{"created":"2025-01-19T01:31:10.102395+00:00","updated":"2025-01-19T10:53:53.706999+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00231041","sets":["1164:1579:11081:11407"]},"path":["11407"],"owner":"44499","recid":"231041","title":["ハザードを引き起こすループの遅延実行によるアウトオブオーダプロセッサの高速化"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-11-28"},"_buckets":{"deposit":"65a86abe-6cde-46c4-9ba6-e77c7a4241e1"},"_deposit":{"id":"231041","pid":{"type":"depid","value":"231041","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"ハザードを引き起こすループの遅延実行によるアウトオブオーダプロセッサの高速化","author_link":["623093","623092"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ハザードを引き起こすループの遅延実行によるアウトオブオーダプロセッサの高速化"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"アーキテクチャ","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2023-11-28","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学大学院情報理工学系研究科"},{"subitem_text_value":"東京大学大学院情報理工学系研究科"}]},"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/231041/files/IPSJ-ARC23255002.pdf","label":"IPSJ-ARC23255002.pdf"},"date":[{"dateType":"Available","dateValue":"2025-11-28"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-ARC23255002.pdf","filesize":[{"value":"663.6 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":"16"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"07645ae4-982c-4bb9-8a90-ae5b96d1405f","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":"小田喜, 陽彦"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"塩谷, 亮太"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10096105","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":"2188-8574","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"アウトオブオーダプロセッサは，さまざまなハザードにより性能を低下させる．たとえば分岐予測によって解決できない制御ハザードは後続のすべての命令の実行を妨げる．また，命令同士の依存によるデータハザードも命令を直列に実行することを強制する．本研究では，アウトオブオーダプロセッサにおいてハザードが頻繁に発生するループを検出し，検出したループ内の命令と，そのループを抜けた後の命令を並列に実行する方法を提案する．提案手法ではループ内の命令はインオーダ実行され，アウトオブオーダ実行に必要な資源を消費せず，ゆっくり実行される．一方でループを抜けた後の命令は上記と並列にアウトオブオーダ実行され，ループ内で生じたハザードによる遅延を隠蔽する．このループ後の命令の実行は，ループ内で発生する分岐予測ミスなどのハザードとは無関係に継続できるため，提案手法ではプロセッサ全体として性能を向上できる．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"9","bibliographic_titles":[{"bibliographic_title":"研究報告システム・アーキテクチャ（ARC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2023-11-28","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2","bibliographicVolumeNumber":"2023-ARC-255"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":231041,"links":{}}