Mercurial > hg > Papers > 2019 > anatofuz-prosym

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author Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
date Fri, 11 Jan 2019 10:41:24 +0900
parents 3beea12854b0
children 4f0eaa330295
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6 <!DOCTYPE html>
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7 <html>
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8 <head>
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9 <meta http-equiv="content-type" content="text/html;charset=utf-8">
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10 <title>CbCによるPerl6処理系</title>
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12 <meta name="generator" content="Slide Show (S9) v4.0.1 on Ruby 2.5.1 (2018-03-29) [x86_64-darwin17]">
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13 <meta name="author" content="Takahiro Shimizu, Shinji Kono" >
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15 <!-- style sheet links -->
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16 <link rel="stylesheet" href="s6/themes/screen.css" media="screen">
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17 <link rel="stylesheet" href="s6/themes/print.css" media="print">
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18 <link rel="stylesheet" href="s6/themes/blank.css" media="screen,projection">
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20 <!-- JS -->
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21 <script src="s6/js/jquery-1.11.3.min.js"></script>
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22 <script src="s6/js/jquery.slideshow.js"></script>
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23 <script src="s6/js/jquery.slideshow.counter.js"></script>
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24 <script src="s6/js/jquery.slideshow.controls.js"></script>
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25 <script src="s6/js/jquery.slideshow.footer.js"></script>
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26 <script src="s6/js/jquery.slideshow.autoplay.js"></script>
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28 <!-- prettify -->
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29 <link rel="stylesheet" href="scripts/prettify.css">
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30 <script src="scripts/prettify.js"></script>
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32 <style>
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33 .slide {page-break-after: always;}
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34 </style>
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39 </head>
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40 <body>
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42 <div class="layout">
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43 <div id="header"></div>
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44 <div id="footer">
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45 <div align="right">
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46 <img src="s6/images/logo.svg" width="200px">
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47 </div>
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48 </div>
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49 </div>
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51 <div class="presentation">
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53 <div class='slide cover'>
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54 <table width="90%" height="90%" border="0" align="center">
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55 <tr>
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56 <td>
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57 <div align="center">
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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58 <h1><font color="#808db5">CbCによるPerl6処理系</font></h1>
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59 </div>
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60 </td>
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61 </tr>
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62 <tr>
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63 <td>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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64 <div align="left">
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65 Takahiro Shimizu, Shinji Kono
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
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66 琉球大学
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67 <hr style="color:#ffcc00;background-color:#ffcc00;text-align:left;border:none;width:100%;height:0.2em;">
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68 </div>
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69 </td>
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70 </tr>
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71 </table>
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72 </div>
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73
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74
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75 <div class='slide'>
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76
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77 <!-- _S9SLIDE_ -->
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78 <h2 id="研究目的">研究目的</h2>
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79 <ul>
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
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80 <li>現在開発されている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, NQPを解釈するVMで構成されている</li>
88
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81 <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>
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82 <li>Continuation based C (CbC)という言語は継続を基本とするC言語であり, 言語処理系に応用出来ると考えられる</li>
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83 <li>スクリプ言語などは, バイトコードを扱うが, この実行にcae文や, ラベルgotoなどを利用しており, この部分はCbCの機能で書き換える事が可能である</li>
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84 <li>従って, CbC一部用いてPerl6にC処理系であるMoarVMの書き換えを行い, 処理を検討する．
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85 <img src="fig/perl6nqp.svg" alt="" /></li>
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86 <li>(Rakudoの構成図)</li>
85
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87 </ul>
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88
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89
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90
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91 </div>
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92
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93 <div class='slide'>
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94 <!-- _S9SLIDE_ -->
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95 <h2 id="continuation-based-c-cbc">Continuation Based C (CbC)</h2>
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96 <ul>
88
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97 <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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98 <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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99 <li>CodeGearはCの関数宣言の型名の代わりに<code>__code</code>と書く事で宣言出来る．</li>
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100 <li>CodeGearの引数は, 各CodeGearの入出力として利用する．</li>
85
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101 </ul>
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102
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103 <pre><code>extern int printf(const char*,...);
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104
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105 int main (){
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106 int data = 0;
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107 goto cg1(&amp;data);
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108 }
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109 __code cg1(int *datap){
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110 (*datap)++;
85
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111 goto cg2(datap);
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112 }
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113 __code cg2(int *datap){
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114 (*datap)++;
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115 printf("%d\n",*datap);
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116 }
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117 </code></pre>
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118
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119
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120
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121 </div>
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122
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123 <div class='slide'>
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124 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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125 <h2 id="cbcの現在の実装">CbCの現在の実装</h2>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
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126
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
127 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
128 <li>CbCは現在3種類の実装がある．
85
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
129 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
130 <li>gcc (version 9.0.0)</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
131 <li>llvm/clang (version 7.0.0)</li>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
132 <li>micro-c</li>
85
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
133 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
134 </li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
135 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
136
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
137
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
138
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
139 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
140
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
141 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
142 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
143 <h2 id="言語処理系の応用">言語処理系の応用</h2>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
144 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
145 <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
146 <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
147 <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
148 <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
149 <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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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
150 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
151
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
152
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
153
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
154 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
155
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
156 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
157 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
158 <h2 id="rakudo">Rakudo</h2>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
159 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
160 <li>Rakudoとは現在のPerl6の主力な実装である．</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
161 <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>
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
162 <li>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</li>
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
163 </ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
164
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
165
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
166
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
167 </div>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
168
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
169 <div class='slide'>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
170 <!-- _S9SLIDE_ -->
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
171 <h2 id="moarvm">MoarVM</h2>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
172
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
173 <ul>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
174 <li>Perl6専用のVMであり, Cで記述されている</li>
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Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
175 <li>レジスタマシンとして実装されている．</li>
93
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
176 <li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
177 <p>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> でバイトコードに応じた処理を実行する</p>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
178 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
179 <li>マクロDISPATCHで, ラベルgotoかcase文に, バイトコードに対応した処理を行う
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
180 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
181 <li>この中の <code>OP</code> で宣言されたブロックがそれぞれバイト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: 91
diff changeset
182 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
183 </li>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
184 <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>
93
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
185 <li><code>cur_op</code>は次のバイト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バイトコードに対応した処理に遷移する．</li>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
186 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
187
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
188 <pre><code>DISPATCH(NEXT_OP) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
189 OP(const_i64):
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
190 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
191 cur_op += 10;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
192 goto NEXT;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
193 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
194
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
195 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
196
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
197
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
198
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
199 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
200
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
201 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
202 <!-- _S9SLIDE_ -->
91
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
203 <h2 id="mvm_interp_runで使用されているマクロ">MVM_interp_runで使用されているマクロ</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
204
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
205 <ul>
93
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
206 <li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
207 <p>マクロDISPATCHでは</p>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
208 </li>
91
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
209 <li>MVM_interp_runではマクロを利用してMoarVMの環境などにアクセスしている</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
210 <li>頻出するマクロに <code>GET_REG</code> があり, 次のような使い方をする</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
211 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
212
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
213 <pre><code> OP(const_i64):
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
214 GET_REG(cur_op, 0).i64 = MVM_BC_get_I64(cur_op, 2);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
215 cur_op += 10;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
216 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
217
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
218 <ul>
93
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
219 <li><code>GET_REG</code>はバイトコードに埋められた数値を利用して, レジスタ情報を取得/設定などをする</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
220 <li><code>GET_REG</code>は次の様に展開される</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
221 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
222
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
223 <pre><code> reg_base[*((MVMuint16 *)(cur_op + 0))].i64 = MVM_BC_get_I64(cur_op, 2);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
224
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
225 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
226
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
227 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
228 <li><code>reg_base</code> はMoarVMの現在のフレームのレジスタ情報が保存されたポインタであり, MVM_interp_runではローカル変数として利用している</li>
91
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
229 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
230
93
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
231
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
232
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
233 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
234
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
235 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
236 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
237 <h2 id="mvm_interp_runで使用されているマクロ-1">MVM_interp_runで使用されているマクロ</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
238
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
239 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
240 <li>次のバイトコード命令に遷移するマクロ <code>NEXT</code> は, ラベルgotoが使用可能な場合次の様に記述されている</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
241 <li><code>NEXT</code>自体はラベルテーブルにアクセスし, ラベルを取り出す</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
242 <li>次のバイトコードを取り出すのは, <code>NEXT_OP</code> というマクロが担っている</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
243 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
244
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
245 <pre><code>#define NEXT_OP (op = *(MVMuint16 *)(cur_op), cur_op += 2, op)
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
246 #define NEXT *LABELS[NEXT_OP]
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
247
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
248 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
249 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
250 <li>マクロ <code>NEXT</code> は次の様に展開される</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
251 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
252
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
253 <pre><code>goto *LABELS[(op = *(MVMuint16 *)(cur_op), cur_op += 2, op)];
91
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
254 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
255
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
256
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
257
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
258 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
259
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
260 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
261 <!-- _S9SLIDE_ -->
93
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262 <h2 id="mvm_interp_run">MVM_interp_run</h2>
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263
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264 <ul>
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265 <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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266 </ul>
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267
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268 <pre><code>static const void * const LABELS[] = {
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269 &amp;&amp;OP_no_op,
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270 &amp;&amp;OP_const_i8,
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271 &amp;&amp;OP_const_i16,
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272 &amp;&amp;OP_const_i32,
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273 &amp;&amp;OP_const_i64,
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274 &amp;&amp;OP_const_n32,
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275 &amp;&amp;OP_const_n64,
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276 &amp;&amp;OP_const_s,
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277 &amp;&amp;OP_set,
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278 &amp;&amp;OP_extend_u8,
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279 &amp;&amp;OP_extend_u16,
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280 &amp;&amp;OP_extend_u32,
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281 &amp;&amp;OP_extend_i8,
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282 &amp;&amp;OP_extend_i16,
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283 </code></pre>
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284
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285
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286
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287 </div>
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288
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289 <div class='slide'>
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290 <!-- _S9SLIDE_ -->
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291 <h2 id="mvm_interp_run-1">MVM_interp_run</h2>
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292
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293 <ul>
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294 <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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295 <ul>
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296 <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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297 </ul>
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298 </li>
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299 <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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300 <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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301 </ul>
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302
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303
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304
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305 </div>
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306
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307 <div class='slide'>
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308 <!-- _S9SLIDE_ -->
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309 <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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310
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311 <ul>
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312 <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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313 <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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314 <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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315 </ul>
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316
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317 <pre><code>#define NEXT_OP(i) (i-&gt;op = *(MVMuint16 *)(i-&gt;cur_op), i-&gt;cur_op += 2, i-&gt;op)
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318 #define DISPATCH(op) {goto (CODES[op])(i);}
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319 #define OP(name) OP_ ## name
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320 #define NEXT(i) CODES[NEXT_OP(i)](i)
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321 static int tracing_enabled = 0;
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322 </code></pre>
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323
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324 <pre><code>__code (* CODES[])(INTERP) = {
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325 cbc_no_op,
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326 cbc_const_i8,
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327 cbc_const_i16,
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328 cbc_const_i32,
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329 cbc_const_i64,
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330 cbc_const_n32,
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331 cbc_const_n64,
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332 cbc_const_s,
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333 cbc_set,
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334 cbc_extend_u8,
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335 cbc_extend_u16,
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336 </code></pre>
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337
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338
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339
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340 </div>
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341
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342 <div class='slide'>
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343 <!-- _S9SLIDE_ -->
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344 <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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345
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346 <ul>
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347 <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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348 <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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349 <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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350 </ul>
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351
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352 <pre><code>typedef struct interp {
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353 MVMuint16 op;
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354 MVMuint8 *cur_op;
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355 MVMuint8 *bytecode_start;
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356 MVMRegister *reg_base;
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diff changeset
357 /* Points to the current compilation unit
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358 . */
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359 MVMCompUnit *cu;
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360 /* The current call site we’re
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361 constructing. */
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362 MVMCallsite *cur_callsite;
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363 MVMThreadContext *tc;
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364 } INTER,*INTERP;
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365 </code></pre>
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366
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367
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368
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369 </div>
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370
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371 <div class='slide'>
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372 <!-- _S9SLIDE_ -->
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373 <h2 id="datagearへの変換">DataGearへの変換</h2>
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374
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375 <ul>
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376 <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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377 <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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378 <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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379 <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>
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parents:
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380 </ul>
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381
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
382 <pre><code>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
383 __code cbc_next(INTERP i){
91
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 90
diff changeset
384 __code (*c)(INTERP)
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
385 c = CODES[(i-&gt;op = *(MVMuint16 *)(i-&gt;cur_op), i-&gt;cur_op += 2, i-&gt;op)]; // c = NEXT(i)
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
386 goto c(i);
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
387 }
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
388 _code cbc_next(INTERP i){
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
389 goto NEXT(i);
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
390 }
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
391
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
392 __code cbc_const_i64(INTERP i){
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
393 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
394 i-&gt;cur_op += 10;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
395 goto cbc_next(i);
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
396 }
93
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
397 (i-&gt;reg_base[*((MVMuint16 *)(i-&gt;cur_op + 0))]).i64 = MVM_BC_get_I64(i-&gt;cur_op, 2);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
398 i-&gt;cur_op += 10;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 91
diff changeset
399 goto cbc_next(i);
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
400 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
401
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
402
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
403
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
404 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
405
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
406 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
407 <!-- _S9SLIDE_ -->
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
408 <h2 id="nqp">NQP</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
409 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
410 <li>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
411 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
412 <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
413 <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
414 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
415 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
416 <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
417 <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
418 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
419
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
420 <pre><code>sub add_test(int $n) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
421 my $sum := 0;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
422 while nqp::isgt_i($n,1) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
423 $sum := nqp::add_i($sum,$n);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
424 $n := nqp::sub_i($n,1);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
425 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
426 return $sum;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
427 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
428
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
429 say(add_test(10));
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
430 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
431
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
432
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
433
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
434 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
435
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
436 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
437 <!-- _S9SLIDE_ -->
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
438 <h2 id="nqpのバイトコード">NQPのバイトコード</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
439
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
440 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
441 <li>NQPはMoarVMのバイトコードにコンパイルし, バイトコードをファイルに保存することが可能である</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
442 <li>MoarVMのバイトコードは, アセンブリの様にダンプする事が可能である</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
443 <li>実際に先程のコードをバイトコードにコンパイルし, 対応するバイトコードをダンプすると次の様に表示される</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
444 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
445
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
446 <pre><code> annotation: hoge.nqp:3
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
447 label_1:
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
448 00007 const_i64_16 loc_2_int, 1
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
449 00008 gt_i loc_2_int, loc_0_int, loc_2_int
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
450 00009 unless_i loc_2_int, label_2(00022)
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
451 00010 osrpoint
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
452 annotation: hoge.nqp:4
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
453 00011 decont loc_3_obj, loc_1_obj
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
454 00012 smrt_numify loc_4_num, loc_3_obj
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
455 00013 coerce_ni loc_5_int, loc_4_num
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
456 00014 add_i loc_5_int, loc_5_int, loc_0_int
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
457 00015 hllboxtype_i loc_3_obj
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
458 00016 box_i loc_3_obj, loc_5_int, loc_3_obj
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
459 00017 set loc_1_obj, loc_3_obj
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
460 annotation: hoge.nqp:5
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
461 00018 const_i64_16 loc_5_int, 1
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
462 00019 sub_i loc_5_int, loc_0_int, loc_5_int
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
463 00020 set loc_0_int, loc_5_int
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
464 00021 goto label_1(00007)
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
465 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
466
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
467
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
468
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
469 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
470
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
471 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
472 <!-- _S9SLIDE_ -->
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
473 <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
474
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 <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
477 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
478 <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
479 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
480 </li>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
481 <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
482 <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
483 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
484
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
485
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
486
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
487 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
488
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
489 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
490 <!-- _S9SLIDE_ -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
491 <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
492
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
493 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
494 <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
495 <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
496 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
497
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
498 <pre><code>(gdb) b cbc_next
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
499 Breakpoint 2 at 0x7ffff7560288: file src/core
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
500 /cbc-interp.cbc, line 61.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
501 (gdb) command 2
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
502 Type commands for breakpoint(s) 2, 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;p CODES[*(MVMuint16 *)i-&gt;cur_op]
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
506 &gt;p *(MVMuint16 *)i-&gt;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 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
511 <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
512 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
513
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
514 <pre><code>dalmore gdb --args ../../MoarVM_Original/
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
515 MoarVM/moar --libpath=src/vm/moar/stage0
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
516 gen/moar/stage1/nqp
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
517 (gdb) b dummy
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
518 Function "dummy" not defined.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
519 Make breakpoint pending on future shared
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
520 library load? (y or [n]) y
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
521 Breakpoint 1 (dummy) pending.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
522 (gdb) command 1
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
523 Type commands for breakpoint(s) 1, one per
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
524 line.
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
525 End with a line saying just "end".
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
526 &gt;up
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
527 &gt;p *(MVMuint16 *)(cur_op)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
528 &gt;c
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
529 &gt;end
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
530 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
531
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
532
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
533
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
534 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
535
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
536 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
537 <!-- _S9SLIDE_ -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
538 <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
539
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
540 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
541 <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
542 <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
543 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
544
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
545 <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
546 :46
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
547 46 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
548 #1 0x00007ffff75608fe in MVM_interp_run (tc=0
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
549 x604a20,
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
550 initial_invoke=0x7ffff76c7168 &lt;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
551 toplevel_initial_invoke&gt;, invoke_data
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
552 =0x67ff10)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
553 at src/core/interp.c:119
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
554 119 goto NEXT;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
555 $1 = 159
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
556 Breakpoint 1, dummy () at src/core/interp.c
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
557 :46
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
558 46 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
559 #1 0x00007ffff75689da in MVM_interp_run (tc=0
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
560 x604a20,
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
561 initial_invoke=0x7ffff76c7168 &lt;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
562 toplevel_initial_invoke&gt;, invoke_data
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
563 =0x67ff10)
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
564 at src/core/interp.c:1169
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
565 1169 goto NEXT;
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
566 $2 = 162
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
567 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
568
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
569
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
570
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
571 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
572
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
573 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
574 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
575 <h2 id="アレ">アレ</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
576
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
577 <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
578 101 const MVMuint8 *const where = cur_op + offset;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
579 102 #ifdef MVM_CAN_UNALIGNED_INT64
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
580 103 return *(MVMint64 *)where;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
581 104 #else
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
582 105 MVMint64 temp;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
583 106 memmove(&amp;temp, where, sizeof(MVMint64));
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
584 107 return temp;
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
585 108 #endif
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
586 109 }
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
587 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
588
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
589
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
590
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
591 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
592
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
593 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
594 <!-- _S9SLIDE_ -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
595 <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
596
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
597 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
598 <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
599 <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
600 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
601
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
602 <pre><code>131 : 131
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
603 139 : 139
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
604 140 : 140
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
605 144 : 144
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
606 558 : 558
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
607 391 : 391
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
608 749 : 749
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
609 53 : 53
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
610 *54 : 8
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
611 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
612
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
613
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
614
86
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
615 </div>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
616
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
617 <div class='slide'>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
618 <!-- _S9SLIDE_ -->
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
619 <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
620
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
621 <ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
622 <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
623 <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>
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
624 <li>Perl6の実行バイナリperl6, NQPの実行バイナリnqp は, それぞれmoarを起動するシェルスクリプトである為, <code>--cbc</code> オプションをシェルスクリプト内に書き加えることで, Perl6, NQPがそれぞれCbCで起動する</li>
86
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
625 </ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
626
90
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
627 <pre><code>#!/bin/sh
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
628 exec /mnt/dalmore-home/one/src/Perl6/Optimize/llvm/build_perl6/bin/moar --cbc \
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
629 --libpath=/mnt/dalmore-home/one/src/Perl6/Optimize/llvm/build_perl6/share/nqp/lib \
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
630 /mnt/dalmore-home/one/src/Perl6/Optimize/llvm/build_perl6/share/nqp/lib/nqp.moarvm "$@"
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
631 </code></pre>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 88
diff changeset
632
86
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
633
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
634
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
635 </div>
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 <div class='slide'>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
638 <!-- _S9SLIDE_ -->
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
639 <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
640
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
641 <ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
642 <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
643 <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
644 <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
645 </ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
646
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
647
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
648
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
649 </div>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
650
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
651 <div class='slide'>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
652 <!-- _S9SLIDE_ -->
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
653 <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
654
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
655 <ul>
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
656 <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
657 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
658 <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
659 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
660 </li>
86
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
661 <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
662 <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
663 <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
664 </ul>
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
665
2c38abf2c77d add poster
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 85
diff changeset
666
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
667
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
668 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
669
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
670 <div class='slide'>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
671 <!-- _S9SLIDE_ -->
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
672 <h2 id="threadedcodeの実装">ThreadedCodeの実装</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
673
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
674 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
675 <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
676 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
677
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
678
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
679
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
680 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
681
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
682 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
683 <!-- _S9SLIDE_ -->
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
684 <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
685
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
686 <ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
687 <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
688 <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
689 <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
690 </ul>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
691
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
692 <pre><code>#! nqp
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
693
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
694 my $count := 100_000_000;
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
695
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
696 my $i := 0;
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
697
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
698 while ++$i &lt;= $count {
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
699 }
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
700 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
701
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
702 <pre><code>#! nqp
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
703
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
704 sub fib($n) {
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
705 $n &lt; 2 ?? $n !! fib($n-1) + fib($n - 2);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
706 }
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
707
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
708 my $N := 29;
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
709
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
710 my $t0 := nqp::time_n();
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
711 my $z := fib($N);
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
712 my $t1 := nqp::time_n();
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
713
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
714 say("fib($N) = " ~ fib($N));
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
715 say("time = " ~ ($t1-$t0));
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
716
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
717 </code></pre>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
718
88
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
719
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
720 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
721
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
722 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
723 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
724 <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
725
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
726 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
727 <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
728 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
729
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
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
732 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
733
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
734 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
735 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
736 <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
737
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 <li>オリジナル
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
740 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
741 <li>7.499 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
742 <li>7.844 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
743 <li>6.074 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
744 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
745 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
746 <li>CbCMoarVM
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>6.135 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
749 <li>6.362 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
750 <li>6.074 sec</li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
751 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
752 </li>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
753 <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
754 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
755
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
756
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
757
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
758 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
759
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
760 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
761 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
762 <h2 id="まとめ">まとめ</h2>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
763
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
764 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
765 <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
766 <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
767 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
768
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
769
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
770
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
771 </div>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
772
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
773 <div class='slide'>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
774 <!-- _S9SLIDE_ -->
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
775 <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
776 <ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
777 <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
778 <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
779 <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
780 <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
781 </ul>
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
782
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents: 86
diff changeset
783
85
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
784 </div>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
785
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
786
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
787 </div><!-- presentation -->
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
788 </body>
1f4e174f0f1a add slide
Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
789 </html>