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.z80
extrn ?const,?conin,?cono
extrn getiff
extrn selbnk,@cbnk
global ddtz,bpent
global $stack
include config.inc
if CPU_Z180
include z180reg.inc
include z180.lib
endif
BS equ 08h
TAB equ 09h
CR equ 0dh
LF equ 0ah
DEL equ 7fh
CNTRX equ 'X'-'@'
TPA equ 100h
TOPRAM equ 0f000h
MEMDUMP_CNT equ 16 ;mem dump bytes per line
BP_CNT equ 12 ;number of breakbpoints
;--------------------------------------------------
;
; copy code to common memory and execute it there
comst macro
call ?excom
ds 1
?lcs defl $
endm
; mark end of common code snippet
comend macro
?lce defl $
?lclen defl ?lce-?lcs
org ?lcs-1
db ?lclen
org ?lce
ifndef ?lcmax
?lcmax defl 0
endif
if ?lclen gt ?lcmax
?lcmax defl ?lclen
endif
endm
cseg
;----------------------------------------------------------
MSG:
DB 'DDT/Z - HD64180 (ROM)'
DB CR,LF,0
HLPMSG:
DB 'DDT/Z180 (ROM) Commands:',CR,LF
DB '> @ examine/substitute the displacement register @',CR,LF
DB '> A [address] Assemble',CR,LF
DB '> B[X] display [or clear] all Breakpoints',CR,LF
DB ' B breakp [:count] [breakp..] set Breakpoints',CR,LF
DB ' BX address [address..] clear Breakpoints',CR,LF
DB '>>C[N][J] [count] trace over Calls [No list] [Jumps only]',CR,LF
DB ' C[N][J] W|U expression trace over Calls While|Until ...',CR,LF
DB '>>D [startadr] [endadr] Display memory in hex and ascii',CR,LF
DB '> G [startadr] [;breakp..] Go [to start] [temporary breakpoints]',CR,LF
DB '> H [expression [expression]] compute expressions / show High/max load adr.',CR,LF
DB '>>I [port] Input a byte from port',CR,LF
DB '>>L [startadr] [endadr] List disassembled code',CR,LF
DB '> M[V] startadr endadr destadr Move memory [and verify]',CR,LF
DB '>>O [byte] [port] Output a byte to port',CR,LF
DB '> Q[J] startadr endadr bytes Qery memory for byte string [Justified]',CR,LF
DB '> R [displacement] Read intel hex from console [add displacemt]',CR,LF
DB '> S address Substitute memory',CR,LF
DB '>>T[N][J] [count] Trace [No list] [Jumps only] [count steps]',CR,LF
DB ' T[N][J] W|U expression Trace While|Until expression',CR,LF
DB '> V startadr endadr destadr Verify (compare) two memory areas',CR,LF
DB '> X[register] eXamine [and substitute] registers',CR,LF
DB '> Y[0..9] eXamine [and substitute] Y variables',CR,LF
DB '> Z startadr endadr bytes Zap (fill) memory with a byte string',CR,LF
DB 0
ddtz:
ld sp,$stack
ld a,(wstrtflg) ;check warm start flag
or a
;;; jr nz,ddtz_w
exx
ld hl,sysramc
ld de,topcodbeg
ld bc,topcodend-topcodbeg
ldir
exx
if CPU_Z180
ld a,e
ld (ubbr),a
endif
ddtz_w:
ld hl,MSG
call PSTR
call ddtei
; DDTZ main loop
DDTZML:
ld sp,$stack
ld hl,l07eah
ld (CMD_ERR),hl
ld hl,(REG.PC)
ld (OFFS.pc),hl
call sub_0e68h
ld hl,(CMD_RPT)
ld de,DDTZML
call CP.HL.DE
ld a,'>'
call OUTCHAR
call nz,OUTCHAR
call z,OUTBL
call INLINE
call SKIPBL
jr z,exe_hl
ld hl,DDTZML
ld (CMD_RPT),hl
inc de
sub '?'
jr c,ERROR
cp 'Z'+1-'?'
jr nc,ERROR
add a,a
ld hl,CMDTAB
call ADD_HL_A
ld a,(hl)
inc hl
ld h,(hl)
ld l,a
jr exe_hl
ERROR:
ld hl,(CMD_ERR)
exe_hl:
call CALL.HL
jr DDTZML
CALL.HL:
jp (hl)
CMDTAB:
defw CMD.? ;Help
defw CMD.@ ;Offset
defw CMD.A ;Assemble
defw CMD.B ;Breakpoint
defw CMD.C ;Call
defw CMD.D ;Display
defw ERROR ;
defw ERROR ;
defw CMD.G ;Go
defw CMD.H ;Hex Math
defw CMD.I ;In Port
defw ERROR ;
defw ERROR ;
defw CMD.L ;List
defw CMD.M ;Move
defw ERROR ;
defw CMD.O ;Out Port
defw ERROR ;
defw CMD.Q ;Query
defw CMD.R ;Read Intel Hex
defw CMD.S ;Substitute
defw CMD.T ;Trace
defw ERROR ;
defw CMD.V ;Verify
defw ERROR ;
defw CMD.X ;eXamine
defw CMD.Y ;eXamine Y Registers
defw CMD.Z ;Zap (fill) memory
l07eah:
ld a,'?'
call OUTCHAR
jp CRLF
CMD.?:
call assert_eol
ld hl,HLPMSG
call PSTR
ret
$ci:
push hl
push de
push bc
call ?conin
pop bc
pop de
pop hl
ret
$co:
push hl
push de
push bc
ld c,a
call ?cono
pop bc
pop de
pop hl
ret
DELC:
ld a,b
or a
ret z
call DELC1
dec hl
dec b
inc c
ld a,(hl)
cp ' '
ret nc
DELC1:
push de
push hl
push bc
ld c,BS
call ?cono
ld c,' '
call ?cono
ld c,BS
call ?cono
pop bc
pop hl
pop de
ret
DELL:
ld a,b ;
or a ;
ret z ;
call DELC ;
jr DELL ;
INLINE:
push hl ;
ld hl,CI.BUF ;
ld c,(hl) ;
inc hl ;
ld b,000h ;
inc hl ;
inlnxtch:
ld a,c ;
or a ;
jr z,inl_e ;
call $ci ;
cp CR ;
jr z,inl_e ;Accept line
cp LF ;
jr z,inl_e ;Accept line
cp BS ;
jr nz,l0844h ;
call DELC ;Delete Char
jr inlnxtch ;
l0844h:
cp DEL ;
jr nz,l084dh ;
call DELC ;Delete Char
jr inlnxtch ;
l084dh:
cp CNTRX ;
jr nz,l0856h ;
call DELL ;Delete Line
jr inlnxtch ;
l0856h:
cp TAB ;
jr nz,l085ch ;
ld a,' ' ;
l085ch:
ld (hl),a ;
cp ' ' ;
jr nc,l0869h ;
ld a,'^' ;Controll characters
call $co ;
ld a,(hl) ;
add a,'@' ;
l0869h:
call $co ;
inc hl ;
inc b ;
dec c ;
jr inlnxtch ;
inl_e:
ld hl,ci.buf+1 ;
ld (hl),b ;
call CRLF ;
ld de,ci.buf+1 ;
ld a,(de) ;
ld b,a ;
ld c,000h ;
inc b ;
l0880h:
inc de ;
dec b ;
jr z,l08b2h ;
ld a,(de) ;
bit 0,c ;
call z,UPCASE ;
ld (de),a ;
cp '''' ;
jr nz,l0880h ;
push de ;
dec de ;
ld a,(de) ;
cp '''' ;
jr z,l08aeh ;
dec de ;
ld a,(de) ;
cp '^' ;
jr z,l08a2h ;
dec de ;
ld a,(de) ;
cp '^' ;
jr nz,l08aeh ;
l08a2h:
inc de ;
push bc ;
call sub_0a0eh ;
pop bc ;
dec de ;
ld a,(de) ;
cp '''' ;
jr z,l08afh ;
l08aeh:
inc c ;
l08afh:
pop de ;
jr l0880h ;
l08b2h:
xor a ;
ld (de),a ;
ld de,ci.buf+2 ;
pop hl ;
ret ;
UPCASE:
cp 'a' ;
ret c ;
cp 'z'+1 ;
ret nc ;
and 05fh ;
ret ;
out.hl.@:
call out.hl ;
push de ;
push hl ;
ld de,(offs.@) ;
ld a,d ;
or e ;
jr z,l08ddh ;
call OUTBL ;
ld a,'@' ;
call OUTCHAR ;
and a ;
sbc hl,de ;
call out.hl ;
l08ddh:
pop hl ;
pop de ;
ret ;
out.bin.w:
ld a,h ;
call out.bin.b ;
ld a,l ;
out.bin.b:
ld b,008h ;
l08e7h:
add a,a ;
push af ;
ld a,0 ;
adc a,a ;
call out.digit ;
pop af ;
djnz l08e7h ;
ld a,'"' ;
jp OUTCHAR ;
sub_08f7h:
ld a,'-' ;
call OUTCHAR ;
dec hl ;
jp cpl.hl ;
out.hl.decm:
push hl ;
call sub_08f7h ;
db 3eh ; ld a,0E5h
out.hl.dec:
push hl
ld b,6 ;
call sub_0917h ;
pop hl ;
ld a,'.' ;
call OUTCHAR ;
l0911h:
call OUTBL ;
djnz l0911h ;
ret ;
sub_0917h:
dec b
push de
ld de,10
call DIV_HL_DE
ld a,h
or l
call nz,sub_0917h
ld a,e
pop de
jr out.digit
sub_0928h:
push hl
call sub_08f7h
call out.hl
pop hl
ret
out.hl:
ld a,h
call out.hex
ld a,l
out.hex:
push af
rra
rra
rra
rra
call out.digit
pop af
out.digit:
and 00fh
cp 10
jr c,l0947h
add a,007h
l0947h:
add a,'0'
jr OUTCHAR
l094bh:
ld a,'-'
call OUTCHAR
ld a,040h
out.ascii:
ex af,af'
call outquote
ex af,af'
push af
res 7,a
cp ' '
jr nc,l0960h
sub 0c0h
l0960h:
call OUTCHAR
push af
cp ''''
call z,OUTCHAR
pop af
ex af,af'
call outquote
pop af
or a
ld a,'.'
call m,OUTCHAR
ex af,af'
jr c,l094bh
ret
outquote:
ld a,''''
OUTCHAR:
push hl
push de
push bc
push af
and 07fh
ld c,a
call ?cono
ld hl,CON.COL
inc (hl)
pop af
pop bc
pop de
pop hl
ret
inchar:
push hl
push de
push bc
call ?const
and a
jr z,inch1
call ?conin
scf
inch1:
pop bc
pop de
pop hl
ret
PSTR:
ld c,000h
l0995h:
ld a,(hl)
and a
ret z
call OUTCHAR
inc c
inc hl
and a
ret m
jr l0995h
outbl6:
call outbl2
outbl4:
call outbl2
outbl2:
call OUTBL
OUTBL:
ld a,' '
jr OUTCHAR
CRLF:
call inchar
ld a,CR
call OUTCHAR
ld a,LF
call OUTCHAR
ld a,000h
ld (CON.COL),a
jp c,DDTZML
ret
ADD_HL_A:
add a,l
ld l,a
ret nc
inc h
ret
SKIPBL0:
inc de
SKIPBL:
ld a,(de)
cp ' '
jr z,SKIPBL0
cp 009h
jr z,SKIPBL0
or a
ret
skip_to_nextarg:
call SKIPBL
cp ','
ret nz
inc de
call SKIPBL
cp a
ret
assert_eol:
call SKIPBL
ret z
l09e5h:
jp ERROR
chk.sp:
push hl
push de
ld hl,0
add hl,sp
ld de,$stack-50
call CP.HL.DE
pop de
pop hl
jr c,l09e5h
ret
CP.HL.DE:
and a
sbc hl,de
add hl,de
ret
lookupch:
ld b,000h
l0a00h:
ld a,(hl)
and a
ret z
ld a,(de)
cp (hl)
jr z,l0a0bh
inc hl
inc b
jr l0a00h
l0a0bh:
scf
inc de
ret
sub_0a0eh:
ld hl,b_0x132A_start
ld b,07fh
jr l0a17h
sub_0a15h:
ld b,0ffh
l0a17h:
inc b
ld a,(hl)
and a
ret z
call l0a27
jr nc,l0a17h
res 7,b
ret
sub_0a23h:
push bc
res 7,b
db 3eh ;0a26 ld a,0c5h
l0a27:
push bc
push de
l0a29h:
ld a,(de)
xor (hl)
and 07fh
jr nz,l0a41h
bit 7,(hl)
inc hl
inc de
jr z,l0a29h
scf
bit 7,b
call z,sub_0d20h
jr nc,l0a44h
pop af
scf
pop bc
ret
l0a41h:
call sub_0a50h
l0a44h:
pop de
and a
pop bc
ret
sub_0a48h:
inc b
l0a49h:
dec b
ret z
call sub_0a50h
jr l0a49h
sub_0a50h:
ld a,(hl)
and a
ret z
l0a53h:
ld a,(hl)
inc hl
and a
ret m
jr l0a53h
get_arg3:
call get_arg_range
push hl
push bc
call skip_to_nextarg
call get_arg
ex de,hl
pop bc
pop hl
ret
sub_0a68h:
call EXPR
jr c,error0
ret
get_arg:
call sub_0a68h
l0a71h:
jp assert_eol
get_lastarg_def:
call get_arg_def
jr l0a71h
get_arg_def:
push hl
call EXPR
jr c,l0a80h
ex (sp),hl
l0a80h:
pop hl
ret
sub_0a82h:
call sub_0a87h
jr l0a71h
sub_0a87h:
db 0e6h ;0a87 and 037h (clear carry)
get_arg_range:
scf
ex af,af'
push bc
push hl
call EXPR
jr nc,l0a97h
ex af,af'
jr c,error0
ex af,af'
pop hl
defb 03eh
l0a97h:
pop af
call sub_0aa5h
jr nc,l0aa3h
ex af,af'
pop bc
ret nc
error0:
jp ERROR
l0aa3h:
pop af
ret
sub_0aa5h:
call skip_to_nextarg
cp 'S'
jr nz,l0aadh
inc de
l0aadh:
push hl
push af
call EXPR
jr c,l0ac3h
ld b,h
ld c,l
pop af
pop hl
jr z,l0ac1h
ld a,c
sub l
ld c,a
ld a,b
sbc a,h
ld b,a
inc bc
l0ac1h:
and a
ret
l0ac3h:
pop af
pop hl
jr z,error0
scf
ret
EXPR:
call SKIPBL
EXPR1:
call do_subexpr
ret c
call do_rel_op
ret nc
push bc
push hl
call do_subexpr
jr c,error0
ex de,hl
ex (sp),hl
and a
sbc hl,de
ld hl,0ffffh
pop de
ret
do_op_eq:
jr z,l0af8h
jr l0af7h
do_op_ne:
jr nz,l0af8h
jr l0af7h
do_op_le:
jr z,l0af8h
do_op_lt:
jr c,l0af8h
jr l0af7h
do_op_gt:
jr z,l0af7h
do_op_ge:
jr nc,l0af8h
l0af7h:
inc hl
l0af8h:
and a
ret
do_rel_op:
push hl
ld hl,tab_eq_le_ge
call lookupch
jr nc,l0b28h
ld a,b
or a
jr z,l0b1ch
ld a,(de)
cp '='
jr nz,l0b11h
inc de
inc b
inc b
jr l0b1ch
l0b11h:
bit 0,b
jr z,l0b1ch
cp '>'
jr nz,l0b1ch
inc de
ld b,005h
l0b1ch:
ld hl,tab_func_eqlege
ld a,b
add a,a
call ADD_HL_A
ld c,(hl)
inc hl
ld b,(hl)
scf
l0b28h:
pop hl
ret
tab_eq_le_ge:
db '=<>',0
tab_func_eqlege:
defw do_op_eq
defw do_op_lt
defw do_op_gt
defw do_op_le
defw do_op_ge
defw do_op_ne
do_subexpr:
call do_factor
ret c
l0b3eh:
call do_binary_op
push hl
push bc
call do_factor
pop bc
ex de,hl
ex (sp),hl
jr nc,l0b52h
pop de
ld a,b
or c
ret z
jp ERROR
l0b52h:
ld a,b
or c
push bc
ret nz
pop bc
do_op_add:
add hl,de
l0b58h:
pop de
jr l0b3eh
do_op_sub:
and a
sbc hl,de
jr l0b58h
do_op_mlt:
push bc
if CPU_Z180
ld b,h
ld c,e
ld h,e
ld e,l
mlt bc
mlt de
mlt hl
ld a,h
add a,c
add a,e
ld h,a
else
ld b,h
ld c,l
ld hl,0
ld a,16
mlt_1:
add hl,hl
ex de,hl
add hl,hl
ex de,hl
jr nc,mlt_2
add hl,bc
mlt_2:
dec a
jr nz,mlt_1
endif
pop bc
jr l0b58h
do_op_div:
call DIV_HL_DE
jr l0b58h
do_op_mod:
call DIV_HL_DE
ex de,hl
jr l0b58h
; divide x/y
; hl: x
; de: y
; return:
; hl: q (x/y)
; de: r (x%y)
DIV_HL_DE:
push bc
ex de,hl ;de = x, hl = y
ld b,h ;bc = y
ld c,l
ld hl,0 ;r = 0
ld a,16 ;count
; de: x (x shifted out, q shifted in)
; bc: y
; hl: r (initially 0)
l0b89h:
ex de,hl ;x
add hl,hl ;x <<= 1
ex de,hl ;r
adc hl,hl ;r <<= 1
or a
sbc hl,bc
inc de
jr nc,div_no_restore
add hl,bc
dec de
div_no_restore:
dec a
jr nz,l0b89h
ex de,hl ;hl: q de: r
pop bc
ret
do_op_and:
ld a,h
and d
ld h,a
ld a,l
and e
ld l,a
jr l0b58h
do_op_or:
ld a,h
or d
ld h,a
ld a,l
or e
ld l,a
jr l0b58h
do_op_xor:
ld a,h
xor d
ld h,a
ld a,l
xor e
ld l,a
jr l0b58h
do_binary_op:
push hl
ld hl,tab_op_a
call lookupch
ld a,b
ld hl,tab_func_opa
add a,a
call ADD_HL_A
ld c,(hl)
inc hl
ld b,(hl)
pop hl
ret
tab_op_a:
DB '+-*/%&!#',0
tab_func_opa:
defw do_op_add
defw do_op_sub
defw do_op_mlt
defw do_op_div
defw do_op_mod
defw do_op_and
defw do_op_or
defw do_op_xor
defw 0
fact_factor:
call do_factor
ret nc
jp ERROR
do_factor:
call chk.sp
call get.number
ret nc
inc de
ld hl,TOPRAM
cp 'T'
ret z
ld hl,(HILOD)
cp 'H'
ret z
ld hl,(MAXLOD)
cp 'M'
ret z
ld hl,TPA
cp 'L'
ret z
ld hl,(offs.@)
cp '@'
ret z
ld hl,(OFFS.pc)
cp '$'
ret z
cp '-'
jr z,fact_factneg
cp '~'
jr z,fact_factinv
cp '+'
jr z,fact_factor
cp '^'
jr z,fact_reg.CPU
cp 'Y'
jr z,fact_reg.Y
cp '('
jr z,fact_mem
cp '['
jp z,EXPR_BRCKT ;0c35 [ expression ]
cp ''''
jr z,fact_factstring
dec de
scf
ret
fact_reg.Y:
call get.decdigit
jp c,ERROR
inc de
add a,a
ld hl,reg.Y
call ADD_HL_A
ld a,(hl)
inc hl
ld h,(hl)
ld l,a
and a
ret
fact_factstring:
ld hl,0
l0c56h:
ld a,(de)
cp ''''
jr z,l0c62h
and a
ret z
l0c5dh:
ld h,l
ld l,a
inc de
jr l0c56h
l0c62h:
inc de
ld a,(de)
cp ''''
jr z,l0c5dh
sub '.'
or a
ret nz
inc de
set 7,l
ret
fact_reg.CPU:
call sub_1315h
jr nc,l0cbbh
ld a,(hl)
inc hl
ld h,(hl)
ld l,a
and a
bit 0,c
ret nz
ld h,000h
ret
fact_factneg:
call fact_factor
dec hl
cpl.hl:
ld a,h
cpl
ld h,a
ld a,l
cpl
ld l,a
ret
fact_factinv:
call fact_factor
jr cpl.hl
fact_mem:
call EXPR1
jr c,l0cbbh
ld a,(de)
cp ')'
jr nz,l0cbbh
inc de
comst
ld a,(hl)
inc hl ;
ld h,(hl) ;
comend
ld l,a
ld a,(de)
inc de
cp '.'
ret z
dec de
xor a
ld h,a
ret
EXPR_BRCKT:
call EXPR1
jr c,l0cbbh
ld a,(de)
cp ']'
inc de
ret z
l0cbbh:
jp ERROR
get.number:
call get.hexdigit
ret c
push de
l0cc3h:
inc de
call get.hexdigit
jr nc,l0cc3h
pop de
cp '.'
jr z,l0d04h
cp '"'
jr z,l0ce9h
ld hl,0
l0cd5h:
call get.hexdigit
jr c,l0ce4h
add hl,hl
add hl,hl
add hl,hl
add hl,hl
call ADD_HL_A
inc de
jr l0cd5h
l0ce4h:
xor 'H'
ret nz
inc de
ret
l0ce9h:
ld hl,0
l0cech:
call get.bindigit
l0cefh:
inc de
jr c,l0cf8h
add hl,hl
call ADD_HL_A
jr l0cech
l0cf8h:
cp '"'
jp nz,ERROR
call get.bindigit
jr nc,l0cefh
or a
ret
l0d04h:
ld hl,0
l0d07h:
call get.decdigit
inc de
jr c,l0d1ah
push bc
add hl,hl ;0d0e hl *= 10
ld b,h
ld c,l
add hl,hl
add hl,hl
add hl,bc
pop bc
call ADD_HL_A
jr l0d07h
l0d1ah:
cp '.'
ret z
jp ERROR
sub_0d20h:
ld a,(de)
cp 05bh
jr l0d28h
get.hexdigit:
ld a,(de)
sub_0d26h:
cp 'F'+1
l0d28h:
ccf
ret c
cp 'A'
jr c,l0d32h
sub 'A'-10
ret
get.decdigit:
ld a,(de)
l0d32h:
cp '9'+1
jr l0d39h
get.bindigit:
ld a,(de)
cp '1'+1
l0d39h:
ccf
ret c
cp '0'
ret c
sub '0'
ret
l0d41h:
call assert_eol
prnt_cpustat:
call prnt_f
call outbl2
ld hl,b_0x0DFD_start
ld de,b_0x0E1D_start
ld b,006h
l0d52h:
call prnt_regs
djnz l0d52h
push hl
push de
ld iy,(REG.PC)
call sub_1f77h
exx
ex af,af'
call CRLF
call prnt_f2
call outbl2
pop de
pop hl
ld b,007h
l0d6fh:
call prnt_regs
djnz l0d6fh
exx
ex af,af'
and a
jr z,l0d7fh
call outbl6
call sub_1f5bh
l0d7fh:
jp crlf
prnt_f:
ld a,(reg.f)
call prnt_flags
ld a,(reg.iff)
cp 0f3h
jp z,outbl
ld a,'E'
jp outchar
prnt_f2:
ld a,(reg.f2)
call prnt_flags
jp outbl
prnt_flags:
ld b,a
ld a,'S'
call sub_0dbeh
ld a,'Z'
call sub_0dbeh
rl b
ld a,'H'
call sub_0dbeh
rl b
ld a,'V'
call sub_0dbeh
ld a,'N'
call sub_0dbeh
ld a,'C'
sub_0dbeh:
rl b
jp c,OUTCHAR
jp OUTBL
prnt_regs:
push bc
push de
call PSTR
ld a,'='
call OUTCHAR
ex (sp),hl
ld e,(hl)
inc hl
ld d,(hl)
inc hl
ld a,(hl)
inc hl
push hl
and a
jr z,l0df2h
push af
ld a,(de)
ld l,a
inc de
ld a,(de)
ld h,a
pop af
dec a
jr z,l0dedh
call out.hl.@
call z,outbl6
jr l0df6h
l0dedh:
call out.hl
jr l0df6h
l0df2h:
ld a,(de)
call out.hex
l0df6h:
call OUTBL
pop de
pop hl
pop bc
ret
b_0x0DFD_start:
DC 'A '
DC 'BC '
DC 'DE '
DC 'HL '
DC 'SP'
DC 'PC'
DC 'A'''
DC 'BC'''
DC 'DE'''
DC 'HL'''
DC 'IX'
DC 'IY'
DC 'I'
DB 0
b_0x0E1D_start:
defw reg.a
defb 000h
defw reg.c
defb 001h
defw reg.e
defb 001h
defw reg.l
defb 001h
defw reg.sp
defb 001h
defw reg.pc
defb 002h
defw reg.a2
defb 000h
defw reg.c2
defb 001h
defw reg.e2
defb 001h
defw reg.l2
defb 001h
defw reg.ix
defb 001h
defw reg.iy
defb 001h
defw reg.i
dw 0
CMD.G:
sub a
ld (TCFLG),a
ld (XA747),a
call EXPR
jr c,l0e54h
ld (REG.PC),hl
l0e54h:
call SKIPBL
jp z,l1183h
cp ';'
jp nz,ERROR
inc de
ld a,002h
call sub_0f24h
jp l1183h
sub_0e68h:
ld b,BP_CNT
ld ix,bp_tab
l0e6eh:
ld a,(ix+000h)
and 0f1h
ld (ix+000h),a
call sub_11c5h
ld de,BP_SIZE
add ix,de
djnz l0e6eh
ret
CMD.B:
call SKIPBL
jr z,l0ecbh
inc de
cp 'X'
jr z,l0e91h
dec de
ld a,001h
jp sub_0f24h
l0e91h:
call SKIPBL
jr z,l0ea6h
l0e96h:
call EXPR
jp c,assert_eol
push de
call sub_0ea7h
pop de
call skip_to_nextarg
jr l0e96h
l0ea6h:
scf
sub_0ea7h:
ld b,BP_CNT
ld ix,bp_tab
l0eadh:
push af
jr c,l0ebbh
ld e,(ix+002h)
ld d,(ix+003h)
call CP.HL.DE
jr nz,l0ec2h
l0ebbh:
ld (ix+000h),000h
call sub_11c5h
l0ec2h:
ld de,BP_SIZE
add ix,de
pop af
djnz l0eadh
ret
l0ecbh:
ld b,BP_CNT
ld ix,bp_tab
l0ed1h:
bit 0,(ix+000h)
jr z,l0f1ch
ld a,'R'
bit 4,(ix+000h)
jr nz,l0ee1h
ld a,' '
l0ee1h:
call OUTCHAR
call OUTBL
ld l,(ix+002h)
ld h,(ix+003h)
call out.hl.@
call outbl2
ld a,':'
call OUTCHAR
ld l,(ix+004h)
ld h,(ix+005h)
call out.hl
ld l,(ix+006h)
ld h,(ix+007h)
ld a,h
or l
jr z,l0f19h
call outbl4
ld a,'I'
call OUTCHAR
call outbl2
call PSTR
l0f19h:
call CRLF
l0f1ch:
ld de,BP_SIZE
add ix,de
djnz l0ed1h
ret
sub_0f24h:
ld b,a
call SKIPBL
ret z
cp 'R'
jr nz,l0f30h
inc de
set 4,b
l0f30h:
push bc
call EXPR
jp c,ERROR
pop bc
bit 0,b
push bc
push de
push hl
call nz,sub_0ea7h
pop hl
call sub_0f68h
pop de
ld (ix+002h),l
ld (ix+003h),h
call sub_0f80h
ld (ix+004h),l
ld (ix+005h),h
call sub_0f91h
ld (ix+006h),l
ld (ix+007h),h
call skip_to_nextarg
pop af
ld (ix+000h),a
and 00fh
jr sub_0f24h
sub_0f68h:
ld b,BP_CNT
ld ix,bp_tab
l0f6eh:
ld a,(ix+000h)
and 00fh
ret z
push bc
ld bc,BP_SIZE
add ix,bc
pop bc
djnz l0f6eh
jp ERROR
sub_0f80h:
call SKIPBL
ld hl,1
cp 03ah
ret nz
inc de
call EXPR
jp c,ERROR
ret
sub_0f91h:
call SKIPBL
cp 049h
ld hl,0
ret nz
inc de
call SKIPBL
push de
call EXPR
jp c,ERROR
ex de,hl
pop de
push de
sbc hl,de
ld b,h
ld c,l
ld hl,(sexp1)
push hl
add hl,bc
ld de,sexpbufe
call CP.HL.DE
jp nc,ERROR
pop hl
ld (sexp2),hl
pop de
ex de,hl
ldir
xor a
ld (de),a
inc de
ex de,hl
ld (sexp1),hl
ld hl,(sexp2)
ret
bpddtz:
if ROMSYS
ld h,ROMEN
jr z,l0fd2h
inc h
l0fd2h:
push hl ;save rom enable stat
endif
push bc
push de
push ix
push iy
ld a,i
ld h,a
ld l,000h
push hl ;save I register
if CPU_Z180
ld a,0f3h ;DI
jp po,l0fe6h
ld a,0fbh ;EI
else ;NMOS Z80 design flaw
call getiff ;return Carry set, if INTs are disabled.
ld a,0f3h ;DI
jr c,l0fe6h
ld a,0fbh ;EI
endif
l0fe6h:
ld (reg.iff),a
ld hl,ivtab
ld a,h
ld i,a
call ddtei
ex af,af'
push af
exx
push bc
push de
push hl
call bp.unset
if CPU_Z180
in0 a,(itc)
jp p,l1017h
res TRAP,a
out0 (itc),a
bit UFO,a
jr z,l1011h
ld hl,(REG.PC)
dec hl
ld (REG.PC),hl
l1011h:
ld hl,MSG_trap
call PSTR
l1017h:
endif
ld a,(XBFE8)
dec a
jr z,l1051h
call inchar
jr c,l102eh
call sub_1059h
and a
jp z,l1183h
and 083h
jp z,l284ah
l102eh:
call sub_0e68h
call prnt_cpustat
jp DDTZML
if CPU_Z180
MSG_trap:
DB CR,LF,'Undefined opcode trap'
DB CR,LF,0
endif
l1051h:
ld (XBFE8),a
ld c,007h
jp l119fh
sub_1059h:
ld a,080h
ex af,af'
sub a
ld (XA747),a
ld b,BP_CNT
ld ix,bp_tab
l1066h:
ld a,(ix+000h)
and 007h
jr z,l107eh
ld e,(ix+002h)
ld d,(ix+003h)
ld hl,(REG.PC)
call CP.HL.DE
push bc
call z,sub_1087h
pop bc
l107eh:
ld de,BP_SIZE
add ix,de
djnz l1066h
ex af,af'
ret
sub_1087h:
ex af,af'
res 7,a
ex af,af'
ld e,(ix+006h)
ld d,(ix+007h)
ld a,d
or e
ld hl,0ffffh
call nz,EXPR
ld a,h
or l
jr z,l10aeh
ld e,(ix+004h)
ld d,(ix+005h)
dec de
ld a,d
or e
jr z,l10b9h
ld (ix+004h),e
ld (ix+005h),d
l10aeh:
bit 4,(ix+000h)
ret z
ld a,001h
ld (XA747),a
ret
l10b9h:
ex af,af'
or (ix+000h)
ex af,af'
ret
bp.unset:
ld b,BP_CNT
ld ix,bp_tab
l10c5h:
bit 5,(ix+000h)
res 5,(ix+000h)
jr z,l10e7h
ld l,(ix+002h)
ld h,(ix+003h)
ld a,(ddtzrst)
comst
cp (hl)
comend
jr nz,l10e7h
ld a,(ix+001h)
comst
ld (hl),a
comend
l10e7h:
res 3,(ix+000h)
ld de,BP_SIZE
add ix,de
djnz l10c5h
ret
sub_10f3h:
ld b,BP_CNT
ld ix,bp_tab
l10f9h:
ld a,(ix+000h)
and 003h
jr z,l110dh
ld e,(ix+002h)
ld d,(ix+003h)
ld hl,(REG.PC)
call CP.HL.DE
ret z
l110dh:
ld de,BP_SIZE
add ix,de
djnz l10f9h
sub a
inc a
ret
sub_1117h:
call sub_0f68h
ld (ix+004h),001h
ld (ix+005h),000h
ld (ix+002h),l
ld (ix+003h),h
ld (ix+006h),000h
ld (ix+007h),000h
ld a,(XBFE8)
and a
ld a,008h
jr nz,l113ah
ld a,004h
l113ah:
ld (ix+000h),a
ret
bp.set:
ld b,BP_CNT
ld ix,bp_tab
l1144h:
ld a,(ix+000h)
and c
jr z,l117bh
set 5,(ix+000h)
ld l,(ix+002h)
ld h,(ix+003h)
ld a,(ddtzrst)
comst
ld e,(hl)
ld (hl),a
comend
ld (ix+001h),e
and 038h
ld h,0
ld l,a
ld de,bpent
comst ;
ld (hl),0c3h
inc hl
ld (hl),e
inc hl
ld (hl),d
comend
l117bh:
ld de,BP_SIZE
add ix,de
djnz l1144h
ret
l1183h:
sub a
ld (XBFE8),a
ld a,(XA747)
and a
call nz,prnt_cpustat
call sub_10f3h
ld c,007h
jr nz,l119fh
ld a,001h
ld (XBFE8),a
call sub_26e7h
ld c,008h
l119fh:
call bp.set
ld sp,$stack ;11a2 set/restore user cpu state
pop hl
pop de
pop bc
pop af
exx
ex af,af'
pop af
ld i,a
pop iy
pop ix
pop de
pop bc
if ROMSYS
pop hl
ld a,l
and M_MWI
ld l,a
di
in0 a,(dcntl)
and ~M_MWI
or l
ld l,a
ld a,h
else
pop hl
di
endif
jp $go ;11c2 common ram, switch banks and go to user prog
sub_11c5h:
ld a,(ix+000h)
and 003h
ret nz
ld e,(ix+006h)
ld d,(ix+007h)
ld a,d
or e
ret z
push bc
ld h,d
ld l,e
sub a
ld (ix+006h),a
ld (ix+007h),a
ld bc,0ffffh
cpir
l11e3h:
push de
ld de,(sexp1)
call CP.HL.DE
pop de
jr nc,l11f9h
call sub_11ffh
l11f1h:
ld a,(hl)
ldi
and a
jr nz,l11f1h
jr l11e3h
l11f9h:
ld (sexp1),de
pop bc
ret
sub_11ffh:
ld iy,bp_tab
push de
l1204h:
ld e,(iy+006h)
ld d,(iy+007h)
call CP.HL.DE
jr z,l1216h
ld de,BP_SIZE
add iy,de
jr l1204h
l1216h:
pop de
ld (iy+006h),e
ld (iy+007h),d
ret
CMD.Y:
call get.decdigit
jr c,l122fh
inc de
push af
call assert_eol
pop af
call sub_1248h
jp l127ch
l122fh:
call assert_eol
xor a
l1233h:
push af
call sub_1248h
call outbl4
pop af
inc a
bit 0,a
push af
call z,CRLF
pop af
cp LF
jr c,l1233h
ret
sub_1248h:
ld c,a
ld b,0
add a,'0'+080h
ld de,msg.Y+1
ld (de),a
dec de
ld hl,reg.Y
add hl,bc
add hl,bc
ex de,hl
ld c,003h
jp l129ah
CMD.X:
call SKIPBL
call sub_1315h
jp nc,l0d41h
call assert_eol
ld a,b
cp 01fh
jr z,l12c6h
cp 020h
jr z,l12b6h
ex de,hl
ld hl,b_0x132A_start
call sub_0a48h
l1279h:
call l129ah
l127ch:
call OUTBL
push de
push bc
call INLINE
call SKIPBL
jr z,l1297h
call get_arg
ld b,h
ld c,l
pop af
pop hl
ld (hl),c
bit 0,a
ret z
inc hl
ld (hl),b
ret
l1297h:
pop af
pop hl
ret
l129ah:
ld b,c
call PSTR
ld a,'='
call OUTCHAR
ld a,(de)
bit 0,b
jp z,out.hex
ld l,a
inc de
ld a,(de)
dec de
ld h,a
bit 1,b
jp z,out.hl
jp out.hl.@
l12b6h:
call prnt_f
ld a,0f3h
ld (reg.iff),a
scf
call sub_12d1h
ld (reg.f),a
ret
l12c6h:
call prnt_f2
and a
call sub_12d1h
ld (reg.f2),a
ret
sub_12d1h:
ex af,af'
ld b,000h
call outbl
call assert_eol
call inline
l12ddh:
call skipbl
ld a,b
ret z
push bc
ld hl,tab_pr_flags
call lookupch
jp nc,error
ld a,b
cp 008h
jr z,l12feh
inc b
ld a,001h
jr l12f7h
l12f6h:
rlca
l12f7h:
djnz l12f6h
pop bc
or b
ld b,a
jr l12ddh
l12feh:
ex af,af'
jp nc,ERROR
ex af,af'
ld a,0FBh
ld (reg.iff),a
pop bc
jr l12ddh
tab_pr_flags:
db 'CNV H ZSE'
db 0
sub_1315h:
call sub_0a0eh
ret nc
ld a,b
add a,b
add a,b
ld hl,b_0x136C_start
call ADD_HL_A
ld c,(hl)
inc hl
ld a,(hl)
inc hl
ld h,(hl)
ld l,a
scf
ret
b_0x132A_start:
if ROMSYS
DC 'ROMSEL'
endif
if CPU_Z180
DC 'CBAR'
DC 'BBR'
else
DC 'BNK'
endif
DC 'BC'''
DC 'DE'''
DC 'HL'''
DC 'BC'
DC 'DE'
DC 'HL'
DC 'A'''
DC 'B'''
DC 'C'''
DC 'D'''
DC 'E'''
DC 'H'''
DC 'L'''
DC 'A'
DC 'B'
DC 'C'
DC 'D'
DC 'E'
DC 'H'
DC 'L'
DC 'IX'
DC 'IY'
DC 'SP'
DC 'PC'
DC 'X'
DC 'Y'
DC 'S'
DC 'P'
DC 'I'
DC 'F'''
DC 'F'
DB 0
b_0x136C_start:
if ROMSYS
defb 000h
defw uromen
endif
if CPU_Z180
defb 000h
defw ucbar
defb 000h
defw ubbr
else
defb 000h
defw ubnk
endif
defb 003h
defw reg.c2
defb 003h
defw reg.e2
defb 003h
defw reg.l2
defb 003h
defw reg.c
defb 003h
defw reg.e
defb 003h
defw reg.l
defb 000h
defw reg.a2
defb 000h
defw reg.b2
defb 000h
defw reg.c2
defb 000h
defw reg.d2
defb 000h
defw reg.e2
defb 000h
defw reg.h2
defb 000h
defw reg.l2
defb 000h
defw reg.a
defb 000h
defw reg.b
defb 000h
defw reg.c
defb 000h
defw reg.d
defb 000h
defw reg.e
defb 000h
defw reg.h
defb 000h
defw reg.l
defb 003h
defw reg.ix
defb 003h
defw reg.iy
defb 003h
defw reg.sp
defb 003h
defw reg.pc
defb 003h
defw reg.ix
defb 003h
defw reg.iy
defb 003h
defw reg.sp
defb 003h
defw reg.pc
defb 000h
defw reg.i
defb 000h
defw reg.f2
defb 000h
defw reg.f
CMD.S:
ld hl,(lst.S)
call get_lastarg_def
l13d8h:
ld (lst.S),hl
call out.hl.@
call OUTBL
comst
ld a,(hl)
comend
call out.hex
call outbl2
call INLINE
call SKIPBL
inc hl
jr z,l13d8h
dec hl
inc de
cp '.'
jp z,assert_eol
cp '-'
jr nz,l1406h
ld a,(de)
or a
dec hl
jr z,l13d8h
inc hl
l1406h:
dec de
call get_bytes_m
jr l13d8h
CMD.@:
call assert_eol
ld hl,MSG_at
ld de,offs.@
ld c,001h
jp l1279h
MSG_at:
dc '@'
CMD.I:
ld hl,CMD.I
ld (CMD_RPT),hl
ld hl,(lst.IP)
call get_lastarg_def
ld (lst.IP),hl
ld b,h
ld c,l
if CPU_Z180
ld a,b
or a
jr nz,l1442h
ld a,c
ld hl,ucbar
cp cbar
jr z,l143fh
ld hl,ubbr
cp bbr
jr nz,l1442h
l143fh:
ld a,(hl)
jr l1444h
l1442h:
endif
in a,(c)
l1444h:
push af
call out.hex
call outbl4
pop af
call out.bin.b
jp CRLF
CMD.O:
ld hl,CMD.O
ld (CMD_RPT),hl
ld hl,(lst.OD)
call get_arg_def
ld a,l
ld (lst.OD),a
push af
call skip_to_nextarg
ld hl,(lst.OP)
call get_lastarg_def
ld (lst.OP),hl
ld b,h
ld c,l
if CPU_Z180
ld a,b
or a
jr nz,l1489h
ld a,c
ld hl,ucbar
cp cbar
jr z,l148dh
ld hl,ubbr
cp bbr
jr z,l148dh
cp cbr
jp z,ERROR
l1489h:
endif
pop af
out (c),a
ret
if CPU_Z180
l148dh:
pop af
ld (hl),a
ret
endif
CMD.V:
call get_arg3 ;1490 get from, size, to
cmp_mem:
push bc
comst
ld a,(de)
ld b,(hl)
comend
cp b
jr z,l14bah
ld c,a
call out.hl.@
call OUTBL
ld a,b
call out.hex
call outbl2
ld a,c
call out.hex
call OUTBL
ex de,hl
call out.hl.@
ex de,hl
call CRLF
l14bah:
pop bc
inc hl
inc de
dec bc
ld a,b
or c
jr nz,cmp_mem
ret
CMD.M:
ld a,(de)
cp 'V'
jr nz,bm_nv
inc de
bm_nv:
push af ;14c9 save 'V' flag
call get_arg3
push hl
push de
push bc
call CP.HL.DE
jr nc,bm_mvdown
add hl,bc
ex de,hl
add hl,bc
ex de,hl
dec hl
dec de
comst
lddr
comend
jr bm_done
bm_mvdown:
comst
ldir
comend
bm_done:
pop bc
pop de
pop hl
pop af
jr z,cmp_mem ;14ed validate?
ret
CMD.H:
call EXPR
jp c,l173ch ;no parameters, print High and Max
call skip_to_nextarg
push hl
call EXPR
push af
call assert_eol
pop af
ex de,hl
pop hl
jr c,l1511h
push hl
push de
add hl,de
call l1511h
pop de
pop hl
and a
sbc hl,de
l1511h:
call out.hl ;1511 val
call outbl2
call sub_0928h ;1517 -val
call outbl4
call out.hl.dec ;151d dec
call outbl2
call out.hl.decm ;1523 -dec
call outbl4
call out.bin.w ;1529 bin
call outbl2
ld a,l
call out.ascii
jp CRLF
CMD.Q:
ld a,(de)
sub 'J'
ld (lst.Qj),a
jr nz,l153fh
inc de
l153fh:
call get_arg_range
push bc
push hl
call sub_15a7h
pop hl
l1548h:
call sub_1594h
jr nz,l1562h
push bc
push hl
ld a,(lst.Qj)
or a
jr nz,l1559h
ld bc,-8
add hl,bc
l1559h:
ld bc,MEMDUMP_CNT
and a
call memdump
pop hl
pop bc
l1562h:
inc hl
ex (sp),hl
dec hl
ld a,h
or l
ex (sp),hl
jr nz,l1548h
pop bc
ret
CMD.Z:
call get_arg_range
push bc
push hl
call sub_15a7h
ld a,b
pop hl
pop bc
push hl
ex de,hl
l1579h:
push af
ld a,(hl)
comst
ld (de),a
comend
pop af
inc de
cpi
jp po,l1592h
dec a
jr nz,l1579h
pop hl
comst
ldir
comend
ret
l1592h:
pop hl
ret
sub_1594h:
push hl
push de
push bc
l1597h:
ld a,(de)
comst
cp (hl)
comend
jr nz,l15a3h
inc de
inc hl
djnz l1597h
l15a3h:
pop bc
pop de
pop hl
ret
sub_15a7h:
ld hl,ci.buf+1
call get_bytes
ld de,ci.buf+1
and a
sbc hl,de
ld b,l
ret nz
jp ERROR
get_bytes:
db 0e6h ;15b8 and 037h (clear carry, skip next opc)
get_bytes_m:
scf
l15bah:
push af
call skip_to_nextarg
cp 'W'
jr nz,l15d9h
inc de
push hl
call sub_0a68h
ex de,hl
pop bc
pop af
push af
push bc
ex (sp),hl
jr nc,l15d3h
comst
l15d3h:
ld (hl),e
comend
inc hl
ld c,d
pop de
jr l15e5h
l15d9h:
cp ''''
jr z,l15f1h
push hl
call EXPR
ld c,l
pop hl
jr c,l1626h
l15e5h:
pop af
push af
jr nc,l15edh
comst
l15edh:
ld (hl),c
comend
inc hl
jr l161eh
l15f1h:
inc de
ld a,(de)
cp ''''
jr z,l1607h
or a
jr z,l1626h
l15fah:
ld c,a
pop af
push af
jr nc,l1603h
comst
l1603h:
ld (hl),c
comend
inc hl
jr l15f1h
l1607h:
inc de
ld a,(de)
cp ''''
jr z,l15fah
cp '.'
jr nz,l161eh
inc de
dec hl
pop af
push af
jr nc,l161bh
comst
l161bh:
set 7,(hl)
comend
inc hl
l161eh:
pop af
jr nc,l15bah
ld (lst.S),hl
jr l15bah
l1626h:
pop af
ret nc
ld (lst.S),hl
ret
CMD.D:
ld hl,CMD.D
ld (CMD_RPT),hl
ld hl,(lst.D)
ld bc,00080h
call sub_0a82h
scf
memdump:
push bc
push de
push hl
ex af,af'
l1640h:
call out.hl.@
call z,outbl2
call OUTBL
ld de,0
l164ch:
comst
ld a,(hl)
comend
inc hl
call out.hex
call OUTBL
dec bc
inc e
ld a,e
cp 010h
jr z,l1668h
and 003h
call z,OUTBL
ld a,b
or c
jr nz,l164ch
l1668h:
call OUTBL
and a
sbc hl,de
l166eh:
comst
ld a,(hl)
comend
call sub_168fh
call OUTCHAR
inc hl
dec e
jr nz,l166eh
ex af,af'
jr nc,l1683h
ld (lst.D),hl
l1683h:
ex af,af'
call CRLF
ld a,b
or c
jr nz,l1640h
pop hl
pop de
pop bc
ret
sub_168fh:
and 07fh
cp 07fh
jr z,l1698h
cp 020h
ret nc
l1698h:
ld a,02eh
ret
; Read Intel Hex File from console.
CMD.R:
ld hl,0
call get_lastarg_def ;169e get offset from command line
push hl
ld hl,0
ld (HILOD),hl
w_recstart:
call i.getchar
jr z,l16deh
cp ':'
jr nz,w_recstart
ld c,0 ;16b1 init checksum
call i.gethexbyte ;16b3 record len
ld b,a
call i.gethexbyte ;16b7 address high
ld h,a
call i.gethexbyte ;16bb address low
ld l,a
call i.gethexbyte ;16bf record type (ignored)
ld a,b
and a ;16c3 record len == 0?
jr z,l16deh
l16c6h:
call i.gethexbyte
pop de ;16c9 offset
push de
push hl
add hl,de
call i.storebyte
pop hl
inc hl
djnz l16c6h ;16d2 repeat for record len
call i.gethexbyte ;16d4 checksum
ld a,c
and a
jp nz,ERROR ;16d9 exit if checksum error
jr w_recstart ;16dc next record
l16deh:
pop hl
call i.gethexbyte
jp l173fh
i.gethexbyte:
call sub_16f6h
rlca
rlca
rlca
rlca
ld d,a
call sub_16f6h
add a,d
ld d,a
add a,c
ld c,a
ld a,d
ret
sub_16f6h:
call i.getchar
jr z,l16ffh
call sub_0d26h
ret nc
l16ffh:
jp ERROR
i.getchar:
call $ci
cp 01ah
ret
i.storebyte:
push af
push de
ld de,TPA ;170a lowest allowed load address
call CP.HL.DE
jp c,ERROR
ld de,$stcka ;1713 highest allowed load address
call CP.HL.DE
jp nc,ERROR
ld de,(HILOD)
call CP.HL.DE
jr c,l1728h
ld (HILOD),hl
l1728h:
ld de,(MAXLOD)
call CP.HL.DE
jr c,l1734h
ld (MAXLOD),hl
l1734h:
pop de
pop af
comst
ld (hl),a ;173a store byte
comend
ret
l173ch:
call assert_eol
l173fh:
ld hl,MSG_high
call PSTR
ld hl,(HILOD)
call out.hl
ld hl,MSG_max
call PSTR
ld hl,(MAXLOD)
call out.hl
jp CRLF
MSG_high:
DC 'High = '
MSG_max:
DC ' Max = '
CMD.A:
ld hl,(lst.A)
call get_lastarg_def
push hl
pop iy
ld hl,l17c4h
ld (CMD_ERR),hl
ld (XB068),sp
l177ch:
push iy
pop hl
ld (lst.A),hl
ld (OFFS.pc),hl
push hl
call sub_1f3fh
pop iy
ld c,b
ld de,(offs.@)
ld a,d
or e
ld b,011h
jr z,l1798h
ld b,019h
l1798h:
call OUTBL
ld a,(CON.COL)
cp b
jr c,l1798h
push bc
call INLINE
pop bc
call SKIPBL
cp '.'
ret z
cp '-'
jr nz,l17b6h
ld iy,(XB06C)
jr l177ch
l17b6h:
and a
call nz,sub_17cdh
ld (XB06C),iy
ld b,0
add iy,bc
jr l177ch
l17c4h:
call l07eah
ld sp,(XB068)
jr l177ch
sub_17cdh:
call SKIPBL
ld hl,t_MNEMONICS
call sub_0a15h
jp nc,ERROR
call SKIPBL
push de
ld a,b
add a,b
add a,b
ld hl,b_0x17EE_start
call ADD_HL_A
ld e,(hl)
inc hl
ld d,(hl)
inc hl
ld b,(hl)
ex de,hl
pop de
jp (hl)
b_0x17EE_start:
defw l1b54h
b_0x17F0_start:
defb 088h
b_0x17F1_start:
defw l1b74h
b_0x17F3_start:
defb 080h
b_0x17F4_start:
defw l1babh
b_0x17F6_start:
defb 0a0h
b_0x17F7_start:
defw l1c14h
b_0x17F9_start:
defb 040h
b_0x17FA_start:
defw l1c38h
b_0x17FC_start:
defb 0c4h
b_0x17FD_start:
defw l1b36h
b_0x17FF_start:
defb 03fh
b_0x1800_start:
defw l1babh
b_0x1802_start:
defb 0b8h
b_0x1803_start:
defw gen.opc.ED2
b_0x1805_start:
defb 0a9h
b_0x1806_start:
defw gen.opc.ED2
b_0x1808_start:
defb 0b9h
b_0x1809_start:
defw gen.opc.ED2
b_0x180B_start:
defb 0a1h
b_0x180C_start:
defw gen.opc.ED2
b_0x180E_start:
defb 0b1h
b_0x180F_start:
defw l1b36h
b_0x1811_start:
defb 02fh
b_0x1812_start:
defw l1b36h
b_0x1814_start:
defb 027h
b_0x1815_start:
defw l1dabh
b_0x1817_start:
defb 005h
b_0x1818_start:
defw l1b36h
b_0x181A_start:
defb 0f3h
b_0x181B_start:
defw l1ca4h
b_0x181D_start:
defb 010h
b_0x181E_start:
defw l1b36h
b_0x1820_start:
defb 0fbh
b_0x1821_start:
defw l1d54h
b_0x1823_start:
defb 0e3h
b_0x1824_start:
defw l1b36h
b_0x1826_start:
defb 0d9h
b_0x1827_start:
defw l1b36h
b_0x1829_start:
defb 076h
b_0x182A_start:
defw l1cbfh
b_0x182C_start:
defb 046h
b_0x182D_start:
defw l1cf8h
b_0x182F_start:
defb 040h
b_0x1830_start:
defw l1dabh
b_0x1832_start:
defb 004h
b_0x1833_start:
defw gen.opc.ED2
b_0x1835_start:
defb 0aah
b_0x1836_start:
defw gen.opc.ED2
b_0x1838_start:
defb 0bah
b_0x1839_start:
defw gen.opc.ED2
b_0x183B_start:
defb 0a2h
b_0x183C_start:
defw gen.opc.ED2
b_0x183E_start:
defb 0b2h
b_0x183F_start:
defw l1c5eh
b_0x1841_start:
defb 0c2h
b_0x1842_start:
defw l1cabh
b_0x1844_start:
defb 020h
b_0x1845_start:
defw l1934h
b_0x1847_start:
defb 040h
b_0x1848_start:
defw gen.opc.ED2
b_0x184A_start:
defb 0a8h
b_0x184B_start:
defw gen.opc.ED2
b_0x184D_start:
defb 0b8h
b_0x184E_start:
defw gen.opc.ED2
b_0x1850_start:
defb 0a0h
b_0x1851_start:
defw gen.opc.ED2
b_0x1853_start:
defb 0b0h
b_0x1854_start:
defw gen.opc.ED2
b_0x1856_start:
defb 044h
b_0x1857_start:
defw l1b36h
b_0x1859_start:
defb 000h
b_0x185A_start:
defw l1babh
b_0x185C_start:
defb 0b0h
b_0x185D_start:
defw gen.opc.ED2
b_0x185F_start:
defb 0bbh
b_0x1860_start:
defw gen.opc.ED2
b_0x1862_start:
defb 0b3h
b_0x1863_start:
defw l1d2ch
b_0x1865_start:
defb 041h
b_0x1866_start:
defw gen.opc.ED2
b_0x1868_start:
defb 0abh
b_0x1869_start:
defw gen.opc.ED2
b_0x186B_start:
defb 0a3h
b_0x186C_start:
defw l1ce4h
b_0x186E_start:
defb 0c1h
b_0x186F_start:
defw l1ce4h
b_0x1871_start:
defb 0c5h
b_0x1872_start:
defw l1c14h
b_0x1874_start:
defb 080h
b_0x1875_start:
defw l1c50h
b_0x1877_start:
defb 0c0h
b_0x1878_start:
defw gen.opc.ED2
b_0x187A_start:
defb 04dh
b_0x187B_start:
defw gen.opc.ED2
b_0x187D_start:
defb 045h
b_0x187E_start:
defw l1bd8h
b_0x1880_start:
defb 010h
b_0x1881_start:
defw l1b36h
b_0x1883_start:
defb 017h
b_0x1884_start:
defw l1bd8h
b_0x1886_start:
defb 000h
b_0x1887_start:
defw l1b36h
b_0x1889_start:
defb 007h
b_0x188A_start:
defw gen.opc.ED2
b_0x188C_start:
defb 06fh
b_0x188D_start:
defw l1bd8h
b_0x188F_start:
defb 018h
b_0x1890_start:
defw l1b36h
b_0x1892_start:
defb 01fh
b_0x1893_start:
defw l1bd8h
b_0x1895_start:
defb 008h
b_0x1896_start:
defw l1b36h
b_0x1898_start:
defb 00fh
b_0x1899_start:
defw gen.opc.ED2
b_0x189B_start:
defb 067h
b_0x189C_start:
defw l1cd5h
b_0x189E_start:
defb 0c7h
b_0x189F_start:
defw l1b54h
b_0x18A1_start:
defb 098h
b_0x18A2_start:
defw l1b36h
b_0x18A4_start:
defb 037h
b_0x18A5_start:
defw l1c14h
b_0x18A7_start:
defb 0c0h
b_0x18A8_start:
defw l1bd8h
b_0x18AA_start:
defb 020h
b_0x18AB_start:
defw l1bd8h
b_0x18AD_start:
defb 028h
b_0x18AE_start:
defw l1bd8h
b_0x18B0_start:
defb 038h
b_0x18B1_start:
defw l1babh
b_0x18B3_start:
defb 090h
b_0x18B4_start:
defw l1babh
b_0x18B6_start:
defb 0a8h
b_0x18B7_start:
defw A.IN0
b_0x18B9_start:
defb 000h
b_0x18BA_start:
defw A.MLT
b_0x18BC_start:
defb 04ch
ld b,e
dec de
b_0x18BF_start:
defb 08bh
b_0x18C0_start:
defw gen.opc.ED2
b_0x18C2_start:
defb 09bh
b_0x18C3_start:
defw gen.opc.ED2
b_0x18C5_start:
defb 083h
b_0x18C6_start:
defw gen.opc.ED2
b_0x18C8_start:
defb 093h
b_0x18C9_start:
defw l18fdh
b_0x18CB_start:
defb 001h
b_0x18CC_start:
defw gen.opc.ED2
b_0x18CE_start:
defb 076h
b_0x18CF_start:
defw l191dh
b_0x18D1_start:
defb 004h
b_0x18D2_start:
defw l192ch
b_0x18D4_start:
defb 074h
A.IN0:
call sub_1e41h
jr nc,l1931h
cp 006h
jr z,l1931h
rlca
rlca
rlca
add a,b
ld b,a
call sub_1ed1h
call sub_1e06h
l18e9h:
call assert_eol
comst
ld (iy+000h),0edh
ld (iy+001h),b
ld (iy+002h),l
comend
ld c,003h
ret
l18fdh:
call sub_1e06h
call sub_1ed1h
call sub_1e41h
jr nc,l1931h
cp 006h
jr z,l1931h
rlca
rlca
rlca
add a,b
ld b,a
jr l18e9h
A.MLT:
call sub_1e2eh
jr nc,l1931h
add a,b
ld b,a
jp gen.opc.ED2
l191dh:
call sub_1e41h
jr nc,l192ah
rlca
rlca
rlca
add a,b
ld b,a
jp gen.opc.ED2
l192ah:
ld b,064h
l192ch:
call sub_1e12h
jr l18e9h
l1931h:
jp ERROR
l1934h:
call sub_1e41h
jp c,l19bfh
call sub_1e68h
jp c,l1a64h
call sub_1e2eh
jp c,l1a93h
call sub_1e50h
jp c,l1af0h
ld a,(de)
cp 049h
jp z,l1b0ch
cp 052h
jp z,l1b14h
cp 028h
jp nz,ERROR
inc de
call sub_1e2eh
jp c,l1b23h
call tst_EXPR
call sub_1ed8h
call sub_1ed1h
call sub_1e2eh
jr c,l19adh
call sub_1e50h
jr nc,l1991h
ld b,022h
l1978h:
call assert_eol
ld a,(pfx.IXY)
l197eh:
comst
ld (iy+000h),a
ld (iy+001h),b
ld (iy+002h),l
ld (iy+003h),h
comend
ld c,004h
ret
l1991h:
ld a,(de)
cp 041h
jp nz,ERROR
inc de
ld b,032h
l199ah:
call assert_eol
comst
ld (iy+000h),b
ld (iy+001h),l
ld (iy+002h),h
comend
ld c,003h
ret
l19adh:
cp 020h
jr z,l19bbh
add a,043h
ld b,a
l19b4h:
call assert_eol
ld a,0edh
jr l197eh
l19bbh:
ld b,022h
jr l199ah
l19bfh:
ld b,a
call sub_1ed1h
call sub_1e41h
jr nc,l19dbh
push af
ld a,b
rlca
rlca
rlca
ld b,a
pop af
add a,b
add a,040h
cp 076h
jp z,ERROR
l19d7h:
ld b,a
jp l1b36h
l19dbh:
call sub_1e68h
jr nc,l1a02h
ld a,b
rlca
rlca
rlca
add a,046h
cp 076h
jp z,ERROR
l19ebh:
ld b,a
call assert_eol
ld a,(pfx.IXY)
comst
ld (iy+000h),a
ld (iy+001h),b
ld (iy+002h),c
comend
ld c,003h
ret
l1a02h:
ld a,(de)
cp 'I'
jr z,l1a15h
cp 'R'
jr nz,l1a21h
ld a,b
cp 007h
jp nz,ERROR
ld b,05fh
jr l1a1dh
l1a15h:
ld a,b
cp 007h
jp nz,ERROR
ld b,057h
l1a1dh:
inc de
jp gen.opc.ED2
l1a21h:
cp '('
jr z,l1a3fh
call sub_1e12h
ld a,b ;1a28 ld r,nn
rlca
rlca
rlca
add a,006h
l1a2eh:
ld b,a
l1a2fh:
call assert_eol
comst
ld (iy+000h),b
ld (iy+001h),l
comend
ld c,002h
ret
l1a3fh:
inc de
ld a,b
cp 007h
jp nz,ERROR
call sub_1e2eh
jr nc,l1a59h
cp 030h
jp nc,ERROR
add a,00ah
ld b,a
call sub_1ed8h
jp l1b36h
l1a59h:
call tst_EXPR
call sub_1ed8h
ld b,03ah
jp l199ah
l1a64h:
call sub_1ed1h
call sub_1e41h
jr nc,l1a76h
cp 006h
jp z,ERROR
add a,070h
jp l19ebh
l1a76h:
call sub_1e12h
call assert_eol
ld a,(pfx.IXY)
comst
ld (iy+000h),a ;1a83 dd/fd
ld (iy+001h),036h
ld (iy+002h),c ;1a8a displacement
ld (iy+003h),l ;1a8d nn
comend
ld c,4
ret
l1a93h:
ld b,a
call sub_1ed1h
ld hl,t_HL.AF
call sub_0a23h
jr c,l1abeh
call sub_1e50h
jr nc,l1ac7h
ld a,b
cp 030h
jr nz,l1b20h
ld b,0f9h
l1aabh:
call assert_eol
ld a,(pfx.IXY)
comst
ld (iy+000h),a
ld (iy+001h),b
comend
ld c,002h
ret
l1abeh:
ld a,b
cp 030h
jr nz,l1b20h
ld b,0f9h
jr l1b36h
l1ac7h:
ld a,(de)
cp 028h
jr nz,l1ae3h
inc de
call tst_EXPR
call sub_1ed8h
ld a,b
cp 020h
jr z,l1adeh
add a,04bh
ld b,a
jp l19b4h
l1adeh:
ld b,02ah
jp l199ah
l1ae3h:
call tst_EXPR
call assert_eol
ld a,001h
add a,b
ld b,a
jp l199ah
l1af0h:
call sub_1ed1h
ld a,(de)
cp 028h
jr nz,l1b04h
inc de
call tst_EXPR
call sub_1ed8h
ld b,02ah
jp l1978h
l1b04h:
call tst_EXPR
ld b,021h
jp l1978h
l1b0ch:
inc de
call sub_1ed1h
ld b,047h
jr l1b1ah
l1b14h:
inc de
call sub_1ed1h
ld b,04fh
l1b1ah:
ld a,(de)
inc de
cp 041h
jr z,gen.opc.ED2
l1b20h:
jp ERROR
l1b23h:
cp 020h
jr nc,l1b20h
add a,002h
ld b,a
call sub_1ed8h
call sub_1ed1h
ld a,(de)
cp 041h
jr nz,l1b20h
inc de
l1b36h:
call assert_eol
comst
ld (iy+000h),b
comend
ld c,001h
ret
gen.opc.ED2:
call assert_eol
comst
ld (iy+000h),0edh
ld (iy+001h),b
comend
ld c,002h
ret
l1b54h:
ld hl,t_HL.AF
call sub_0a23h
jr nc,l1babh
call sub_1ed1h
call sub_1e2eh
jp nc,ERROR
push af
ld a,b
cp 088h
ld b,04ah
jr z,l1b6fh
ld b,042h
l1b6fh:
pop af
add a,b
l1b71h:
ld b,a
jr gen.opc.ED2
l1b74h:
ld hl,t_HL.AF
call sub_0a23h
jr c,l1b9dh
call sub_1e50h
jr nc,l1babh
call sub_1ed1h
ld hl,t_BC.DE.IX.SP
ld a,(pfx.IXY)
cp 0fdh
jr nz,l1b91h
ld hl,t_BC.DE.IY.SP
l1b91h:
call sub_1e2bh
jp nc,ERROR
add a,009h
l1b99h:
ld b,a
jp l1aabh
l1b9dh:
call sub_1ed1h
call sub_1e2eh
jp nc,ERROR
add a,009h
jp l19d7h
l1babh:
ld a,(de)
cp 041h
jr nz,l1bbbh
push de
inc de
call skip_to_nextarg
jr z,l1bbah
pop de
jr l1bbbh
l1bbah:
pop af
l1bbbh:
call sub_1e41h
jr c,l1bceh
call sub_1e68h
jr c,l1bd2h
call sub_1e12h
ld a,b
add a,046h
jp l1a2eh
l1bceh:
add a,b
jp l19d7h
l1bd2h:
ld a,b
add a,006h
jp l19ebh
l1bd8h:
call sub_1e41h
jr c,l1c01h
call sub_1e68h
jp nc,ERROR
ld a,b
add a,006h
ld b,a
l1be7h:
call assert_eol
ld a,(pfx.IXY)
comst
ld (iy+000h),a
ld (iy+001h),0cbh
ld (iy+002h),c
ld (iy+003h),b
comend
ld c,004h
ret
l1c01h:
add a,b
l1c02h:
ld b,a
call assert_eol
comst
ld (iy+000h),0cbh
ld (iy+001h),b
comend
ld c,002h
ret
l1c14h:
call sub_1de6h
call sub_1ed1h
call sub_1e41h
jr c,l1c2fh
call sub_1e68h
jp nc,ERROR
ld a,l
rlca
rlca
rlca
add a,006h
add a,b
ld b,a
jr l1be7h
l1c2fh:
add a,b
ld b,a
ld a,l
rlca
rlca
rlca
add a,b
jr l1c02h
l1c38h:
push de
call sub_1eb8h
jr nc,l1c47h
add a,b
ld b,a
call skip_to_nextarg
jr z,l1c49h
pop de
push de
l1c47h:
ld b,0cdh
l1c49h:
pop af
call tst_EXPR
jp l199ah
l1c50h:
call sub_1eb8h
jr nc,l1c59h
add a,b
ld b,a
jr l1c5bh
l1c59h:
ld b,0c9h
l1c5bh:
jp l1b36h
l1c5eh:
push de
call sub_1eb8h
jr c,l1c71h
l1c64h:
pop de
ld hl,b_0x1C97_start
call sub_0a15h
jr c,l1c7fh
ld b,0c3h
jr l1c79h
l1c71h:
add a,b
ld b,a
call skip_to_nextarg
jr nz,l1c64h
pop af
l1c79h:
call tst_EXPR
jp l199ah
l1c7fh:
call assert_eol
ld a,b
and a
jr nz,l1c8bh
ld b,0e9h
jp l1b36h
l1c8bh:
ld b,0ddh
dec a
jr z,l1c92h
ld b,0fdh
l1c92h:
ld l,0e9h
jp l1a2fh
b_0x1C97_start:
DC '(HL)'
DC '(IX)'
DC '(IY)'
DB 0
l1ca4h:
call skip_to_nextarg
ld b,010h
jr l1cb9h
l1cabh:
call sub_1ebfh
jr c,l1cb4h
ld b,018h
jr l1cb9h
l1cb4h:
add a,b
ld b,a
call sub_1ed1h
l1cb9h:
call sub_1defh
jp l1a2fh
l1cbfh:
call sub_1e12h
ld a,l
cp 003h
jr nc,l1d23h
and a
jr z,l1cd2h
ld b,056h
cp 001h
jr z,l1cd2h
ld b,05eh
l1cd2h:
jp gen.opc.ED2
l1cd5h:
call sub_1e12h
ld a,l
push af
add a,b
ld b,a
pop af
and 0c7h
jr nz,l1d23h
jp l1b36h
l1ce4h:
call sub_1e50h
jr c,l1cf2h
call sub_1e25h
jr nc,l1d23h
add a,b
jp l19d7h
l1cf2h:
ld a,b
add a,020h
jp l1b99h
l1cf8h:
call sub_1e41h
jr nc,l1d23h
cp 006h
jr z,l1d23h
rlca
rlca
rlca
add a,b
ld b,a
cp 078h
jr nz,l1d1ah
call sub_1ed1h
call sub_1d26h
jr c,l1d20h
call sub_1e06h
ld b,0dbh
jp l1a2fh
l1d1ah:
call sub_1ed1h
call sub_1d26h
l1d20h:
jp c,gen.opc.ED2
l1d23h:
jp ERROR
sub_1d26h:
ld hl,t__C_
jp sub_0a23h
l1d2ch:
call sub_1d26h
jr nc,l1d44h
call sub_1ed1h
call sub_1e41h
jr nc,l1d23h
cp 006h
jr z,l1d23h
rlca
rlca
rlca
add a,b
jp l1b71h
l1d44h:
call sub_1e06h
call sub_1ed1h
cp 041h
jr nz,l1d23h
inc de
ld b,0d3h
jp l1a2fh
l1d54h:
ld hl,b_0x1D80_start
call sub_0a15h
jp nc,ERROR
ld c,b
call assert_eol
ld b,000h
ld hl,b_0x1DA1_start
add hl,bc
add hl,bc
ld a,(hl)
comst
ld (iy+000h),a
comend
ld c,001h
inc hl
ld a,(hl)
and a
ret z
comst
ld (iy+001h),a
comend
ld c,002h
ret
b_0x1D80_start:
DC 'AF,AF'''
l1d86h:
DC 'DE,HL'
DC '(SP),HL'
DC '(SP),IX'
DC '(SP),IY'
db 000h
b_0x1DA1_start:
db 008h
db 000h
db 0ebh
db 000h
db 0e3h
db 000h
db 0ddh
db 0e3h
db 0fdh
db 0e3h
l1dabh:
call sub_1e50h
jr c,l1dc6h
call sub_1e2eh
jr c,l1dd2h
call sub_1e41h
jr c,l1ddfh
call sub_1e68h
jp nc,ERROR
ld a,b
add a,030h
jp l19ebh
l1dc6h:
ld a,b
ld b,023h
cp 004h
jr z,l1dcfh
ld b,02bh
l1dcfh:
jp l1aabh
l1dd2h:
push af
ld a,b
ld b,003h
cp 004h
jr z,l1ddch
ld b,00bh
l1ddch:
pop af
jr l1de2h
l1ddfh:
rlca
rlca
rlca
l1de2h:
add a,b
jp l19d7h
sub_1de6h:
call sub_1e12h
ld a,l
cp 008h
jr nc,error1
ret
sub_1defh:
call tst_EXPR
push bc
push iy
pop bc
and a
sbc hl,bc
dec hl
dec hl
pop bc
call sub_1e15h
ld a,h
xor l
bit 7,a
jr nz,error1
ret
sub_1e06h:
ld a,(de)
cp 028h
jr nz,sub_1e12h
inc de
call sub_1e12h
jp sub_1ed8h
sub_1e12h:
call tst_EXPR
sub_1e15h:
ld a,h
and a
ret z
inc a
ret z
jr error1
tst_EXPR:
push bc
call EXPR
pop bc
ret nc
error1:
jp ERROR
sub_1e25h:
push hl
ld hl,t_BC.DE.HL.AF
jr l1e32h
sub_1e2bh:
push hl
jr l1e32h
sub_1e2eh:
push hl
ld hl,t_BC.DE.HL.SP
l1e32h:
push bc
call sub_0a15h
jr nc,l1e3eh
ld a,b
rlca
rlca
rlca
rlca
scf
l1e3eh:
pop bc
pop hl
ret
sub_1e41h:
call SKIPBL
push bc
push hl
ld hl,t_BCDEHL_HL_A
call sub_0a15h
ld a,b
pop hl
pop bc
ret
sub_1e50h:
push hl
push bc
ld hl,t_IX.IY
call sub_0a15h
jr nc,l1e65h
ld a,0ddh
dec b
jr nz,l1e61h
ld a,0fdh
l1e61h:
ld (pfx.IXY),a
scf
l1e65h:
pop bc
pop hl
ret
sub_1e68h:
push hl
push bc
ld a,(de)
cp '('
jr nz,l1eb4h
push de
inc de
ld hl,t_IX.IY
call sub_0a15h
jr nc,l1eb3h
pop af
ld a,0ddh
dec b
jr nz,l1e81h
ld a,0fdh
l1e81h:
ld (pfx.IXY),a
ld a,(de)
cp '+'
jr z,l1e95h
cp ')'
ld hl,0
jr z,l1eadh
cp '-'
jp nz,ERROR
l1e95h:
push af
inc de
call sub_1e12h ;1e97 get displacement
pop af
cp '+'
jr z,l1ea7h
ld b,h
ld c,l
ld hl,0
and a
sbc hl,bc
l1ea7h:
ld a,(de)
cp ')'
jp nz,ERROR
l1eadh:
inc de
pop bc
ld c,l
pop hl
scf
ret
l1eb3h:
pop de
l1eb4h:
pop bc
pop hl
and a
ret
sub_1eb8h:
ld hl,t_tstfl_ZCPS
ld c,007h
jr l1ec4h
sub_1ebfh:
ld hl,t_tstfl_ZC
ld c,003h
l1ec4h:
push bc
call sub_0a15h
ld a,b
pop bc
ret nc
and c
rlca
rlca
rlca
scf
ret
sub_1ed1h:
call skip_to_nextarg
ret z
l1ed5h:
jp ERROR
sub_1ed8h:
ld a,(de)
cp 029h
jr nz,l1ed5h
inc de
ret
CMD.L:
ld hl,CMD.L
ld (CMD_RPT),hl
call EXPR
jr nc,l1eedh
ld hl,(lst.L)
l1eedh:
push hl
pop iy
call skip_to_nextarg
call sub_0aa5h
jr nc,l1f17h
call assert_eol
ld b,010h
l1efdh:
push bc
push iy
pop hl
push hl
call sub_1f3fh
call CRLF
pop iy
ld c,b
ld b,000h
add iy,bc
ld (lst.L),iy
pop bc
djnz l1efdh
ret
l1f17h:
call assert_eol
ld h,b
ld l,c
ld a,b
or c
jr nz,l1f21h
dec hl
l1f21h:
push hl
push iy
pop hl
push hl
call sub_1f3fh
call CRLF
pop iy
ld e,b
ld d,000h
add iy,de
ld (lst.L),iy
pop hl
and a
sbc hl,de
ret z
ret c
jr l1f21h
sub_1f3fh:
call out.hl.@
call z,OUTBL
call OUTBL
sub a
ld (CON.COL),a
call sub_1f77h
and a
ret z
l1f51h:
call OUTBL
ld a,(CON.COL)
cp 010h
jr c,l1f51h
sub_1f5bh:
ld de,(offs.@)
ld a,d
or e
ret z
ld a,'('
call OUTCHAR
ld a,'@'
call OUTCHAR
and a
sbc hl,de
call out.hl
ld a,')'
jp OUTCHAR
sub_1f77h:
sub a
ld (XBE03),a
call sub_1f9eh
jr nc,l1f91h
push bc
call sub_2581h
ex de,hl
call sub_1fdbh
pop bc
ld a,(XBE03)
ld hl,(XBE01)
scf
ret
l1f91h:
ld hl,b_0x1F9B_start
call PSTR
ld b,001h
sub a
ret
b_0x1F9B_start:
DC '???'
sub_1f9eh:
sub a
ld (is.pfx.IXY),a
comst
ld a,(iy+000h)
comend
cp 0edh
jp z,disas_pfx.ED
cp 0ddh
jr z,l1fc5h
cp 0fdh
jr z,l1fc9h
sub_1fb6h:
comst
ld a,(iy+000h)
comend
cp 0cbh
jp z,l2061h
jp l2078h
l1fc5h:
ld a,001h
jr l1fcbh
l1fc9h:
ld a,002h
l1fcbh:
ld (is.pfx.IXY),a
call sub_1fdch
ret nc
push bc
call sub_1fb6h
pop af
add a,b
ld b,a
scf
ret
sub_1fdbh:
jp (hl)
sub_1fdch:
inc iy
ld hl,b_0x2011_start
call sub_20bbh
ld b,002h
ret c
ld hl,l202ch
call sub_20bbh
ld b,001h
ret c
comst
ld a,(iy+000h)
comend
cp 0cbh
jr nz,l200fh
comst
ld a,(iy+002h)
comend
cp 036h
ret z
and 007h
cp 006h
jr nz,l200fh
ld b,002h
scf
ret
l200fh:
and a
ret
b_0x2011_start:
db 034h
db 035h
db 036h
db 046h
db 04eh
db 056h
db 05eh
db 066h
db 06eh
db 070h
db 071h
db 072h
db 073h
db 074h
db 075h
db 076h
db 077h
db 07eh
db 086h
db 08eh
db 096h
db 09eh
db 0a6h
db 0aeh
db 0b6h
db 0beh
db 000h
l202ch:
db 009h
db 019h
db 021h
db 022h
db 023h
db 029h
db 02ah
db 02bh
db 039h
db 0e1h
db 0e3h
db 0e5h
db 0e9h
db 0f9h
db 000h
disas_pfx.ED:
inc iy
ld hl,b_0x2200_start
call sub_209dh
ld b,002h
ret c
ld hl,l2235h
call lookup_opc
ld b,002h
ret c
ld hl,l228bh
call lookup_opc
ld b,003h
ret c
ld hl,l22b4h
call lookup_opc
ld b,004h
ret
l2061h:
push iy
inc iy
ld a,(is.pfx.IXY)
and a
jr z,l206dh
inc iy
l206dh:
ld hl,l22c9h
call lookup_opc
pop iy
ld b,002h
ret
l2078h:
ld hl,b_0x218B_start
call lookup_opc
ld b,002h
ret c
ld hl,b_0x20ED_start
call sub_209dh
ld b,001h
ret c
ld hl,b_0x2108_start
call lookup_opc
ld b,001h
ret c
ld hl,b_0x21D2_start
call lookup_opc
ret nc
ld b,003h
ret
sub_209dh:
ld a,(hl)
cp 0ffh
ret z
comst
cp (iy+000h)
comend
jr z,l20aeh
inc hl
inc hl
jr sub_209dh
l20aeh:
inc hl
ld c,(hl)
ld hl,t_MNEMONICS
ld b,000h
add hl,bc
ld de,l230bh
scf
ret
sub_20bbh:
ld a,(hl)
and a
ret z
inc hl
comst
cp (iy+000h)
comend
jr nz,sub_20bbh
scf
ret
lookup_opc:
comst
ld a,(iy+000h)
comend
and (hl)
inc hl
cp (hl)
jr z,l20dfh
inc hl
inc hl
inc hl
inc hl
ld a,(hl)
and a
jr nz,lookup_opc
ret
l20dfh:
inc hl
ld c,(hl)
inc hl
ld e,(hl)
inc hl
ld d,(hl)
ld hl,t_MNEMONICS
ld b,000h
add hl,bc
scf
ret
b_0x20ED_start: ; 1 byte opcodes (no parameters)
db 076h ;20ed halt
db 039h ;20ee
db 0d9h ;20ef exx
db 036h
db 0f3h ;20f1 di
db 02ch
db 0fbh ;20f3 ei
db 032h
db 000h ;20f5 nop
db 069h
db 007h ;20f7 rlca
db 09eh
db 00fh ;20f9 rrca
db 0adh
db 017h ;20fb rla
db 098h
db 01fh ;20fd rra
db 0a7h
db 027h ;20ff daa
db 026h
db 02fh ;2101 cpl
db 023h
db 037h ;2103 scf
db 0bah
db 03fh ;2105 ccf
db 010h
db 0ffh ;2107 EOT
b_0x2108_start: ; 1 byte opcodes
defb 0c0h ;2108 ld r,r
defb 040h
defb 056h
defw l22fch
defb 0f8h ;210d add a,r
defb 080h
defb 003h
defw l2305h
defb 0f8h ;2112 adc a,r
defb 088h
defb 000h
defw l2305h
defb 0f8h
defb 090h
defb 0c9h
defw l24ebh
defb 0f8h
defb 098h
defb 0b7h
defw l2305h
defb 0f8h
defb 0a0h
defb 006h
defw l24ebh
defb 0f8h
defb 0a8h
defb 0cch
defw l24ebh
defb 0f8h
defb 0b0h
defb 06ch
defw l24ebh
defb 0f8h
defb 0b8h
defb 013h
defw l24ebh
defb 0c7h
defb 0c0h ;2136 ret cc
defb 08bh
defw l2561h
defb 0c7h ;213a rst
defb 0c7h
defb 0b4h
defw l231eh
defb 0ffh ;213f ret
defb 0c9h
defb 08bh
defw l230bh
defb 0cfh ;2144 pop rr
defb 0c1h
defb 081h
defw l2546h
defb 0cfh ;2149 push rr
defb 0c5h
defb 084h
defw l2546h
defb 0ffh ;214e ex (sp),hl
defb 0e3h
defb 034h
defw l232ah
defb 0ffh ;2153 jp (hl)
defb 0e9h
defb 052h
defw l2338h
defb 0ffh ;2158 ex de,hl
defb 0ebh
defb 034h
defw l2345h
defb 0ffh ;215d ld sp,hl
defb 0f9h
defb 056h
defw l234bh
defb 0cfh ;2162 inc rr
defb 003h
defb 041h
defw l254bh
defb 0cfh ;2167 dec rr
defb 00bh
defb 029h
defw l254bh
defb 0c7h ;216c inc r
defb 004h
defb 041h
defw l24dfh
defb 0c7h ;2171 dec r
defb 005h
defb 029h
defw l24dfh
defb 0ffh ;2176 ex af,af'
defb 008h
defb 034h
defw l2357h
defb 0cfh ;217b add hl,rr
defb 009h
defb 003h
defw l235dh
defb 0efh ;2180 ld (rr),a ;rr=bc,de
defb 002h
defb 056h
defw l2366h
defb 0efh ;2185 ld a,(rr) ;rr=bc,de
defb 00ah
defb 056h
defw l236fh
defb 000h ;218a EOT
b_0x218B_start: ; 2 byte opdodes
defb 0c7h ;218b ld r,nn
defb 006h
defb 056h
defw l2384h
defb 0ffh ;2190 add a,nn
defb 0c6h
defb 003h
defw l237fh
defb 0ffh ;2195 adc a,nn
defb 0ceh
defb 000h
defw l237fh
defb 0ffh ;219a sub a,nn
defb 0d6h
defb 0c9h
defw l2397h
defb 0ffh
defb 0deh
defb 0b7h
defw l237fh
defb 0ffh ;21a4 and a,nn
defb 0e6h
defb 006h
defw l2397h
defb 0ffh
defb 0eeh
defb 0cch
defw l2397h
defb 0ffh
defb 0f6h
defb 06ch
defw l2397h
defb 0ffh ;21b3 cp a,nn
defb 0feh
defb 013h
defw l2397h
defb 0ffh ;21b8 djnz
defb 010h
defb 02eh
defw l23b0h
defb 0ffh ;21bd jr
defb 018h
defb 054h
defw l23b0h
defb 0e7h ;21c2 jr,cc
defb 020h
defb 054h
defw l23a1h
defb 0ffh
defb 0d3h ;21c8 out (nn),a
defb 076h
defw l23d5h
defb 0ffh ;21cc in a,(nn)
defb 0dbh
defb 03fh
defw l23c3h
defb 000h ;21d1 EOT
b_0x21D2_start: ; 3 byte opcodes
defb 0c7h
defb 0c2h
defb 052h
defw l23e0h
defb 0c7h
defb 0c4h
defb 00ch
defw l23e0h
defb 0cfh
defb 001h
defb 056h
defw l23fch
defb 0ffh
defb 0c3h
defb 052h
defw l23e6h
defb 0ffh
defb 0cdh
defb 00ch
defw l23e6h
defb 0ffh
defb 022h
defb 056h
defw l2404h
defb 0ffh
defb 02ah
defb 056h
defw l240dh
defb 0ffh
defb 032h
defb 056h
defw l2416h
defb 0ffh
defb 03ah
defb 056h
defw l2421h
defb 000h
b_0x2200_start: ; prefix ED + 1 byte opcode
defb 044h ;2200 neg
defb 066h
defb 045h ;2202 retn
defb 092h
defb 04dh ;2204 reti
defb 08eh
defb 067h ;2206 rrd
defb 0b1h
defb 06fh ;2208 rld
defb 0a2h
defb 0a0h ;220a ldi
defb 05fh
defb 0a1h
defb 01ch
defb 0a2h
defb 04bh
defb 0a3h
defb 07dh
defb 0a8h ;2212 ldd
defb 058h
defb 0a9h
defb 015h
defb 0aah
defb 044h
defb 0abh
defb 079h
defb 0b0h ;221a ldir
defb 062h
defb 0b1h
defb 01fh
defb 0b2h
defb 04eh
defb 0b3h
defb 072h
defb 0b8h ;2222 lddr
defb 05bh
defb 0b9h
defb 018h
defb 0bah
defb 047h
defb 0bbh
defb 06eh
defb 08bh ;222a otdm
defb 0d5h
defb 09bh ;222c otdmr
defb 0d9h
defb 083h ;222e otim
defb 0deh
defb 093h ;2230 otimr
defb 0e2h
defb 076h ;2232 slp
defb 0ebh
defb 0ffh ;2234 EOT
l2235h:
defb 0e7h ;2235 in r,(c) ;r=bcde
defb 040h
defb 03fh
defw l2455h
defb 0f7h ;223a in r,(c) ;r=hl
defb 060h
defb 03fh
defw l2455h
defb 0ffh ;223f in r,(c) ;r=a
defb 078h
defb 03fh
defw l2455h
defb 0e7h
defb 041h
defb 076h
defw l2461h
defb 0f7h
defb 061h
defb 076h
defw l2461h
defb 0ffh ;224e out (c),r ;r=a
defb 079h
defb 076h
defw l2461h
defb 0cfh ;2253 sbc hl,rr
defb 042h
defb 0b7h
defw l246dh
defb 0cfh ;2258 adc hl,rr
defb 04ah
defb 000h
defw l246dh
defb 0ffh ;225d im 0
defb 046h
defb 03dh
defw l2427h
defb 0ffh ;2262 im 1
defb 056h
defb 03dh
defw l242bh
defb 0ffh ;2267 im 2
defb 05eh
defb 03dh
defw l242fh
defb 0ffh ;226c ld i,a
defb 047h
defb 056h
defw l2434h
defb 0ffh
defb 057h
defb 056h
defw l2439h
defb 0ffh
defb 04fh
defb 056h
defw l243eh
defb 0ffh
defb 05fh
defb 056h
defw l2443h
defb 0cfh ;2280 mlt rr
defb 04ch
defb 0d2h
defw l254bh
defb 0c7h ;2285 tst r
defb 004h
defb 0eeh
defw l24dfh
defb 000h
l228bh:
defb 0e7h
defb 000h
defb 0cfh
b_0x228E_start:
defw l230ch
b_0x2290_start:
defb 0f7h
defb 020h
defb 0cfh
b_0x2293_start:
defw l230ch
b_0x2295_start:
defb 0ffh
defb 038h
defb 0cfh
b_0x2298_start:
defw l230ch
b_0x229A_start:
defb 0e7h
defb 001h
defb 0e7h
b_0x229D_start:
defw l2315h
b_0x229F_start:
defb 0f7h
defb 021h
defb 0e7h
b_0x22A2_start:
defw l2315h
b_0x22A4_start:
defb 0ffh
defb 039h
defb 0e7h
b_0x22A7_start:
defw l2315h
b_0x22A9_start:
defb 0ffh
defb 064h
defb 0eeh
b_0x22AC_start:
defw l2397h
b_0x22AE_start:
defb 0ffh
defb 074h
defb 0f1h
b_0x22B1_start:
defw l2397h
b_0x22B3_start:
defb 000h
l22b4h:
defb 0efh
defb 043h
defb 056h
b_0x22B7_start:
defw l2476h
b_0x22B9_start:
defb 0ffh
defb 073h
defb 056h
b_0x22BC_start:
defw l2476h
b_0x22BE_start:
defb 0efh
defb 04bh
defb 056h
b_0x22C1_start:
defw l247fh
b_0x22C3_start:
defb 0ffh
defb 07bh
defb 056h
b_0x22C6_start:
defw l247fh
b_0x22C8_start:
defb 000h
l22c9h:
defb 0f8h
defb 000h
defb 09bh
b_0x22CC_start:
defw l24aeh
b_0x22CE_start:
defb 0f8h
defb 008h
defb 0aah
b_0x22D1_start:
defw l24aeh
b_0x22D3_start:
defb 0f8h
defb 010h
defb 096h
b_0x22D6_start:
defw l24aeh
b_0x22D8_start:
defb 0f8h
defb 018h
defb 0a5h
b_0x22DB_start:
defw l24aeh
b_0x22DD_start:
defb 0f8h
defb 020h
defb 0c0h
b_0x22E0_start:
defw l24aeh
b_0x22E2_start:
defb 0f8h
defb 028h
defb 0c3h
b_0x22E5_start:
defw l24aeh
b_0x22E7_start:
defb 0f8h
defb 038h
defb 0c6h
b_0x22EA_start:
defw l24aeh
b_0x22EC_start:
defb 0c0h
defb 040h
defb 009h
b_0x22EF_start:
defw l2487h
b_0x22F1_start:
defb 0c0h
defb 080h
defb 088h
b_0x22F4_start:
defw l2487h
b_0x22F6_start:
defb 0c0h
defb 0c0h
defb 0bdh
b_0x22F9_start:
defw l2487h
b_0x22FB_start:
defb 000h
l22fch:
call l24dfh
call sub_257ch
jp l24ebh
l2305h:
call sub_2579h
jp l24ebh
l230bh:
ret
l230ch:
call l24dfh
call sub_257ch
jp l23c6h
l2315h:
call l23c6h
call sub_257ch
jp l24dfh
l231eh:
comst
ld a,(iy+000h)
comend
and 038h
jp out.hex
l232ah:
ld hl,b_0x2333_start
call PSTR
jp l253eh
b_0x2333_start:
DC '(SP),'
l2338h:
ld a,'('
call OUTCHAR
call l253eh
ld a,')'
jp OUTCHAR
l2345h:
ld hl,l1d86h
jp PSTR
l234bh:
ld hl,b_0x2354_start
call PSTR
jp l253eh
b_0x2354_start:
DC 'SP,'
l2357h:
ld hl,b_0x1D80_start
jp PSTR
l235dh:
call l253eh
call sub_257ch
jp l254bh
l2366h:
call sub_2372h
call sub_257ch
jp l23dbh
l236fh:
call sub_2579h
sub_2372h:
ld a,'('
call OUTCHAR
call l254bh
ld a,')'
jp OUTCHAR
l237fh:
call sub_2579h
jr l2397h
l2384h:
call l24dfh
call sub_257ch
ld a,(is.pfx.IXY)
and a
comst
ld a,(iy+002h)
comend
jr nz,l239eh
l2397h:
comst
ld a,(iy+001h)
comend
l239eh:
jp out.hex
l23a1h:
comst
ld a,(iy+000h)
comend
and 018h
call sub_2568h
call sub_257ch
l23b0h:
comst
ld c,(iy+001h)
comend
ld a,c
rla
sbc a,a
ld b,a
push iy
pop hl
add hl,bc
inc hl
inc hl
jr l23f0h
l23c3h:
call sub_2579h
l23c6h:
ld a,028h
call OUTCHAR
comst
ld a,(iy+001h)
comend
jp l252bh
l23d5h:
call l23c6h
call sub_257ch
l23dbh:
ld a,041h
jp OUTCHAR
l23e0h:
call l2561h
call sub_257ch
l23e6h:
comst
ld l,(iy+001h)
ld h,(iy+002h)
comend
l23f0h:
ld a,002h
sub_23f2h:
ld (XBE03),a
ld (XBE01),hl
call out.hl
ret
l23fch:
call l254bh
call sub_257ch
jr l23e6h
l2404h:
call sub_24c6h
call sub_257ch
jp l253eh
l240dh:
call l253eh
call sub_257ch
jp sub_24c6h
l2416h:
call sub_24c6h
call sub_257ch
ld a,041h
jp OUTCHAR
l2421h:
call sub_2579h
jp sub_24c6h
l2427h:
ld a,030h
jr l2431h
l242bh:
ld a,031h
jr l2431h
l242fh:
ld a,032h
l2431h:
jp OUTCHAR
l2434h:
ld hl,b_0x2449_start
jr l2446h
l2439h:
ld hl,l244ch
jr l2446h
l243eh:
ld hl,l244fh
jr l2446h
l2443h:
ld hl,l2452h
l2446h:
jp PSTR
b_0x2449_start:
DC 'I,A'
l244ch:
DC 'A,I'
l244fh:
DC 'R,A'
l2452h:
DC 'A,R'
l2455h:
call l24dfh
call sub_257ch
ld hl,t__C_
jp PSTR
l2461h:
ld hl,t__C_
call PSTR
call sub_257ch
jp l24dfh
l246dh:
call l253eh
call sub_257ch
jp l254bh
l2476h:
call sub_24c6h
call sub_257ch
jp l254bh
l247fh:
call l254bh
call sub_257ch
jr sub_24c6h
l2487h:
ld a,(is.pfx.IXY)
and a
jr nz,l2496h
comst
ld a,(iy+001h)
comend
jr l249dh
l2496h:
comst
ld a,(iy+002h)
comend
l249dh:
push af
rra
rra
rra
and 007h
add a,'0'
call OUTCHAR
call sub_257ch
pop af
jr l24f2h
l24aeh:
ld a,(is.pfx.IXY)
and a
jr nz,l24bdh
comst
ld a,(iy+001h)
comend
jr l24c4h
l24bdh:
comst
ld a,(iy+002h)
comend
l24c4h:
jr l24f2h
sub_24c6h:
ld a,'('
call OUTCHAR
comst
ld l,(iy+001h)
ld h,(iy+002h)
comend
ld a,001h
call sub_23f2h
ld a,')'
jp OUTCHAR
l24dfh:
comst
ld a,(iy+000h)
comend
rra
rra
rra
jr l24f2h
l24ebh:
comst
ld a,(iy+000h)
comend
l24f2h:
and 007h
cp 006h
jr nz,l2533h
ld a,(is.pfx.IXY)
and a
ld a,006h
jr z,l2533h
ld hl,b_0x2538_start
ld a,(is.pfx.IXY)
dec a
jr z,l250ch
ld hl,b_0x253B_start
l250ch:
call PSTR
comst
ld a,(iy+001h)
comend
and a
push af
jp m,l2523h
ld a,'+'
call OUTCHAR
pop af
jr l252bh
l2523h:
ld a,'-'
call OUTCHAR
pop af
neg
l252bh:
call out.hex
ld a,')'
jp OUTCHAR
l2533h:
ld hl,t_BCDEHL_HL_A
jr l2572h
b_0x2538_start:
DC '(IX'
b_0x253B_start:
DC '(IY'
l253eh:
ld a,(is.pfx.IXY)
ld hl,t_HL.IX.IY
jr l2572h
l2546h:
ld hl,t_BC.DE.HL.AF
jr l254eh
l254bh:
ld hl,t_BC.DE.HL.SP
l254eh:
comst
ld a,(iy+000h)
comend
rra
rra
rra
rra
and 003h
cp 002h
jr z,l253eh
jr l2572h
l2561h:
comst
ld a,(iy+000h)
comend
sub_2568h:
rra
rra
rra
and 007h
ld hl,t_tstfl_ZCPS
jr l2572h
l2572h:
ld b,a
call sub_0a48h
jp PSTR
sub_2579h:
call l23dbh
sub_257ch:
ld a,','
jp OUTCHAR
sub_2581h:
call PSTR
l2584h:
call OUTBL
inc c
ld a,c
cp 006h
jr nz,l2584h
ret
t_MNEMONICS:
DC 'ADC'
DC 'ADD'
DC 'AND'
DC 'BIT'
DC 'CALL'
DC 'CCF'
DC 'CP'
DC 'CPD'
DC 'CPDR'
DC 'CPI'
DC 'CPIR'
DC 'CPL'
DC 'DAA'
DC 'DEC'
DC 'DI'
DC 'DJNZ'
DC 'EI'
DC 'EX'
DC 'EXX'
DC 'HALT'
DC 'IM'
DC 'IN'
DC 'INC'
DC 'IND'
DC 'INDR'
DC 'INI'
DC 'INIR'
DC 'JP'
DC 'JR'
DC 'LD'
DC 'LDD'
DC 'LDDR'
DC 'LDI'
DC 'LDIR'
DC 'NEG'
DC 'NOP'
DC 'OR'
DC 'OTDR'
DC 'OTIR'
DC 'OUT'
DC 'OUTD'
DC 'OUTI'
DC 'POP'
DC 'PUSH'
DC 'RES'
DC 'RET'
DC 'RETI'
DC 'RETN'
DC 'RL'
DC 'RLA'
DC 'RLC'
DC 'RLCA'
DC 'RLD'
DC 'RR'
DC 'RRA'
DC 'RRC'
DC 'RRCA'
DC 'RRD'
DC 'RST'
DC 'SBC'
DC 'SCF'
DC 'SET'
DC 'SLA'
DC 'SRA'
DC 'SRL'
DC 'SUB'
DC 'XOR'
DC 'IN0'
DC 'MLT'
DC 'OTDM'
DC 'OTDMR'
DC 'OTIM'
DC 'OTIMR'
DC 'OUT0'
DC 'SLP'
DC 'TST'
DC 'TSTIO'
DB 0
t_BCDEHL_HL_A:
DC 'B'
DC 'C'
DC 'D'
DC 'E'
DC 'H'
DC 'L'
DC '(HL)'
DC 'A'
DB 0
t_BC.DE.HL.SP:
DC 'BC'
DC 'DE'
DC 'HL'
DC 'SP'
DB 0
t_BC.DE.HL.AF:
DC 'BC'
DC 'DE'
t_HL.AF:
DC 'HL'
DC 'AF'
DB 0
t_BC.DE.IY.SP:
DC 'BC'
DC 'DE'
DC 'IY'
DC 'SP'
DB 0
t_BC.DE.IX.SP:
DC 'BC'
DC 'DE'
DC 'IX'
DC 'SP'
DB 0
t_HL.IX.IY:
DC 'HL'
t_IX.IY:
DC 'IX'
DC 'IY'
DB 0
t_tstfl_ZC:
DC 'NZ'
DC 'Z'
DC 'NC'
DC 'C'
DC 'NE'
DC 'EQ'
DC 'GE'
DC 'LT'
DB 0
t_tstfl_ZCPS:
DC 'NZ'
DC 'Z'
DC 'NC'
DC 'C'
DC 'PO'
DC 'PE'
DC 'P'
DC 'M'
DC 'NE'
DC 'EQ'
DC 'GE'
DC 'LT'
DC 'NV'
DC 'V'
DB 0
t__C_:
DC '(C)'
DB 0
sub_26e7h:
ld hl,(REG.PC)
ld a,h
or l
jr z,l2715h
ld iy,(REG.PC)
call sub_1f9eh
jp nc,ERROR
ld c,b
ld b,000h
ld hl,(REG.PC)
add hl,bc
call sub_1117h
ld iy,(REG.PC)
ld hl,b_0x2717_start
call lookup_opc
ccf
ret c
ex de,hl
call CALL.HL
call c,sub_1117h
l2715h:
scf
ret
b_0x2717_start:
db 0ffh
db 0ddh
db 000h
dw x278d
db 0ffh
db 0fdh
db 000h
dw x2792
db 0ffh
db 0edh
db 000h
dw x27a2
l2726h:
db 0ffh
db 0cdh
db 000h
dw x275e
db 0ffh
db 0c3h
db 000h
dw x2769
db 0ffh
db 0e9h
db 000h
dw x2788
db 0ffh
db 0c9h
db 000h
dw x27c9
db 0ffh
db 0cfh
db 000h
dw x280e
db 0c7h
db 0c7h
db 000h
dw x27ea
db 0c7h
db 0c4h
db 000h
dw x275e
db 0f7h
db 010h
db 000h
dw x2775
db 0e7h
db 020h
db 000h
dw x2775
db 0c7h
db 0c2h
db 000h
dw x2769
db 0c7h
db 0c0h
db 000h
dw x27b3
db 000h
x275e:
ld a,(XBFE8)
and a
jr nz,x2769
ld a,(TCFLG)
and a
ret nz
x2769:
comst
ld l,(iy+001h)
ld h,(iy+002h)
comend
scf
ret
x2775:
comst
ld c,(iy+001h)
comend
ld a,c
rla
sbc a,a
ld b,a
ld hl,(REG.PC)
add hl,bc
inc hl
inc hl
scf
ret
x2788:
ld hl,(REG.L)
scf
ret
x278d:
ld hl,(reg.ix)
jr l2795h
x2792:
ld hl,(reg.iy)
l2795h:
comst
ld a,(iy+001h)
comend
cp 0e9h
scf
ret z
and a
ret
x27a2:
comst
ld a,(iy+001h)
comend
cp 04dh
jr z,x27c9
cp 045h
jr z,x27c9
and a
ret
x27b3:
comst
ld a,(iy+000h)
comend
ld (XBEDD),a
ld hl,(REG.F)
push hl
pop af
call XBEDD
scf
jr c,x27c9
ret
x27c9:
ld a,(XBFE8)
and a
jr nz,l27dah
ld a,(TCFLG)
and a
jr z,l27dah
call l27dah
pop hl
ret
l27dah:
ld hl,(REG.SP)
comst
ld e,(hl)
inc hl
ld d,(hl)
comend
ex de,hl
call sub_1117h
and a
ret
x27ea:
ld a,(ddtzrst)
comst
cp (iy+000h)
comend
ret z
comst
ld a,(iy+000h)
comend
and 038h
ld l,a
ld h,000h
ld a,(XBFE8)
and a
jr nz,l280ch
ld a,(TCFLG)
and a
ret nz
l280ch:
scf
ret
x280e:
and a
ret
CMD.C:
ld hl,CMD.C
ld a,001h
jr l281bh
CMD.T:
xor a
ld hl,CMD.T
l281bh:
ld (CMD_RPT),hl
ld (TCFLG),a
ld a,(de)
sub 'N'
jr nz,l2827h
inc de
l2827h:
ld (TCNFLG),a
ld a,(de)
sub 'J'
jr nz,l2830h
inc de
l2830h:
ld (TRJFLG),a
call sub_289fh
jr z,l283eh
ld hl,1
call get_lastarg_def
l283eh:
ld (TCCSTR),hl
sub a
ld (XA747),a
l2845h:
call sub_26e7h
jr l289ch
l284ah:
call sub_0e68h
ld a,(TRJFLG)
and a
jr nz,l2864h
ld iy,(REG.PC)
call sub_28c1h
jr z,l2864h
ld hl,l2726h
call lookup_opc
jr nc,l2845h
l2864h:
ld a,(XBFEA)
and a
jr z,l2881h
ld de,(TCCSTR)
call EXPR
ld a,h
or l
add a,0ffh
sbc a,a
ld hl,XBFEA
xor (hl)
bit 1,a
jr z,l288ch
l287eh:
jp l102eh
l2881h:
ld hl,(TCCSTR)
dec hl
ld (TCCSTR),hl
ld a,h
or l
jr z,l287eh
l288ch:
call sub_26e7h
jr nc,l287eh
ld a,(TCNFLG)
ld b,a
ld a,(XA747)
or b
ld (XA747),a
l289ch:
jp l1183h
sub_289fh:
call SKIPBL
xor a
ld (XBFEA),a
ld a,(de)
cp 'U'
jr z,l28aeh
cp 'W'
ret nz
l28aeh:
inc de
push af
push de
call EXPR
jp c,ERROR
call assert_eol
pop hl
pop af
ld (XBFEA),a
sub a
ret
sub_28c1h:
comst
ld a,(iy+000h)
ld b,(iy+0001)
comend
cp 0edh
jr z,l28dbh
and 0dfh
cp 0ddh
ret nz
ld a,b
cp 0e9h
ret
l28dbh:
ld a,b
and 0f7h
cp 045h
ret
?excom:
ex (sp),hl
push af
push bc
push de
ld c,(hl)
ld b,000h
inc hl
ld a,?lcmax
sub c
ld de,?exeit
ldir
ex de,hl
ld (hl),018h
inc hl
ld (hl),a
ex de,hl
pop de
pop bc
pop af
ex (sp),hl
if CPU_Z180
push hl
ld hl,(ubbr)
else
push af
ld a,(ubnk)
endif
if ROMSYS
push af
ld a,(uromen)
endif
jp ?comcod
;------------------------------------------
; ddtram
;------------------------------------------
vartab:
; dseg
cseg
ddtram:
;todo:
; The following 2 params are changeable by user.
; Should these moved to top ram?
;
ddtzrst:
rst DDTZRSTVEC ;rst used by ddtz
ddtei: ei ;ints enabled/disabled while ddtz is running
ret ;
offs.pc:
dw TPA
offs.@:
dw 0
CMD_ERR:
dw 0
CMD_RPT:
dw DDTZML
ci.buf:
db 80
rept 83
db 0
endm
CON.COL:
db 0
XA747:
db 0
bp_tab:
rept BP_CNT
db 0,0
dw 0,0,0
endm
BP_SIZE equ 8
sexp1:
dw sexpbuf
sexp2:
dw sexpbuf
sexpbuf:
rept 128
db 0
endm
sexpbufe:
msg.Y:
dc 'Y0'
reg.Y:
rept 10
dw 0
endm
lst.S:
dw 0
lst.IP:
dw 0
lst.OP:
dw 0
lst.OD:
db 0
lst.Qj:
db 0
lst.D:
dw 0
HILOD:
dw 0
MAXLOD:
dw 0
XB068:
dw 0
lst.A:
dw 0
XB06C:
dw 0
pfx.IXY:
db 000h
is.pfx.IXY:
db 000h
lst.L:
dw 0
XBE01:
dw 0
XBE03:
db 000h
XBEDD:
ret ;ret cc
and a
pop hl
inc hl
jp (hl)
XBFE8:
db 0
TCFLG:
db 0
XBFEA:
db 0
TCCSTR:
dw 0
TCNFLG:
db 0
TRJFLG:
db 0
wstrtflg:
db 1
cseg
vartabe:
;------------------------------------------
.phase sysram_start+bs$stack$size
$stack:
$stcka equ $ - bs$stack$size
curphse defl $
.dephase
sysramc:
.phase curphse
topcodbeg:
reg.l2: db 0 ; 0fe50h
reg.h2: db 0 ; 0fe51h
reg.e2: db 0 ; 0fe52h
reg.d2: db 0 ; 0fe53h
reg.c2: db 0 ; 0fe54h
reg.b2: db 0 ; 0fe55h
reg.f2: db 0 ; 0fe56h
reg.a2: db 0 ; 0fe57h
db 0
reg.i: db high ivtab
reg.iy: dw 0 ; 0fe5ah
reg.ix: dw 0 ; 0fe5ch
reg.e: db 0 ; 0fe5eh
reg.d: db 0 ; 0fe5fh
reg.c: db 0 ; 0fe60h
reg.b: db 0 ; 0fe61h
if ROMSYS
udcntl: db CWAITIO ; 0fe62h (mem-, io- wait)
uromen: db ROM_DIS ; 0fe63h
endif
if CPU_Z180
ubbr: db 0 ; 0fe64h
ucbar: db USR$CBAR ; 0fe65h
else
db 0 ; 0fe64h
ubnk: db 0 ; 0fe65h
endif
reg.f: db 0 ; 0fe66h
reg.a: db 0 ; 0fe67h
reg.l: db 0 ; 0fe68h
reg.h: db 0 ; 0fe69h
reg.sp: dw TOPRAM ; 0fe6ah
$go:
if ROMSYS
out (000h),a ;064c fe6c
out0 (dcntl),l
pop hl
endif
if CPU_Z180
out0 (cbar),h
out0 (bbr),l
else
ld a,h
call selbnk
endif
pop af
pop hl
ld sp,(reg.sp)
reg.iff:
ei
db 0C3h ;jp TPA ;065f feff ($+1): reg.pc
reg.pc:
dw TPA
bpent:
ld (reg.l),hl ;0662 fe82: bpent:
pop hl
dec hl
ld (reg.pc),hl
ld (reg.sp),sp
ld sp,reg.l
push af
if CPU_Z180
;;; TODO: cbar on trap?
in0 h,(cbar)
in0 l,(bbr)
ld a,SYS$CBAR
out0 (cbar),a
else
ld a,(@cbnk)
ld h,a
xor a
ld l,a
call selbnk
endif
push hl
if ROMSYS
in0 l,(dcntl)
ld a,CWAITROM+CWAITIO
out0 (dcntl),a
ld a,($crom)
cp c$rom
ld a,ROM_EN
out (000h),a
endif
jp bpddtz
?comcod:
if ROMSYS
out (000h),a ;0692 feb2
pop af
endif
if CPU_Z180
out0 (cbar),h
out0 (bbr),l
pop hl
else
call selbnk
pop af
endif
?exeit:
ds ?lcmax+2
push af
if CPU_Z180
ld a,SYS$CBAR
out0 (cbar),a
;;; TODO: bbr?
else
xor a
call selbnk
endif
if ROMSYS
ld a,ROM_EN
out (000h),a
endif
pop af
ret
topcodend:
curph defl $
.dephase
sysrame:
end
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