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author | Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp> |
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date | Tue, 14 Jul 2015 17:23:04 +0900 |
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<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Monadに基づくMeta計算を基本とするGears OSの設計</title> <style> html, body { margin: 0; padding: 0; } body { font-family: Verdana, Geneva, Arial, Helvetica, sans-serif; } a:link, a:visited { color: black; } h1 { font-size: 30pt; } h2 { font-size: 28pt; } h3 { font-size: 25pt; } p, li, dt, dd, td, th { font-size: 18pt; } pre { font-size: 14pt; } pre.small { font-size: 11pt; } pre.code { background-color: azure; padding: 5px; } ul { list-style-type: square; } .center { text-align: center; } .slide { page-break-after: always; min-height: 100mm; padding: 40px; border: 1px dotted black; /* background: -moz-linear-gradient( top, maroon, red); */ } /* styles for built-in coderay syntax highlighting theme */ .CodeRay { background-color: hsl(0,0%,95%); border: 1px solid silver; color: black; } .CodeRay pre { margin: 0px; } span.CodeRay { white-space: pre; border: 0px; padding: 2px; } table.CodeRay { border-collapse: collapse; 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background: #007 } .CodeRay .head { color: #f8f; background: #505 } .CodeRay .head .filename { color: white; } .CodeRay .delete .eyecatcher { background-color: hsla(0,100%,50%,0.2); border: 1px solid hsla(0,100%,45%,0.5); margin: -1px; border-bottom: none; border-top-left-radius: 5px; border-top-right-radius: 5px; } .CodeRay .insert .eyecatcher { background-color: hsla(120,100%,50%,0.2); border: 1px solid hsla(120,100%,25%,0.5); margin: -1px; border-top: none; border-bottom-left-radius: 5px; border-bottom-right-radius: 5px; } .CodeRay .insert .insert { color: #0c0; background:transparent; font-weight:bold } .CodeRay .delete .delete { color: #c00; background:transparent; font-weight:bold } .CodeRay .change .change { color: #88f } .CodeRay .head .head { color: #f4f } /* for princexml (CSS3 paged media support) @page { size: A4 landscape } */ </style> </head> <body> <div class="presentation"> <div class='slide '> <!-- === begin markdown block === generated by markdown/1.2.0 on Ruby 2.2.2 (2015-04-13) [x86_64-darwin14] on 2015-05-25 19:44:29 +0900 with Markdown engine kramdown (1.7.0) using options {} --> <!-- _S9SLIDE_ --> <h1 id="section">研究目的</h1> <ul> <li>当研究室では, プログラムをコードセグメント, データセグメントを用いた並列フレームワークの開発を行っている.</li> <li>Gears OSでは, 並列実行に必要なMetaな機能を関数型言語におけるMonadの原理に基づいて実現する.</li> <li>また, Code Segment, Data SegmentそれぞれにMeta Code Segment, Meta Data Segmentを付属させる.</li> <li>この研究ではGears OSの機能をCbC(Continuation based C)で実装、評価することを目的とする.</li> </ul> </div> <div class='slide '> <!-- _S9SLIDE_ --> <h1 id="gear-box">Gear Box</h1> <ul> <li>基本はState Diagramで記述</li> <li>State DiagramのStateをCode Gear(Code Segment)</li> <li>Code Gear間にData Gear(Data Segment)を記述</li> </ul> </div> <div class='slide '> <!-- _S9SLIDE_ --> <h1 id="gear-box-1">Gear Box</h1> <p><img src="./pictures/GearBoxExample.svg" alt="GearBoxExample" /></p> </div> <div class='slide '> <!-- _S9SLIDE_ --> <h1 id="gear-box-2">Gear Box</h1> <p><img src="./pictures/MetaGearBoxExample.svg" alt="MetaGearBoxExample" /></p> </div> <div class='slide '> <!-- _S9SLIDE_ --> <h1 id="synchronized-queue">Synchronized Queue</h1> <p><img src="./pictures/synchronizedQueueSender.svg" alt="GearBoxExample" /></p> </div> <div class='slide '> <!-- _S9SLIDE_ --> <h1 id="synchronized-queue-1">Synchronized Queue</h1> <p><img src="./pictures/synchronizedQueueReceiver.svg" alt="GearBoxExample" /></p> </div> <div class='slide '> <!-- _S9SLIDE_ --> <h1 id="synchronized-queue-2">Synchronized Queue</h1> <ul> <li>各Threadに共通のData Gearをもたせる</li> <li>Meta Code Segmentでsynchronizedを表現する</li> <li>つまり, Meta Code Segmentを書き換えることで実装を変更できる</li> </ul> </div> <div class='slide '> <!-- _S9SLIDE_ --> <h1 id="synchronized-queue-3">Synchronized Queue</h1> <ul> <li>CASでの実装 <ul> <li>Meta Put, Meta GetでCasを行い, Data Gearを更新</li> </ul> </li> <li>pthread_mutex_lockでの実装 <ul> <li>Meta Sender, Meta ReciverでData Gearをlock</li> <li>Meta Put, Meta Getでunlock</li> </ul> </li> <li>Semphoreでの実装 <ul> <li>読み込み用, 書き込み用のSemphoreを用意</li> <li>Meta Put, Meta Getでsem_p, sem_vを行う</li> </ul> </li> </ul> </div> <div class='slide '> <!-- _S9SLIDE_ --> <h1 id="hoge">hoge</h1> <div class="CodeRay"><pre 'code'> <table class="CodeRay"><tr> <td class="line-numbers"><pre><a href="#n1" name="n1">1</a> <a href="#n2" name="n2">2</a> <a href="#n3" name="n3">3</a> <a href="#n4" name="n4">4</a> </pre></td> <td class="code"><pre> <span class="keyword">def</span> <span class="function">hello</span> puts <span class="string"><span class="delimiter">"</span><span class="content">hoge</span><span class="delimiter">"</span></span> <span class="keyword">end</span> </pre></td> </tr></table> </div> <!-- === end markdown block === --> </div> </div> <!-- presentation --> </body> </html>