Motorola 24-Bit Digital Signal Processor, DSP56000 manual Modifier Operand Reference Addressing Mode

INSTRUCTION GROUPS

Table 6-1 Addressing Modes Summary

	Modifier				Operand Reference
Addressing Mode
	MMMM	P	S	C		D	A	X	Y	L	XY
Register Direct
Data or Control Register	No			X		X
Address Register	No						X
Address Modifier Register	No						X
Address Offset Register	No						X
Address Register Indirect
No Update	No	X						X	X	X	X
Postincrement by 1	Yes	X						X	X	X	X
Postdecrement by 1	Yes	X						X	X	X	X
Postincrement by Offset Nn	Yes	X						X	X	X	X
Postdecrement by Offset Nn	Yes	X						X	X	X
Where: MMMM = Address Modifier
Indexed by Offset Nn	Yes	X						X	X	X
P = Program Reference	Yes	X						X	X	X
Predecrement by 1
S = Stack Reference

C = Program Control Unit Register Reference

D = Data ALU Register Reference

A = AGU Register Reference

X = X Memory Reference

Y = Y Memory Reference

L = L Memory Reference

XY = XY Memory Reference

6 - 22 INSTRUCTION SET INTRODUCTION MOTOROLA