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cleanup

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This commit is contained in:
Michael Steil 2008-10-12 19:50:23 +00:00
parent ee400a016f
commit 3f00cde052
9 changed files with 222 additions and 249 deletions
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1
TODO.txt
View File

@ -1,6 +1,5 @@
* split into files
* use linker magic to compile files separately
* use C enum for zero page
* convert messy init code into completely different
files without ifdefs (not much in common!)
* generate keyword and pointer list together

19
defines_apple.s
View File

@ -1,3 +1,19 @@
CONFIG_11 := 1
CBM2_APPLE := 1
CONFIG_SAFE_NAMENOTFOUND := 1
CBM2_KIM_APPLE := 1 ; OUTDO difference
CBM1_APPLE := 1
CBM_APPLE := 1
KIM_APPLE := 1
CONFIG_SCRTCH_ORDER := 1
CONFIG_PRINT_CR := 1 ; print CR when line end reached
; INPUTBUFFER > $0100
ZP_START = $55
JMPADRS = DSCLEN + 1
LOWTRX = LOWTR
Z00 := $0000
L0001 := $000B
GOWARM := $0003
@ -30,10 +46,7 @@ MONRDKEY := $FD0C
MONCOUT := $FDED
STACK_TOP := $F8
BYTES_PER_FRAME := $12
SPACE_FOR_GOSUB := $36
FOR_STACK1 := $0F
FOR_STACK2 := $09
NUM_TOKENS := $1C
BYTES_PER_ELEMENT := 6 ; ??? should be 5 on Apple
BYTES_PER_VARIABLE := 7

30
defines_cbm.s
View File

@ -1,4 +1,15 @@
.ifdef CBM1
CONFIG_CBM_ALL := 1
CONFIG_CBM1_PATCHES := 1 ; ** don't turn off! **
CBM1_APPLE := 1
CBM_APPLE := 1
CONFIG_DATAFLAG := 1
ZP_START = $65
JMPADRS = DSCLEN + 1
LOWTRX = LOWTR
USR := $0000
Z00 := $0000
INPUTBUFFERX := $0000
@ -29,6 +40,22 @@ CPRMASK := $0063
Z14 := $0064 ; Ctrl+O flag
Z96 := $020C
.else
CONFIG_CBM_ALL := 1
CONFIG_11 := 1
CONFIG_11_NOAPPLE := 1
CBM2_KBD := 1
CBM2_KIM := 1
CBM2_APPLE := 1
CBM2_KIM_APPLE := 1 ; OUTDO difference
CBM_APPLE := 1
CONFIG_DATAFLAG := 1
; INPUTBUFFER > $0100
ZP_START = $13
JMPADRS = DSCLEN + 1
LOWTRX = LOWTR
USR := $0000
Z00 := $0000
L0001 := $0001
@ -60,7 +87,6 @@ INPUTBUFFER := $0200;00A
INPUTBUFFERX := $0200
.endif
BYTES_PER_FRAME := $12
.ifdef CBM1
SPACE_FOR_GOSUB := $36
STACK_TOP := $FC
@ -68,8 +94,6 @@ STACK_TOP := $FC
SPACE_FOR_GOSUB := $3E
STACK_TOP := $FA
.endif
FOR_STACK1 := $0F
FOR_STACK2 := $09
NUM_TOKENS := $23
NULL_MAX := $0A
BYTES_PER_ELEMENT := 5

15
defines_kbd.s
View File

@ -1,3 +1,14 @@
CONFIG_SCRTCH_ORDER := 1
CONFIG_SMALL := 1
CBM2_KBD := 1
KIM_KBD := 1
CONFIG_11 := 1
CONFIG_11_NOAPPLE := 1
CONFIG_SAFE_NAMENOTFOUND := 1
; INPUTBUFFER > $0100
ZP_START = $15
Z00 := $0700
L0001 := $0001
L0002 := $0002
@ -24,6 +35,7 @@ SUBFLG := $000C;61
INPUTFLG := $000D;62
CPRMASK := $000E;63
Z14 := $000F;64 ; Ctrl+O flag
JMPADRS := $0093;A1
LOWTRX := $0094;AA ; $AB also EXPSGN?
@ -39,10 +51,7 @@ LOAD := $FFF4
SAVE := $FFF7
STACK_TOP := $FE
BYTES_PER_FRAME := $10
SPACE_FOR_GOSUB := $49
FOR_STACK1 := $0D
FOR_STACK2 := $08
NUM_TOKENS := $1D
NULL_MAX := $0A
BYTES_PER_ELEMENT := 4

17
defines_kim.s
View File

@ -1,3 +1,17 @@
KIM_KBD := 1
CONFIG_11 := 1
CONFIG_11_NOAPPLE := 1
CONFIG_SAFE_NAMENOTFOUND := 1
CBM2_KIM_APPLE := 1 ; OUTDO difference
KIM_APPLE := 1
CONFIG_NULL := 1
CONFIG_PRINT_CR := 1 ; print CR when line end reached
ZP_START = $63
JMPADRS = DSCLEN + 1
LOWTRX = LOWTR
Z00 := $0000
L0001 := $0001
L0002 := $0002
@ -30,10 +44,7 @@ MONRDKEY := $1E5A
MONCOUT := $1EA0
STACK_TOP := $FC
BYTES_PER_FRAME := $12
SPACE_FOR_GOSUB := $36
FOR_STACK1 := $0F
FOR_STACK2 := $09
NUM_TOKENS := $1D
NULL_MAX := $F2 ; probably different in original version; the image I have seems to be modified; see PDF
BYTES_PER_ELEMENT := 5

14
defines_osi.s
View File

@ -1,3 +1,14 @@
CONFIG_SMALL := 1
CONFIG_SCRTCH_ORDER := 1
CONFIG_NULL := 1
CONFIG_PRINT_CR := 1 ; print CR when line end reached
CONFIG_DATAFLAG := 1
ZP_START = $65
JMPADRS = DSCLEN + 1
LOWTRX = LOWTR
Z00 := $0000
L0001 := $0001
L0002 := $0002
@ -37,10 +48,7 @@ LOAD := $FFF4
SAVE := $FFF7
STACK_TOP := $FC
BYTES_PER_FRAME := $10
SPACE_FOR_GOSUB := $33
FOR_STACK1 := $0D
FOR_STACK2 := $08
NUM_TOKENS := $1C
NULL_MAX := $0A
BYTES_PER_ELEMENT := 4

6
macros.s
View File

@ -10,7 +10,11 @@
; For every token, a byte gets put into segment "DUMMY".
; This way, we count up with every token. The DUMMY segment
; doesn't get linked into the binary.
.macro define_token_init
.macro init_token_tables
.segment "VECTORS"
TOKEN_ADDRESS_TABLE:
.segment "KEYWORDS"
TOKEN_NAME_TABLE:
.segment "DUMMY"
DUMMY_START:
.endmacro

247
msbasic.s
View File

@ -2,245 +2,32 @@
.debuginfo +
.ifdef cbmbasic1
.if .def(cbmbasic1)
CBM1 := 1
.include "defines_cbm.s" ; 6
CONFIG_CBM_ALL := 1
CONFIG_CBM1_PATCHES := 1 ; ** don't turn off! **
CBM1_APPLE := 1
CBM_APPLE := 1
CONFIG_DATAFLAG := 1
.endif
.ifdef osi
.elseif .def(osi)
OSI := 1
.include "defines_osi.s"; 2
CONFIG_SMALL := 1
CONFIG_SCRTCH_ORDER := 1
CONFIG_NULL := 1
CONFIG_PRINT_CR := 1 ; print CR when line end reached
CONFIG_DATAFLAG := 1
.endif
.ifdef applesoft
.elseif .def(applesoft)
APPLE := 1
.include "defines_apple.s"; 10
CONFIG_11 := 1
CBM2_APPLE := 1
CONFIG_SAFE_NAMENOTFOUND := 1
CBM2_KIM_APPLE := 1 ; OUTDO difference
CBM1_APPLE := 1
CBM_APPLE := 1
KIM_APPLE := 1
CONFIG_SCRTCH_ORDER := 1
CONFIG_PRINT_CR := 1 ; print CR when line end reached
; INPUTBUFFER > $0100
.endif
.ifdef kb9
.elseif .def(kb9)
KIM := 1
.include "defines_kim.s" ; 7
KIM_KBD := 1
CONFIG_11 := 1
CONFIG_11_NOAPPLE := 1
CONFIG_SAFE_NAMENOTFOUND := 1
CBM2_KIM_APPLE := 1 ; OUTDO difference
KIM_APPLE := 1
CONFIG_NULL := 1
CONFIG_PRINT_CR := 1 ; print CR when line end reached
.endif
.ifdef cbmbasic2
.elseif .def(cbmbasic2)
CBM2 := 1
.include "defines_cbm.s" ; 11
CONFIG_CBM_ALL := 1
CONFIG_11 := 1
CONFIG_11_NOAPPLE := 1
CBM2_KBD := 1
CBM2_KIM := 1
CBM2_APPLE := 1
CBM2_KIM_APPLE := 1 ; OUTDO difference
CBM_APPLE := 1
CONFIG_DATAFLAG := 1
; INPUTBUFFER > $0100
.endif
.ifdef kbdbasic
.elseif .def(kbdbasic)
KBD := 1
.include "defines_kbd.s" ; 10
CONFIG_SCRTCH_ORDER := 1
CONFIG_SMALL := 1
CBM2_KBD := 1
KIM_KBD := 1
CONFIG_11 := 1
CONFIG_11_NOAPPLE := 1
CONFIG_SAFE_NAMENOTFOUND := 1
; INPUTBUFFER > $0100
.endif
BYTES_PER_FRAME := 2*BYTES_FP+8
FOR_STACK1 := 2*BYTES_FP+5
FOR_STACK2 := BYTES_FP+4
.include "macros.s"
.zeropage
.ifdef CBM1
.res $65
.endif
.ifdef CBM2
.res $13
.endif
.ifdef KIM
.res $63
.endif
.ifdef APPLE
.res $55
.endif
.ifdef OSI
.res $65
.endif
.ifdef KBD
.res $15
.endif
TEMPPT:
.res 1
LASTPT:
.res 2
TEMPST:
.res 9
INDEX:
.res 2
DEST:
.res 2
RESULT:
.ifdef CONFIG_SMALL
.res 3
.else
.res 4
.endif
RESULT_LAST:
.res 1
TXTTAB:
.res 2
VARTAB:
.res 2
ARYTAB:
.res 2
STREND:
.res 2
FRETOP:
.res 2
FRESPC:
.res 2
MEMSIZ:
.res 2
CURLIN:
.res 2
OLDLIN:
.res 2
OLDTEXT:
.res 2
Z8C:
.res 2
DATPTR:
.res 2
INPTR:
.res 2
VARNAM:
.res 2
VARPNT:
.res 2
FORPNT:
.res 2
LASTOP:
.res 2
CPRTYP:
.res 1
FNCNAM:
TEMP3:
.res 2
DSCPTR:
.ifdef CONFIG_SMALL
.res 2
.else
.res 3
.endif
DSCLEN:
.res 1
.ifndef KBD
JMPADRS:
.endif
.res 1
Z52:
.res 1
ARGEXTENSION:
.ifndef CONFIG_SMALL
.res 1
.endif
TEMP1:
.res 1
HIGHDS:
.res 2
HIGHTR:
.res 2
.ifndef CONFIG_SMALL
TEMP2:
.res 1
.endif
INDX:
TMPEXP:
.ifdef CONFIG_SMALL
TEMP2:
.endif
.res 1
EXPON:
.res 1
LOWTR:
.ifndef KBD
LOWTRX:
.endif
.res 1
EXPSGN:
.res 1
FAC:
.ifdef CONFIG_SMALL
.res 3
.else
.res 4
.endif
FAC_LAST:
.res 1
FACSIGN:
.res 1
SERLEN:
.res 1
SHIFTSIGNEXT:
.res 1
ARG:
.ifdef CONFIG_SMALL
.res 3
.else
.res 4
.endif
ARG_LAST:
.res 1
ARGSIGN:
.res 1
STRNG1:
.res 1
FACEXTENSION:
.res 1
STRNG2:
.res 2
CHRGET:
.res 6
CHRGOT:
.res 1
TXTPTR:
.res 6
.ifndef CONFIG_SMALL
L00CF:
.res 11
RNDSEED:
.endif
.include "zeropage.s"
.setcpu "6502"
.macpack longbranch
@ -253,12 +40,8 @@ STACK := $0100
.byte $00,$13,$56
.endif
define_token_init
init_token_tables
.segment "VECTORS"
TOKEN_ADDRESS_TABLE:
.segment "KEYWORDS"
TOKEN_NAME_TABLE:
keyword_rts "END", END
keyword_rts "FOR", FOR
keyword_rts "NEXT", NEXT
@ -334,7 +117,6 @@ TOKEN_NAME_TABLE:
.endif
keyword_rts "NEW", NEW
.segment "KEYWORDS"
keyword "TAB(", TOKEN_TAB
keyword "TO", TOKEN_TO
keyword "FN", TOKEN_FN
@ -359,6 +141,7 @@ TOKEN_NAME_TABLE:
.segment "VECTORS"
UNFNC:
keyword_addr "SGN", SGN, TOKEN_SGN
keyword_addr "INT", INT
keyword_addr "ABS", ABS
@ -6724,8 +6507,8 @@ MICROSOFT:
.endif
.ifdef CBM2
MICROSOFT:
.byte $A1,$54,$46,$8F,$13,$8F,$52
.byte $43,$89,$CD
.byte $A1,$54,$46,$8F,$13,$8F,$52,$43
.byte $89,$CD
.endif
.endif
ATN:

122
zeropage.s Normal file
View File

@ -0,0 +1,122 @@
.zeropage
.res ZP_START
TEMPPT:
.res 1
LASTPT:
.res 2
TEMPST:
.res 9
INDEX:
.res 2
DEST:
.res 2
RESULT:
.res BYTES_FP
RESULT_LAST = RESULT + BYTES_FP-1
TXTTAB:
.res 2
VARTAB:
.res 2
ARYTAB:
.res 2
STREND:
.res 2
FRETOP:
.res 2
FRESPC:
.res 2
MEMSIZ:
.res 2
CURLIN:
.res 2
OLDLIN:
.res 2
OLDTEXT:
.res 2
Z8C:
.res 2
DATPTR:
.res 2
INPTR:
.res 2
VARNAM:
.res 2
VARPNT:
.res 2
FORPNT:
.res 2
LASTOP:
.res 2
CPRTYP:
.res 1
FNCNAM:
TEMP3:
.res 2
DSCPTR:
.ifdef CONFIG_SMALL
.res 2
.else
.res 3
.endif
DSCLEN:
.res 2
Z52:
.res 1
ARGEXTENSION:
.ifndef CONFIG_SMALL
.res 1
.endif
TEMP1:
.res 1
HIGHDS:
.res 2
HIGHTR:
.res 2
.ifndef CONFIG_SMALL
TEMP2:
.res 1
.endif
INDX:
TMPEXP:
.ifdef CONFIG_SMALL
TEMP2:
.endif
.res 1
EXPON:
.res 1
LOWTR:
.res 1
EXPSGN:
.res 1
FAC:
.res BYTES_FP
FAC_LAST = FAC + BYTES_FP-1
FACSIGN:
.res 1
SERLEN:
.res 1
SHIFTSIGNEXT:
.res 1
ARG:
.res BYTES_FP
ARG_LAST = ARG + BYTES_FP-1
ARGSIGN:
.res 1
STRNG1:
.res 1
FACEXTENSION:
.res 1
STRNG2:
.res 2
CHRGET:
.res 6
CHRGOT:
.res 1
TXTPTR:
.res 6
.ifndef CONFIG_SMALL
L00CF:
.res 11
RNDSEED:
.endif