Question

A MIPS processor executes sub $s1, $s2, $s3 instruction. 1. Which exception may be triggered by the above instruction and why? 2. In which pipeline stage is the exception detected?

          A MIPS processor executes sub $s1, $s2, $s3 instruction.
1. Which exception may be triggered by the above instruction and why?
2. In which pipeline stage is the exception detected?

Added by Kim B.

Computer Science and Information Technology

Trishna Knowledge Systems 2018 Edition

Instant Answer

Solved by Expert Narayan Hari

Step 1

The sub $s1, $s2, $s3 instruction is a subtraction operation that subtracts the value in register $s3 from the value in register $s2 and stores the result in register $s1. The exception that may be triggered by this instruction is an arithmetic overflow Show more…

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A MIPS processor executes the sub $s1, $s2, $s3 instruction. 1. Which exception may be triggered by the above instruction and why? 2. In which pipeline stage is the exception detected?