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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- A(n) ________________ instruction always alters the instruction execution sequence. A(n) ______________ instruction alters the instruction execution sequence only if a specified Condition is true.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 and its impact on performance.