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XINVADER.PAS
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{****************************************************************************}
{****************************************************************************}
{** Copyright (C) Alessandro Carminati 1997,1998 **}
{** You are not allowed to distribute this software **}
{** commercially. Please, notify me, if you make any **}
{** changes to this file. **}
{****************************************************************************}
{*********] Written by Alessandro Carminati ([email protected]) [**********}
{****************************************************************************}
{$G+}{$V-}
{$M 16384,0,0}
const nmi_cycle= 50000;
int_cycle=100000;
main_clock:array [0..$ff] of byte=(
04,10,07,06,04,04,07,04,04,11,07,06,04,04,07,04,
10,10,07,06,04,04,07,04,12,11,07,06,04,04,07,04,
10,10,16,06,04,04,07,04,10,11,16,06,04,04,07,04,
10,10,13,06,11,11,10,04,10,11,13,06,04,04,07,04,
04,04,04,04,04,04,07,04,04,04,04,04,04,04,07,04,
04,04,04,04,04,04,07,04,04,04,04,04,04,04,07,04,
04,04,04,04,04,04,07,04,04,04,04,04,04,04,07,04,
07,07,07,07,07,07,04,07,04,04,04,04,04,04,07,04,
04,04,04,04,04,04,07,04,04,04,04,04,04,04,07,04,
04,04,04,04,04,04,07,04,04,04,04,04,04,04,07,04,
04,04,04,04,04,04,07,04,04,04,04,04,04,04,07,04,
04,04,04,04,04,04,07,04,04,04,04,04,04,04,07,04,
08,10,10,10,14,10,07,11,08,08,10,00,14,14,07,11,
08,10,10,11,14,10,07,11,08,04,10,11,14,00,07,11,
08,10,10,04,14,10,07,11,08,04,10,04,14,00,07,11,
08,10,10,04,14,10,07,11,08,06,10,04,14,00,07,11);
{F3,-,F1,-,SP,<-,->,- -,-,t ,-,-,-,-,-}
scancodes:array[0..$f] of byte= (61,0,59,0,57,75,77,0, 0,0,20,0,0,0,0,0);
nomi:array [0..$20] of string[11]=(
'invaders.h','invaders.g','invaders.f','invaders.e','invdelux.h','invdelux.g',
'invdelux.f','invdelux.e','invdelux.d','galxwars.0','galxwars.1','galxwars.2',
'galxwars.3','galxwars.4','galxwars.5','lrescue.1' ,'lrescue.2' ,'lrescue.3',
'lrescue.4', 'lrescue.5', 'lrescue.6', 'earthinv.h','earthinv.g','earthinv.f',
'earthinv.e','spaceatt.h','spaceatt.g','spaceatt.f','spaceatt.e','invrvnge.h',
'invrvnge.g','invrvnge.f','invrvnge.e');
address:array [0..$20] of word=(
$0000,$0800,$1000,$1800,$0000,$0800,$1000,$1800,$4000,$0000,$0400,$0800,$0c00,
$4000,$4400,$0000,$0800,$1000,$1800,$4000,$4800,$0000,$0800,$1000,$1800,$0000,
$0800,$1000,$1800,$0000,$0800,$1000,$1800);
index :array [0..7] of byte=($00,$04,$09,$0f,$15,$19,$1d,$21);
xm : array[1..54] of WORD=(
$0008,$5f00,$3f01,$4202,$9f03,$4c04,$0005,$0014,$e317, { 256X200 }
$0010,$5f00,$3f01,$4202,$9f03,$4c04,$0005,$0d06,$3e07,$4109,$ea10,$ac11,
$df12,$0014,$e715,$0616,$e317, { 256X240 }
$0002,$0014,$E317, { 320X200 }
$000b,$0d06,$3e07,$4109,$ea10,$ac11,$df12,$0014,$e715,$0616,$e317, { 320X240 }
$0003,$4009,$0014,$E317, { 320X400 }
$0009,$6B00,$5901,$5A02,$8E03,$5E04,$8A05,$4009,$0014,$E317 { 360X400 });
index_xm: ARRAY[1..6] of byte=($00,$09,$1a,$1d,$28,$2c);
var
(* System state *)
main_code,cb_code,dd_code,ed_code,fd_code: array[0..$ff] of pointer;
cycle_code,in_code,out_code: array[0..$ff] of pointer;
ports: array[0..$ff] of byte;
c,b,e,d,l,h,f,a: byte;
ix,iy,spz,ip: word;
im,iff1,iff2,i, r,halt: byte;
cpr,bpr,epr,dpr,lpr,hpr,fpr,apr: byte;
buffer: array[0..7] of byte;
vmem,z80mem: word;
(* Others *)
int,nmi: longint;
s: string;
edit_counter: word;
x,xx: ^byte;
ww: ^word;
action: string;
handle: word;
cont,ed,go: byte;
i1,j1,STOP: WORD;
key_table: array[0..127]of byte;
p,old9: pointer;
int_status: byte;
deeps: byte;
label 1;
procedure xmode(mode:byte;var x,y);assembler;
asm
push ds
mov ax,13h
int 10h
mov ax,604h
mov dx,3C4h
out dx,ax
mov ax,100h
out dx,ax
mov dl,0C2h
mov al,0E3h
out dx,al
mov dl,0C4h
mov ax,300h
out dx,ax
mov al,11h
mov dl,0D4h
out dx,al
inc dx
in al,dx
and al,7Fh
out dx,al
lds si,y
mov al,mode
xor ah,ah
add si,ax
lodsb
lds si,x
add ax,ax
add si,ax
mov dx,3d4h
lodsw
mov cx,ax
rep outsw
mov dx,3c4h
mov ax,0f02h
out dx,ax
mov ax,0A000h
mov es,ax
xor di,di
mov cx,8000h
xor ax,ax
rep stosw
mov dl,0D4h
mov al,13h
out dx,al
inc dx
mov al,28h
out dx,al
pop ds
end;
procedure fclose(handle:word);assembler;
asm
Mov ax,3e00h
Mov Bx,handle
Int 21h
mov al,1
Jnc @Fine
xor al,al
@Fine:
end;
procedure clear(W:word);assembler;
asm
mov ax,w
mov es,ax
xor di,di
mov cx,$8000
xor ax,ax
rep stosw
end;
function gdm(size:word):word;assembler;
asm
mov bx,size
shr bx,4
inc bx
mov ah,48h
int 21h
jnc @error
mov ax,0
@error:
end;
Function Fopen(Var Nome_F:String):word;Assembler;
asm
push ds
mov ax,3d00h
lds dx,nome_f
inc dx
int 21h
jnc @Fine
mov ax,0ffffh
@fine: pop ds
end;
function Fread(Handle:Word;Bytes,offset_:Word;var Buffer):word;Assembler;
Asm
push ds
mov bx,handle
lds dx,buffer
add dx,offset_
mov cx,bytes
mov ah,3Fh
int 21h
pop ds
end;
(* 386'S bit operating code
BTS 0F BA E8 NN
BTR 0F BA F0 NN
BTC 0F BA F8 NN
BT 0F BA E0 NN
z80's flags ³S ³Z ³ ³H ³ ³P ³N ³C ³
80X86'S FLAGS ³ ³ ³ ³ ³O ³D ³I ³T ³S ³Z ³ ³H ³ ³P ³N ³C ³
F E D C B A 9 8 7 6 5 4 3 2 1 0
*)
procedure z80_virtual(ini:byte);assembler;
asm
cmp ini,0
jnz @fetchco
jmp @init
@Address: dw offset @start_building
dw offset @cb_code
dw offset @dd_code
dw offset @ed_code
dw offset @fd_code
dw offset @d_cb_code
dw offset @in_code
dw offset @out_code
@init: push ds
push ds
pop es
mov di,offset main_code
push cs
pop ds
mov bx,offset @address
mov dl,8 {number of iterations}
@n_iter: mov ax,cs:[bx] {get offset from @address table}
MOV SI,ax
mov cx,$100
@l: lodsb
cmp al,$c3
jnz @loop
lodsb
cmp al,$90
jnz @loop
mov ax,si
stosw
mov ax,ds
stosw
dec cx
jz @llo
@loop: jmp @l
@llo: add bx,2 { next address of the address @table}
dec dl { here di points to the first element}
jnz @n_iter { of the next look up table}
pop ds
jmp @@end
@fetchco: call @fetchb
xor AH,AH
shl ax,2
mov bx,ax
add bx,offset main_code
db $3e,$ff,$17 {call ds:[bx]}
jmp @@end
@take: push ds { regs at call: si=address => al=data }
mov ax,z80mem
mov ds,ax
lodsb
pop ds
ret
@takeW: push ds { regs at call: si=address => ax=data }
mov ax,z80mem
mov ds,ax
lodsw
pop ds
ret
@pixel: db $66,$60 { pushad }
push es
push ax
DB $66,$33,$C0 { xor eax,eax }
DB $66,$33,$FF { xor edi,edi }
mov ax,dx
mov di,cx
xchg ah, al
DB $66,$03,$F8 { add edi,eax }
DB $66,$C1,$E8,$02 { shr edi,2 }
DB $66,$03,$F8 { add edi,eax }
DB $66,$8B,$CF { mov ecx,edi }
DB $66,$C1,$EF,$02 { shr edi,2 } {offset}
and cx,3 { plane }
mov ax,0A000h
mov es,ax
mov dx,03C4h
mov ax,102h
shl ah,cl
out dx,ax
pop ax
stosb
pop es
db $66,$61 { popad }
ret
@vmem: pusha
mov bh,al
mov dx,di
sub dx,$2400
mov cx,dx
shr cx,5
and dx,$1f
shl dx,3
sub dx,0ffh
neg dx
mov ah,0ch
mov bl,8
@vmcycle: and al,1
push bx
xor bx,bx
or al,al
jz @print
mov al,4
cmp dl,64
jb @print
mov al,$f
cmp dl,192
jb @print
mov al,2
@print: call @pixel
pop bx
shr bh,1
mov al,bh
dec dx
dec bl
jnz @vmcycle
popa
ret
@put: pushf
pusha
push es
push word ptr [z80mem]
pop es
cmp di,$2000
jb @nowrite { meno di $2000 è rom }
cmp di,$3fff
ja @nowrite { oltre $3fff non c'è niente }
cmp di,$2400
jb @store { da $2400 fino a $3fff c'è memoria }
call @vmem { video }
@store: stosb
@nowrite: pop es
popa
popf
ret
@putw: pushf
pusha
push es
push word ptr [z80mem]
pop es
cmp di,$2000
jb @nowritew { meno di $2000 è rom }
cmp di,$3fff
ja @nowritew { oltre $3fff non c'è niente }
cmp di,$2400
jb @storew { da $2400 fino a $3fff c'è memoria }
call @vmem { video }
inc di
xchg al,ah
call @vmem
xchg al,ah
dec di
@storew: stosw
@nowritew: pop es
popa
popf
ret
@fetchb: pushf
push di
push si
push ds
mov ax,z80mem
mov si,ip
mov ds,ax
lodsb
pop ds
add ip,1
pop si
pop di
popf
ret
@flag_lop: pusha
pushf { cl=0 #OR->H=0 cl=1 AND-> H=1 }
pop ax { sets Z S P}
db $0F,$BA,$E8,$01 { bts ax,1 }{ set N}
db $0F,$BA,$F0,$00 { btr ax,0 }{reset C}
db $0F,$BA,$F0,$04 { btr ax,4 }{reset H}
or cl,cl
jz @lor
db $0F,$BA,$E8,$04 { bts ax,4 }{ set H}
@lor: mov byte ptr [f],al { Store Z80 flags }
popa
ret
@flag_a16b: pusha
pushf { flags nello stack }
pop bx { flags dentro bx }
and bl,1 { rimane solo C }
mov al,f { z80 flag in al }
and al,$fe { reset z80 C }
db $0F,$BA,$F0,$01 { btr ax,1 } { reset N flag }
or cl,cl
jz @piu
db $0F,$BA,$E8,$01 { bts ax,1 }{set N flag}
@piu: or al,bl
mov byte ptr [f],al
popa
ret
@flag_rxxa: pusha
pushf
pop ax
and al,1
mov bl,byte ptr [f]
and bl,$fe { only C flag }
or al,bl
db $0F,$BA,$F0,$01 { btr ax,1 }{reset N flag}
db $0F,$BA,$F0,$04 { btr ax,4 }{reset H}
mov byte ptr [f],al
popa
ret
@flag_aop: pusha
pushf
pop ax
or ch,ch
jnz @a1
mov bl,byte ptr[f]
and bl,$1
and al,0feh
or al,bl
@a1: db $0F,$BA,$F0,$01 { btr ax,1 }{reset N flag}
or cl,cl
jz @_inc
db $0F,$BA,$E8,$01 { bts ax,1 }{set N flag}
@_inc: db $0F,$BA,$F0,$02 { btr ax,2 }
db $0F,$BA,$E0,$0b { bt ax,0bh }{get V flag}
jnc @incb1
db $0F,$BA,$e8,$02 { bts ax,2 }{ up v flag }
@incb1: mov byte ptr [f],al
popa
ret
@bit_flag: pushf
pop ax
not al
and al,01000000b
mov ah,byte ptr[f]
and ah,10111111b
or al,ah
db $0F,$BA,$e8,$04 { bts ax,4 }{ set H}
db $0F,$BA,$F0,$01 { btr ax,1 }{reset N flag}
mov byte ptr [f],al
ret
@flag_rot: or al,al
db $0F,$BA,$F0,$01 { btr ax,1 }{reset N flag}
db $0F,$BA,$F0,$04 { btr ax,4 }{reset H}
mov byte ptr [f],al
ret
@fetchw: pushf
push ds
mov ax,z80mem
mov si,ip
mov ds,ax
lodsw
pop ds
add ip,2
popf
@start_building:ret;nop
@NOP: ret;nop
@LD_BC_nn: call @fetchw
mov word ptr [c],ax { ho messo c invece che bc }
ret;nop
@LD__BC__A: mov di,word ptr [c]
mov al,byte ptr [a]
call @put
ret;nop
@INC_BC: inc word ptr [c]
ret;nop
@INC_B: inc byte ptr [b]
mov cx,0000h
call @flag_aop
ret;nop
@DEC_B: dec byte ptr [b]
mov cl,1
call @flag_aop
ret;nop
@LD_B_n: call @fetchb
mov byte ptr [b],al
ret;nop
@RLCA: rol byte ptr [a],1
call @flag_rxxa
ret;nop
@EX_AF_AFp: mov ax,word ptr [f]
mov bx,word ptr [fpr]
mov word ptr [fpr],ax
mov word ptr [f],bx
ret;nop
@ADD_HL_BC: mov bx,word ptr [c]
add word ptr [l],bx
mov cl,0
call @flag_a16b
ret;nop
@LD_A__BC_: mov si,word ptr [c]
call @take { ax <- ds:[si] }
mov byte ptr [a],al
ret;nop
@DEC_BC: dec word ptr [c] {non modifica i flag}
ret;nop
@INC_C: inc byte ptr [c]
mov cx,0000h
call @flag_aop
ret;nop
@DEC_C: dec byte ptr [c]
mov cx,0001h
call @flag_aop
ret;nop
@LD_C_n: call @fetchb
mov byte ptr [c],al
ret;nop
@RRCA: ror a,1
call @flag_rxxa
ret;nop
@DJNZ_e: call @fetchb {al contains offset of jump}
cbw
dec byte ptr [b] {It MUST be b }
jz @no_djnz
add word ptr [ip],ax
@no_djnz: ret;nop
@LD_DE_nn: call @fetchw
mov word ptr [e],ax
ret;nop
@LD__DE__A: mov di,word ptr[e]
mov al,byte ptr[a]
call @put
ret;nop
@INC_DE: inc word ptr [e]
ret;nop
@INC_D: inc byte ptr [d]
mov cx,0000h
call @flag_aop
ret;nop
@DEC_D: dec byte ptr [d]
mov cx,0001h
call @flag_aop
ret;nop
@LD_D_n: call @fetchb
mov byte ptr [d],al
ret;nop
@RLA: mov al,[f]
db $0F,$BA,$E0,0 {bt ax,0}{80x86 carry <- z80 carry }
rcl [a],1
call @flag_rxxa
ret;nop
@JR_e: call @fetchb
cbw
add [ip],ax
ret;nop
@ADD_HL_DE: mov ax,word ptr [e]
add word ptr [l],ax
mov cl,0
call @flag_a16b
ret;nop
@LD_A__DE_: mov si,word ptr [e]
call @take
mov byte ptr [a],al
ret;nop
@DEC_DE: dec word ptr [e]
ret;nop
@INC_E: inc byte ptr [e]
mov cx,0000h
call @flag_aop
ret;nop
@DEC_E: dec byte ptr [e]
mov cx,0001h
call @flag_aop
ret;nop
@LD_E_n: call @fetchb
mov byte ptr [e], al
ret;nop
@RRA: mov al,[f]
db $0F,$BA,$E0,0 {bt ax,0}{80x86 carry <- z80 carry }
rcr [a],1
call @flag_rxxa
ret;nop
@JR_NZ_e: mov al,[f]
db $0F,$BA,$E0,6 {bt al,6} {test z flag}
call @fetchb
jc @njrnz
cbw
add [ip],ax
@njrnz: ret;nop
@LD_HL_nn: call @fetchw
mov word ptr [l],ax
ret;nop
@LD__nn__HL: call @fetchw
mov di,ax
mov ax,word ptr [l]
call @putw
ret;nop
@INC_HL: inc word ptr [l]
ret;nop
@INC_H: inc byte ptr [h]
mov cx,0000h
call @flag_aop
ret;nop
@DEC_H: dec byte ptr [e]
mov cx,0001h
call @flag_aop
ret;nop
@LD_H_n: call @fetchb
mov byte ptr [h],al
ret;nop
@DAAsp: pushf
mov al,[f]
xor ah,ah
push ax
popf
mov al,[a]
daa
mov [a],al
mov al,[f]
pushf
pop cx
and al,2
and cl,11111101b
or al,cl
mov [f],al
popf
ret;nop
@JR_Z_e: mov al,[f]
db $0F,$BA,$E0,6 {bt al,6} {test z flag}
call @fetchb
jnc @njrz
cbw
add [ip],ax
@njrz: ret;nop
@ADD_HL_HL: mov bx,word ptr [l]
add word ptr [l],bx
mov cl,0
call @flag_a16b
ret;nop
@LD_HL__nn_: call @fetchw
mov si,ax
call @takew
mov word ptr [l],ax
ret;nop
@DEC_HL: dec word ptr [l]
ret;nop
@INC_L: inc byte ptr [l]
mov cx,0000h
call @flag_aop
ret;nop
@DEC_L: dec byte ptr [l]
mov cx,0001h
call @flag_aop
ret;nop
@LD_L_n: call @fetchb
mov byte ptr [l],al
ret;nop
@CPL: not [a]
or [f],$12
ret;nop
@JR_NC_e: mov al,[f]
db $0F,$BA,$E0,0 {bt al,0} {test C flag}
call @fetchb
jc @njrnc
cbw
add [ip],ax
@njrnc: ret;nop
@LD_SP_nn: call @fetchw
mov word ptr[spz],ax
ret;nop
@LD__nn__A: call @fetchw
mov di,ax
mov al,byte ptr [a]
call @put
ret;nop
@INC_SP: inc word ptr [spz]
ret;nop
@INC__HL_: mov si,word ptr [l]
call @take
inc al
mov cx,0
call @flag_aop
mov di,si
dec di
call @put
ret;nop
@DEC__HL_: mov si,word ptr [l]
call @take
dec al
mov cx,1
call @flag_aop
mov di,si
dec di
call @put
ret;nop
@LD__HL__n: mov di,word ptr [l]
call @fetchb
call @put
ret;nop
@SCF: mov al,f {set carry flag}
db $0F,$BA,$E8,0 {BTS ax,0}
db $0F,$BA,$F0,1 {BTR ax,1}
db $0F,$BA,$F0,4 {BTR ax,4}
mov f,al
ret;nop
@JR_C_e: mov al,[f]
db $0F,$BA,$E0,0 {bt al,0} {test C flag}
call @fetchb
jnc @njrc
cbw
add [ip],ax
@njrc: ret;nop
@ADD_HL_SP: mov ax,word ptr[spz]
add word ptr [l],ax
mov cl,0
call @flag_a16b
ret;nop
@LD_A__nn_: call @fetchw
mov si,ax
call @take
mov byte ptr[a],al
ret;nop
@DEC_SP: dec word ptr [spz]
ret;nop
@INC_A: inc byte ptr [a]
mov cx,0000h
call @flag_aop
ret;nop
@DEC_A: dec byte ptr [a]
mov cx,0001h
call @flag_aop
ret;nop
@LD_A_n: call @fetchb
mov byte ptr[a],al
ret;nop
@CCF: mov al,f {complements carry flag}
db $0F,$BA,$F8,0 {BTC ax,0}
db $0F,$BA,$F0,1 {BTR ax,1}
mov f,al
ret;nop
@LD_B_B: mov al,byte ptr[b]
mov byte ptr[b],al
ret;nop
@LD_B_C: mov al,byte ptr[c]
mov byte ptr[b],al
ret;nop
@LD_B_D: mov al,byte ptr[d]
mov byte ptr[b],al
ret;nop
@LD_B_E: mov al,byte ptr[e]
mov byte ptr[b],al
ret;nop
@LD_B_H: mov al,byte ptr[h]
mov byte ptr[b],al
ret;nop
@LD_B_L: mov al,byte ptr[l]
mov byte ptr[b],al
ret;nop
@LD_B__HL_: mov si,word ptr[l]
call @take
mov byte ptr[b],al
ret;nop
@LD_B_A: mov al,byte ptr[a]
mov byte ptr[b],al
ret;nop
@LD_C_B: mov al,byte ptr[b]
mov byte ptr[c],al
ret;nop
@LD_C_C: mov al,byte ptr[c]
mov byte ptr[c],al
ret;nop
@LD_C_D: mov al,byte ptr[d]
mov byte ptr[c],al
ret;nop
@LD_C_E: mov al,byte ptr[e]
mov byte ptr[c],al
ret;nop
@LD_C_H: mov al,byte ptr[h]
mov byte ptr[c],al
ret;nop
@LD_C_L: mov al,byte ptr[l]
mov byte ptr[c],al
ret;nop
@LD_C__HL_: mov si,word ptr[l]
call @take
mov byte ptr[c],al
ret;nop
@LD_C_A: mov al,byte ptr[a]
mov byte ptr[c],al
ret;nop
@LD_D_B: mov al,byte ptr[b]
mov byte ptr[d],al
ret;nop
@LD_D_C: mov al,byte ptr[c]
mov byte ptr[d],al
ret;nop
@LD_D_D: mov al,byte ptr[d]
mov byte ptr[d],al
ret;nop
@LD_D_E: mov al,byte ptr[e]
mov byte ptr[d],al
ret;nop
@LD_D_H: mov al,byte ptr[h]
mov byte ptr[d],al
ret;nop
@LD_D_L: mov al,byte ptr[l]
mov byte ptr[d],al
ret;nop
@LD_D__HL_: mov si,word ptr[l]
call @take
mov byte ptr[d],al
ret;nop
@LD_D_A: mov al,byte ptr[a]
mov byte ptr[d],al
ret;nop
@LD_E_B: mov al,byte ptr[b]
mov byte ptr[e],al
ret;nop
@LD_E_C: mov al,byte ptr[c]
mov byte ptr[e],al
ret;nop
@LD_E_D: mov al,byte ptr[d]
mov byte ptr[e],al
ret;nop
@LD_E_E: mov al,byte ptr[e]
mov byte ptr[e],al
ret;nop
@LD_E_H: mov al,byte ptr[h]
mov byte ptr[e],al
ret;nop
@LD_E_L: mov al,byte ptr[l]
mov byte ptr[e],al
ret;nop
@LD_E__HL_: mov si,word ptr[l]
call @take
mov byte ptr[e],al
ret;nop
@LD_E_A: mov al,byte ptr[a]
mov byte ptr[e],al
ret;nop
@LD_H_B: mov al,byte ptr[b]
mov byte ptr[h],al
ret;nop
@LD_H_C: mov al,byte ptr[c]
mov byte ptr[h],al
ret;nop
@LD_H_D: mov al,byte ptr[d]
mov byte ptr[h],al
ret;nop
@LD_H_E: mov al,byte ptr[e]
mov byte ptr[h],al
ret;nop
@LD_H_H: mov al,byte ptr[h]
mov byte ptr[h],al
ret;nop
@LD_H_L: mov al,byte ptr[l]
mov byte ptr[h],al
ret;nop
@LD_H__HL_: mov si,word ptr[l]
call @take
mov byte ptr[h],al
ret;nop
@LD_H_A: mov al,byte ptr[a]
mov byte ptr[h],al
ret;nop
@LD_L_B: mov al,byte ptr[b]
mov byte ptr[l],al
ret;nop
@LD_L_C: mov al,byte ptr[c]
mov byte ptr[l],al
ret;nop
@LD_L_D: mov al,byte ptr[d]
mov byte ptr[l],al
ret;nop
@LD_L_E: mov al,byte ptr[e]
mov byte ptr[l],al
ret;nop
@LD_L_H: mov al,byte ptr[h]
mov byte ptr[l],al
ret;nop
@LD_L_L: mov al,byte ptr[l]
mov byte ptr[l],al
ret;nop
@LD_L__HL_: mov si,word ptr[l]
call @take
mov byte ptr[l],al
ret;nop
@LD_L_A: mov al,byte ptr[a]
mov byte ptr[l],al
ret;nop
@LD__HL__B: mov di,word ptr[l]
mov al,byte ptr[b]
call @put
ret;nop
@LD__HL__C: mov di,word ptr[l]
mov al,byte ptr[c]
call @put
ret;nop
@LD__HL__D: mov di,word ptr[l]
mov al,byte ptr[d]
call @put
ret;nop
@LD__HL__E: mov di,word ptr[l]
mov al,byte ptr[e]
call @put
ret;nop
@LD__HL__H: mov di,word ptr[l]
mov al,byte ptr[h]
call @put
ret;nop
@LD__HL__L: mov di,word ptr[l]
mov al,byte ptr[l]
call @put
ret;nop
@HALT: mov halt,1
ret;nop
@LD__HL__A: mov di,word ptr[l]
mov al,byte ptr[a]
call @put
ret;nop
@LD_A_B: mov al,byte ptr[b]
mov byte ptr[a],al
ret;nop
@LD_A_C: mov al,byte ptr[c]
mov byte ptr[a],al
ret;nop
@LD_A_D: mov al,byte ptr[d]
mov byte ptr[a],al
ret;nop
@LD_A_E: mov al,byte ptr[e]
mov byte ptr[a],al
ret;nop
@LD_A_H: mov al,byte ptr[h]
mov byte ptr[a],al
ret;nop
@LD_A_L: mov al,byte ptr[l]
mov byte ptr[a],al
ret;nop
@LD_A__HL_: mov si,word ptr [l]
call @take { ax <- ds:[si] }
mov a,al
ret;nop
@LD_A_A: mov al,byte ptr[a]
mov byte ptr[a],al
ret;nop
@ADD_A_B: mov al,byte ptr[b]
add byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADD_A_C: mov al,byte ptr[c]
add byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADD_A_D: mov al,byte ptr[d]
add byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADD_A_E: mov al,byte ptr[e]
add byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADD_A_H: mov al,byte ptr[h]
add byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADD_A_L: mov al,byte ptr[l]
add byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADD_A__HL_: mov si,word ptr[l]
call @take
add byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADD_A_A: mov al,byte ptr[a]
add byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADC_A_B: mov al,byte ptr [f]
db $0F,$BA,$E0,0 {bt ax,0}{80x86 carry <- z80 carry }
mov al,byte ptr[b]
adc byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADC_A_C: mov al,byte ptr [f]
db $0F,$BA,$E0,0 {bt ax,0}{80x86 carry <- z80 carry }
mov al,byte ptr[c]
adc byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADC_A_D: mov al,byte ptr [f]
db $0F,$BA,$E0,0 {bt ax,0}{80x86 carry <- z80 carry }
mov al,byte ptr[d]
adc byte ptr[a],al
mov cx,0100h
call @flag_aop
ret;nop
@ADC_A_E: mov al,byte ptr [f]
db $0F,$BA,$E0,0 {bt ax,0}{80x86 carry <- z80 carry }
mov al,byte ptr[e]
adc byte ptr[a],al