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Chapter 4: The Instruction Set Architecture - 10/31/2013 02:13:31 ...

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4-22<br />

Addressing Modes<br />

<strong>Chapter</strong> 4: <strong>The</strong> <strong>Instruction</strong> <strong>Set</strong> <strong>Architecture</strong><br />

• Four ways of computing the address of a value in memory: (1) a<br />

constant value known at assembly time, (2) the contents of a register,<br />

(3) the sum of two registers, (4) the sum of a register and a constant.<br />

<strong>The</strong> table gives names to these and other addressing modes.<br />

Principles of Computer <strong>Architecture</strong> by M. Murdocca and V. Heuring<br />

© 1999 M. Murdocca and V. Heuring

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