axx で、Z80のハンドリングをします。
Z80のISAをフルカバーしたパターンファイルを付けておきます。
z80.axx
/*
/* z80.axx z80 patternfile
/*
DEC IY :: 0xfd,0x2b
DEC IX :: 0xdd,0x2b
INC IY :: 0xfd,0x23
INC IX :: 0xdd,0x23
.setsym ::BC:: 0
.setsym ::DE::0x10
.setsym ::HL::0x20
.setsym ::SP:: 0x30
INC r :: 0x03|r
DEC r :: 0xb|r
.setsym ::B ::0
.setsym ::C ::1
.setsym ::D ::2
.setsym ::E ::3
.setsym ::H ::4
.setsym ::L ::5
.setsym ::A ::7
INC x :: 0x04|x<<3
DEC x :: 0x15|x<<3
INC (HL) :: 0x34
DEC (HL) :: 0x35
DEC (IY[[+!d]]) :: 0xfd,0x35,d
INC (IY[[+!d]]) :: 0xfd,0x34,d
DEC (IX[[+!d]]) :: 0xdd,0x35,d
INC (IX[[+!d]]) :: 0xdd,0x34,d
.setsym ::BC:: 0
.setsym ::DE:: 1
.setsym ::HL:: 2
.setsym ::SP:: 3
.setsym ::AF:: 3
ADD HL,s :: s<<4|0x09
ADC HL,s :: 0xed,s<<4|0x4a
SBC HL,s :: 0xed,s<<4|0x42
ADD IX,s :: 0xdd,0x09|s<<4
ADD IY,s :: 0xfd,0x09|s<<4
INC s :: s<<4|0x03
DEC s :: s<<4|0x0b
LD (IY[[+!d]]),s :: 0xfd,s|0x70,d
LD (IX[[+!d]]),s :: 0xdd,s|0x70,d
LD s,(IX[[+!d]]) :: 0xdd,0x46|(s<<3),d
LD s,(IY[[+!d]]) :: 0xfd,0x46|(s<<3),d
LD (HL),s :: s|0x70
LD s,(HL) :: (s<<3)|0x46
LD (HL),!d :: 0x36,d
LD (IY[[+!e]]),!d :: 0xfd,0x36,e,d
LD (IX[[+!e]]),!d :: 0xdd,0x36,e,d
LD A,(BC) :: 0xa
LD A,(DE) :: 0x1A
LD (BC),A :: 0x02
LD (DE),A :: 0x12
LD A,(!n) :: 0x3a,n&0xff,n>>8
LD (!n),A :: 0x32,n&0xff,n>>8
LD HL,(!d) :: 0x2a,d&0xff,d>>8
LD IX,(!d) :: 0xdd,0x2a,d&0xff,d>>8
LD IY,(!d) :: 0xfd,0x2a,d&0xff,d>>8
LD (!d),HL :: 0x22,d&0xff,d>>8
LD (!d),IX :: 0xdd,0x22,d&0xff,d>>8
LD (!d),IY :: 0xfd,0x22,d&0xff,d>>8
LD SP,HL :: 0xf9
LD SP,IX :: 0xdd,0xf9
LD SP,IY :: 0xfd,0xf9
LD A,I :: 0xed,0x57
LD A,R :: 0xed,0x5f
LD I,A :: 0xed,0x47
LD R,A :: 0xed,0x4f
LD IX,!d :: 0xdd,0x21,d&0xff,d>>8
LD IY,!d :: 0xfd,0x21,d&0xff,d>>8
LD HL,!d :: 0x21,d&0xff,d>>8
LD DE,!d :: 0x11,d&0xff,d>>8
LD BC,!d :: 0x01,d&0xff,d>>8
LD SP,!d :: 0x31,d&0xff,d>>8
LD HL,!d :: 0x21,d&0xff,d>>8
LD s,t :: 0x40|(s<<3)|t
LD s,!d :: (s<<3)|0x6,d
PUSH s :: 0xc5|(s<<4)
PUSH IX :: 0xdd,0xe5
PUSH IY :: 0xfd,0xe5
POP s :: 0xc1|(s<<4)
POP IX :: 0xdd,0xe1
POP IY :: 0xfd,0xe1
ADD A,(HL) :: 0x86
ADD A,(IX[[+!d]]) :: 0xdd,0x86,d
ADD A,(IY[[+!d]]) :: 0xfd,0x86,d
ADD A,s :: 0x80|s
ADD A,!d :: 0xc6,d
ADC A,(HL) :: 0x8e
ADC A,(IX[[+!d]]) :: 0xdd,0x8e,d
ADC A,(IY[[+!d]]) :: 0xfd,0x8e,d
ADC A,s :: 0x88|s
ADC A,!d :: 0xce,d
SUB A,(HL) :: 0x96
SUB A,(IX[[+!n]]) :: 0xdd,0x96,n
SUB A,(IY[[+!n]]) :: 0xfd,0x96,n
SUB A,s :: 0x90|s
SUB A,!d :: 0xd6,d
SBC A,(HL) :: 0x9e
SBC A,(IX[[+!n]]) :: 0xdd,0x9e,n
SBC A,(IY[[+!n]]) :: 0xfd,0x9e,n
SBC A,s :: 0x98|s
SBC A,!d :: 0xde,d
AND A,(HL) :: 0xa6
AND A,(IX[[+!n]]) :: 0xdd,0xa6,n
AND A,(IY[[+!n]]) :: 0xfd,0xa6,n
AND A,s :: 0x10|s
AND A,!d :: 0xe6|d
OR A,(HL) :: 0xb6
OR A,(IX[[+!n]]) :: 0xdd,0xb6,n
OR A,(IY[[+!n]]) :: 0xfd,0xb6,n
OR A,s :: 0xb0|s
OR A,!d :: 0xf6,d
XOR A,(HL) :: 0xae
XOR A,(IX[[+!n]]) :: 0xdd,0xae,n
XOR A,(IY[[+!n]]) :: 0xfd,0xae,n
XOR A,s :: 0x18|s
XOR A,!d :: 0xee,d
CP A,(HL) :: 0xbe
CP A,(IX[[+!n]]) :: 0xdd,0xbe,n
CP A,(IY[[+!n]]) :: 0xfd,0xbe,n
CP A,s :: 0xb8|s
CP A,!d :: 0xfe,d
BIT !x,s :: 0xcb,0x40|x<<3|s
BIT !x,(HL) :: 0xcb,0x46|x<<3
BIT !x,(IX[[+!d]]) :: 0xdd,0xcb,d,0x46|x<<3
BIT !x,(IY[[+!d]]) :: 0xfd,0xcb,d,0x46|x<<3
SET !x,s :: 0xcb,0xc0|x<<3|s
SET !x,(HL) :: 0xcb,0xc6|x<<3
SET !x,(IX[[+!d]]) :: 0xdd,0xcb,d,0xc6|x<<3
SET !x,(IY[[+!d]]) :: 0xfd,0xcb,d,0xc6|x<<3
RES !x,s :: 0xcb,0x80|x<<3|s
RES !x,(HL) :: 0xcb,0x86|x<<3
RES !x,(IX[[+!d]]) :: 0xdd,0xcb,d,0x86|x<<3
RES !x,(IY[[+!d]]) :: 0xfd,0xcb,d,0x86|x<<3
RLCA :: 0x07
RLA :: 0x17
RRCA :: 0x0f
RRA :: 0x1f
RLC (HL) :: 0xcb,0x06
RLC (IX[[+!d]]) :: 0xdd,0xcb,d,0x06
RLC (IY[[+!d]]) :: 0xfd,0xcb,0x00,0x06
RLC s :: 0xcb,s
RL (HL) :: 0xcb,0x10
RL (IX[[+!d]]) :: 0xdd,0xcb,d,0x10
RL (IY[[+!d]]) :: 0xfd,0xcb,d,0x10
RL s :: 0xcb,0x10|s
RRC (HL) :: 0xcb,0xe
RRC (IX[[+!d]]) :: 0xdd,0xcb,d,0x0e
RRC (IY[[+!d]]) :: 0xfd,0xcb,d,0x0e
RRC s :: 0xcb,0x08|s
RR (HL) :: 0xcb,0x1e
RR (IX[[+!d]]) :: 0xdd,0xcb,d,0x1e
RR (IY[[+!d]]) :: 0xfd,0xcb,d,0x1e
RR s :: 0xcb,0x18|s
SLA (HL) :: 0xcb,0x26
SLA (IX[[+!d]]) :: 0xdd,0xcb,d,0x26
SLA (IY[[+!d]]) :: 0xfd,0xcb,d,0x26
SLA s :: 0xcb,0x20|s
SRA (HL) :: 0xcb,0x2e
SRA (IX[[+!d]]) :: 0xdd,0xcb,d,0x2e
SRA (IY[[+!d]]) :: 0xfd,0xcb,d,0x2e
SRA s :: 0xcb,0x28|s
SRL (HL) :: 0xcb,0x3e
SRL (IX[[+!d]]) :: 0xdd,0xcb,d,0x3e
SRL (IY[[+!d]]) :: 0xfd,0xcb,d,0x3e
SRL s :: 0xcb,0x38|s
DAA :: 0x27
CPL :: 0x2f
NEG :: 0xed,0x44
CCF :: 0x3f
SCF :: 0x37
NOP :: 0x00
HALT :: 0x76
DI :: 0xf3
EI :: 0xfb
IM 0 :: 0xed,0x46
IM 1 :: 0xed,0x56
IM 2 :: 0xed,0x5e
EX DE,HL :: 0xeb
EX AF,AF' :: 0x08
EXX :: 0xd9
EX (SP),HL :: 0xe3
EX (SP),IX :: 0xdd,0xe3
EX (SP),IY :: 0xfd,0xe3
LDI :: 0xed,0xa0
LDIR :: 0xed,0xb0
LDD :: 0xed,0xa8
LDDR :: 0xed,0xb8
CPI :: 0xed,0xa1
CPIR :: 0xed,0xb1
CPD :: 0xed,0xa9
CPDR :: 0xed,0xb9
RLD :: 0xed,0x6f
RRD :: 0xed,0x67
IN A,(!n) :: 0xdb,n
IN s,(C) :: 0xed,0x40|s<<3
INI :: 0xed,0xa2
INIR :: 0xed,0xb2
IND :: 0xed,0xaa
INDR :: 0xed,0xba
OUT (!n),A :: 0xd3,n
OUT \(C\),s :: 0xed,0x41|s<<3
OUTI :: 0xed,0xa3
OTIR :: 0xed,0xb3
OUTD :: 0xed,0xab
OTDR :: 0xed,0xbb
.setsym ::NZ:: 0
.setsym ::Z :: 1
.setsym ::NC:: 2
.setsym ::C :: 3
.setsym ::PO:: 4
.setsym ::PE:: 5
.setsym ::P :: 6
.setsym ::M :: 7
JP (HL) :: 0xe9
JP (IX) :: 0xdd,0xe9
JP (IY) :: 0xfd,0xe9
JP s,!d :: 0xc2|s<<3,d&0xff,d>>8
JP !d :: 0xc3,d&0xff,d>>8
JR NZ,!e :: 0x20,e-2
JR Z,!e :: 0x28,e-2
JR NC,!e :: 0x30,e-2
JR C,!e :: 0x38,e-2
JR !e :: 0x18,e-2
DJNZ !e :: 0x10,e-2
CALL s,!d :: 0xc4|s<<3,d&0xff,d>>8
CALL !d :: 0xcd,d&0xff,d>>8
RET s :: 0xc0|s<<3
RET :: 0xc9
RETI :: 0xed,0x4d
RETN :: 0xed,0x45
RST !d :: 0xc7|(d//8)<<3
z80 hello world
z80hw.s
.org 0x100 ; プログラムの開始アドレス
start:
ld de, message ; メッセージのアドレスをDEレジスタにロード
ld c, 9 ; DOS関数9（文字列出力）
call 5 ; DOSファンクションコール
ld c, 0 ; DOS関数0（プログラム終了）
call 5
message:
.ascii "Hello World!$" ; 終端文字$付きの文字列
assemble
0000000000000000 z80hw.s 1 .org 0x100 ; プログラムの開始アドレス
0000000000000100 z80hw.s 2
0000000000000100 z80hw.s 3 start:
0000000000000100 z80hw.s 4 ld de, message ; メッセージのアドレスをDEレジスタにロード 0x11 0x0d 0x01
0000000000000103 z80hw.s 5 ld c, 9 ; DOS関数9（文字列出力） 0x0e 0x09
0000000000000105 z80hw.s 6 call 5 ; DOSファンクションコール 0xcd 0x05 0x00
0000000000000108 z80hw.s 7
0000000000000108 z80hw.s 8 ld c, 0 ; DOS関数0（プログラム終了） 0x0e 0x00
000000000000010a z80hw.s 9 call 5 0xcd 0x05 0x00
000000000000010d z80hw.s 10
000000000000010d z80hw.s 11 message:
000000000000010d z80hw.s 12 .ascii "Hello World!$" ; 終端文字$付きの文字列 0x48 0x65 0x6c 0x6c 0x6f 0x20 0x57 0x6f 0x72 0x6c 0x64 0x21 0x24
000000000000011a z80hw.s 13