Information processing device, storage medium, and method
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United States of America Patent
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Jul 16, 2019
Grant Date -
Jan 18, 2018
app pub date -
Jun 30, 2017
filing date -
Jul 14, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A device includes a processor configured to: divide loop in a program into first loop and second loop when compiling the program, the loop accessing data of an array and prefetching data of the array to be accessed at a repetition after prescribed repetitions at each repetition, the first loop including one or more repetitions from an initial repetition to a repetition immediately before the repetition after the prescribed repetitions, the second loop including one or more repetitions from the repetition after the prescribed repetitions to a last repetition, and generate an intermediate language code configured to access data of the array using a first region in a cache memory and prefetch data of the array using a second region in the cache memory in the first loop, and to access and prefetch data of the array using the second region in the second loop.
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