Explain the importance of instruction reordering in out-of-order execution pipelines and its impact on performance.
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Explain the importance of instruction reordering in out-of-order execution pipelines and its impact on performance.
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- _____ is a CPU design technique in which instruction execution is divided into multiple stages and different instructions can execute in different stages simultaneously.How does pipelining improve CPU efficiency? What’s the potential effect on pipelining’s efficiency when executing a conditional BRANCH instruction? What techniques can be used to make pipelining more efficient when executing conditional BRANCH instructions?If a microprocessor has a cycle time of 0.5 nanoseconds, what’s the processor clock rate? If the fetch cycle is 40% of the processor cycle time, what memory access speed is required to implement load operations with zero wait states and load operations with two wait states?
- Explain the concept of instruction reordering in out-of-order execution pipelines. What are the benefits and challenges of this approach?Explain the concept of dynamic instruction scheduling in out-of-order execution pipelines and its impact on performance.Describe the concept of instruction reordering in out-of-order execution pipelines.