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author Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
date Tue, 16 Apr 2019 18:59:34 +0900
parents b135f074e78c
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1 <!DOCTYPE html>
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2 <html>
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3 <head>
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4 <meta http-equiv="content-type" content="text/html;charset=utf-8">
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5 <title>Perl6の内部表現</title>
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7 <meta name="generator" content="Slide Show (S9) v2.5.0 on Ruby 2.4.2 (2017-09-14) [x86_64-darwin16]">
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8 <meta name="author" content="Takahiro Shimizu" >
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10 <!-- style sheet links -->
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11 <link rel="stylesheet" href="s6/themes/projection.css" media="screen,projection">
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12 <link rel="stylesheet" href="s6/themes/screen.css" media="screen">
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13 <link rel="stylesheet" href="s6/themes/print.css" media="print">
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14 <link rel="stylesheet" href="s6/themes/blank.css" media="screen,projection">
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16 <!-- JS -->
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17 <script src="s6/js/jquery-1.11.3.min.js"></script>
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18 <script src="s6/js/jquery.slideshow.js"></script>
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19 <script src="s6/js/jquery.slideshow.counter.js"></script>
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20 <script src="s6/js/jquery.slideshow.controls.js"></script>
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21 <script src="s6/js/jquery.slideshow.footer.js"></script>
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22 <script src="s6/js/jquery.slideshow.autoplay.js"></script>
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24 <!-- prettify -->
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25 <link rel="stylesheet" href="scripts/prettify.css">
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26 <script src="scripts/prettify.js"></script>
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28 <script>
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29 $(document).ready( function() {
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30 Slideshow.init();
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32 $('code').each(function(_, el) {
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33 if (!el.classList.contains('noprettyprint')) {
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34 el.classList.add('prettyprint');
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35 }
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36 });
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37 prettyPrint();
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38 } );
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41 </script>
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42
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43 <!-- Better Browser Banner for Microsoft Internet Explorer (IE) -->
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44 <!--[if IE]>
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45 <script src="s6/js/jquery.microsoft.js"></script>
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46 <![endif]-->
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50 </head>
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51 <body>
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53 <div class="layout">
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54 <div id="header"></div>
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55 <div id="footer">
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56 <div align="right">
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57 <img src="s6/images/logo.svg" width="200px">
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58 </div>
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59 </div>
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60 </div>
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61
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62 <div class="presentation">
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63
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64 <div class='slide cover'>
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65 <table width="90%" height="90%" border="0" align="center">
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66 <tr>
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67 <td>
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68 <div align="center">
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69 <h1><font color="#808db5">Perl6の内部表現</font></h1>
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70 </div>
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71 </td>
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72 </tr>
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73 <tr>
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74 <td>
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75 <div align="left">
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76 Takahiro Shimizu
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77
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78 <hr style="color:#ffcc00;background-color:#ffcc00;text-align:left;border:none;width:100%;height:0.2em;">
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79 </div>
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80 </td>
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81 </tr>
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82 </table>
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83 </div>
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84
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85 <div class='slide '>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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86 <!-- === begin markdown block ===
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87
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88 generated by markdown/1.2.0 on Ruby 2.4.2 (2017-09-14) [x86_64-darwin16]
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89 on 2019-04-16 18:12:19 +0900 with Markdown engine kramdown (1.16.2)
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90 using options {}
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91 -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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92 <h2 id="section">このセッションの内容</h2>
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93
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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94 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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95 <li>Perl6の主要な実装であるRakudoの内部構造を探ります</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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96 <li>Rakudoの内部で利用されているVMや， Perl6のサブセットなどについて探索します</li>
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97 </ul>
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98
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99 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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100 <div class='slide '>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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101 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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102
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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103 <h2 id="perl6">Perl6とは</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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104 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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105 <li>当初Perl5の時期バージョンとして開発されていたプログラミング言語</li>
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106 <li>仕様と実装が分離しており， 現在はテストが仕様となっている</li>
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107 <li>実装は複数存在しているが，現在主流な実装はRakudoとなっている</li>
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108 <li>言語的にはスクリプト言語であり， 漸進的型付き言語となっている</li>
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109 <li>MoarVM, JVMで動作する</li>
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110 </ul>
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111
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112 <p><img src="2000px-Camelia.svg.png" alt="" style="width: 31%; height: auto;" /></p>
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113
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114 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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115 <div class='slide '>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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116 <!-- _S9SLIDE_ -->
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117
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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118 <h2 id="perl6-1">Perl6のソースコード概要</h2>
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119
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120 <ul>
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121 <li>Perl5の文法とは比較的変更が多い</li>
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122 <li>変数がオブジェクトと化した事により， 変数からsayメソッドを呼ぶことが可能</li>
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123 </ul>
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124
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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125 <pre><code>my $str_value = 'hello world!';
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126 $str_value.say; # hello world!
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127 </code></pre>
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128
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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129 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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130 <li>Perl5と同様に，変数にはデフォルトでは型がないような振る舞いをする</li>
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131 </ul>
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132
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133 <pre><code>my $sample_value = 'hello world!';
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134 $sample_value.say; # hello world!
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136 $sample_value = '31';
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137 $sample_value.say; # 31
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138
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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139 say($sample_value * 3);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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140 </code></pre>
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141
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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142 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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143 <div class='slide '>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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144 <!-- _S9SLIDE_ -->
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145
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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146 <h2 id="perl6-2">Perl6の言語的な特徴</h2>
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147
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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148 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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149 <li>漸進的型付き言語である為， 型を強制することも可能となる</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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150 </ul>
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151
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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152 <pre><code>my Int $int_value = 31;
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153 $int_value = "hello"; # Compile error!
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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154 </code></pre>
2
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155
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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156 </div>
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157 <div class='slide '>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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158 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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159
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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160 <h2 id="perl6-3">Perl6の処理系の構成</h2>
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161
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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162 <ul>
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163 <li>Perl6の処理系は現在はRakudoと呼ばれる(歴史上複数存在する)</li>
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164 <li>Rakudoは3つのレイヤーから構成されている
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165 <ul>
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166 <li>Perl6インタプリタ</li>
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167 <li>Perl6インタプリタを記述するPerl6のサブセットNQP</li>
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168 <li>Perl6のバイトコードを解釈するMoarVM</li>
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169 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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170 </li>
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171 <li>このうちPerl6インタプリタとNQPはNQP自身で記述されている</li>
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172 <li>MoarVMはC言語で記述されている</li>
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173 </ul>
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174
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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175 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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176 <div class='slide '>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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177 <!-- _S9SLIDE_ -->
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178
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179 <h2 id="perl6nqp">Perl6とNQP</h2>
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180
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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181 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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182 <li>NQP(NotQuitPerl Perlっぽい別の言語)でRakudoを記述している</li>
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183 <li>NQPもNQPで記述されている為、 セルフビルド(自分自身で自分自身をコンパイルする)を行う</li>
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184 <li>NQPはPerl6の文法をベースにしているが、 制約がいくつか存在する</li>
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185 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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186
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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187 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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188 <div class='slide '>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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189 <!-- _S9SLIDE_ -->
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190
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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191 <h2 id="section-1">バイトコード</h2>
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192 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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193 <li>Rakudo/NQPはバイトコードにスクリプトを変換する</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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194 <li>バイトコードはMoarVMのドキュメントで制定されている</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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195 <li>バイトコード実行部分は、 命令に対応するバイト列を読み込み、 解釈し、 次の命令を読み取ることを繰り返す</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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196 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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197
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198 <!-- === end markdown block === -->
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199 </div>
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202 </div><!-- presentation -->
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203 </body>
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204 </html>