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PUSH BCDE
PUSH JKHL     Stack Operation     Rabbit 4000/5000 Instruction

Opcode	Instruction	Operation
DD F5	PUSH BCDE	(SP - 1) = B (SP - 2) = C (SP - 3) = D (SP - 4) = E SP = SP - 4
FD F5	PUSH JKHL	(SP - 1) = JKHigh (SP - 2) = JKLow (SP - 3) = H (SP - 4) = L SP = SP - 4

Clocks	8-Bit Access	16-Bit Unaligned	16-Bit Aligned
Rabbit 4000	18	n/a	n/a
Rabbit 5000	19	19	17

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

Description

Pushes BCDE or JKHL on the stack.