'Single cycle implementation' diaporamas de présentation

The Processor: Datapath and Control

The Processor: Datapath and Control. 6 bits. 5 bits. 5 bits. 5 bits. 5 bits. 6 bits. R-Format. op. rs. rt. rd. shamt. funct. 6 bits. 5 bits. 5 bits. 16 bits. I-Format. op. rs. rt. offset. 6 bits. 26 bits. J-Format. op. address. Implementing MIPS.

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Processor Design

Processor Design. Datapath and Design. All tables and diagrams in this presentation are from:. D. Patterson and J. Hennessy, Computer Organization and Design: The Hardware/Software Interface, Third Edition (The Morgan Kaufmann Series in Computer Architecture and Design), Morgan Kaufmann, 2002.

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CpE 442 Designing a Pipeline Processor (lect. II)

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CpE 442 Designing a Pipeline Processor (lect. II)

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CS352H: Computer Systems Architecture

CS352H: Computer Systems Architecture. Topic 8: MIPS Pipelined Implementation September 29, 2009. MIPS Pipeline. Five stages, one step per stage IF: Instruction fetch from memory ID: Instruction decode & register read EX: Execute operation or calculate address MEM: Access memory operand

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Pipeline Control unit (highly abstracted)

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The processor: Datapath and Control

The processor: Datapath and Control. Chapter 5. 0. 35 or 43. 4. rs. rs. rs. rt. rt. rt. rd. address. address. shamt. funct. 31:26. 31:26. 31:26. 25:21. 25:21. 25:21. 20:16. 20:16. 20:16. 15:11. 10:6. 15:0. 15:0. 5:0. Review. R-type. Load/ Store. Branch. opcode.

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Example from section

Example from section. Assembling a sandwich: ORD (8 seconds) TOS (0 or 10 seconds) ADD (0 to 10 seconds) PAY (5 seconds) We can assemble sandwiches every 10 seconds with pipelining :. A single sandwich takes between 13 and 33 seconds.

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Single cycle DataPath

Single cycle DataPath . 000000. op. rs. 10111. 11000. rt. 01001. rd. 00000. shamt. 100000. funct. 35. op. rs. 18. 8. rt. 16-bit number. 32. ALU Control. ALU's operation based on instruction type and function code e.g., What should the ALU do with any instruction? Example:

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Pipelining

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Pipelining

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Single Cycle vs. Multiple Cycle

Single Cycle Implementation:. Cycle 1. Cycle 2. Clk. lw. sw. Waste. Cycle 1. Cycle 2. Cycle 3. Cycle 4. Cycle 5. Cycle 6. Cycle 7. Cycle 8. Cycle 9. Cycle 10. Clk. lw. sw. R-type. IF. ID. EX. MEM. WB. IF. ID. EX. MEM. IF. Single Cycle vs. Multiple Cycle.

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