© Thomas Kunz 2000
SCE 574
79
Basic Addressing
Modes
äImmediate
ä+: no memory reference
ä-: limited operand magnitude
äDirect
ä+: simple
ä-: limited address space
äIndirect
ä+: large address space
ä-: multiple memory references
äRegister
ä+: no memory reference
ä-: limited address space
äDisplacement
ä+: flexibility
ä-: complexity