PUSH zz     Stack Operation     Rabbit 2000/3000/4000 Instruction

Opcode	Instruction	Clocks	Operation
----	PUSH zz	10 (2,2,3,3)	(SP - 1) = zzhigh (SP - 2) = zzlow SP = SP - 2
F5	PUSH AF	10 (2,2,3,3)	(SP - 1) = A (SP - 2) = F SP = SP - 2
C5	PUSH BC	10 (2,2,3,3)	(SP - 1) = B (SP - 2) = C SP = SP - 2
D5	PUSH DE	10 (2,2,3,3)	(SP - 1) = D (SP - 2) = E SP = SP - 2
E5	PUSH HL	10 (2,2,3,3)	(SP - 1) = H (SP - 2) = L SP = SP - 2

Flags				ALTD			IOI/IOE
S	Z	L/V	C	F	R	SP	S	D
-	-	-	-

Description

Pushes zz (any of the 16-bit registers AF, BC, DE or HL) on the stack.