Architecture Overview

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Presentation transcript:

Architecture Overview Morgan Kaufmann Publishers 1 January, 2019 Architecture Overview Chapter 4 — The Processor — 1 Chapter 4 — The Processor

R-Format Instructions Morgan Kaufmann Publishers 1 January, 2019 R-Format Instructions Read two register operands Perform arithmetic/logical operation Write register result Chapter 4 — The Processor — 2 Chapter 4 — The Processor

Morgan Kaufmann Publishers 1 January, 2019 R-Type Instruction Chapter 4 — The Processor — 3 Chapter 4 — The Processor

Load/Store Instructions Morgan Kaufmann Publishers 1 January, 2019 Load/Store Instructions Read register operands Calculate address using 16-bit offset Use ALU, but sign-extend offset Load: Read memory and update register Store: Write register value to memory Chapter 4 — The Processor — 4 Chapter 4 — The Processor

Morgan Kaufmann Publishers 1 January, 2019 Load Instruction Chapter 4 — The Processor — 5 Chapter 4 — The Processor

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