Papers/2012/yutaka-master: presen/presen1.html annotate

annotate presen/presen1.html @ 22:fe88829c8fe3 draft

add file

author	Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp>
date	Sun, 12 Feb 2012 17:51:19 +0900
parents	e5e563dc8270
children	02067287fac3

rev	line source
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	2 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	3
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	4 <html xmlns="http://www.w3.org/1999/xhtml">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	5
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	6 <head>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	7 <title>S5: An Introduction</title>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	8 <!-- metadata -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	9 <meta name="generator" content="S5" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	10 <meta name="version" content="S5 1.3" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	11 <meta name="author" content="Eric A. Meyer" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	12 <meta name="company" content="Complex Spiral Consulting" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	13 <!-- meta extensions -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	14 <meta name="subject" content="S5 1.3beta7" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	15 <meta name="creator" content="Christian Effenberger" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	16 <meta name="contributor" content="youcan[64]netzgesta[46]de" /> <meta name="publisher" content="s5.netzgesta.de" /> <meta name="description" content="S5 1.3 is a very flexible and lightweight slide show system available for anyone to use (including transitions and scalable fonts and images)" /> <meta name="keywords" content="S5, slide show, projection-mode, powerpoint-like, scala-like, keynote-like, incremental display, scalable fonts, scalable images, transitions, notes, osf, xoxo, css, javascript, xhtml, public domain" /> <meta name="robots" content="index, follow" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	17 <meta name="revisit-after" content="7 days" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	18 <!-- meta temporary -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	19 <meta http-equiv="content-type" content="text/html; charset=utf-8" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	20 <meta http-equiv="Content-Script-Type" content="text/javascript" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	21 <meta http-equiv="Content-Style-Type" content="text/css" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	22 <!-- configuration parameters -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	23 <meta name="defaultView" content="slideshow" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	24 <meta name="controlVis" content="hidden" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	25 <!-- configuration extensions -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	26 <meta name="tranSitions" content="true" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	27 <meta name="fadeDuration" content="500" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	28 <meta name="incrDuration" content="250" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	29 <!-- configuration autoplay extension -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	30 <meta name="autoMatic" content="false" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	31 <meta name="playLoop" content="true" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	32 <meta name="playDelay" content="10000" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	33 <!-- configuration audio extension -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	34 <meta name="audioSupport" content="false" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	35 <meta name="audioVolume" content="100" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	36 <meta name="audioError" content="false" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	37 <!-- configuration audio debug -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	38 <meta name="audioDebug" content="false" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	39 <!-- style sheet links -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	40 <link rel="stylesheet" href="ui/default_utf/slides.css" type="text/css" media="projection" id="slideProj" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	41 <link rel="stylesheet" href="ui/default_utf/outline.css" type="text/css" media="screen" id="outlineStyle" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	42 <link rel="stylesheet" href="ui/default_utf/print.css" type="text/css" media="print" id="slidePrint" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	43 <link rel="stylesheet" href="ui/default_utf/opera.css" type="text/css" media="projection" id="operaFix" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	44 <!-- embedded styles -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	45 <style type="text/css" media="all">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	46 .imgcon {width: 100%; margin: 0 auto; padding: 0; text-align: center;}
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	47 #anim {width: 33%; height: 320px; position: relative;}
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	48 #anim img {position: absolute; top: 0px; left: 0px;}
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	49
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	50 </style>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	51 <!-- S5 JS -->
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	52 <script src="ui/default_utf/slides.js" type="text/javascript"></script>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	53
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	54 </head>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	55 <body>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	56
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	57 <div class="layout">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	58 <div id="controls"><!-- DO NOT EDIT --></div>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	59 <div id="currentSlide"><!-- DO NOT EDIT --></div>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	60 <div id="header"></div>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	61 <div id="footer">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	62
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	63 <h1></h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	64 <h2></h2>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	65 </div>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	66 </div>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	67
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	68 <ol class="xoxo presentation">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	69
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	70 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	71 <h1>並列プログラミングフレームワーク Cerium の改良</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	72 <h3>金城　裕</h3>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	73 <h4>琉球大学理工学研究科情報工学専攻</h4>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	74 <div class="handout"></div>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	75 </li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	76
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	77 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	78 <h1>研究背景と目的(1/2)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	79 <font size="5">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	80 当研究室では、マルチコアCPU上での開発を支援するたの、並列プログラミングフレームワーク Cerium を開発し、学生実験で使用している。本研究では
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	81 Cerium の信頼性の向上を目的とし、改良を行った (信頼性 = 仕様通りに動作する)<br>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	82
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	83 マルチコア上の並列プログラミングでは
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	84 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	85 <li>並列処理部分の特定や同期処理を適切に行わなければ、台数効果は得られない。</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	86 <li>再現性ないバグなどが発生する可能性がある</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	87 <li>アーキテクチャを理解し最適なプログラムを書く必要がある</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	88 </ul><br>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	89
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	90 など信頼性のあるプログラムを開発するには逐次プログラミングよりも技術と手間がかかる問題がある<br>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	91 Cell上でのゲーム作成を行う学生実験でも、講義期間中に作品が一定のレベルに達しない問題が生じた。そこで学生実験での使用を考慮したフレームワーク Cerium を開発した<br>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	92
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	93 </font>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	94
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	95 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	96 <h1>研究背景と目的(2/2)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	97 <font size="5">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	98 Cerium を用いて期間中のゲームの作成が可能になった。しかし学生実験での使用や、例題の実装を行い　Cerium の信頼性が十分でない点が明らかになった。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	99 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	100 <li>仕様通りの稼働率がでない</li>
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	101 <li>アーキテクチャ依存の記述が含まれている</li>
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	102 </ul><br>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	103 以上の問題点を解決するため
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	104 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	105 <li>ソフトウェアMailQueueの実装</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	106 <li>TaskをグルーピングするTaskArrayの実装</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	107 <li>明示的なDMAロードを隠蔽するMemorySegmentのAPIの実装</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	108 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	109 などの改良を行い、信頼性のある並列プログラミングフレームワークを目指す。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	110 </font>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	111
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	112 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	113 <h1>Cell Broadband Engine</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	114 <font size="5">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	115
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	116 研究、実験の題材となった Cell Broadband Engine とは、
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	117 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	118 <li>ソニー、SCE、 IBM、東芝によって開発されたプロセッサ</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	119 <li>マルチコアで、9つのコアを持つ</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	120 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	121 <li>制御用コア PorwerPC Processor Element 1基</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	122 <li>演算用コア Synergistic Processor Element 8基 (実験で使用できるのは6基)</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	123 <li>各コアは Element Interconnect Bus を経由してデータアクセスを行う</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	124 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	125 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	126
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	127 <p style="text-align: center;">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	128 <img class="scale" src="pix/cell.png" alt="" title="At a Glance" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	129 </p>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	130
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	131 </font>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	132
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	133 <li class="slide">
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	134 <h1>DMA転送</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	135 SPE は直接 MainMemory にアクセスできない。明示的な DMA 転送命令を用いてデータにアクセスする。データは
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	136
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	137 <ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	138 <li>16アラインメントに揃える</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	139 <li>16byte の倍数のサイズ</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	140 <li>一度の転送は16KB の大きさまで</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	141 </ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	142
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	143
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	144 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	145 <h1>Mailbox</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	146
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	147 PPE と SPE の通信には Mailbox を用いる
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	148
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	149 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	150 <li>PPE と SPE 間で32ビットメッセージの交換ができる</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	151 <li>Mail の Queue は3種類</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	152 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	153 <li>SPU inbound Mailbox: PPE -> SPE</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	154 <li>SPU Outbound Mailbox: SPE -> PPE</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	155 <li>SPU Outbound interrupt Mailbox: SPE -> PPE (割り込み)</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	156 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	157 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	158
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	159 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	160 <h1>Cerium</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	161 Cerium とは
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	162 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	163 <li>並列プログラミング用のフレームワーク</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	164 <li>学生実験での使用を考慮して PS3/Cell, Linux, MacOSX で動作する</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	165 <li>構成</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	166 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	167 <li>TaskManager</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	168 <li>RenderingEngine</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	169 <li>SceneGraph</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	170 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	171 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	172
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	173
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	174 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	175 <h1>TaskManager</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	176 TaskManager とは Task のスケジューラ
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	177
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	178 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	179 <li>Task とよばれるデータ構造を提供</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	180 <li>処理(単位は関数に近い)を Task で記述していく</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	181 <li>定義された、Task の情報に沿って各コアに処理を割り振る</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	182 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	183
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	184 Task で記述された部分の、自動的な並列処理スケジューリングを行う。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	185
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	186 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	187 <h1>RenderingEngine(1/2)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	188 PS3 では Graphics Engien の仕様が公開されていないので、独自の RenderingEngine を開発した。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	189 Task で記述され、主に3つの Task から構成される
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	190 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	191 <li>CreatePolygonTask</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	192 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	193 <li>モデリングデータを、三角形のポリゴンに変換する</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	194 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	195 <li>CreateSpanTask</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	196 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	197 <li>ポリゴンを水平な線(Span)に分割する</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	198 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	199 <li>DrawSpanTask</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	200 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	201 <li>Span を Texture とマッピングし画面に出力する</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	202 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	203 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	204
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	205 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	206 <h1>RenderingEngine(2/2)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	207
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	208 例: Cube のモデリングデータの場合には、以下のように Task が働く。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	209
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	210 <p style="text-align: center;">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	211 <img class="scale" src="pix/rendering3.png" width="50%" alt="" title="At a Glance" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	212 </p>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	213
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	214 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	215 <h1>SceneGraph</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	216 ゲームのシーンを構成する木構造のグラフ。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	217
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	218 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	219 <h1>Cerium の改良</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	220 <font size="5">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	221 RenderingEngine を用いた例題で、ball bound, panel がある。(FPS = Frame per second)
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	222
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	223 <table border="1" cellspacing="0" cellspacing="2" cellpadding="5" align="center">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	224 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	225 <th></th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	226 <th>FPS</th>
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	227 <th>DMA転送待ち割合</th>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	228 <th>mail待ち割合</th>
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	229 <th>SPE稼働率</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	230 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	231 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	232 <th>ball bound</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	233 <th>30.2</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	234 <th>1.8%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	235 <th>74.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	236 <th>23.7%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	237 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	238 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	239 <th>panel</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	240 <th>4.0</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	241 <th>21.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	242 <th>11.1%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	243 <th>67.6%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	244 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	245 </table>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	246
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	247 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	248 <li>panel</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	249 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	250 <li>解像度1980x1080の一枚の画像の描画行う。</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	251 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	252 <li>ball bound</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	253 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	254 <li>球が跳ねる例題。</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	255 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	256 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	257
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	258 ball bound では Mail 待ちが約70%と、稼働率が出ていない。<br>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	259 panel は ball bound より処理の描画の処理が重く、その分稼働率が高くなっている。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	260 アムダールの法則より稼働率がでないとマルチコアの性能は発揮されない。フレームワークとしての信頼性が十分でない
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	261 </font>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	262
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	263 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	264 <h1>Mail 通知のスケジューリング</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	265 Cerium では SPE が Mail で待ち時間が発生するタイミングは2つ
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	266
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	267 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	268 <li>TaskList を待つ場合</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	269 <li>Mail の書き込みを待つ場合</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	270 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	271
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	272 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	273 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	274
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	275 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	276 <h1>TaskListのMail待ち</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	277 TaskList は処理する Task の List である。PPE で生成され SPE へ Mail で通知される
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	278
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	279 <p style="text-align: center;">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	280 <img class="scale" src="pix/tasklistmail1.png" width="80%" alt="" title="At a Glance" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	281 </p>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	282
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	283 TaskList が生成され SPE に通知されるまで、SPE に待ち時間が発生する。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	284
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	285 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	286 <h1>Mail の書き込み待ち</h1>
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	287 Task が終了した際と TaskList が終了した際に SPE が Mailbox へ書き込みを行う(依存関係解決のため)。Outbound Mailbox はサイズが1なので、他のMailが書き込まれている場合、それが PPE側から読み込まれるまで、待つ。
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	288
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	289 <p style="text-align: center;">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	290 <img class="scale" src="pix/mailschedule2.png" width="80%" alt="" title="At a Glance" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	291 </p>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	292
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	293 TaskList が生成され SPE に通知されるまで、SPE に待ち時間が発生する。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	294
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	295
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	296 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	297 <h1>TaskArray(1/3)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	298 TaskList は Cerium 側で固定長であり、ユーザは変更することができない。ユーザが設定できる TaskList のようなものが、TaskArrayである。TaskArray は複数の Task をグルーピングできる。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	299
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	300 <p style="text-align: center;">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	301 <img class="scale" src="pix/taskarray1.png" width="80%" alt="" title="At a Glance" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	302 </p>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	303
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	304 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	305 <h1>TaskArray(2/3)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	306 例えば　TaskListのサイズが4, TaskArray のサイズが4の場合、Task が8個の場合
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	307
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	308 <p style="text-align: center;">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	309 <img class="scale" src="pix/taskarray2.png" width="80%" alt="" title="At a Glance" />
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	310 </p>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	311
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	312 グルーピングされるため Task 毎の Mail 回数が減る。TaskList の要求回数が減る。そのため Mail の待ち時間が入る箇所が削減され、Mail の待ち時間自体の削減につながる。
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	313
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	314 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	315 <h1>TaskArray(3/3)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	316 <font size="5">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	317 TaskArray の効果を示す
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	318
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	319 <table border="1" cellspacing="0" cellspacing="2" cellpadding="5" align="center">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	320 <caption>ballbound</caption>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	321 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	322 <th>TaskArray</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	323 <th>FPS</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	324 <th>DMA転送待ち時間</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	325 <th>mail待ちの割合</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	326 <th>SPE稼働率</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	327 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	328 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	329 <th> なし </th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	330 <th>30.2</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	331 <th>1.8%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	332 <th>74.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	333 <th>23.7%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	334 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	335 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	336
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	337 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	338 <th> あり </th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	339 <th>32.2</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	340 <th>2.5%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	341 <th>66.7%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	342 <th>30.8%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	343 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	344
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	345 </table>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	346
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	347 <table border="1" cellspacing="0" cellspacing="2" cellpadding="5" align="center">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	348 <caption>panel</caption>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	349 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	350 <th>TaskArray</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	351 <th>FPS</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	352 <th>DMA転送待ち時間</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	353 <th>mail待ちの割合</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	354 <th>SPE稼働率</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	355 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	356
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	357 <th>なし</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	358 <th>4.0</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	359 <th>21.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	360 <th>11.1%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	361 <th>67.6%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	362 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	363
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	364
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	365 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	366 <th>あり</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	367 <th>4.2</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	368 <th>22.5%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	369 <th>5.7%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	370 <th>71.8%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	371 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	372 </table>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	373
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	374 TaskArray を ball bound, panel の DrawSpanTask に適応。FPS、稼働率の向上。Mail 待ちの時間が削減された
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	375
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	376 </font>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	377
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	378 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	379 <h1>MailQueue(1/3)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	380 ソフトウェア MailQueue の実装
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	381
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	382 <ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	383 <li>SPE から Mailbox に書き出せない場合に MailQueue へと書きだす</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	384 <li>MailQueue に Mail がある場合は、MailQueue から Mailbox へ書き出す</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	385 <li>MailQueue に残っている Mail は TaskList のTask を消化した時点で、すべて書き出す処理を挟む</li>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	386 </ul>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	387
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	388 Task 毎の Mail 書き込み時の待ち時間を削減するのが目的
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	389
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	390 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	391 <h1>MailQueue(2/3)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	392
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	393 Mailbox に書き込めない場合は、MailQueue に書き込む例
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	394
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	395 <p style="text-align: center;">
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	396 <img class="scale" src="pix/mailqueue1.png" width="70%" alt="" title="At a Glance" />
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	397 </p>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	398
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	399 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	400 <h1>MailQueue(3/3)</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	401 MailQeueuの効果
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	402
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	403 <font size="5">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	404 <table border="1" cellspacing="0" cellspacing="2" cellpadding="5" align="center">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	405 <caption>ball bound</caption>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	406 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	407 <th>MailQueue</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	408 <th>FPS</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	409 <th>DMA転送待ち時間</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	410 <th>mail待ちの割合</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	411 <th>SPE稼働率</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	412 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	413 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	414 <th> なし </th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	415 <th>32.2</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	416 <th>2.5%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	417 <th>66.7%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	418 <th>30.8%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	419 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	420 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	421
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	422 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	423 <th> あり </th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	424 <th>41.7</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	425 <th>3.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	426 <th>56.8%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	427 <th>40.0%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	428 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	429
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	430 </table>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	431
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	432 <table border="1" cellspacing="0" cellspacing="2" cellpadding="5" align="center">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	433 <caption>panel</caption>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	434 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	435 <th>MailQueue</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	436 <th>FPS</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	437 <th>DMA転送待ち時間</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	438 <th>mail待ちの割合</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	439 <th>SPE稼働率</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	440 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	441
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	442 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	443 <th>なし</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	444 <th>4.2</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	445 <th>22.5%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	446 <th>5.7%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	447 <th>71.8%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	448 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	449
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	450 <th>あり</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	451 <th>4.2</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	452 <th>23.7%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	453 <th>4.1%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	454 <th>72.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	455 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	456
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	457 </table>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	458 </font>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	459
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	460 <li class="slide">
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	461 <h1>MemorySegment(1/7)</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	462 CreateSpanTask では明示的にDMA転送命令を記述している。
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	463
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	464 <ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	465 <li>処理するデータ構造上の理由、Task内でのデータロードが必要</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	466 <li>DMA転送命令は Cell アーキテクチャ依存の記述</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	467 <li>他のアーキテクチャなどでは不要</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	468 </ul><br>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	469
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	470 アーキテクチャ依存の記述を隠蔽できるAPIが必要になった。
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	471
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	472 <li class="slide">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	473 <h1>MemorySegment(2/7)</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	474 明示的なDMA転送命令を隠蔽するため MemorySegment を実装した
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	475
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	476 <ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	477 <li>一定のメモリを確保し、ハッシュで管理(LRU方式)</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	478 <li>API 内部で自動的なキャッシュを行う (サイズは任意に設定できる)</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	479 <li>dma 命令を MemorySegment というデータ構造を操作する命令に置き換える</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	480 <ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	481 <li>dma_load -> get_segment</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	482 <li>dma_store -> put_segment</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	483 <li>dma_wait -> wait_segment</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	484 </ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	485 </ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	486
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	487 <li class="slide">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	488 <h1>MemorySegment(3/7)</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	489
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	490 <p style="text-align: center;">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	491 <img class="scale" src="pix/getsegment1.png" width="50%" alt="" title="At a Glance" />
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	492 </p>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	493
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	494
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	495 <li class="slide">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	496 <h1>MemorySegment(4/7)</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	497
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	498 <p style="text-align: center;">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	499 <img class="scale" src="pix/putsegment1.png" width="50%" alt="" title="At a Glance" />
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	500 </p>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	501
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	502
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	503 <li class="slide">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	504 <h1>MemorySegment(5/7)</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	505 明示的に記述したDMA転送命令の例
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	506 <pre>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	507 loop() {
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	508
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	509 tmp_data = get_data;
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	510 get_data = send_data;
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	511 send_data = tmp_data;
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	512
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	513 dma_wait(WAIT_STORE);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	514
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	515 dma_store(send_data, send_addr, data_size, WAIT_STORE);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	516 dma_load(get_data, get_addr, data_size, WAIT_LOAD);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	517
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	518 dma_wait(WAIT_LOAD);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	519
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	520 calc(get_data);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	521
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	522 }
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	523 </pre>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	524
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	525 <li class="slide">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	526 <h1>MemorySegment(6/7)</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	527 MemorySegment を適応させた例
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	528 <pre>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	529 loop() {
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	530
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	531 wait_segment(put_ms);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	532
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	533 put_ms = get_ms;
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	534
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	535 put_segment(put_ms);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	536 get_ms = get_segment(get_addr, ml);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	537
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	538 wait_segment(get_ms);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	539 get_data = get_ms->data;
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	540
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	541 calc(get_data);
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	542 }
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	543 </pre>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	544
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	545 <li class="slide">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	546 <h1>MemorySegment(7/7)</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	547 MemorySemgment を導入
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	548
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	549 <ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	550 <li>アーキテクチャ依存の記述を隠蔽することに成功した</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	551 <li>汎用的な Task 内でのデータ転送APIとして使用でき</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	552 <li>Core i7, Xeon などの汎用のメニーコアにも対応可能</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	553 <li>CreateSpanTask 内のデータロードと、DrawspanTask の Texture のロードに使用している</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	554 </ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	555
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	556 <li class="slide">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	557 <h1>まとめ(1)</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	558 並列プログラミングフレームワーク Cerium の改良を行った。
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	559
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	560 <ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	561 <li>Mail の待ち時間を削減、稼働率とFPSの向上に成功</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	562 <li>汎用的なデータ転送APIを実装した</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	563 <li>Cell アーキテクチャ依存の記述の隠蔽に成功</li>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	564 </ul>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	565
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	566
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	567 <li class="slide">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	568 <h1>まとめ(2)</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	569
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	570 改良の効果を示す
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	571
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	572 <font size="5">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	573 <table border="1" cellspacing="0" cellspacing="2" cellpadding="5" align="center">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	574 <caption>ball bound</caption>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	575 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	576 <th></th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	577 <th>FPS</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	578 <th>DMA転送待ち時間</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	579 <th>mail待ちの割合</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	580 <th>SPE稼働率</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	581 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	582 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	583 <th>改良前</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	584 <th>30.2</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	585 <th>1.8%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	586 <th>74.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	587 <th>23.7%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	588 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	589 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	590
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	591 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	592 <th>改良後</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	593 <th>41.7</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	594 <th>3.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	595 <th>56.8%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	596 <th>40.0%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	597 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	598 </table>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	599
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	600 <table border="1" cellspacing="0" cellspacing="2" cellpadding="5" align="center">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	601 <caption>panel</caption>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	602 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	603 <th></th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	604 <th>FPS</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	605 <th>DMA転送待ち時間</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	606 <th>mail待ちの割合</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	607 <th>SPE稼働率</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	608 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	609
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	610 <tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	611 <th>改良前</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	612 <th>4.0</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	613 <th>21.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	614 <th>11.1%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	615 <th>67.6%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	616 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	617
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	618 <th>改良後</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	619 <th>4.2</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	620 <th>23.7%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	621 <th>4.1%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	622 <th>72.3%</th>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	623 </tr>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	624
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	625 </table>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	626 </font>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	627
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	628 <li class="slide">
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	629 <h1>OpenGL との比較</h1>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	630 学生実験で作成されたシューティングゲーム「SuperDandy」を例題に OpenGL と比較。OpenGL は PPE 1基のみを使用。Cerium は
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	631 SPE6基+PPE1基を使用した。
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	632
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	633 <table border="1" cellspacing="0" cellspacing="2" cellpadding="5" align="center">
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	634 <caption>シューティングゲーム</caption>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	635 <tr>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	636 <th></th>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	637 <th>OpenGL</th>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	638 <th>Cerium</th>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	639 <th>性能差</th>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	640 </tr>
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	641
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	642 <tr>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	643 <th>SuperDandy</th>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	644 <th>17.5 FPS</th>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	645 <th>49.5 FPS</th>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	646 <th>2.9 倍</th>
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	647 </tr>
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	648
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	649 </table>
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	650
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	651
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	652 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	653 <h1>今後の課題</h1>
22 fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	654 アムダールの法則より、
fe88829c8fe3 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: 20 diff changeset	655
20 e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	656
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	657 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	658 <h1>自動的な依存関係の解決</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	659
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	660 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	661 <h1>Task 化による並列化率の向上</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	662
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	663 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	664 <h1>SPE の LS の利用方法</h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	665
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	666
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	667 <li class="slide">
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	668 <h1></h1>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	669
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	670 /end/
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	671
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	672 </ol>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	673
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	674 </body>
e5e563dc8270 add file Yutaka_Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp> parents: diff changeset	675 </html>

Mercurial > hg > Papers > 2012 > yutaka-master

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