mirror of
https://github.com/A2osX/A2osX.git
synced 2025-02-16 18:30:26 +00:00
446 lines
8.5 KiB
Plaintext
446 lines
8.5 KiB
Plaintext
PR#3
|
||
PREFIX /A2OSX.SRC
|
||
NEW
|
||
INC 1
|
||
AUTO 6
|
||
.LIST OFF
|
||
.OP 65C02
|
||
.OR $2000
|
||
.TF /A2OSX.BOOT/BIN/ASM
|
||
*---------------------------------------
|
||
.INB INC/MACROS.I
|
||
.INB INC/A2OSX.I
|
||
.INB INC/A2OSX.API.I
|
||
.INB INC/LIBSTR.I
|
||
*---------------------------------------
|
||
SYM.BLOCK.SIZE .EQ 4096
|
||
SYM.BLOCK.MAX .EQ 8
|
||
*---------------------------------------
|
||
ERR.INV.ARGS .EQ 1
|
||
ERR.SRC.INV.TYPE .EQ 2
|
||
ERR.SRC.TOO.LONG .EQ 3
|
||
ERR.SYM.TOO.LARGE .EQ 10
|
||
*--------------------------------------
|
||
* File Header (16 Bytes)
|
||
*--------------------------------------
|
||
CS.START cld
|
||
jmp (.1,x)
|
||
.DA #$61 6502,Level 1 (65c02)
|
||
.DA #1 BIN Layout Version 1
|
||
.DA 0
|
||
.DA CS.END-CS.START
|
||
.DA DS.END-DS.START Data Segment to Allocate
|
||
.DA 0
|
||
.DA 0
|
||
*--------------------------------------
|
||
* Relocation Table
|
||
*--------------------------------------
|
||
.1 .DA CS.INIT
|
||
.DA CS.RUN
|
||
.DA CS.DOEVENT
|
||
.DA CS.QUIT
|
||
L.LIBSTR .DA LIBSTR
|
||
L.MSG.HELP1 .DA MSG.HELP1
|
||
L.MSG.HELP2 .DA MSG.HELP2
|
||
L.MSG.SRCLINE .DA MSG.SRCLINE
|
||
L.READ.BUFFER .DA READ.BUFFER
|
||
.DA 0
|
||
*---------------------------------------
|
||
CS.INIT >LDYA L.LIBSTR
|
||
>LOADLIBYA
|
||
sta hLIBSTR
|
||
|
||
ldy #VAR.INIT
|
||
lda #0
|
||
.1 sta (pData),y
|
||
iny
|
||
cpy #VAR.INIT.END
|
||
bne .1
|
||
|
||
ldy #S.PS.hARGS
|
||
lda (pPs),y
|
||
bne CS.INIT.ARGS
|
||
|
||
>PUSHW L.MSG.HELP1
|
||
>LIBCALL hLIBSTR,LIBSTR.PRINTF
|
||
>PUSHW L.MSG.HELP2
|
||
>LIBCALL hLIBSTR,LIBSTR.PRINTF
|
||
lda #ERR.INV.ARGS
|
||
sec
|
||
rts
|
||
|
||
CS.INIT.ARGS >SYSCALL SYS.GetMemPtrA
|
||
>STYA ZPQuickPtr1
|
||
lda (ZPQuickPtr1)
|
||
beq .98
|
||
|
||
.1 ldy #1
|
||
lda (ZPQuickPtr1),y
|
||
cmp #'/'
|
||
bne .2
|
||
ldy #S.PS.hARGS
|
||
lda (pPs),y
|
||
>SYSCALL SYS.PStrCpyA
|
||
bra .3
|
||
|
||
.2 ldy #S.PS.hARGS
|
||
lda (pPs),y
|
||
>PUSHA
|
||
ldy #S.PS.hPREFIX
|
||
lda (pPs),y
|
||
>PUSHA
|
||
>SYSCALL SYS.PStrCat
|
||
|
||
.3 jsr SRC.OPEN
|
||
bcs .99
|
||
|
||
lda (pPs)
|
||
ora #S.PS.F.EVENT Now accept events
|
||
sta (pPs)
|
||
|
||
clc
|
||
rts
|
||
|
||
.98 lda #ERR.INV.ARGS
|
||
|
||
sec
|
||
.99 rts
|
||
*--------------------------------------
|
||
CS.RUN lda bCANCEL
|
||
beq .1
|
||
sec
|
||
rts
|
||
|
||
.1 lda bSTOP
|
||
beq .2
|
||
clc
|
||
rts
|
||
|
||
.2 jsr SRC.ReadLine
|
||
bcs .9
|
||
|
||
>PUSHWI TmpBuffer256
|
||
>PUSHW SRC.LINENUM
|
||
>PUSHW L.MSG.SRCLINE
|
||
>LIBCALL hLIBSTR,LIBSTR.PRINTF
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
CS.DOEVENT ldy #S.EVT.hDEV is Event from active IN device?
|
||
lda (pEvent),y
|
||
ldy #S.PS.hINDEV
|
||
cmp (pPs),y
|
||
bne .9
|
||
lda (pEvent)
|
||
and #S.EVT.F.KEY is it a KEY event?
|
||
beq .9
|
||
ldy #S.EVT.DATAHI is it an O or SAPPLE key ?
|
||
lda (pEvent),y
|
||
bne .9
|
||
ldy #S.EVT.DATALO
|
||
lda (pEvent),y
|
||
cmp #$03 Ctrl-C
|
||
bne .1
|
||
lda #$FF
|
||
sta bCANCEL
|
||
bra .8
|
||
.1 cmp #$13 Ctrl-S
|
||
bne .8
|
||
lda bSTOP
|
||
eor #$FF
|
||
sta bSTOP
|
||
|
||
.8 clc
|
||
rts
|
||
|
||
.9 sec
|
||
rts
|
||
*--------------------------------------
|
||
CS.QUIT ldy SRC.INDEX
|
||
lda (pData),y
|
||
bmi .8
|
||
|
||
.1 clc
|
||
adc #SRC.hREFNUMS
|
||
tay
|
||
lda (pData),y
|
||
>SYSCALL SYS.MLICloseA
|
||
|
||
ldy SRC.INDEX
|
||
lda (pData),y
|
||
clc
|
||
adc #SRC.hBUFFERS
|
||
tay
|
||
lda (pData),y
|
||
>SYSCALL SYS.FreeMemA
|
||
|
||
ldy SRC.INDEX
|
||
lda (pData),y
|
||
dec
|
||
sta (pData),y
|
||
bpl .1
|
||
|
||
.8 lda hLIBSTR
|
||
>SYSCALL SYS.UnloadLibA
|
||
clc
|
||
rts
|
||
*---------------------------------------
|
||
LOAD.ASM.T
|
||
clc
|
||
rts
|
||
*---------------------------------------
|
||
SRC.OPEN sta hFileName
|
||
>SYSCALL SYS.MLIOpenA
|
||
bcs .99
|
||
|
||
pha
|
||
ldy #SRC.INDEX
|
||
lda (pData),y
|
||
clc
|
||
adc #SRC.hREFNUMS
|
||
tay
|
||
pla
|
||
sta (pData),y
|
||
ldy #SRC.INDEX
|
||
lda (pData),y
|
||
clc
|
||
adc #SRC.hBUFFERS
|
||
tay
|
||
txa
|
||
sta (pData),y
|
||
|
||
lda hFileName
|
||
>SYSCALL SYS.MLIGetFileInfoA
|
||
bcs .99
|
||
|
||
>STYA ZPQuickPtr1
|
||
ldy #1
|
||
lda (ZPQuickPtr1),y
|
||
pha
|
||
|
||
ldy #SRC.INDEX
|
||
lda (pData),y
|
||
clc
|
||
adc #SRC.hFILETYPES
|
||
tay
|
||
pla
|
||
sta (pData),y
|
||
|
||
cmp #$04 TXT?
|
||
bne .1
|
||
|
||
>PUSHBI $0D
|
||
>PUSHBI $FF
|
||
>PUSHB SRC.hREFNUMS
|
||
>SYSCALL SYS.MLINewLine
|
||
bcs .99
|
||
|
||
.1 cmp #$FA BAS?
|
||
bne .98
|
||
|
||
ldy #SRC.INDEX
|
||
lda (pData),y
|
||
inc
|
||
sta (pData),y
|
||
clc
|
||
rts
|
||
|
||
.98 lda #ERR.SRC.INV.TYPE
|
||
|
||
.99 sec
|
||
rts
|
||
*---------------------------------------
|
||
SRC.ReadLine ldy #SRC.INDEX
|
||
lda (pData),y
|
||
clc
|
||
adc #SRC.hFILETYPES
|
||
tay
|
||
lda (pData),y
|
||
bmi SRC.ReadLine.BIN
|
||
jmp SRC.ReadLine.TXT
|
||
*---------------------------------------
|
||
SRC.ReadLine.BIN >LDYAI 3 LEN + LINENUM
|
||
jsr SRC.ReadLine.YA
|
||
bcs .9
|
||
|
||
lda READ.BUFFER+1
|
||
sta SRC.LINENUM
|
||
lda READ.BUFFER+2
|
||
sta SRC.LINENUM+1
|
||
|
||
lda READ.BUFFER
|
||
dec
|
||
dec
|
||
dec
|
||
beq .8
|
||
|
||
tay
|
||
lda #0
|
||
jsr SRC.ReadLine.YA
|
||
bcs .9
|
||
|
||
ldy #0
|
||
ldx #0
|
||
|
||
.1 lda READ.BUFFER,y
|
||
bmi .2
|
||
sta TmpBuffer256,x
|
||
beq .8 Ending 00
|
||
inx
|
||
beq .99
|
||
iny
|
||
bne .1
|
||
bra .99
|
||
.2 cmp #$C0 REPEAT char?
|
||
bne .5
|
||
iny
|
||
beq .99
|
||
lda READ.BUFFER,y
|
||
iny
|
||
beq .99
|
||
.3 pha
|
||
lda READ.BUFFER,y
|
||
sta TmpBuffer256,x
|
||
pla
|
||
inx
|
||
beq .99
|
||
dec
|
||
bne .3
|
||
iny
|
||
bne .1
|
||
bra .99
|
||
|
||
.5 and #$3F Compute blank count
|
||
.6 pha
|
||
lda #$20
|
||
sta TmpBuffer256,x
|
||
pla
|
||
inx
|
||
beq .99
|
||
dec
|
||
bne .6
|
||
iny
|
||
bne .1
|
||
bra .99
|
||
|
||
.8 clc
|
||
.9 rts
|
||
|
||
.99 lda #ERR.SRC.TOO.LONG
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
SRC.ReadLine.TXT
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
SRC.ReadLine.YA >PUSHYA
|
||
>PUSHW L.READ.BUFFER
|
||
ldy #SRC.INDEX
|
||
lda (pData),y
|
||
clc
|
||
adc #SRC.hREFNUMS
|
||
tay
|
||
lda (pData),y
|
||
>PUSHA
|
||
>SYSCALL SYS.MLIRead
|
||
rts
|
||
*---------------------------------------
|
||
SYM.ADD
|
||
clc
|
||
rts
|
||
|
||
*---------------------------------------
|
||
SYM.LOOKUP
|
||
clc
|
||
rts
|
||
*---------------------------------------
|
||
SYM.BLOCK.ALLOC ldx #0
|
||
.1 lda SYM.BLOCKS,x
|
||
beq .2
|
||
inx
|
||
cpx #SYM.BLOCK.MAX
|
||
bne .1
|
||
lda #ERR.SYM.TOO.LARGE
|
||
sec Out of block error
|
||
rts
|
||
|
||
.2 phx Save next free block
|
||
>LDYA SYM.BLOCK.SIZE
|
||
>SYSCALL SYS.GetMem
|
||
bcs .9
|
||
txa
|
||
plx
|
||
sta SYM.BLOCKS,x
|
||
clc
|
||
.9 rts
|
||
*---------------------------------------
|
||
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"
|
||
T.DIRECTIVES.END .EQ *
|
||
*---------------------------------------
|
||
LIBSTR >PSTRING "libstr.o"
|
||
MSG.HELP1 >CSTRING "A2osX-Macro Assembler (S-C MASM 2.0 Based)\n"
|
||
MSG.HELP2 >CSTRING "Usage : ASM <src file> [type TXT ($04) or S-C/BAS ($FA)]\n"
|
||
MSG.SRCLINE >CSTRING "%05D-%s\n"
|
||
hLIBSTR .BS 1
|
||
hFileName .BS 1
|
||
READ.BUFFER .BS 256
|
||
*--------------------------------------
|
||
.DUMMY
|
||
.OR 0
|
||
DS.START
|
||
*---------------------------------------
|
||
VAR.INIT
|
||
bSTOP .BS 1
|
||
bCANCEL .BS 1
|
||
SRC.INDEX .BS 1
|
||
SRC.hREFNUMS .BS 8 Store ref_num of opened files (Main, .INs & .INBs)
|
||
SRC.hBUFFERS .BS 8 Store hMem to allocated buffers
|
||
SRC.hFILETYPES .BS 8 Store file type of opened SRC files
|
||
|
||
SRC.LINENUM .BS 2
|
||
ASM.T.hFILENAME .BS 1
|
||
ASM.T.hFILE .BS 1 handle to loaded ASM.T.xxxxx
|
||
DST.hFILENAME .BS 1
|
||
DST.hREFNUM .BS 1
|
||
DST.hBUFFER .BS 1
|
||
VAR.INIT.END
|
||
*---------------------------------------
|
||
ASM.T.FILENAME .BS 65 PStr ProDOS Max Path Len +1
|
||
TARGET.FILENAME .BS 65 PStr ProDOS Max Path Len +1
|
||
TARGET.FILETYPE .BS 1
|
||
*---------------------------------------
|
||
ASM.PASS .BS 1
|
||
ASM.ORG .BS 4 32Bits Origin
|
||
SYM.BLOCKS .BS SYM.BLOCK.MAX
|
||
DS.END .ED
|
||
*---------------------------------------
|
||
MAN
|
||
SAVE BIN/ASM.S
|
||
ASM
|