Transfer (data) from main memory to temporary storage in readiness for later use.
- The target can thus be prefetched before the actual address has been calculated and placed in a register.
- It's primarily designed to prefetch large quantities of data to help prevent processor stalls.
- The accelerator scours a page and prefetches the content behind each link.
A process or instance of prefetching data.
- Some changes were made to the hardware prefetch mechanism to increase its efficiency, in addition to software prefetches now being stored in the trace cache.
- A mechanism is also described to improve the timeliness of a prefetch by suitably adjusting the value of N after observing the usefulness of the prefetched instructions or data.
- In fact, all contemporary CPUs have their own data prefetch mechanisms, which allow them to move data into the cache memory.
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