Timings et NOPs

— Rédigé pour le Quasar Net¹⁾ par OffseT.

— Attention, cette section est encore une ébauche.

La répartition des cycles Z80 sur CPC

Récapitulatif des timings en NOP

A


ADC	A,A	1
ADC	A,B	1
ADC	A,C	1
ADC	A,D	1
ADC	A,E	1
ADC	A,H	1
ADC	A,L	1
ADC	A,IXh	2*
ADC	A,IXl	2*
ADC	A,IYh	2*
ADC	A,IYl	2*

ADC	A,d	2

ADC	A,(HL)	2
ADC	A,(IX+d)	5
ADC	A,(IY+d)	5


ADC	HL,BC	4
ADC	HL,DE	4
ADC	HL,HL	4
ADC	HL,SP	4


ADD	A,A	1
ADD	A,B	1
ADD	A,C	1
ADD	A,D	1
ADD	A,E	1
ADD	A,H	1
ADD	A,IXh	2*
ADD	A,IXl	2*
ADD	A,IYh	2*
ADD	A,IYl	2*
ADD	A,L	1

ADD	A,d	2

ADD	A,(HL)	2
ADD	A,(IX+d)	5
ADD	A,(IY+d)	5


ADD	HL,BC	3
ADD	HL,DE	3
ADD	HL,HL	3
ADD	HL,SP	3
ADD	IX,BC	4
ADD	IX,DE	4
ADD	IX,IX	4
ADD	IX,SP	4
ADD	IY,BC	4
ADD	IY,DE	4
ADD	IY,IY	4
ADD	IY,SP	4


AND	A	1
AND	B	1
AND	C	1
AND	D	1
AND	E	1
AND	H	1
AND	L	1
AND	IXh	2*
AND	IXl	2*
AND	IYh	2*
AND	IYl	2*

AND	d	2

AND	(HL)	2
AND	(IX+d)	5
AND	(IY+d)	5

B


BIT	n,A	2
BIT	n,B	2
BIT	n,C	2
BIT	n,D	2
BIT	n,E	2
BIT	n,H	2
BIT	n,L	2

BIT	n,(HL)	3
BIT	n,(IX+d)	6
BIT	n,(IY+d)	6

C


CALL	dd	5

CALL	C,dd	5/3
CALL	NC,dd	5/3
CALL	Z,dd	5/3
CALL	NZ,dd	5/3
CALL	M,dd	5/3
CALL	P,dd	5/3
CALL	PE,dd	5/3
CALL	PO,dd	5/3


CCF		1


CP	A	1
CP	B	1
CP	C	1
CP	D	1
CP	E	1
CP	H	1
CP	L	1
CP	IXh	2*
CP	IXl	2*
CP	IYh	2*
CP	IYl	2*

CP	d	2

CP	(HL)	2
CP	(IX+d)	5
CP	(IY+d)	5


CPD		4
CPDR		6/4

CPI		4
CPIR		6/4


CPL		1

D


DAA		1


DEC	A	1
DEC	B	1
DEC	C	1
DEC	D	1
DEC	E	1
DEC	H	1
DEC	L	1
DEC	IXh	2*
DEC	IXl	2*
DEC	IYh	2*
DEC	IYl	2*


DEC	BC	2
DEC	DE	2
DEC	HL	2
DEC	IX	3
DEC	IY	3
DEC	SP	2


DEC	(HL)	3
DEC	(IX+d)	6
DEC	(IY+d)	6


DI		1


DJNZ	d	4/3

E


EI		1


EX	AF,AF'	1
EX	DE,HL	1


EX	(SP),HL	6
EX	(SP),IX	7
EX	(SP),IY	7


EXX		1

H


HALT		1

I


IM	0	2
IM	1	2
IM	2	2


IN	A,(C)	4
IN	B,(C)	4
IN	C,(C)	4
IN	D,(C)	4
IN	E,(C)	4
IN	H,(C)	4
IN	L,(C)	4

IN	A,(d)	3


IND		5
INDR		5/4

INI		5
INIR		5/4


INC	A	1
INC	B	1
INC	C	1
INC	D	1
INC	E	1
INC	H	1
INC	L	1
INC	IXh	2*
INC	IXl	2*
INC	IYh	2*
INC	IYl	2*


INC	BC	2
INC	DE	2
INC	HL	2
INC	IX	3
INC	IY	3
INC	SP	2


INC	(HL)	3
INC	(IX+d)	6
INC	(IY+d)	6

J


JP	dd	3

JP	C,dd	3
JP	NC,dd	3
JP	Z,dd	3
JP	NZ,dd	3
JP	M,dd	3
JP	P,dd	3
JP	PE,dd	3
JP	PO,dd	3

JP	(HL)	1
JP	(IX)	2
JP	(IY)	2


JR	d	3

JR	C,d	3/2
JR	NC,d	3/2
JR	Z,d	3/2
JR	NZ,d	3/2

L


LD	A,A	1
LD	A,B	1
LD	A,C	1
LD	A,D	1
LD	A,E	1
LD	A,H	1
LD	A,L	1
LD	A,IXh	2*
LD	A,IXl	2*
LD	A,IYh	2*
LD	A,IYl	2*

LD	A,I	3
LD	A,R	3

LD	A,d	2

LD	A,(BC)	2
LD	A,(dd)	4
LD	A,(DE)	2
LD	A,(HL)	2
LD	A,(IX+d)	5
LD	A,(IY+d)	5

LD	A,RES n,(IX+d)	?*
LD	A,RES n,(IY+d)	?*

LD	A,RL(IX+d)	?*
LD	A,RL(IY+d)	?*

LD	A,RLC(IX+d)	?*
LD	A,RLC(IY+d)	?*

LD	A,RR(IX+d)	?*
LD	A,RR(IY+d)	?*

LD	A,RRC(IX+d)	?*
LD	A,RRC(IY+d)	?*

LD	A,SET n,(IX+d)	?*
LD	A,SET n,(IY+d)	?*

LD	A,SLA(IX+d)	?*
LD	A,SLA(IY+d)	?*

LD	A,SLL(IX+d)	?*
LD	A,SLL(IY+d)	?*

LD	A,SRA(IX+d)	?*
LD	A,SRA(IY+d)	?*

LD	A,SRL(IX+d)	?*
LD	A,SRL(IY+d)	?*


LD	B,A	1
LD	B,B	1
LD	B,C	1
LD	B,D	1
LD	B,E	1
LD	B,H	1
LD	B,L	1
LD	B,IXh	2*
LD	B,IXl	2*
LD	B,IYh	2*
LD	B,IYl	2*

LD	B,d	2

LD	B,(HL)	2
LD	B,(IX+d)	5
LD	B,(IY+d)	5

LD	B,RES n,(IX+d)	?*
LD	B,RES n,(IY+d)	?*

LD	B,RL(IX+d)	?*
LD	B,RL(IY+d)	?*

LD	B,RLC(IX+d)	?*
LD	B,RLC(IY+d)	?*

LD	B,RR(IX+d)	?*
LD	B,RR(IY+d)	?*

LD	B,RRC(IX+d)	?*
LD	B,RRC(IY+d)	?*

LD	B,SET n,(IX+d)	?*
LD	B,SET n,(IY+d)	?*

LD	B,SLA(IX+d)	?*
LD	B,SLA(IY+d)	?*

LD	B,SLL(IX+d)	?*
LD	B,SLL(IY+d)	?*

LD	B,SRA(IX+d)	?*
LD	B,SRA(IY+d)	?*

LD	B,SRL(IX+d)	?*
LD	B,SRL(IY+d)	?*


LD	C,A	1
LD	C,B	1
LD	C,C	1
LD	C,D	1
LD	C,E	1
LD	C,H	1
LD	C,L	1
LD	C,IXh	2*
LD	C,IXl	2*
LD	C,IYh	2*
LD	C,IYl	2*

LD	C,d	2

LD	C,(HL)	2
LD	C,(IX+d)	5
LD	C,(IY+d)	5

LD	C,RES n,(IX+d)	?*
LD	C,RES n,(IY+d)	?*

LD	C,RL(IX+d)	?*
LD	C,RL(IY+d)	?*

LD	C,RLC(IX+d)	?*
LD	C,RLC(IY+d)	?*

LD	C,RR(IX+d)	?*
LD	C,RR(IY+d)	?*

LD	C,RRC(IX+d)	?*
LD	C,RRC(IY+d)	?*

LD	C,SET n,(IX+d)	?*
LD	C,SET n,(IY+d)	?*

LD	C,SLA(IX+d)	?*
LD	C,SLA(IY+d)	?*

LD	C,SLL(IX+d)	?*
LD	C,SLL(IY+d)	?*

LD	C,SRA(IX+d)	?*
LD	C,SRA(IY+d)	?*

LD	C,SRL(IX+d)	?*
LD	C,SRL(IY+d)	?*


LD	D,A	1
LD	D,B	1
LD	D,C	1
LD	D,D	1
LD	D,E	1
LD	D,H	1
LD	D,L	1
LD	D,IXh	2*
LD	D,IXl	2*
LD	D,IYh	2*
LD	D,IYl	2*

LD	D,d	2

LD	D,(HL)	2
LD	D,(IX+d)	5
LD	D,(IY+d)	5

LD	D,RES n,(IX+d)	?*
LD	D,RES n,(IY+d)	?*

LD	D,RL(IX+d)	?*
LD	D,RL(IY+d)	?*

LD	D,RLC(IX+d)	?*
LD	D,RLC(IY+d)	?*

LD	D,RR(IX+d)	?*
LD	D,RR(IY+d)	?*

LD	D,RRC(IX+d)	?*
LD	D,RRC(IY+d)	?*

LD	D,SET n,(IX+d)	?*
LD	D,SET n,(IY+d)	?*

LD	D,SLA(IX+d)	?*
LD	D,SLA(IY+d)	?*

LD	D,SLL(IX+d)	?*
LD	D,SLL(IY+d)	?*

LD	D,SRA(IX+d)	?*
LD	D,SRA(IY+d)	?*

LD	D,SRL(IX+d)	?*
LD	D,SRL(IY+d)	?*


LD	E,A	1
LD	E,B	1
LD	E,C	1
LD	E,D	1
LD	E,E	1
LD	E,H	1
LD	E,L	1
LD	E,IXh	2*
LD	E,IXl	2*
LD	E,IYh	2*
LD	E,IYl	2*

LD	E,d	2

LD	E,(HL)	2
LD	E,(IX+d)	5
LD	E,(IY+d)	5

LD	E,RES n,(IX+d)	?*
LD	E,RES n,(IY+d)	?*

LD	E,RL(IX+d)	?*
LD	E,RL(IY+d)	?*

LD	E,RR(IX+d)	?*
LD	E,RR(IY+d)	?*

LD	E,RRC(IX+d)	?*
LD	E,RRC(IY+d)	?*

LD	E,SET n,(IX+d)	?*
LD	E,SET n,(IY+d)	?*

LD	E,SLA(IX+d)	?*
LD	E,SLA(IY+d)	?*

LD	E,SLL(IX+d)	?*
LD	E,SLL(IY+d)	?*

LD	E,SRA(IX+d)	?*
LD	E,SRA(IY+d)	?*

LD	E,SRL(IX+d)	?*
LD	E,SRL(IY+d)	?*


LD	H,A	1
LD	H,B	1
LD	H,C	1
LD	H,D	1
LD	H,E	1
LD	H,H	1
LD	H,L	1

LD	H,d	2

LD	H,(HL)	2
LD	H,(IX+d)	5
LD	H,(IY+d)	5

LD	H,RES n,(IX+d)	?*
LD	H,RES n,(IY+d)	?*

LD	H,RL(IX+d)	?*
LD	H,RL(IY+d)	?*

LD	H,RLC(IX+d)	?*
LD	H,RLC(IY+d)	?*

LD	H,RR(IX+d)	?*
LD	H,RR(IY+d)	?*

LD	H,RRC(IX+d)	?*
LD	H,RRC(IY+d)	?*

LD	H,SET n,(IX+d)	?*
LD	H,SET n,(IY+d)	?*

LD	H,SLA(IX+d)	?*
LD	H,SLA(IY+d)	?*

LD	H,SLL(IX+d)	?*
LD	H,SLL(IY+d)	?*

LD	H,SRA(IX+d)	?*
LD	H,SRA(IY+d)	?*

LD	H,SRL(IX+d)	?*
LD	H,SRL(IY+d)	?*


LD	L,A	1
LD	L,B	1
LD	L,C	1
LD	L,D	1
LD	L,E	1
LD	L,H	1
LD	L,L	1

LD	L,d	2

LD	L,(HL)	2
LD	L,(IX+d)	5
LD	L,(IY+d)	5

LD	L,RES n,(IX+d)	?*
LD	L,RES n,(IY+d)	?*

LD	L,RL(IX+d)	?*
LD	L,RL(IY+d)	?*

LD	L,RLC(IX+d)	?*
LD	L,RLC(IY+d)	?*

LD	L,RR(IX+d)	?*
LD	L,RR(IY+d)	?*

LD	L,RR(IX+d)	?*
LD	L,RR(IY+d)	?*

LD	L,SET n,(IX+d)	?*
LD	L,SET n,(IY+d)	?*

LD	L,SLA(IX+d)	?*
LD	L,SLA(IY+d)	?*

LD	L,SLL(IX+d)	?*
LD	L,SLL(IY+d)	?*

LD	L,SRA(IX+d)	?*
LD	L,SRA(IY+d)	?*

LD	L,SRL(IX+d)	?*
LD	L,SRL(IY+d)	?*


LD	IXh,A	2*
LD	IXh,B	2*
LD	IXh,C	2*
LD	IXh,D	2*
LD	IXh,E	2*
LD	IXh,IXh	2*
LD	IXh,IXl	2*

LD	IXl,A	2
LD	IXl,B	2*
LD	IXl,C	2*
LD	IXl,D	2*
LD	IXl,E	2*
LD	IXl,IXh	2*
LD	IXl,IXl	2*

LD	IYh,A	2*
LD	IYh,B	2*
LD	IYh,C	2*
LD	IYh,D	2*
LD	IYh,E	2*
LD	IYh,IXh	2*
LD	IYh,IXl	2*

LD	IYl,A	2
LD	IYl,B	2*
LD	IYl,C	2*
LD	IYl,D	2*
LD	IYl,E	2*
LD	IYl,IYh	2*
LD	IYl,IYl	2*

LD	IXh,d	3*
LD	IYh,d	3*
LD	IXl,d	3*
LD	IYl,d	3*


LD	I,A	3
LD	R,A	3

LD	SP,HL	2
LD	SP,IX	3
LD	SP,IY	3


LD	BC,dd	3
LD	DE,dd	3
LD	HL,dd	3
LD	IX,dd	4
LD	IY,dd	4
LD	SP,dd	3


LD	BC,(dd)	6
LD	DE,(dd)	6
LD	HL,(dd)	5
LD	IX,(dd)	6
LD	IY,(dd)	6
LD	SP,(dd)	6


LD	(BC),A	2
LD	(DE),A	2
LD	(HL),A	2
LD	(HL),B	2
LD	(HL),C	2
LD	(HL),D	2
LD	(HL),E	2
LD	(HL),H	2
LD	(HL),L	2

LD	(HL),d	3


LD	(IX+d),A	5
LD	(IX+d),B	5
LD	(IX+d),C	5
LD	(IX+d),D	5
LD	(IX+d),E	5
LD	(IX+d),H	5
LD	(IX+d),L	5

LD	(IX+d),d	6


LD	(IY+d),A	5
LD	(IY+d),B	5
LD	(IY+d),C	5
LD	(IY+d),D	5
LD	(IY+d),E	5
LD	(IY+d),H	5
LD	(IY+d),L	5

LD	(IY+d),d	6


LD	(dd),A	4

LD	(dd),BC	6
LD	(dd),DE	6
LD	(dd),HL	5
LD	(dd),IX	6
LD	(dd),IY	6
LD	(dd),SP	6


LDD		5
LDDR		6/5

LDI		5
LDIR		6/5

N


NEG		2

NOP		1

O


OR	A	1
OR	B	1
OR	C	1
OR	D	1
OR	E	1
OR	H	1
OR	L	1
OR	IXh	2*
OR	IXl	2*
OR	IYh	2*
OR	IYl	2*

OR	d	2

OR	(HL)	2
OR	(IX+d)	5
OR	(IY+d)	5


OUT	(C),A	4
OUT	(C),B	4
OUT	(C),C	4
OUT	(C),D	4
OUT	(C),E	4
OUT	(C),H	4
OUT	(C),L	4

OUT	(C),0	4*

OUT	(d),A	3


OTDR		5/4
OTIR		5/4

OUTD		5
OUTI		5

P


POP	AF	3
POP	BC	3
POP	DE	3
POP	HL	3
POP	IX	4
POP	IY	4


PUSH	AF	4
PUSH	BC	4
PUSH	DE	4
PUSH	HL	4
PUSH	IX	5
PUSH	IY	5

R


RES	n,A	2
RES	n,B	2
RES	n,C	2
RES	n,D	2
RES	n,E	2
RES	n,H	2
RES	n,L	2

RES	n,(HL)	3
RES	n,(IX+d)	7
RES	n,(IY+d)	7


RET		3

RET	C	4/2
RET	NC	4/2
RET	Z	4/2
RET	NZ	4/2
RET	P	4/2
RET	M	4/2
RET	PE	4/2
RET	PO	4/2


RETI		4
RETN		4


RLA		1
RL	A	2
RL	B	2
RL	C	2
RL	D	2
RL	E	2
RL	H	2
RL	L	2

RL	(HL)	4
RL	(IX+d)	7
RL	(IY+d)	7


RLCA		1
RLC	A	2
RLC	B	2
RLC	C	2
RLC	D	2
RLC	E	2
RLC	H	2
RLC	L	2

RLC	(HL)	4
RLC	(IX+d)	7
RLC	(IY+d)	7


RLD		5


RRA		1
RR	A	2
RR	B	2
RR	C	2
RR	D	2
RR	E	2
RR	H	2
RR	L	2

RR	(HL)	4
RR	(IX+d)	7
RR	(IY+d)	7


RRCA		1
RRC	A	2
RRC	B	2
RRC	C	2
RRC	D	2
RRC	E	2
RRC	H	2
RRC	L	2

RRC	(HL)	4
RRC	(IX+d)	7
RRC	(IY+d)	7


RRD		5


RST	&00	4
RST	&08	4
RST	&10	4
RST	&18	4
RST	&20	4
RST	&28	4
RST	&30	4
RST	&38	4

S


SBC	A,A	1
SBC	A,B	1
SBC	A,C	1
SBC	A,D	1
SBC	A,E	1
SBC	A,H	1
SBC	A,L	1
SBC	A,IXh	2*
SBC	A,IXl	2*
SBC	A,IYh	2*
SBC	A,IYl	2*

SBC	A,d	2

SBC	A,(HL)	2
SBC	A,(IX+d)	5
SBC	A,(IY+d)	5


SBC	HL,BC	4
SBC	HL,DE	4
SBC	HL,HL	4
SBC	HL,SP	4


SCF		1


SET	n,A	2
SET	n,B	2
SET	n,C	2
SET	n,D	2
SET	n,E	2
SET	n,H	2
SET	n,L	2

SET	n,(HL)	3
SET	n,(IX+d)	7
SET	n,(IY+d)	7


SLA	A	2
SLA	B	2
SLA	C	2
SLA	D	2
SLA	E	2
SLA	H	2
SLA	L	2

SLA	(HL)	4
SLA	(IX+d)	7
SLA	(IY+d)	7


SLL	A	?
SLL	B	?
SLL	C	?
SLL	D	?
SLL	E	?
SLL	H	?
SLL	L	?

SLL	(HL)	?
SLL	(IX+d)	7
SLL	(IY+d)	7


SRA	A	2
SRA	B	2
SRA	C	2
SRA	D	2
SRA	E	2
SRA	H	2
SRA	L	2

SRA	(HL)	4
SRA	(IX+d)	7
SRA	(IY+d)	7


SRL	A	2
SRL	B	2
SRL	C	2
SRL	D	2
SRL	E	2
SRL	H	2
SRL	L	2

SRL	(HL)	4
SRL	(IX+d)	7
SRL	(IY+d)	7


SUB	A	1
SUB	B	1
SUB	C	1
SUB	D	1
SUB	E	1
SUB	H	1
SUB	L	1
SUB	IXh	2*
SUB	IXl	2*
SUB	IYh	2*
SUB	IYl	2*

SUB	d	2

SUB	(HL)	2
SUB	(IX+d)	5
SUB	(IY+d)	5

X


XOR	A	1
XOR	B	1
XOR	C	1
XOR	D	1
XOR	E	1
XOR	H	1
XOR	L	1
XOR	IXh	2*
XOR	IXl	2*
XOR	IYh	2*
XOR	IYl	2*

XOR	d	2

XOR	(HL)	2
XOR	(IX+d)	5
XOR	(IY+d)	5

Documentations externes

¹⁾ basé sur les documentations de Longshot publiées dans Pot de Call 4 et 5 (le fameux discmag des années 90) et enrichies par nos soins