS .DA MSG.PASS
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L.MSG.SRC.FILE .DA MSG.SRC.FILE
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L.MSG.OBJ.FILE .DA MSG.OBJ.FILE
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L.MSG.T.FILE .DA MSG.T.FILE
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L.SRC.AM.StrBuf .DA SRC.AM.StrBuf
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L.ASM.6502 .DA ASM.6502
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L.ASM.T.FILENAME .DA ASM.T.FILENAME
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L.FIO.Stat .DA FIO.Stat
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L.T.DIRECTIVES .DA T.DIRECTIVES
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J.DIRECTIVES .DA DIR.AC
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.DA DIR.AS
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.DA DIR.AT
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.DA DIR.AZ
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.DA DIR.BS
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.DA DIR.DA
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.DA DIR.DO
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.DA DIR.DU
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.DA DIR.DU
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.DA DIR.ED
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.DA DIR.EL
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.DA DIR.EM
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.DA DIR.EN
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.DA DIR.EP
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.DA DIR.EQ
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.DA DIR.FI
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.DA DIR.HS
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.IN
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.DA DIR.LI
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.DA DIR.LI
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.DA DIR.MA
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.DA DIR.OP
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.DA DIR.OR
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.DA DIR.PG
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.DA DIR.PH
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.DA DIR.SE
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.DA DIR.TA
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.DA DIR.TF
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.DA DIR.TI
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.DA DIR.US
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L.T.LI .DA T.LI
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J.LI .DA DIR.LI.ON
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.DA DIR.LI.OFF
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.DA DIR.LI.CON
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.DA DIR.LI.COFF
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.DA DIR.LI.MON
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.DA DIR.LI.MOFF
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.DA DIR.LI.XON
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.DA DIR.LI.XOFF
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J.EXP.MOD .DA EXP.MOD.8.1 #/^<>
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.DA EXP.MOD.8.2
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.DA EXP.MOD.8.3
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.DA EXP.MOD.24
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.DA EXP.MOD.32
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J.EXP.OP .DA EXP.OP.EOR ^!|&<=>+-*/
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.DA EXP.OP.ORA
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.DA EXP.OP.ORA
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.DA EXP.OP.AND
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.DA EXP.OP.LOW
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.DA EXP.OP.EQU
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.DA EXP.OP.GRT
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.DA EXP.OP.ADD
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.DA EXP.OP.SUB
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.DA EXP.OP.MUL
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.DA EXP.OP.DIV
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.DA 0
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*---------------------------------------
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CS.INIT ldy #S.PS.ARGC
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lda (pPs),y
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beq .99
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lda #1
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>SYSCALL ArgV
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>SYSCALL RealPath
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txa
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ldy #SRC.hFILENAME
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sta (pData),y
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jsr FIO.Init
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bcs .9
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jsr SYM.Init
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bcs .9
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jsr MAC.Init
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bcs .9
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jsr OUT.Init
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>LDYAI 256
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>SYSCALL getmem
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bcs .9
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>STYA ZPLineBuf
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txa
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>STA.G SRC.hLineBuf
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>LDYAI 256
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>SYSCALL getmem
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bcs .9
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>STYA ZPTmpBuf
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txa
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>STA.G SRC.hTmpBuf
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* lda (pPs)
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* ora #S.PS.F.EVENT
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* sta (pPs)
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clc
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rts
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.99 >LDYA L.MSG.HELP
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>SYSCALL printf
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lda #ERR.INV.ARGS
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sec
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.9 rts
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*--------------------------------------
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CS.RUN >SYSCALL GetChar
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bcs .13 no char
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cmp #$03 Ctrl-C
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beq .99 Abort....beq=CS
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cmp #$13 Ctrl-S
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bne .11
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>LDA.G bPause
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eor #$ff
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sta (pData),y
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bpl .12
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clc
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rts
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.13 >LDA.G bPause
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bmi .8
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.11 >STZ.G bPause
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.12 >LDA.G SRC.COUNT root file is already opened?
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bne .10
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>LDA.G ASM.PASS
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inc
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>PUSHA
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>LDYA L.MSG.PASS
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jsr OUT.Print
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ldy #SRC.hFILENAME
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lda (pData),y
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>SYSCALL GetMemPtr
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jsr FIO.OpenFile
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bcs .99
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jsr DIR.Reset
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jsr SYM.Reset
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jsr MAC.Reset
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.10 jsr FIO.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 FIO.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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jsr SYM.FlushGlobal Store last Symbol, if any....
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bcs .9
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>LDA.G ASM.PASS 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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clc
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.99 rts
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.1 jsr SYM.Dump
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>PUSHW ZPLinePtr
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>LDYA L.MSG.SUMMARY
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jsr OUT.Print
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lda #0 End of assembly, exit with no error
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sec
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rts
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.2 jsr SRC.ParseLine
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bcs .9
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jsr OUT.PrintLine
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.8 clc
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rts
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.9 pha
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jsr OUT.PrintLineErr
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jsr SYM.Dump
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pla
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sec
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rts
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*--------------------------------------
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CS.DOEVENT sec
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rts
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*--------------------------------------
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CS.QUIT jsr FIO.FileClose
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bne CS.QUIT
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jsr MAC.Quit
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jsr SYM.Quit
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>LDA.G ASM.T.hMem
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beq .1
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>SYSCALL FreeMem
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.1 >LDA.G SRC.hFILENAME
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beq .2
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>SYSCALL FreeMem
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.2 >LDA.G SRC.hLineBuf
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beq .3
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>SYSCALL FreeMem
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.3 >LDA.G SRC.hTmpBuf
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beq .8
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>SYSCALL FreeMem
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.8 clc
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rts
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*---------------------------------------
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.INB BIN/DEV/ASM.S.DIR
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.INB BIN/DEV/ASM.S.EXP
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.INB BIN/DEV/ASM.S.FIO
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.INB BIN/DEV/ASM.S.MAC
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.INB BIN/DEV/ASM.S.OUT
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.INB BIN/DEV/ASM.S.SRC
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.INB BIN/DEV/ASM.S.SYM
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*---------------------------------------
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CS.END
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T.DIRECTIVES >PSTR "AC"
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>PSTR "AS"
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>PSTR "AT"
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>PSTR "AZ"
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>PSTR "BS"
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>PSTR "DA"
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>PSTR "DO"
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>PSTR "DU"
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>PSTR "DUMMY"
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>PSTR "ED"
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>PSTR "ELSE"
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>PSTR "EM"
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>PSTR "EN"
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>PSTR "EP"
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>PSTR "EQ"
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>PSTR "FIN"
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>PSTR "HS"
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>PSTR "IN"
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>PSTR "INB"
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>PSTR "INB1"
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>PSTR "INB2"
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>PSTR "INB3"
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>PSTR "INB4"
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>PSTR "INB5"
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>PSTR "INB6"
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>PSTR "INB7"
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>PSTR "INB8"
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>PSTR "INB9"
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>PSTR "LI"
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>PSTR "LIST"
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>PSTR "MA"
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>PSTR "OP"
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>PSTR "OR"
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>PSTR "PG"
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>PSTR "PH"
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>PSTR "SE"
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>PSTR "TA"
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>PSTR "TF"
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>PSTR "TI"
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>PSTR "US"
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.HS 00
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*---------------------------------------
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T.LI >PSTR "ON"
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>PSTR "OFF"
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>PSTR "CON"
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>PSTR "COFF"
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>PSTR "MON"
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>PSTR "MOFF"
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>PSTR "XON"
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>PSTR "XOFF"
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.HS 00
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*---------------------------------------
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ASM..T. .AZ ".T."
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ASM.6502 .AZ "6502"
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MSG.HELP .AZ "A2osX-Macro Assembler (S-C MASM 3.0 Based)\r\nUsage : ASM <src file> [type TXT ($04) or S-C/BAS ($FA)]\r\n"
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MSG.PASS .AZ "*** Pass:#%d\r\n"
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MSG.SRC.FILE .AZ "*** Reading SRC File:%s\r\n"
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MSG.OBJ.FILE .AZ "*** Writing OBJ File:%s, Type=%02x\r\n"
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MSG.T.FILE .AZ "*** Loading CPU File:%s\r\n"
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MSG.OUT0 .AZ "%H- "
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MSG.OUT1 .AZ "%H-%h "
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MSG.OUT2 .AZ "%H-%h %h "
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MSG.OUT3 .AZ "%H-%h %h %h"
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MSG.EQU0 .AZ " [ ?]"
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MSG.EQU1 .AZ " [ %h]"
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MSG.EQU2 .AZ " [ %h%h]"
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MSG.EQU3 .AZ " [ %h%h%h]"
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MSG.EQU4 .AZ " [%h%h%h%h]"
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MSG.LSYMBOL .AZ ", .%d=%h%h%h%h"
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MSG.SRCLINE .AZ " %05D %s\r\n"
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MSG.ERROR .AZ "*** Fatal Error $%h "
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MSG.SYMBOLS .AZ "Symbol Table:\r\n"
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MSG.PSTRCRLF .AZ " %S\r\n"
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MSG.PSTR .AZ " %S"
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MSG.CRLF .AZ " \r\n"
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MSG.SUMMARY .AZ "\r\nSymbol Table Size : %5D Bytes.\r\nEnd Of Assembly.\r\n"
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SRC.MOD.RESERVED >PSTR "#/^<>"
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SRC.EXP.RESERVED >PSTR "^!|&<=>+-*/"
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SRC.AM.RESERVED >PSTR "[](),"
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*---------------------------------------
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ASM.T.FILENAME .BS 65
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FIO.Stat .BS S.STAT
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SRC.ACC.SIZE .BS 1
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SRC.ACC .BS 4
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SRC.ARG.SIZE .BS 1
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SRC.ARG .BS 4
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SRC.ACCTMP .BS 4
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SRC.AM.StrBuf .BS 32
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*--------------------------------------
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.DUMMY
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.OR 0
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DS.START
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bPause .BS 1
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SRC.hFILENAME .BS 1
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SRC.hLineBuf .BS 1
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SRC.hTmpBuf .BS 1
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||
|
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SRC.COUNT .BS 1
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SRC.hFILES .BS IN.MAXDEPTH
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SRC.hFILETYPES .BS IN.MAXDEPTH
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||
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SRC.LINENUM .BS 2
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SRC.AMID .BS 1
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||
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DST.hFILENAME .BS 1
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DST.hREFNUM .BS 1
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DST.hBUFFER .BS 1
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DST.hFILETYPE .BS 1
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DIR.Word .BS 2
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DIR.Byte .BS 1
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||
|
||
EXP.Modifier .BS 1
|
||
EXP.Prefix .BS 1
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||
EXP.Operator .BS 1
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||
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||
ASM.T.hMem .BS 1
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||
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ASM.PASS .BS 1
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||
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||
ASM.DO.ON .BS 1
|
||
ASM.DO.StackPtr .BS 1
|
||
ASM.DO.Stack .BS DO.MAXDEPTH
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||
|
||
ASM.DU.ON .BS 1
|
||
ASM.PH.ON .BS 1
|
||
|
||
ASM.LI.ON .BS 1
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||
ASM.LI.CON .BS 1
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||
ASM.LI.MON .BS 1
|
||
ASM.LI.XON .BS 1
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||
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||
ASM.MA.ON .BS 1
|
||
ASM.MA.StackPtr .BS 1
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ASM.MA.Stack .BS MA.MAXDEPTH
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||
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ASM.PC .BS 4
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||
ASM.PC.PH .BS 4
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ASM.PC.DU .BS 4
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||
|
||
SYM.hGlobalList .BS 1
|
||
SYM.hNameBuf .BS 1
|
||
SYM.hGlobalBuf .BS 1
|
||
SYM.GlobalID .BS 2
|
||
|
||
SYM.hLookupBuf .BS 1
|
||
|
||
SYM.LocalID .BS 2
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||
|
||
MAC.hMacroList .BS 1
|
||
MAC.hMacroBuf .BS 1
|
||
MAC.hCtxList .BS 1
|
||
MAC.hCtxBuf .BS 1
|
||
MAC.CtxID .BS 2
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||
|
||
OUT.PC .BS 4
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||
OUT.Buf .BS 4
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||
OUT.bEquate .BS 1
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||
OUT.LineCnt .BS 1
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||
|
||
DS.END .ED
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*---------------------------------------
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||
.DO DS.END-DS.START>$FF
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||
ERROR:DS too big
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||
.FIN
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*---------------------------------------
|
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MAN
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SAVE /A2OSX.BUILD/BIN/DEV/ASM.S
|
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ASM
|