アプリケーションループ文のFPGA自動オフロード手法の評価

山登, 庸次

doi:10.51094/jxiv.2472

##article.authors##

山登, 庸次 NTT株式会社　ネットワークサービスシステム研究所

DOI:

https://doi.org/10.51094/jxiv.2472

キーワード:

環境適応ソフトウェア、 FPGA、自動オフロード、電力効率、進化的計算

抄録

効率の良いFPGA等のCPU以外のハードウェアの活用が増している．しかし，CPU以外のヘテロなハードウェアの利用には，OpenCL等の技術スキルの障壁が高い．それを踏まえ，私は，一度書いたコードを，配置されるハードウェアに応じて，自動変換，設定し，高性能で運用できるようにする環境適応ソフトウェアを提案している．GPUへのオフロードについては，一部を自動化してきた．本稿では，FPGAへのオフロードの最初のステップとして，ソースコードの適切なオフロード対象ループ文の自動抽出手法について提案，評価する．提案手法を市中のアプリケーションで有効性を評価する．

山登庸次，電子情報通信学会技術報告，SWIM2019-25，2020年2月

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