mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-04 03:05:43 +00:00
519 lines
10 KiB
Plaintext
519 lines
10 KiB
Plaintext
PR#3
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PREFIX /A2OSX.BUILD
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LOMEM $A00
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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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.TF /A2OSX.BUILD/BIN/DEV/ASM
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*---------------------------------------
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.INB /A2OSX.BUILD/INC/MACROS.I
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.INB /A2OSX.BUILD/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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ZPPtr3 .EQ ZPBIN+4
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ZPBlockPtr .EQ ZPBIN+6
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ZPSymbolPtr .EQ ZPBIN+8
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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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SRC.DO.MAXDEPTH .EQ 8
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SRC.IN.MAXDEPTH .EQ 7
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SRC.GLABEL.MAXLEN .EQ 32
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*---------------------------------------
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SYM.GBLOCK.MAX .EQ 96 96*256=24k
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SYM.SBLOCK.MAX .EQ 16 16*256=4k
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SYM.PBLOCK.MAX .EQ 32 32*256=8k
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SYM.MBLOCK.MAX .EQ 32 32*256=8k
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*---------------------------------------
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ERR.INV.ARGS .EQ $80
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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.OOM .EQ $93
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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.INVALID.LABEL .EQ $A4
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ERR.INVALID.DIRECTIVE .EQ $A5
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ERR.INVALID.OPCODE .EQ $A6
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ERR.INVALID.AM.SYN .EQ $A7
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ERR.INVALID.AM.4.OC .EQ $A8
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ERR.RANGE .EQ $A9
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ERR.UNDEF.SYMBOL .EQ $AA
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ERR.SYMBOL.REDEFINE .EQ $AB
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ERR.TOO.MANY.DO .EQ $AC
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ERR.MISSING.EXP .EQ $B0
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ERR.EXP.SYN.ERROR .EQ $B1
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ERR.INVALID.MACRO.DEF .EQ $E0
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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 #128 SS
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.DA #10 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.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.GSYMBOL .DA MSG.GSYMBOL
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L.MSG.LSYMBOL .DA MSG.LSYMBOL
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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.SRC.GLabel.Flags .DA SRC.GLabel.Flags
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L.SRC.GLabel.Len .DA SRC.GLabel.Len
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L.SRC.ELabel.Flags .DA SRC.ELabel.Flags
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L.SRC.ELabel.Len .DA SRC.ELabel.Len
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L.SRC.BUFFER .DA SRC.BUFFER
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L.ASM.T.FILENAME .DA ASM.T.FILENAME
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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.CON
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.DA DIR.LI.COFF
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.DA DIR.LI.XON
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.DA DIR.LI.XOFF
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.DA DIR.LI.ON
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.DA DIR.LI.OFF
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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 GetArg.A
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>SYSCALL RealPath.YA
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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 DIR.Init
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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.YA
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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 .11 no char
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cmp #$03 Ctrl-C
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beq .99 Abort....
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cmp #$13 Ctrl-S
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bne .11
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ldy #bPause
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lda (pData),y
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eor #$ff
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sta (pData),y
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bne .8
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.11 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 #ASM.PASS
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lda (pData),y
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inc
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>PUSHA
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>LDYA L.MSG.PASS
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>SYSCALL PrintF.YA
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ldy #SRC.hFILENAME
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lda (pData),y
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jsr FIO.OpenFileA
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bcs .99
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.10 stz UsrBuf256
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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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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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clc
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rts
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.1 jsr SYM.Dump
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>LDYA L.MSG.SUMMARY
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>SYSCALL PrintF.YA
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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.PrintLine
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jsr SRC.ParseLine
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bcs .9
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.8 clc
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rts
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.9 pha
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jsr SRC.PrintLineErr
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pla
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pha
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>PUSHA
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>PUSHW SRC.LINENUM
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>LDYA L.MSG.ERROR
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>SYSCALL PrintF.YA
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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 SYM.Quit
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ldy #ASM.T.hMem
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lda (pData),y
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beq .1
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>SYSCALL FreeMem.A
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.1 ldy #SRC.hFILENAME
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lda (pData),y
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beq .8
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>SYSCALL FreeMem.A
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.8 clc
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rts
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*---------------------------------------
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.INB /A2OSX.SRC/BIN/ASM.S.DIR
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.INB /A2OSX.SRC/BIN/ASM.S.EXP
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.INB /A2OSX.SRC/BIN/ASM.S.FIO
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.INB /A2OSX.SRC/BIN/ASM.S.SRC
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.INB /A2OSX.SRC/BIN/ASM.S.SYM
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*---------------------------------------
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CS.END
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SRC.DIR.MAXLEN .EQ 5
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T.DIRECTIVES .HS 02
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.AS "AC"
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.HS 02
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.AS "AS"
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.HS 02
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.AS "AT"
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.HS 02
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.AS "AZ"
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.HS 02
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.AS "BS"
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.HS 02
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.AS "DA"
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.HS 02
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.AS "DO"
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.HS 02
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.AS "DU"
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.HS 05
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.AS "DUMMY"
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.HS 02
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.AS "ED"
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.HS 04
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.AS "ELSE"
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.HS 02
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.AS "EM"
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.HS 02
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.AS "EN"
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.HS 02
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.AS "EP"
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.HS 02
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.AS "EQ"
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.HS 03
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.AS "FIN"
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.HS 02
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.AS "HS"
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.HS 02
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.AS "IN"
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.HS 03
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.AS "INB"
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.HS 04
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.AS "INB1"
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.HS 04
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.AS "INB2"
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.HS 04
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.AS "INB3"
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.HS 04
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.AS "INB4"
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.HS 04
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.AS "INB5"
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.HS 04
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.AS "INB6"
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.HS 04
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.AS "INB7"
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.HS 04
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.AS "INB8"
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.HS 04
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.AS "INB9"
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.HS 02
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.AS "LI"
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.HS 04
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.AS "LIST"
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.HS 02
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.AS "MA"
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.HS 02
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.AS "OP"
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.HS 02
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.AS "OR"
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.HS 02
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.AS "PG"
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.HS 02
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.AS "PH"
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.HS 02
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.AS "SE"
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.HS 02
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.AS "TA"
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.HS 02
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.AS "TF"
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.HS 02
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.AS "TI"
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.HS 02
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.AS "US"
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.HS 00
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*---------------------------------------
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T.LI .HS 03
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.AS "CON"
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.HS 04
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.AS "COFF"
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.HS 03
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.AS "XON"
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.HS 04
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.AS "XOFF"
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.HS 02
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.AS "ON"
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.HS 03
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.AS "OFF"
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.HS 00
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*---------------------------------------
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MSG.HELP >CSTR "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 >CSTR "Pass:#%d\r\n"
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MSG.SRC.FILE >CSTR "Reading SRC File:%S\r\n"
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MSG.OBJ.FILE >CSTR "Writing OBJ File:%S, Type=%02x\r\n"
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MSG.T.FILE >CSTR "Loading CPU File:%S\r\n"
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MSG.SRCLINE >CSTR "%H: %05D-%s\r\n"
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MSG.ERROR >CSTR "%05D-Error:$%h\r\n"
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MSG.SYMBOLS >CSTR "Symbol Table:\r\n"
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MSG.GSYMBOL >CSTR "$%H%H:%S"
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MSG.LSYMBOL >CSTR " .%d:+$%h"
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MSG.SUMMARY >CSTR "\r\nEnd Of Assembly.\r\n"
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SRC.AM.RESERVED >PSTR "[](),"
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SRC.MOD.RESERVED >PSTR "#/<>"
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SRC.EXP.RESERVED >PSTR "^!|&<=>+-*/"
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ASM.T.DEFAULT .AS ".T.6502"
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ASM.T.FILENAMELEN .BS 1
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ASM.T.FILENAME .BS 65
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FIO.hFileName .BS 1
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FIO.hFullPath .BS 1
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EXP.Operator .BS 1
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EXP.Modifier .BS 1
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SYM.iCurGBlock.Save .BS 1
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SYM.pCurGBlock.Save .BS 1
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SRC.LINENUM .BS 2
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SRC.Directive.ID .BS 1
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SRC.Keyword.ID .BS 1
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SRC.ACC .BS 4
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SRC.ACCTMP .BS 4
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SRC.ARG .BS 4
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SRC.AM.ID .BS 1
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SRC.AM.StrBuf .BS 32
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SRC.AM.tmpBuf .BS 32
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SRC.Exp .BS 128
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SRC.BufPtr .BS 1
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SRC.BufPtrSave .BS 1
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SRC.Buffer .BS 256
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SRC.GLabel.New .BS 1
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SRC.GLabel.Flags .BS 1
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SRC.GLabel.Value .BS 4
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SRC.GLabel.Len .BS 1
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SRC.GLabel.Name .BS SRC.GLABEL.MAXLEN
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SRC.LLabel.ID .BS 1
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SRC.LLabel.Offset .BS 1
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SRC.ELabel.Flags .BS 1
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SRC.ELabel.Value .BS 4
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SRC.ELabel.Len .BS 1
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SRC.ELabel.Name .BS SRC.GLABEL.MAXLEN
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SRC.FLabel.Flags .BS 1
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SRC.FLabel.Value .BS 4
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SRC.FLabel.Len .BS 1
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SRC.FLabel.Name .BS SRC.GLABEL.MAXLEN
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UsrBuf256 .BS 256
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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.COUNT .BS 1
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SRC.hFILES .BS SRC.IN.MAXDEPTH
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SRC.hFILETYPES .BS SRC.IN.MAXDEPTH
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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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ASM.T.hMem .BS 1
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SYM.hCurSBlock .BS 1
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SYM.iCurSBlock .BS 1
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SYM.LastSBlock .BS 1
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SYM.hSBlocks .BS SYM.SBLOCK.MAX
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SYM.pCurGBlock .BS 1
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SYM.iCurGBlock .BS 1
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SYM.pLastGBlock .BS 1
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SYM.iLastGBlock .BS 1
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SYM.hGBlocks .BS SYM.GBLOCK.MAX
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SYM.hCurPBlock .BS 1
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SYM.iCurPBlock .BS 1
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SYM.LastPBlock .BS 1
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SYM.hPBlocks .BS SYM.PBLOCK.MAX
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SYM.hCurMBlock .BS 1
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SYM.iCurMBlock .BS 1
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SYM.LastMBlock .BS 1
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SYM.hMBlocks .BS SYM.MBLOCK.MAX
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SYM.DumpCount .BS 1
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DIR.Counter .BS 2
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DIR.Byte .BS 1
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ASM.PASS .BS 1
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ASM.MACRO.ON .BS 1
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ASM.DO.Count .BS 1
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ASM.DOELSE.Flag .BS SRC.DO.MAXDEPTH
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ASM.DO.ON .BS 1
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ASM.PH.ON .BS 1
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ASM.LI.ON .BS 1
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ASM.LI.CON .BS 1
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ASM.LI.XON .BS 1
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ASM.PC .BS 4
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ASM.PC.PH .BS 4
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ASM.PC.GLABEL .BS 4
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ASM.LOCAL.OFFSET .BS 1
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ASM.LOCAL.INVALID .BS 1
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ASM.SYM.ID .BS 2
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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.SRC/BIN/ASM.S
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ASM
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