Quiz submission record for quiz6-1-1 at Mon Jul 26 00:58:49 2004:

Your Answer for Question 1:
If we don't pipeline the control, then some hazards will be resulted. For example, without pipelining the control, if we read a register that hasn't been properly written, then the program will crash.

Your Answer for Question 2:
From the ID/EX register, another mux, and the EX/MEM register.

ID/EX: add $2 $3 $4
       addi $5 $6 1

another:  add $5 $3 $4
mux       sll $2 $2 0
          sll $2 $2 0
          sll $2 $2 0
          add $7 $0 $5

EX/MEM:   add $5 $3 $4
          sll $2 $2 0
          sll $2 $2 0
          add $7 $0 $5


Your Answer for Question 3:
It inserts stall during the ID state, so that there is bubble betweebn load and its use.

It performs a load-use hazard test. If the test is false, then it stops inserting bubble


Your unique submission ID is quiz6-1-1-cs61c-en-1090828729-1034.