Mercurial > hg > Papers > 2019 > anatofuz-prosym

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author Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
date Thu, 10 Jan 2019 21:55:46 +0900
parents 2c38abf2c77d
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6 <!DOCTYPE html>
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7 <html>
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8 <head>
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9 <meta http-equiv="content-type" content="text/html;charset=utf-8">
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10 <title>CbCによるPerl6処理系</title>
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12 <meta name="generator" content="Slide Show (S9) v4.0.1 on Ruby 2.5.1 (2018-03-29) [x86_64-darwin17]">
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13 <meta name="author" content="Takahiro Shimizu, Shinji Kono" >
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15 <!-- style sheet links -->
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16 <link rel="stylesheet" href="s6/themes/screen.css" media="screen">
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17 <link rel="stylesheet" href="s6/themes/print.css" media="print">
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18 <link rel="stylesheet" href="s6/themes/blank.css" media="screen,projection">
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20 <!-- JS -->
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21 <script src="s6/js/jquery-1.11.3.min.js"></script>
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22 <script src="s6/js/jquery.slideshow.js"></script>
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23 <script src="s6/js/jquery.slideshow.counter.js"></script>
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24 <script src="s6/js/jquery.slideshow.controls.js"></script>
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25 <script src="s6/js/jquery.slideshow.footer.js"></script>
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26 <script src="s6/js/jquery.slideshow.autoplay.js"></script>
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28 <!-- prettify -->
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29 <link rel="stylesheet" href="scripts/prettify.css">
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30 <script src="scripts/prettify.js"></script>
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32 <style>
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33 .slide {page-break-after: always;}
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34 </style>
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39 </head>
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40 <body>
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42 <div class="layout">
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43 <div id="header"></div>
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44 <div id="footer">
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45 <div align="right">
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46 <img src="s6/images/logo.svg" width="200px">
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47 </div>
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48 </div>
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49 </div>
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51 <div class="presentation">
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52
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53 <div class='slide cover'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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54 <table width="90%" height="90%" border="0" align="center">
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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55 <tr>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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56 <td>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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57 <div align="center">
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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58 <h1><font color="#808db5">CbCによるPerl6処理系</font></h1>
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59 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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60 </td>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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61 </tr>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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62 <tr>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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63 <td>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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64 <div align="left">
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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65 Takahiro Shimizu, Shinji Kono
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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66 琉球大学
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67 <hr style="color:#ffcc00;background-color:#ffcc00;text-align:left;border:none;width:100%;height:0.2em;">
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68 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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69 </td>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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70 </tr>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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71 </table>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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72 </div>
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73
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74
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75 <div class='slide'>
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76
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77 <!-- _S9SLIDE_ -->
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78 <h2 id="研究目的">研究目的</h2>
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79 <ul>
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80 <li>スクリプト言語であるPerl5の後継言語としてPerl6が現在開発されている．</li>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
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81 <li>現在主流なPerl6の実装にRakudoがあり, RakudoはNQP(Perl6のサブセット)で記述されたPerl6, NQPで記述されたNQPコンパイラがある</li>
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82 <li>NQPコンパイラはRakudoのVMであるMoarVM用のバイトコードを生成し, MoarVMはこのバイトコードを解釈, 実行する</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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83 <li>Continuation based C (CbC)という言語は継続を基本とするC言語であり, 言語処理系に応用出来ると考えられる</li>
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84 <li>CbC一部用いてMoarVMの書き換えを行い, 処理を検討する．</li>
85
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85 </ul>
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86
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87
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88
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89 </div>
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90
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91 <div class='slide'>
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92 <!-- _S9SLIDE_ -->
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93 <h2 id="continuation-based-c-cbc">Continuation Based C (CbC)</h2>
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94
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95 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
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96 <li>Continuation Based C (CbC) はCodeGearを単位として用いたプログラミング言語である.</li>
85
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97 <li>CodeGearはCの通常の関数呼び出しとは異なり，スタックに値を積まず, 次のCodeGearにgoto文によって遷移する.</li>
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98 <li>このgoto文による遷移を軽量継続と呼ぶ．</li>
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99 <li>CodeGearはCの関数宣言の型名の代わりに<code>__code</code>と書く事で宣言出来る．</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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100 </ul>
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101
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102 <pre><code>extern int printf(const char*,...);
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103 int main (){
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104 int data = 0;
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105 goto cg1(&amp;data);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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106 }
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107 __code cg1(int *datap){
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108 (*datap)++;
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109 goto cg2(datap);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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110 }
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111 __code cg2(int *datap){
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112 (*datap)++;
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113 printf("%d\n",*datap);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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114 }
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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115 </code></pre>
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116
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117
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118
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119 </div>
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120
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121 <div class='slide'>
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122 <!-- _S9SLIDE_ -->
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123 <h2 id="cbcの現在の実装">CbCの現在の実装</h2>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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124
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125 <ul>
88
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126 <li>CbCは現在3種類の実装がある．
85
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127 <ul>
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128 <li>gcc (version 9.0.0)</li>
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129 <li>llvm/clang (version 7.0.0)</li>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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130 <li>micro-c</li>
85
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131 </ul>
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132 </li>
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133 </ul>
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134
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135
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136
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137 </div>
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138
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139 <div class='slide'>
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140 <!-- _S9SLIDE_ -->
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141 <h2 id="言語処理系の応用">言語処理系の応用</h2>
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142 <ul>
88
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143 <li>スクリプト言語処理系は, バイトコードにコンパイルされ, バイトコードをJITを用いてネイティブに変換する</li>
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144 <li>JITを使わない場合, バイトコードに対応した, case文や, ラベルのテーブルにgotoすることで処理を実行する</li>
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parents: 86
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145 <li>CbCを言語処理系に応用した場合, バイトコードに対応するCodeGearを生成することが可能である</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
146 <li>バイトコードに対応したCodeGearは, CodeGearのテーブルを経由することで実行出来る</li>
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parents: 86
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147 <li>CodeGearに分割することで, 処理を複数の関数で記述する事が出来, ファイル分割などのモジュール化が可能となる</li>
85
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148 </ul>
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149
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150
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151
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152 </div>
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153
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154 <div class='slide'>
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155 <!-- _S9SLIDE_ -->
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156 <h2 id="rakudo">Rakudo</h2>
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157 <ul>
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158 <li>Rakudoとは現在のPerl6の主力な実装である．</li>
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159 <li>実行環境のVM, Perl6のサブセットであるNQP(NotQuitPerl), NQPで記述されたPerl6(Rakudo)という構成になっている．</li>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
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160 <li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
161 <p>コンパイラは, NQPで記述されたPerl6コンパイラ, NQPで記述されたNQPコンパイラ, MoarVMバイトコードを解釈するMoarVMという構成である</p>
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parents: 86
diff changeset
162 </li>
85
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163 <li>現在はMoarVMがRakudoの中でも主流なVM実装となっている．</li>
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164 </ul>
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165
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166
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167
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parents:
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168 </div>
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169
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170 <div class='slide'>
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171 <!-- _S9SLIDE_ -->
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172 <h2 id="moarvm">MoarVM</h2>
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173
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174 <ul>
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175 <li>Perl6専用のVMであり, Cで記述されている</li>
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176 <li>レジスタマシンとして実装されている．</li>
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177 <li>MoarVMはバイトコードインタプリタを <code>src/core/interp.c</code> で定義しており, この中の関数 <code>MVM_interp_run</code> で命令に応じた処理を実行する</li>
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178 </ul>
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179
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180
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181
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182 </div>
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183
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184 <div class='slide'>
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185 <!-- _S9SLIDE_ -->
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186 <h2 id="mvm_interp_run">MVM_interp_run</h2>
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187
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188 <ul>
88
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189 <li>DISPATCHマクロは次の様に記述されており, この中の <code>OP</code> で宣言されたブロックがそれぞれオペコードに対応する処理となっている．</li>
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190 <li>この中では <code>GET_REG</code> などのマクロを用いてMoarVMのレジスタにアクセスする．</li>
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191 <li><code>cur_op</code>は次のオペコード列が登録されており, マクロ <code>NEXT</code> で決められた方法で次のオペコードに遷移する．</li>
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parents: 86
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192 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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193
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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194 <pre><code>DISPATCH(NEXT_OP) {
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195 OP(const_i64):
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196 GET_REG(cur_op, 0).i64 = MVM_BC_get_I64(cur_op, 2);
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197 cur_op += 10;
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198 goto NEXT;
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199 }
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200
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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201 </code></pre>
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202
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203
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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204
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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205 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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206
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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207 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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208 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
209 <h2 id="mvm_interp_run-1">MVM_interp_run</h2>
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210
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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diff changeset
211 <ul>
85
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212 <li>MVM_interp_runでは次のオペコードをフェッチする際に <code>NEXT_OP</code> マクロを介して計算を行う．</li>
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213 <li>オペコードが対応する命令を実行する際は, <code>MVM_CGOTO</code> フラグが立っている場合はCのラベルgotoを利用し, 使えない場合はswitch文を利用して遷移する．</li>
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214 </ul>
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215
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216 <pre><code>#define NEXT_OP (op = *(MVMuint16 *)(cur_op), cur_op += 2, op)
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217
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218 #if MVM_CGOTO
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219 #define DISPATCH(op)
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220 #define OP(name) OP_ ## name
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221 #define NEXT *LABELS[NEXT_OP]
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222 #else
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223 #define DISPATCH(op) switch (op)
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224 #define OP(name) case MVM_OP_ ## name
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225 #define NEXT runloop
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226 #endif
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227 </code></pre>
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228
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229
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230
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231 </div>
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232
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233 <div class='slide'>
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234 <!-- _S9SLIDE_ -->
88
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235 <h2 id="mvm_interp_run-2">MVM_interp_run</h2>
85
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236
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237 <ul>
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238 <li>ラベル遷移を利用する場合は配列<code>LABELS</code>にアクセスし, ラベル情報を取得する</li>
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239 </ul>
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240
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241 <pre><code>static const void * const LABELS[] = {
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242 &amp;&amp;OP_no_op,
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243 &amp;&amp;OP_const_i8,
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244 &amp;&amp;OP_const_i16,
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245 &amp;&amp;OP_const_i32,
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246 &amp;&amp;OP_const_i64,
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247 &amp;&amp;OP_const_n32,
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248 &amp;&amp;OP_const_n64,
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249 &amp;&amp;OP_const_s,
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250 &amp;&amp;OP_set,
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diff changeset
251 &amp;&amp;OP_extend_u8,
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parents:
diff changeset
252 &amp;&amp;OP_extend_u16,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
253 &amp;&amp;OP_extend_u32,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
254 &amp;&amp;OP_extend_i8,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
255 &amp;&amp;OP_extend_i16,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
256 </code></pre>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
257
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
258
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
259
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
260 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
261
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
262 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
263 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
264 <h2 id="mvm_interp_run-3">MVM_interp_run</h2>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
265
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
266 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
267 <li>Cの実装の場合, switch文に展開される可能性がある為, 命令ディスパッチが書かれているCソース・ファイルの指定の場所にのみ処理を記述せざるを得ない
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
268 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
269 <li>その為, 1ファイルあたりの記述量が膨大になり, 命令のモジュール化ができない</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
270 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
271 </li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
272 <li>Threaded Codeの実装を考えた場合, この命令に対応して大幅に処理系の実装を変更する必要がある．</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
273 <li>デバッグ時には今どの命令を実行しているか, ラベルテーブルを利用して参照せざるを得ず, 手間がかかる．</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
274 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
275
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
276
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
277
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
278 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
279
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
280 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
281 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
282 <h2 id="cbcmoarvmのバイトコードディスパッチ">CbCMoarVMのバイトコードディスパッチ</h2>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
283
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
284 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
285 <li>interp.cではマクロを利用した cur_op (現在のオペコード) の計算及び, マクロ遷移かswitch文を利用して次の命令列に遷移していた</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
286 <li>CbCMoarVMでは, それぞれの命令に対応するCodeGearを生成し, このCodeGearの集合であるテーブルCODESを作成した</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
287 <li>このテーブルは<code>cbc_next</code>というCodeGearから参照し, 以降はこのCodeGearの遷移として処理が継続される．</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
288 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
289
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
290 <pre><code>#define NEXT_OP(i) (i-&gt;op = *(MVMuint16 *)(i
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
291 -&gt;cur_op), i-&gt;cur_op += 2, i-&gt;op)
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
292 #define DISPATCH(op) {goto (CODES[op])(i);}
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
293 #define OP(name) OP_ ## name
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
294 #define NEXT(i) CODES[NEXT_OP(i)](i)
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
295 static int tracing_enabled = 0;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
296
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
297 _code cbc_next(INTERP i){
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
298 goto NEXT(i);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
299 }
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
300 </code></pre>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
301
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
302 <pre><code>__code (* CODES[])(INTERP) = {
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
303 cbc_no_op,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
304 cbc_const_i8,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
305 cbc_const_i16,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
306 cbc_const_i32,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
307 cbc_const_i64,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
308 cbc_const_n32,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
309 cbc_const_n64,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
310 cbc_const_s,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
311 cbc_set,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
312 cbc_extend_u8,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
313 cbc_extend_u16,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
314 </code></pre>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
315
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
316
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
317
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
318 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
319
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
320 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
321 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
322 <h2 id="codegearの入出力インターフェイス">CodeGearの入出力インターフェイス</h2>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
323
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
324 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
325 <li>MoarVMではレジスタの集合や命令列などをMVM_interp_runのローカル変数として利用し, 各命令実行箇所で参照している</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
326 <li>CodeGearに書き換えた場合, このローカル変数にはアクセスする事が不可能となる．</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
327 <li>その為, 入出力としてMoarVMの情報をまとめた構造体interpのポインタであるINTERPを受け渡し, これを利用してアクセスする</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
328 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
329
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
330 <pre><code>typedef struct interp {
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
331 MVMuint16 op;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
332 MVMuint8 *cur_op;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
333 MVMuint8 *bytecode_start;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
334 MVMRegister *reg_base;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
335 /* Points to the current compilation unit
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
336 . */
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
337 MVMCompUnit *cu;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
338 /* The current call site we’re
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
339 constructing. */
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
340 MVMCallsite *cur_callsite;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
341 MVMThreadContext *tc;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
342 } INTER,*INTERP;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
343 </code></pre>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
344
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
345
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
346
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
347 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
348
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
349 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
350 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
351 <h2 id="datagearへの変換">DataGearへの変換</h2>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
352
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
353 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
354 <li>バイトコードに対応する命令をそれぞれCodeGearに変換していく．</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
355 <li><code>OP(.*)</code>の<code>(.*)</code>の部分をCodeGearの名前として先頭に <code>cbc_</code> をつけた上で設定する．</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
356 <li>cur_opなどはINTERPを経由してアクセスする様に修正する．</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
357 <li>末尾の <code>NEXT</code> を次のCodeGearにアクセスする為に <code>cbc_next</code> に修正する．</li>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
358 <li>case文で次のcase文に流れる箇所は, 直接その下のcase文に該当するCodeGearに遷移する．</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
359 <li>GC対策の為に, CodeGear中のローカル変数をグローバル変数の配列に保存している箇所は,CodeGearに直接処理を書かず, CodeGearから別の関数を呼び出す形に修正する
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
360 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
361 <li>その際に, 保存するローカル変数をstatic変数に修正するなどの工夫を行う</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
362 </ul>
85
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
363 </li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
364 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
365
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
366 <pre><code>__code cbc_no_op(INTERP i){
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
367 goto cbc_next(i);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
368 }
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
369 __code cbc_const_i8(INTERP i){
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
370 goto cbc_const_i16(i);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
371 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
372 __code cbc_const_i16(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
373 goto cbc_const_i32(i);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
374 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
375 __code cbc_const_i32(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
376 MVM_exception_throw_adhoc(i-&gt;tc, "const_iX NYI");
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
377 goto cbc_const_i64(i);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
378 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
379 __code cbc_const_i64(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
380 GET_REG(i-&gt;cur_op, 0,i).i64 = MVM_BC_get_I64(i-&gt;cur_op, 2);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
381 i-&gt;cur_op += 10;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
382 goto cbc_next(i);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
383 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
384 __code cbc_pushcompsc(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
385 MVMObject * sc;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
386 sc = GET_REG(i-&gt;cur_op, 0,i).o;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
387 if (REPR(sc)-&gt;ID != MVM_REPR_ID_SCRef)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
388 MVM_exception_throw_adhoc(i-&gt;tc, "Can only push an SCRef with pushcompsc");
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
389 if (MVM_is_null(i-&gt;tc, i-&gt;tc-&gt;compiling_scs)) {
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
390 MVMROOT(i-&gt;tc, sc, {
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
391 i-&gt;tc-&gt;compiling_scs = MVM_repr_alloc_init(i-&gt;tc, i-&gt;tc-&gt;instance-&gt;boot_types.BOOTArray);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
392 });
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
393 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
394 MVM_repr_unshift_o(i-&gt;tc, i-&gt;tc-&gt;compiling_scs, sc);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
395 i-&gt;cur_op += 2;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
396 goto cbc_next(i);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
397 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
398 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
399
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
400
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
401
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
402 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
403
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
404 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
405 <!-- _S9SLIDE_ -->
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
406 <h2 id="nqp">NQP</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
407 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
408 <li>Perl6の機能を制約したプログラミング言語であり, Perl6はNQPで記述されている
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
409 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
410 <li>その為Perl6処理系は, NQPの動作を目的に実装することでPerl6の動作が可能となる</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
411 <li>NQPコンパイラ自身もNQPで記述されている</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
412 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
413 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
414 <li>Perl6と違い, 変数の宣言を <code>:=</code> を利用した束縛で行う, <code>++</code> 演算子が使用できないなどの違いがある</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
415 <li>nqpのオペコードを利用する際に,型を指定する事が可能である</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
416 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
417
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
418 <pre><code>sub add_test(int $n) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
419 my $sum := 0;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
420 while nqp::isgt_i($n,1) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
421 $sum := nqp::add_i($sum,$n);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
422 $n := nqp::sub_i($n,1);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
423 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
424 return $sum;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
425 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
426
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
427 say(add_test(10));
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
428 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
429
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
430
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
431
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
432 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
433
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
434 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
435 <!-- _S9SLIDE_ -->
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
436 <h2 id="moarvmのデバッグ手法">MoarVMのデバッグ手法</h2>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
437
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
438 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
439 <li>MoarVMはバイトコードをランダムに生成する仕様となっている
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
440 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
441 <li>一旦moarvmバイトコードとして出力したファイルを実行する場合は同じ処理内容となっている</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
442 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
443 </li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
444 <li>そのため, MoarVMのデバッグは同じバイトコードを入力として与え, オリジナルのMoarVMと並列してgdbを用いてトレースを行う．</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
445 <li>この際, 実行するバイトコードの数が膨大となるので, scriptコマンドを用いて実行するバイトコードの番号を吐き出し, ログファイルを用いて比較する．</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
446 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
447
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
448
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
449
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
450 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
451
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
452 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
453 <!-- _S9SLIDE_ -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
454 <h2 id="moarvmのデバッグ時のbreak-point">MoarVMのデバッグ時のbreak point</h2>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
455
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
456 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
457 <li>CbC側では次のオペコードの遷移は <code>cbc_next</code> というCodeGearで行う</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
458 <li>CodeGearは関数として扱える為, これに直接break pointを設定する</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
459 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
460
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
461 <pre><code>(gdb) b cbc_next
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
462 Breakpoint 2 at 0x7ffff7560288: file src/core
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
463 /cbc-interp.cbc, line 61.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
464 (gdb) command 2
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
465 Type commands for breakpoint(s) 2, one per
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
466 line.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
467 End with a line saying just "end".
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
468 &gt;p CODES[*(MVMuint16 *)i-&gt;cur_op]
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
469 &gt;p *(MVMuint16 *)i-&gt;cur_op
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
470 &gt;c
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
471 &gt;end
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
472 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
473 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
474 <li>オリジナルの場合マクロである為, dummy関数をマクロに記述し, この関数にbreakpointを設定する</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
475 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
476
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
477 <pre><code>dalmore gdb --args ../../MoarVM_Original/
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
478 MoarVM/moar --libpath=src/vm/moar/stage0
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
479 gen/moar/stage1/nqp
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
480 (gdb) b dummy
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
481 Function "dummy" not defined.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
482 Make breakpoint pending on future shared
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
483 library load? (y or [n]) y
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
484 Breakpoint 1 (dummy) pending.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
485 (gdb) command 1
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
486 Type commands for breakpoint(s) 1, one per
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
487 line.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
488 End with a line saying just "end".
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
489 &gt;up
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
490 &gt;p *(MVMuint16 *)(cur_op)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
491 &gt;c
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
492 &gt;end
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
493 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
494
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
495
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
496
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
497 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
498
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
499 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
500 <!-- _S9SLIDE_ -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
501 <h2 id="moarvmのトレース">MoarVMのトレース</h2>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
502
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
503 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
504 <li>トレース時には次の様なデバッグ情報の表示を利用する</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
505 <li>デバッガに, breakpointで停止した際のcur_opの値を表示する様に設定する．</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
506 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
507
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
508 <pre><code>Breakpoint 1, dummy () at src/core/interp.c
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
509 :46
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
510 46 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
511 #1 0x00007ffff75608fe in MVM_interp_run (tc=0
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
512 x604a20,
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
513 initial_invoke=0x7ffff76c7168 &lt;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
514 toplevel_initial_invoke&gt;, invoke_data
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
515 =0x67ff10)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
516 at src/core/interp.c:119
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
517 119 goto NEXT;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
518 $1 = 159
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
519 Breakpoint 1, dummy () at src/core/interp.c
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
520 :46
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
521 46 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
522 #1 0x00007ffff75689da in MVM_interp_run (tc=0
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
523 x604a20,
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
524 initial_invoke=0x7ffff76c7168 &lt;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
525 toplevel_initial_invoke&gt;, invoke_data
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
526 =0x67ff10)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
527 at src/core/interp.c:1169
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
528 1169 goto NEXT;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
529 $2 = 162
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
530 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
531
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
532
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
533
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
534 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
535
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
536 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
537 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
538 <h2 id="アレ">アレ</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
539
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
540 <pre><code>100 MVM_STATIC_INLINE MVMint64 MVM_BC_get_I64(const MVMuint8 *cur_op, int offset) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
541 101 const MVMuint8 *const where = cur_op + offset;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
542 102 #ifdef MVM_CAN_UNALIGNED_INT64
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
543 103 return *(MVMint64 *)where;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
544 104 #else
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
545 105 MVMint64 temp;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
546 106 memmove(&amp;temp, where, sizeof(MVMint64));
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
547 107 return temp;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
548 108 #endif
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
549 109 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
550 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
551
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
552
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
553
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
554 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
555
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
556 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
557 <!-- _S9SLIDE_ -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
558 <h2 id="moarvmのデバッグ">MoarVMのデバッグ</h2>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
559
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
560 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
561 <li>cur_opのみをPerlスクリプトなどを用いて抜き出し, 並列にログを取得したオリジナルと差分を図る</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
562 <li>この際に差異が発生したオペコードを確認し, その前の状態で確認していく</li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
563 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
564
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
565 <pre><code>131 : 131
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
566 139 : 139
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
567 140 : 140
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
568 144 : 144
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
569 558 : 558
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
570 391 : 391
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
571 749 : 749
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
572 53 : 53
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
573 *54 : 8
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
574 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
575
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
576
86
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
577 </div>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
578
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
579 <div class='slide'>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
580 <!-- _S9SLIDE_ -->
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
581 <h2 id="現在のcbcmoarvm">現在のCbCMoarVM</h2>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
582
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
583 <ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
584 <li>現在はNQP, Rakudoのセルフビルドが達成でき, オリジナルと同等のテスト達成率を持っている</li>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
585 <li>moarの起動時のオプションとして <code>--cbc</code> を与えることによりCbCで動き, そうでない場合は通常のCで記述された箇所で実行される</li>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
586 </ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
587
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
588
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
589
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
590 </div>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
591
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
592 <div class='slide'>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
593 <!-- _S9SLIDE_ -->
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
594 <h2 id="cbcmoarvmの利点">CbCMoarVMの利点</h2>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
595
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
596 <ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
597 <li>バイトコードインタプリタの箇所をモジュール化する事が可能となり, CodeGearの再利用性や記述生が高まる</li>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
598 <li>デバッグ時にラベルではなくCodeGearにbreakpointを設定可能となり，デバッグが安易となる</li>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
599 <li>ThreadedCodeを実装する場合, CodeGearを組み合わせることにより実装する事が可能となる</li>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
600 </ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
601
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
602
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
603
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
604 </div>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
605
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
606 <div class='slide'>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
607 <!-- _S9SLIDE_ -->
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
608 <h2 id="cbcmoarvmの欠点">CbCMoarVMの欠点</h2>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
609
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
610 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
611 <li>CbCコンパイラがバグを発生させやすく, 意図しない挙動を示す事がある
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
612 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
613 <li>CbCコンパイラ自体のバグも存在する</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
614 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
615 </li>
86
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
616 <li>MoarVMのオリジナルの更新頻度が高い為, 追従していく必要がある</li>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
617 <li>CodeGear側からCに戻る際に手順が複雑となる</li>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
618 <li>CodeGearを単位として用いる事で複雑なプログラミングが要求される.</li>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
619 </ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
620
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
621
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
622
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
623 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
624
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
625 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
626 <!-- _S9SLIDE_ -->
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
627 <h2 id="threadedcodeの実装">ThreadedCodeの実装</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
628
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
629 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
630 <li>MoarVM内のオペコードに対応する処理が分離出来たことにより, オペコードに該当するCodeGearを書き連ねることによってThreadedCodeが実装可能となる</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
631 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
632
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
633
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
634
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
635 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
636
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
637 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
638 <!-- _S9SLIDE_ -->
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
639 <h2 id="cbcmoarvmと通常のmoarvmの比較">CbCMoarVMと通常のMoarVMの比較</h2>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
640
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
641 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
642 <li>CbCMoarVMと通常のMoarVMの速度比較を行った</li>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
643 <li>対象として, 単純なループで数値をインクリメントする例題と, フィボナッチ数列を求める例題を選択した</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
644 <li>NQPで実装した場合とPerl6で実装した場合の速度を計測した</li>
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
645 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
646
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
647 <pre><code>#! nqp
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
648
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
649 my $count := 100_000_000;
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
650
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
651 my $i := 0;
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
652
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
653 while ++$i &lt;= $count {
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
654 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
655 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
656
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
657 <pre><code>#! nqp
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
658
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
659 sub fib($n) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
660 $n &lt; 2 ?? $n !! fib($n-1) + fib($n - 2);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
661 }
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
662
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
663 my $N := 29;
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
664
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
665 my $t0 := nqp::time_n();
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
666 my $z := fib($N);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
667 my $t1 := nqp::time_n();
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
668
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
669 say("fib($N) = " ~ fib($N));
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
670 say("time = " ~ ($t1-$t0));
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
671
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
672 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
673
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
674
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
675 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
676
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
677 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
678 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
679 <h1 id="フィボナッチの例題">フィボナッチの例題</h1>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
680
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
681 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
682 <li>フィボナッチの例題ではCbCMoarVMが劣る結果となった</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
683 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
684
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
685
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
686
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
687 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
688
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
689 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
690 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
691 <h2 id="単純ループ">単純ループ</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
692
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
693 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
694 <li>オリジナル
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
695 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
696 <li>7.499 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
697 <li>7.844 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
698 <li>6.074 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
699 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
700 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
701 <li>CbCMoarVM
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
702 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
703 <li>6.135 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
704 <li>6.362 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
705 <li>6.074 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
706 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
707 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
708 <li>単純ループではCbCMoarVMの方が高速に動作する場合もある</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
709 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
710
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
711
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
712
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
713 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
714
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
715 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
716 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
717 <h2 id="まとめ">まとめ</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
718
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
719 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
720 <li>速度を計測した所, 現在はCbCMoarVMの方が僅かに劣る結果となった</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
721 <li>ただしフィボナッチを求める例題などで, ケースによってはCbCMoarVMの方が高速に動作する場合もある</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
722 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
723
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
724
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
725
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
726 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
727
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
728 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
729 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
730 <h2 id="まとめと今後の課題">まとめと今後の課題</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
731 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
732 <li>継続と基本としたC言語 Continuation Based Cを用いてPerl6の処理系の一部を書き直した</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
733 <li>CbCの持つCodeGearによって, 本来はモジュール化出来ない箇所をモジュール化する事が出来た</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
734 <li>MoarVMの速度改善にはThreadedCodeが期待でき, CodeGearベースの命令ディスパッチとThreadedCodeは相性が良いと考えられる</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
735 <li>今後は実行するバイトコードによりThreadedCode箇所と通常の配列を読み取り, 次のCodeGearを計算する処理を両立させていく</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
736 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
737
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
738
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
739 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
740
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
741
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
742 </div><!-- presentation -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
743 </body>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
744 </html>