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When a dependent instruction is stalled in stage 2 of our MIPS pipeline, the instruction ahead of it in stage 3 is allowed to advance.
When a dependent instruction is stalled in stage 2 of our MIPS pipeline, the instruction ahead of it in stage 3 is allowed to advance. Hence, in the next clock cycle, stage 3 will be empty. This empty stage is called a pipeline bubble. Is this bubble the same as a nop? Explain your answer.
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