Invention Application
- Patent Title: DATA PREFETCHING FOR GRAPHICS DATA PROCESSING
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Application No.: PCT/US2020/017897Application Date: 2020-02-12
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Publication No.: WO2020190429A1Publication Date: 2020-09-24
- Inventor: VEMULAPALLI, Vikranth , STRIRAMASSARMA, Lakshminarayanan , MACPHERSON, Mike , ANANTARAMAN, Aravindh , ASHBAUGH, Ben , RAMADOSS, Murali , SADLER, William B. , PEARCE, Jonathan , JANUS, Scott , INSKO, Brent , RANGANATHAN, Vasanth , SINHA, Kamal , HUNTER, Arthur , SURTI, Prasoonkumar , GALOPPO VON BORRIES, Nicolas , RAY, Joydeep , APPU, Abhisek R. , OULD-AHMED-VALL, ElMoustapha , KOKER, Altug , KIM, Sungye , MAIYURAN, Subramaniam , ANDREI, Valentin
- Applicant: INTEL CORPORATION , VEMULAPALLI, Vikranth , STRIRAMASSARMA, Lakshminarayanan , MACPHERSON, Mike , ANANTARAMAN, Aravindh , ASHBAUGH, Ben , RAMADOSS, Murali , SADLER, William B. , PEARCE, Jonathan , JANUS, Scott , INSKO, Brent , RANGANATHAN, Vasanth , SINHA, Kamal , HUNTER, Arthur , SURTI, Prasoonkumar , GALOPPO VON BORRIES, Nicolas , RAY, Joydeep , APPU, Abhisek R. , OULD-AHMED-VALL, ElMoustapha , KOKER, Altug , KIM, Sungye , MAIYURAN, Subramaniam , ANDREI, Valentin
- Applicant Address: 2200 Mission College Blvd. Santa Clara, California 95054 US
- Assignee: INTEL CORPORATION,VEMULAPALLI, Vikranth,STRIRAMASSARMA, Lakshminarayanan,MACPHERSON, Mike,ANANTARAMAN, Aravindh,ASHBAUGH, Ben,RAMADOSS, Murali,SADLER, William B.,PEARCE, Jonathan,JANUS, Scott,INSKO, Brent,RANGANATHAN, Vasanth,SINHA, Kamal,HUNTER, Arthur,SURTI, Prasoonkumar,GALOPPO VON BORRIES, Nicolas,RAY, Joydeep,APPU, Abhisek R.,OULD-AHMED-VALL, ElMoustapha,KOKER, Altug,KIM, Sungye,MAIYURAN, Subramaniam,ANDREI, Valentin
- Current Assignee: INTEL CORPORATION,VEMULAPALLI, Vikranth,STRIRAMASSARMA, Lakshminarayanan,MACPHERSON, Mike,ANANTARAMAN, Aravindh,ASHBAUGH, Ben,RAMADOSS, Murali,SADLER, William B.,PEARCE, Jonathan,JANUS, Scott,INSKO, Brent,RANGANATHAN, Vasanth,SINHA, Kamal,HUNTER, Arthur,SURTI, Prasoonkumar,GALOPPO VON BORRIES, Nicolas,RAY, Joydeep,APPU, Abhisek R.,OULD-AHMED-VALL, ElMoustapha,KOKER, Altug,KIM, Sungye,MAIYURAN, Subramaniam,ANDREI, Valentin
- Current Assignee Address: 2200 Mission College Blvd. Santa Clara, California 95054 US
- Agency: VAN NESS, Mark et al.
- Priority: US16/355,015 20190315
- Main IPC: G06F12/0862
- IPC: G06F12/0862 ; G06F12/0897 ; G06F12/0888 ; G06F9/38
Abstract:
Embodiments are generally directed to data prefetching for graphics data processing. An embodiment of an apparatus includes one or more processors including one or more graphics processing units (GPUs); and a plurality of caches to provide storage for the one or more GPUs, the plurality of caches including at least an L1 cache and an L3 cache, wherein the apparatus to provide intelligent prefetching of data by a prefetcher of a first GPU of the one or more GPUs including measuring a hit rate for the L1 cache; upon determining that the hit rate for the L1 cache is equal to or greater than a threshold value, limiting a prefetch of data to storage in the L3 cache, and upon determining that the hit rate for the L1 cache is less than a threshold value, allowing the prefetch of data to the L1 cache.
Information query
IPC分类: