{"links":{},"id":225159,"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00225159","sets":["1164:2240:11176:11177"]},"path":["11177"],"owner":"44499","recid":"225159","title":["FDTD法電磁界シミュミレータのSYCLによるGPUオフロードの検討"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-03-09"},"_buckets":{"deposit":"fbfd265b-a68a-45a7-ba4a-6c8bc6fd4be3"},"_deposit":{"id":"225159","pid":{"type":"depid","value":"225159","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"FDTD法電磁界シミュミレータのSYCLによるGPUオフロードの検討","author_link":["595296"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"FDTD法電磁界シミュミレータのSYCLによるGPUオフロードの検討"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"GPU","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2023-03-09","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京電機大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Tokyo Denki University","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/225159/files/IPSJ-HPC23188015.pdf","label":"IPSJ-HPC23188015.pdf"},"date":[{"dateType":"Available","dateValue":"2025-03-09"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC23188015.pdf","filesize":[{"value":"368.4 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"14"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"e54f4701-a819-4976-a92e-1851159ba101","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2023 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"池井, 満"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10463942","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8841","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"GPU を対象デバイスとしたオフロードを行うための手法として，C++ をベース言語として拡張されたプログラミング環境である SYCL を使用することを試みた．オフロードする対象としては，オープンソースの FDTD 法を用いたシミュレーション・プログラム OpenFDTD を用いた．OpenFDTD で準備されているベンチマークを実行するために必要なプログラムの主要部分をインテル社の SYCL 環境である DPC++ を用いて記述してコンパイルし，その記述方法と実行速度を OpenFDTD に付属する CUDA 版と比較した．この方法の利点は，記述方法としては，別言語のプログラムを付随させる必要が無く，共有メモリを用いてデータの移動を明示的に記述する必要が無いことにある．また benchmark200 では，CPU に内蔵した Xe-LP（1.3 GHz EU x 96）で GeForce GT1020 (1.25 GHz core x 384) に対して 1.15 倍の性能を得ることができた．また OpenMPを用いた CPU のみでの実行に対しても 2 倍程度の性能が得られている．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"9","bibliographic_titles":[{"bibliographic_title":"研究報告ハイパフォーマンスコンピューティング（HPC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2023-03-09","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"15","bibliographicVolumeNumber":"2023-HPC-188"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"created":"2025-01-19T01:24:40.225782+00:00","updated":"2025-01-19T12:54:06.258615+00:00"}