1. MIPS Microarchitecture Multicycle Processor
Lecture 19
Digital Design and Computer Architecture
Harris & Harris
Morgan Kaufmann / Elsevier, 2007

2. Review: Single-Cycle Processor

3. Multicycle Processor Datapath
Building Blocks

4. Read Instruction

5. Read Source Operand (rs)

6. Read Source Operand (rs)

7. Sign-Extend the Immediate

8. Sign-Extend the Immediate

9. Add Base Address to the Offset

10. Load Data from Memory

11. Write Data Back to Register File

12. Increment PC by 4

13. Enhanced Datapath for sw

14. Enhanced Datapath for sw

15. Enhanced Datapath for R-Type

16. Enhanced Datapath for beq

17. Multicycle Processor Datapath

18. Multicycle Processor Datapath

19. Multicycle Processor Control

20. Multicycle Processor: R-Type

21. Multicycle Processor: lw

22. Multicycle Processor: beq

23. Control Unit?

24. Control Unit

25. Multicycle Processor: addi

26. Next Time
Exceptions