annotate Slide/slide.html @ 88:632f160ccbd0

update
author Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
date Thu, 10 Jan 2019 21:55:46 +0900
parents 2c38abf2c77d
children 1f9baa69dfe0
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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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11
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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/projection.css" media="screen,projection">
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17 <link rel="stylesheet" href="s6/themes/screen.css" media="screen">
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18 <link rel="stylesheet" href="s6/themes/print.css" media="print">
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19 <link rel="stylesheet" href="s6/themes/blank.css" media="screen,projection">
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20
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21 <!-- JS -->
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22 <script src="s6/js/jquery-1.11.3.min.js"></script>
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23 <script src="s6/js/jquery.slideshow.js"></script>
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24 <script src="s6/js/jquery.slideshow.counter.js"></script>
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25 <script src="s6/js/jquery.slideshow.controls.js"></script>
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26 <script src="s6/js/jquery.slideshow.footer.js"></script>
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27 <script src="s6/js/jquery.slideshow.autoplay.js"></script>
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28
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29 <!-- prettify -->
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30 <link rel="stylesheet" href="scripts/prettify.css">
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31 <script src="scripts/prettify.js"></script>
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32
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33 <script>
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34 $(document).ready( function() {
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35 Slideshow.init();
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36
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37 $('code').each(function(_, el) {
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38 if (!el.classList.contains('noprettyprint')) {
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39 el.classList.add('prettyprint');
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40 }
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41 });
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42 prettyPrint();
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43 } );
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44
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45 </script>
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46
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47 <!-- Better Browser Banner for Microsoft Internet Explorer (IE) -->
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48 <!--[if IE]>
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49 <script src="s6/js/jquery.microsoft.js"></script>
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50 <![endif]-->
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54 </head>
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55 <body>
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56
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57 <div class="layout">
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58 <div id="header"></div>
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59 <div id="footer">
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60 <div align="right">
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61 <img src="s6/images/logo.svg" width="200px">
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62 </div>
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63 </div>
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64 </div>
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65
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66 <div class="presentation">
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67
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68 <div class='slide cover'>
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69 <table width="90%" height="90%" border="0" align="center">
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70 <tr>
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71 <td>
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72 <div align="center">
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73 <h1><font color="#808db5">CbCによるPerl6処理系</font></h1>
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74 </div>
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75 </td>
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76 </tr>
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77 <tr>
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78 <td>
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79 <div align="left">
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80 Takahiro Shimizu, Shinji Kono
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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81 琉球大学
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82 <hr style="color:#ffcc00;background-color:#ffcc00;text-align:left;border:none;width:100%;height:0.2em;">
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83 </div>
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84 </td>
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85 </tr>
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86 </table>
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87 </div>
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88
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89
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90
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91 <div class='slide'>
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92
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93 <!-- _S9SLIDE_ -->
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94 <h2 id="研究目的">研究目的</h2>
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95 <ul>
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96 <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>
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97 <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>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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98 <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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99 <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>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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100 <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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101 </ul>
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102
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103
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104
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105 </div>
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106
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107 <div class='slide'>
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108 <!-- _S9SLIDE_ -->
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109 <h2 id="continuation-based-c-cbc">Continuation Based C (CbC)</h2>
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110
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111 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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112 <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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113 <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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114 <li>このgoto文による遷移を軽量継続と呼ぶ.</li>
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115 <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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116 </ul>
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117
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118 <pre><code>extern int printf(const char*,...);
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119 int main (){
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120 int data = 0;
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121 goto cg1(&amp;data);
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122 }
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123 __code cg1(int *datap){
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124 (*datap)++;
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parents:
diff changeset
125 goto cg2(datap);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
126 }
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parents:
diff changeset
127 __code cg2(int *datap){
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parents:
diff changeset
128 (*datap)++;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
129 printf("%d\n",*datap);
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parents:
diff changeset
130 }
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
131 </code></pre>
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132
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133
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134
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
135 </div>
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parents:
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136
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
137 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
138 <!-- _S9SLIDE_ -->
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parents:
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139 <h2 id="cbcの現在の実装">CbCの現在の実装</h2>
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140
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parents:
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141 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
142 <li>CbCは現在3種類の実装がある.
85
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143 <ul>
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144 <li>gcc (version 9.0.0)</li>
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145 <li>llvm/clang (version 7.0.0)</li>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
146 <li>micro-c</li>
85
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147 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
148 </li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
149 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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150
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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151
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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152
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
153 </div>
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parents:
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154
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
155 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
156 <!-- _S9SLIDE_ -->
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parents:
diff changeset
157 <h2 id="言語処理系の応用">言語処理系の応用</h2>
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parents:
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158 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
159 <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>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
160 <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>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
161 <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
162 <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>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
163 <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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parents:
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164 </ul>
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parents:
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165
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parents:
diff changeset
166
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
167
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
168 </div>
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parents:
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169
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parents:
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170 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
171 <!-- _S9SLIDE_ -->
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parents:
diff changeset
172 <h2 id="rakudo">Rakudo</h2>
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parents:
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173 <ul>
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parents:
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174 <li>Rakudoとは現在のPerl6の主力な実装である.</li>
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175 <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
diff changeset
176 <li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
177 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
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
178 </li>
85
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parents:
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179 <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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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
180 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
181
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
182
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
183
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
184 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
185
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
186 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
187 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
188 <h2 id="moarvm">MoarVM</h2>
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parents:
diff changeset
189
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
190 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
191 <li>Perl6専用のVMであり, Cで記述されている</li>
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parents:
diff changeset
192 <li>レジスタマシンとして実装されている.</li>
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parents:
diff changeset
193 <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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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
194 </ul>
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parents:
diff changeset
195
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
196
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
197
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
198 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
199
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
200 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
201 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
202 <h2 id="mvm_interp_run">MVM_interp_run</h2>
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parents:
diff changeset
203
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
204 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
205 <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>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
206 <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>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
207 <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>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
208 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
209
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
210 <pre><code>DISPATCH(NEXT_OP) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
211 OP(const_i64):
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
212 GET_REG(cur_op, 0).i64 = MVM_BC_get_I64(cur_op, 2);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
213 cur_op += 10;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
214 goto NEXT;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
215 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
216
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
217 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
218
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
219
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
220
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
221 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
222
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
223 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
224 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
225 <h2 id="mvm_interp_run-1">MVM_interp_run</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
226
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
227 <ul>
85
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parents:
diff changeset
228 <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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parents:
diff changeset
229 <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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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
230 </ul>
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parents:
diff changeset
231
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
232 <pre><code>#define NEXT_OP (op = *(MVMuint16 *)(cur_op), cur_op += 2, op)
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233
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
234 #if MVM_CGOTO
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
235 #define DISPATCH(op)
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
236 #define OP(name) OP_ ## name
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
237 #define NEXT *LABELS[NEXT_OP]
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
238 #else
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
239 #define DISPATCH(op) switch (op)
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
240 #define OP(name) case MVM_OP_ ## name
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
241 #define NEXT runloop
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
242 #endif
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 </code></pre>
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parents:
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244
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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245
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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246
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
247 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
248
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
249 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
250 <!-- _S9SLIDE_ -->
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
251 <h2 id="mvm_interp_run-2">MVM_interp_run</h2>
85
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252
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
253 <ul>
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254 <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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255 </ul>
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256
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257 <pre><code>static const void * const LABELS[] = {
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258 &amp;&amp;OP_no_op,
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259 &amp;&amp;OP_const_i8,
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260 &amp;&amp;OP_const_i16,
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261 &amp;&amp;OP_const_i32,
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parents:
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262 &amp;&amp;OP_const_i64,
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parents:
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263 &amp;&amp;OP_const_n32,
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264 &amp;&amp;OP_const_n64,
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265 &amp;&amp;OP_const_s,
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266 &amp;&amp;OP_set,
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267 &amp;&amp;OP_extend_u8,
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268 &amp;&amp;OP_extend_u16,
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269 &amp;&amp;OP_extend_u32,
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270 &amp;&amp;OP_extend_i8,
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271 &amp;&amp;OP_extend_i16,
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272 </code></pre>
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273
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274
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275
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276 </div>
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277
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278 <div class='slide'>
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279 <!-- _S9SLIDE_ -->
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280 <h2 id="mvm_interp_run-3">MVM_interp_run</h2>
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281
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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282 <ul>
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283 <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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284 <ul>
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285 <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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parents:
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286 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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287 </li>
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288 <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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289 <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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290 </ul>
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291
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parents:
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292
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parents:
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293
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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294 </div>
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295
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296 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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297 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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298 <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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299
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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300 <ul>
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parents:
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301 <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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302 <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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parents:
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303 <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:
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304 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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305
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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306 <pre><code>#define NEXT_OP(i) (i-&gt;op = *(MVMuint16 *)(i
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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307 -&gt;cur_op), i-&gt;cur_op += 2, i-&gt;op)
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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308 #define DISPATCH(op) {goto (CODES[op])(i);}
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parents:
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309 #define OP(name) OP_ ## name
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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310 #define NEXT(i) CODES[NEXT_OP(i)](i)
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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311 static int tracing_enabled = 0;
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312
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313 _code cbc_next(INTERP i){
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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314 goto NEXT(i);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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315 }
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
316 </code></pre>
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317
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318 <pre><code>__code (* CODES[])(INTERP) = {
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319 cbc_no_op,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
320 cbc_const_i8,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
321 cbc_const_i16,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
322 cbc_const_i32,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
323 cbc_const_i64,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
324 cbc_const_n32,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
325 cbc_const_n64,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
326 cbc_const_s,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
327 cbc_set,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
328 cbc_extend_u8,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
329 cbc_extend_u16,
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
330 </code></pre>
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parents:
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331
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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332
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
333
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
334 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
335
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
336 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
337 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
338 <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
339
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
340 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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341 <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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parents:
diff changeset
342 <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
343 <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
344 </ul>
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parents:
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345
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parents:
diff changeset
346 <pre><code>typedef struct interp {
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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diff changeset
347 MVMuint16 op;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
348 MVMuint8 *cur_op;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
349 MVMuint8 *bytecode_start;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
350 MVMRegister *reg_base;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
351 /* Points to the current compilation unit
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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 MVMCompUnit *cu;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
354 /* The current call site we’re
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
355 constructing. */
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
356 MVMCallsite *cur_callsite;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
357 MVMThreadContext *tc;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
358 } INTER,*INTERP;
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
359 </code></pre>
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parents:
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360
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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361
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parents:
diff changeset
362
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
363 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
364
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
365 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
366 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
367 <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
368
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
369 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
370 <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
371 <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
372 <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
373 <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
374 <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
375 <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
376 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
377 <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
378 </ul>
85
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
379 </li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
380 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
381
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
382 <pre><code>__code cbc_no_op(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
383 goto cbc_next(i);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
384 }
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
385 __code cbc_const_i8(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
386 goto cbc_const_i16(i);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
387 }
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
388 __code cbc_const_i16(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
389 goto cbc_const_i32(i);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
390 }
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
391 __code cbc_const_i32(INTERP i){
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
392 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
393 goto cbc_const_i64(i);
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
394 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
395 __code cbc_const_i64(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
396 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
397 i-&gt;cur_op += 10;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
398 goto cbc_next(i);
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 __code cbc_pushcompsc(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
401 MVMObject * sc;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
402 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
403 if (REPR(sc)-&gt;ID != MVM_REPR_ID_SCRef)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
404 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
405 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
406 MVMROOT(i-&gt;tc, sc, {
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
407 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
408 });
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
409 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
410 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
411 i-&gt;cur_op += 2;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
412 goto cbc_next(i);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
413 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
414 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
415
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
416
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
417
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
418 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
419
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
420 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
421 <!-- _S9SLIDE_ -->
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
422 <h2 id="nqp">NQP</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
423 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
424 <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
425 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
426 <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
427 <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
428 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
429 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
430 <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
431 <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
432 </ul>
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 <pre><code>sub add_test(int $n) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
435 my $sum := 0;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
436 while nqp::isgt_i($n,1) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
437 $sum := nqp::add_i($sum,$n);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
438 $n := nqp::sub_i($n,1);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
439 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
440 return $sum;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
441 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
442
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
443 say(add_test(10));
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
444 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
445
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
446
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
447
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
448 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
449
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
450 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
451 <!-- _S9SLIDE_ -->
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
452 <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
453
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
454 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
455 <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
456 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
457 <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
458 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
459 </li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
460 <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
461 <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
462 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
463
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
464
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
465
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
466 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
467
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
468 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
469 <!-- _S9SLIDE_ -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
470 <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
471
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
472 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
473 <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
474 <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
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>(gdb) b cbc_next
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
478 Breakpoint 2 at 0x7ffff7560288: file src/core
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
479 /cbc-interp.cbc, line 61.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
480 (gdb) command 2
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
481 Type commands for breakpoint(s) 2, one per
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
482 line.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
483 End with a line saying just "end".
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
484 &gt;p CODES[*(MVMuint16 *)i-&gt;cur_op]
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
485 &gt;p *(MVMuint16 *)i-&gt;cur_op
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
486 &gt;c
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
487 &gt;end
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
488 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
489 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
490 <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
491 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
492
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
493 <pre><code>dalmore gdb --args ../../MoarVM_Original/
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
494 MoarVM/moar --libpath=src/vm/moar/stage0
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
495 gen/moar/stage1/nqp
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
496 (gdb) b dummy
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
497 Function "dummy" not defined.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
498 Make breakpoint pending on future shared
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
499 library load? (y or [n]) y
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
500 Breakpoint 1 (dummy) pending.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
501 (gdb) command 1
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
502 Type commands for breakpoint(s) 1, one per
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
503 line.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
504 End with a line saying just "end".
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
505 &gt;up
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
506 &gt;p *(MVMuint16 *)(cur_op)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
507 &gt;c
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
508 &gt;end
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
509 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
510
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
511
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
512
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
513 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
514
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
515 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
516 <!-- _S9SLIDE_ -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
517 <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
518
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
519 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
520 <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
521 <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
522 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
523
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
524 <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
525 :46
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
526 46 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
527 #1 0x00007ffff75608fe in MVM_interp_run (tc=0
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
528 x604a20,
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
529 initial_invoke=0x7ffff76c7168 &lt;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
530 toplevel_initial_invoke&gt;, invoke_data
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
531 =0x67ff10)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
532 at src/core/interp.c:119
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
533 119 goto NEXT;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
534 $1 = 159
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
535 Breakpoint 1, dummy () at src/core/interp.c
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
536 :46
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
537 46 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
538 #1 0x00007ffff75689da in MVM_interp_run (tc=0
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
539 x604a20,
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
540 initial_invoke=0x7ffff76c7168 &lt;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
541 toplevel_initial_invoke&gt;, invoke_data
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
542 =0x67ff10)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
543 at src/core/interp.c:1169
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
544 1169 goto NEXT;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
545 $2 = 162
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
546 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
547
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
548
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
549
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
550 </div>
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 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
553 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
554 <h2 id="アレ">アレ</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
555
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
556 <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
557 101 const MVMuint8 *const where = cur_op + offset;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
558 102 #ifdef MVM_CAN_UNALIGNED_INT64
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
559 103 return *(MVMint64 *)where;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
560 104 #else
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
561 105 MVMint64 temp;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
562 106 memmove(&amp;temp, where, sizeof(MVMint64));
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
563 107 return temp;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
564 108 #endif
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
565 109 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
566 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
567
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
568
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
569
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
570 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
571
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
572 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
573 <!-- _S9SLIDE_ -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
574 <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
575
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
576 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
577 <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
578 <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
579 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
580
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
581 <pre><code>131 : 131
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
582 139 : 139
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
583 140 : 140
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
584 144 : 144
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
585 558 : 558
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
586 391 : 391
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
587 749 : 749
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
588 53 : 53
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
589 *54 : 8
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
590 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
591
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
592
86
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
593 </div>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
594
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
595 <div class='slide'>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
596 <!-- _S9SLIDE_ -->
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
597 <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
598
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
599 <ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
600 <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
601 <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
602 </ul>
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
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>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
607
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
608 <div class='slide'>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
609 <!-- _S9SLIDE_ -->
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
610 <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
611
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
612 <ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
613 <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
614 <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
615 <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
616 </ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
617
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
618
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
619
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
620 </div>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
621
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
622 <div class='slide'>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
623 <!-- _S9SLIDE_ -->
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
624 <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
625
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
626 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
627 <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
628 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
629 <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
630 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
631 </li>
86
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
632 <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
633 <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
634 <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
635 </ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
636
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
637
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
638
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
639 </div>
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 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
642 <!-- _S9SLIDE_ -->
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
643 <h2 id="threadedcodeの実装">ThreadedCodeの実装</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
644
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
645 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
646 <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
647 </ul>
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
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
650
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
651 </div>
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 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
654 <!-- _S9SLIDE_ -->
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
655 <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
656
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
657 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
658 <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
659 <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
660 <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
661 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
662
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
663 <pre><code>#! nqp
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
664
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
665 my $count := 100_000_000;
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
666
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
667 my $i := 0;
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
668
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
669 while ++$i &lt;= $count {
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
670 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
671 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
672
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
673 <pre><code>#! nqp
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
674
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
675 sub fib($n) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
676 $n &lt; 2 ?? $n !! fib($n-1) + fib($n - 2);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
677 }
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
678
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
679 my $N := 29;
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
680
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
681 my $t0 := nqp::time_n();
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
682 my $z := fib($N);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
683 my $t1 := nqp::time_n();
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
684
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
685 say("fib($N) = " ~ fib($N));
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
686 say("time = " ~ ($t1-$t0));
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
687
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
688 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
689
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
690
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
691 </div>
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 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
694 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
695 <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
696
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
697 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
698 <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
699 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
700
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
701
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
702
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
703 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
704
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
705 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
706 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
707 <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
708
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 <li>オリジナル
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
711 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
712 <li>7.499 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
713 <li>7.844 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
714 <li>6.074 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
715 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
716 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
717 <li>CbCMoarVM
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
718 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
719 <li>6.135 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
720 <li>6.362 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
721 <li>6.074 sec</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 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
724 <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
725 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
726
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
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
729 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
730
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
731 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
732 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
733 <h2 id="まとめ">まとめ</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
734
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
735 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
736 <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
737 <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
738 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
739
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
740
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
741
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
742 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
743
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
744 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
745 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
746 <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
747 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
748 <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
749 <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
750 <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
751 <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
752 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
753
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
754
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
755 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
756
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
757
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
758 </div><!-- presentation -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
759 </body>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
760 </html>