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4 cards from this section. Quick, good the night before a test.
Define an operand.
Think about what numbers or variables you might use in operations.
What is an opcode?
It's the action done by the instruction, like add, subtract, etc.
What is a three address instruction format?
Think about how many values can be processed in one command.
True or False: In a two address instruction format, one operand can serve as both source and destination.
Consider how values might be overwritten.
Create an example program that uses at least one of each instruction format. Describe the steps of the program.
Think about how to incorporate the instruction types effectively.
Discuss in detail how instruction size affects execution speed. Compare two address versus three address in terms of speed.
Consider how often the CPU accesses memory in relation to instruction complexity.
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